# EDGAR Filing Document

**Accession Number:** 0001574018
**File Stem:** 0001104659-26-074730
**Filing Date:** 2026-6
**Character Count:** 42828
**Document Hash:** 1f8e40ffc4cc03d2405ce00d3be633a6
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-26-074730.hdr.sgml**: 20260616

**ACCESSION NUMBER**: 0001104659-26-074730

**CONFORMED SUBMISSION TYPE**: SCHEDULE 13D/A

**PUBLIC DOCUMENT COUNT**: 3

**FILED AS OF DATE**: 20260616

**DATE AS OF CHANGE**: 20260616

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** KNOT Offshore Partners LP
- **CENTRAL INDEX KEY:** 0001564180
- **STANDARD INDUSTRIAL CLASSIFICATION:** WATER TRANSPORTATION [4400]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** 1T
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-87436
- **FILM NUMBER:** 261096049

**BUSINESS ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 2 QUEEN'S CROSS
- **CITY:** ABERDEEN
- **PROVINCE COUNTRY:** X0
- **ZIP:** AB15 4YB
- **BUSINESS PHONE:** 44 1224 618420

**MAIL ADDRESS:**
- **ADDRESS IS A NON US LOCATION:** YES
- **STREET 1:** 2 QUEEN'S CROSS
- **CITY:** ABERDEEN
- **PROVINCE COUNTRY:** X0
- **ZIP:** AB15 4YB
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Knutsen NYK Offshore Tankers AS
- **CENTRAL INDEX KEY:** 0001574018

**ORGANIZATION NAME:**
- **EIN:** 000000000
- **STATE OF INCORPORATION:** Q8

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13D/A

**BUSINESS ADDRESS:**
- **STREET 1:** SMEDASUNDET 40
- **CITY:** HAUGESUND
- **STATE:** Q8
- **ZIP:** 5529
- **BUSINESS PHONE:** 47 5270 4000

**MAIL ADDRESS:**
- **STREET 1:** SMEDASUNDET 40
- **STREET 2:** P.O. BOX 2017
- **CITY:** HAUGESUND
- **STATE:** Q8
- **ZIP:** 5504

## Ex-99.(A)

**EXHIBIT A**

**Directors and Executive Officers of Knutsen NYK Offshore Tankers AS**

---

| | | |
|:---|:---|:---|
| **Name and Position** | **Principal Occupation or Employment<br> and Principal Business Address<sup>1</sup>** | **Citizenship** |
| Trygve Seglem, President and Chief Executive Officer | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Øystein Emberland, Chief Financial Officer | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| John Einar Dalsvåg, Vice President, Chartering & Business Development | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Karl Gerhard B. Dahl, Senior Vice President Tax, Accounting and Administration | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Magnus Gudmundsen, Chief Operating Officer | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Geir Hagen, Vice President HSSE & QA | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Jorunn Seglem, Chair of the Board | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Anders Nome Lepsøe, Director | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Junya Omoto, Executive Vice President | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Japan |

---

<sup>1</sup> Unless otherwise indicated, the present principal occupation of each Covered Person is with Knutsen NYK Offshore Tankers AS.

**Directors of NYK Holding (Europe) B.V.**

---

| | | |
|:---|:---|:---|
| **Name and Position** | **Principal Occupation or Employment <br> and Principal Business Address<sup>2</sup>** | **Citizenship** |
| Yoshiki Kawagoe, Director | Reykjavikweg 1 1118 LK Schiphol, the Netherlands | Japan |
| Yusuke Hagiwara, Director | Reykjavikweg 1 1118 LK Schiphol, the Netherlands | Japan |
| Kotaro Okuni, Director | Reykjavikweg 1 1118 LK Schiphol, the Netherlands | Japan |

---

<sup>2</sup> Unless otherwise indicated, the present principal occupation of each Covered Person is with NYK Holding (Europe) B.V.

**Directors and Executive Officers of Nippon Yusen Kabushiki Kaisha**

---

| | | |
|:---|:---|:---|
| **Name and Position** | **Principal Occupation or Employment<br> and Principal Business Address<sup>3</sup>** | **Citizenship** |
| Hitoshi Nagasawa, Chairman, Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Takaya Soga, President, Representative Director, President & Chief Executive Officer | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Akira Kono, Representative Director, Executive Vice-President Executive Officer | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Yasunobu Suzuki, Director, Senior Managing Executive Officer | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Eiichi Tanabe, Chief Outside Director, Independent Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Satoko Shisai, Outside Director, Independent Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Satoko Kuwabara, Outside Director, Independent Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Keiko Kosugi, Director, Audit & Supervisory Committee member | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Yutaka Higurashi, Director, Audit & Supervisory Committee member | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Hiroshi Nakaso, Outside Director, Audit & Supervisory Committee member, Independent Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Motoyuki Ii, Outside Director, Audit & Supervisory Committee member, Independent Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |
| Ritsuko Nonomiya, Outside Director, Audit & Supervisory Committee member, Independent Director | 3-2 Marunouchi 2-chome, Chiyoda-ku Tokyo 100-0005, Japan | Japan |

---

<sup>3</sup> Unless otherwise indicated, the present principal occupation of each Covered Person is with Nippon Yusen Kabushiki Kaisha

**Directors and Executive Officers of TS Shipping Invest AS**

---

| | | |
|:---|:---|:---|
| **Name and Position** | **Principal Occupation or Employment <br> and Principal Business Address<sup>4</sup>** | **Citizenship** |
| Øyvind Holte, Chairman | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Trygve Seglem, President and Chief Executive Officer | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Synnøve Seglem, Director | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Jorunn Seglem, Director | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Kjell Erik Jacobsen, Director | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |
| Jon Christian Syvertsen, Director | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |

---

<sup>4</sup> Unless otherwise indicated, the present principal occupation of each Covered Person is with TS Shipping Invest AS.

**Directors and Executive Officers of Seglem Holding AS**

---

| | | |
|:---|:---|:---|
| **Name and Position** | **Principal Occupation or Employment <br> and Principal Business Address<sup>5</sup>** | **Citizenship** |
| Trygve Seglem, Chairman, President and Chief Executive Officer | Smedasundet 40, Postbox 2017 Raglamyr, 5504 Haugesund, Norway | Norwegian |

---

<sup>5</sup> Unless otherwise indicated, the present principal occupation of each Covered Person is with Seglem Holding AS.

## Ex-99.(E)

**EXHIBIT E**

**Joint Filing Agreement**

The undersigned, being duly authorized thereunto, hereby execute this agreement as an exhibit to this Amendment with respect to the Common Units of KNOT Offshore Partners LP to evidence the agreement of the below-named parties, in accordance with the rules promulgated pursuant to the Securities Exchange Act of 1934, as amended, to file this Amendment jointly on behalf of each such party.

Date: June 16, 2026

---

| | |
|:---|:---|
| **KNUTSEN NYK OFFSHORE TANKERS AS** | **KNUTSEN NYK OFFSHORE TANKERS AS** |
| | /s/ Trygve Seglem |
| Name: | Trygve Seglem |
| Title: | President and Chief Executive Officer |
| **NYK HOLDING (EUROPE) B.V.** | **NYK HOLDING (EUROPE) B.V.** |
| | /s/ Kotaro Okuni |
| Name: | Kotaro Okuni |
| Title: | Director |
| **NIPPON YUSEN KABUSHIKI KAISHA** | **NIPPON YUSEN KABUSHIKI KAISHA** |
| | /s/ Hironobu Watanabe |
| Name: | Hironobu Watanabe |
| Title: | Senior Managing Executive Officer |
| **TS SHIPPING INVEST AS** | **TS SHIPPING INVEST AS** |
| | /s/ Trygve Seglem |
| Name: | Trygve Seglem |
| Title: | President and Chief Executive Officer |
| **SEGLEM HOLDING AS** | **SEGLEM HOLDING AS** |
| | /s/ Trygve Seglem |
| Name: | Trygve Seglem |
| Title: | Chairman, President and Chief Executive Officer |
| **TRYGVE SEGLEM** | **TRYGVE SEGLEM** |
| | /s/ Trygve Seglem |

---

### UNITED STATES SECURITIES AND EXCHANGE COMMISSION
**Washington, D.C. 20549**

## SCHEDULE 13D

### Under the Securities Exchange Act of 1934

**(Amendment No. 6)**

**KNOT Offshore Partners LP**

*(Name of Issuer)*

**Common Units Representing Limited Partner Interests**

*(Title of Class of Securities)*

**—**

*(CUSIP Number)*

**Knutsen NYK Offshore TankersAS**<br>Smedasundet 40, Postbox 2017,<br>Haugesund Q8 5504<br>47 5270 4000

*(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)*

**06/15/2026**

*(Date of Event Which Requires Filing of this Statement)*

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Knutsen NYK Offshore Tankers AS** | Name of reporting person<br>**Knutsen NYK Offshore Tankers AS** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**Q8** | Citizenship or place of organization<br>**Q8** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**0.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**32.5%** | Percent of class represented by amount in Row (11)<br>**32.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** * Knutsen NYK Offshore Tankers AS ("KNOT") is also the beneficial owner of the 1.83%general partner interest in KNOT Offshore Partners LP (the "Partnership"), 252,405 Class
B Units representing limited partner interests in the Partnership ("Class B Units") and
1,458,333 Series A Convertible Preferred Units in the Partnership ("Series A Preferred
Units"). One-eighth of the initial 673,080 Class B Units issued by the Partnership convertto common units representing limited partner interests in the Partnership ("Common
Units") on a one-for-one basis for each quarter (starting with the quarter ending
September 30, 2021) that the Partnership pays distributions on the Common Units thatare at or above $0.52 per quarter until no further Class B Units exist. Included in theamount beneficially owned are 1,749,862 Common Units, which represent the Common
Units into which the 1,458,333 Series A Preferred Units beneficially owned wereconvertible at March 31, 2026.

** Calculation of percentage based on a total of 35,410,204 Common Units outstandingas of March 31, 2026. In calculating the percentage beneficially owned, 1,749,862
Common Units were included in both the numerator and denominator, which representthe Common Units into which the 1,458,333 Series A Preferred Units beneficially ownedwere convertible at March 31, 2026.

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**NYK Holding (Europe) B.V.** | Name of reporting person<br>**NYK Holding (Europe) B.V.** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**P7** | Citizenship or place of organization<br>**P7** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**11501486.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**32.5%** | Percent of class represented by amount in Row (11)<br>**32.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** * KNOT is a joint venture between NYK Holding (Europe) B.V. ("NYK Europe") and TS
Shipping Invest AS ("TSSI"), each of which owns a 50% interest and has the power toappoint half of the members of the board of directors of KNOT. Accordingly, each of NYK
Europe and TSSI may be deemed to share beneficial ownership of the Common Units,
Class B Units and Series A Preferred Units beneficially held by KNOT and the 1.83%general partner interest held by the Partnership's general partner. Included in the amountbeneficially owned are 1,749,862 Common Units, which represent the Common Units intowhich the 1,458,333 Series A Preferred Units beneficially owned were convertible at
March 31, 2026.

** Calculation of percentage based on a total of 35,410,204 Common Units outstandingas of March 31, 2026. In calculating the percentage beneficially owned, 1,749,862
Common Units were included in both the numerator and denominator, which representthe Common Units into which the 1,458,333 Series A Preferred Units beneficially ownedwere convertible at March 31, 2026.

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Nippon Yusen Kabushiki Kaisha** | Name of reporting person<br>**Nippon Yusen Kabushiki Kaisha** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**M0** | Citizenship or place of organization<br>**M0** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**11501486.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**32.5%** | Percent of class represented by amount in Row (11)<br>**32.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** * NYK Europe is a wholly owned subsidiary of Nippon Yusen Kabushiki Kaisha ("NYK"),a broadly owned Japanese public company. NYK may therefore be deemed to sharebeneficial ownership of the Common Units, Class B Units and Series A Preferred Unitsbeneficially held by KNOT and the 1.83% general partner interest held by the
Partnership's general partner. Included in the amount beneficially owned are 1,749,862
Common Units, which represent the Common Units into which the 1,458,333 Series A
Preferred Units beneficially owned were convertible at March 31, 2026.

** Calculation of percentage based on a total of 35,410,204 Common Units outstandingas of March 31, 2026. In calculating the percentage beneficially owned, 1,749,862
Common Units were included in both the numerator and denominator, which representthe Common Units into which the 1,458,333 Series A Preferred Units beneficially ownedwere convertible at March 31, 2026.

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**TS Shipping Invest AS** | Name of reporting person<br>**TS Shipping Invest AS** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**Q8** | Citizenship or place of organization<br>**Q8** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**11501486.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**32.5%** | Percent of class represented by amount in Row (11)<br>**32.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** * KNOT is a joint venture between NYK Europe and TSSI, each of which owns a 50%interest and has the power to appoint half of the members of the board of directors of
KNOT. Accordingly, each of NYK Europe and TSSI may be deemed to share beneficialownership of the Common Units, Class B Units and Series A Preferred Units beneficiallyheld by KNOT and the 1.83% general partner interest held by the Partnership's generalpartner. Included in the amount beneficially owned are 1,749,862 Common Units, whichrepresent the Common Units into which the 1,458,333 Series A Preferred Unitsbeneficially owned were convertible at March 31, 2026.

**Calculation of percentage based on a total of 35,410,204 Common Units outstandingas of March 31, 2026. In calculating the percentage beneficially owned, 1,749,862
Common Units were included in both the numerator and denominator, which representthe Common Units into which the 1,458,333 Series A Preferred Units beneficially ownedwere convertible at March 31, 2026.

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Seglem Holding AS** | Name of reporting person<br>**Seglem Holding AS** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**Q8** | Citizenship or place of organization<br>**Q8** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**11501486.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**32.5%** | Percent of class represented by amount in Row (11)<br>**32.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** * TSSI is a wholly owned subsidiary of Seglem Holding AS ("Seglem Holding"). Seglem
Holding may therefore be deemed to share beneficial ownership of the Common Units,
Class B Units and Series A Preferred Units beneficially held by KNOT and the 1.83%general partner interest held by the Partnership's general partner. Included in the amountbeneficially owned are 1,749,862 Common Units, which represent the Common Units intowhich the 1,458,333 Series A Preferred Units beneficially owned were convertible at
March 31, 2026.

** Calculation of percentage based on a total of 35,410,204 Common Units outstandingas of March 31, 2026. In calculating the percentage beneficially owned, 1,749,862
Common Units were included in both the numerator and denominator, which representthe Common Units into which the 1,458,333 Series A Preferred Units beneficially ownedwere convertible at March 31, 2026.

| **CUSIP No.** | **—** |

---

| | | | |
|:--|:--|:--|:--|
| 1 | Name of reporting person<br>**Seglem Trygve** | Name of reporting person<br>**Seglem Trygve** | |
| 2 | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | Check the appropriate box if a member of a Group (See Instructions)<br>[x] (a)<br>[ ] (b) | |
| 3 | SEC use only | SEC use only | |
| 4 | Source of funds (See Instructions)<br>**OO** | Source of funds (See Instructions)<br>**OO** | |
| 5 | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)<br>[ ] | |
| 6 | Citizenship or place of organization<br>**Q8** | Citizenship or place of organization<br>**Q8** | |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 7 | Sole Voting Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 8 | Shared Voting Power<br>**11501486.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 9 | Sole Dispositive Power<br>**0.00** |
| Number of Shares<br>Beneficially Owned by<br>Each Reporting Person With: | 10 | Shared Dispositive Power<br>**11501486.00** |
| 11 | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | Aggregate amount beneficially owned by each reporting person<br>**11501486.00** | |
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)<br>[ ] | |
| 13 | Percent of class represented by amount in Row (11)<br>**32.5%** | Percent of class represented by amount in Row (11)<br>**32.5%** | |
| 14 | Type of Reporting Person (See Instructions)<br>**OO** | Type of Reporting Person (See Instructions)<br>**OO** | |

---

**Comment for Reporting Person:** * Trygve Seglem owns 70% of the equity interests in Seglem Holding, with the remainderowned by members of his immediate family. Through his control of Seglem Holding andindirect control of TSSI, Mr. Seglem may be deemed to share beneficial ownership of the
Common Units, Class B Units and Series A Preferred Units beneficially held by KNOTand the 1.83% general partner interest held by the Partnership's general partner. Includedin the amount beneficially owned are 1,749,862 Common Units, which represent the
Common Units into which the 1,458,333 Series A Preferred Units beneficially owned wereconvertible at March 31, 2026.

** Calculation of percentage based on a total of 35,410,204 Common Units outstandingas of March 31, 2026. In calculating the percentage beneficially owned, 1,749,862
Common Units were included in both the numerator and denominator, which representthe Common Units into which the 1,458,333 Series A Preferred Units beneficially ownedwere convertible at March 31, 2026.

**Item 1. Security and Issuer**

**(a) Title of Class of Securities:**
Common Units Representing Limited Partner Interests

**(b) Name of Issuer:**
KNOT Offshore Partners LP

**(c) Address of Issuer's Principal Executive Offices:**
2 Queen's Cross, Aberdeen, X0, AB15 4YB

Explanatory Note

The Reporting Persons named in Item 2 below are hereby jointly filing this amendment
(the "Amendment") to the Schedule 13D filed with the U.S Securities and Exchange
Commission (the "Commission") on August 22, 2016, as amended by Amendment No.
1 filed on March 31, 2017, Amendment No. 2 filed on November 20, 2018, Amendment
No. 3 filed on September 24, 2021, Amendment No. 4 filed on November 3, 2025 and
Amendment No. 5 filed on March 20, 2026 (as amended, the "Schedule 13D"), to reportthat, on June 15, 2026, Knutsen NYK Offshore Tankers AS, a Norway limited company
("KNOT"), purchased 1,250,000 Series A Preferred Units of KNOT Offshore Partners
LP, a Marshall Islands limited partnership (the "Partnership" or the "Issuer"), from
Pierfront Capital Mezzanine Fund Pte. Ltd.

In accordance with Rule 13d-1(k)(1)(iii) promulgated pursuant to the Exchange Act, the
Reporting Persons named in Item 2 below have executed a written agreement relatingto the joint filing of this Amendment (the "Joint Filing Agreement"), a copy of which isannexed hereto as Exhibit E.

**Item 4. Purpose of Transaction**

The information contained in Item 3 above is incorporated herein by reference.

KNOT acquired its Common Units (including any Common Units issuable uponconversion of the Class B Units and Series A Preferred Units) for investment purposesand (in the case of the original acquisition of the Subordinated Units) in order to effectthe IPO. Each of the Reporting Persons at any time and from time to time may acquireadditional Common Units or dispose of any or all of Common Units that it ownsdepending upon an ongoing evaluation of the investment in the Common Units,prevailing market conditions, other investment opportunities, other investmentconsiderations and/or other factors.

Under the Limited Liability Company Agreement of the General Partner, dated February
20, 2013 (the "General Partner LLC Agreement"), KNOT has the right to designate theindividuals that serve on the board of directors of the General Partner. The General
Partner, in turn, has the right to appoint three of the seven directors of the Partnership.
Through KNOT's right to appoint the board of directors of the General Partner and the
General Partner's right to appoint three members of the board of directors of the
Partnership (the "Board"), KNOT and, indirectly, the other Reporting Persons, have theability to influence the management, policies and control of the Partnership with the aimof increasing the value of the Partnership, and thus of the Reporting Persons'investment.

The Reporting Persons continuously evaluate their investment in the Issuer and itssubsidiaries and, depending on various factors including, but not limited to, the price ofthe Common Units, the terms and conditions of available transactions, prevailingmarket conditions and such other considerations as the Reporting Persons deemrelevant may, at any time or from time to time, and subject to any required regulatoryapprovals, acquire or dispose of additional Common Units, Series A Preferred Unitsand/or other equity, debt, notes, instruments or other securities of the Issuer and/or itssubsidiaries on the open market, in privately negotiated transactions, directly from or tothe Issuer, upon the exercise or conversion of securities convertible into or exercisableor exchangeable for other securities or otherwise. Any such acquisition, disposition orother transaction could be effectuated through open market purchases, tender orexchange offers, exercise of the limited call right contained in the Partnership
Agreement, negotiated merger transactions, privately negotiated transactions, saletransactions or otherwise.

The Reporting Persons may, at any time and from time to time, review or reconsidertheir position and/or change their purpose and/or formulate plans or proposals withrespect thereto.

**Item 5. Interest in Securities of the Issuer**

**(a)**
The aggregate number and percentage of Common Units beneficially owned by each
Reporting Person (on the basis of a total of 35,410,204 Common Units outstanding asof March 31, 2026) are as follows:

Knutsen NYK Offshore Tankers AS
Amount beneficially owned: 11,501,486            Percentage: 32.5%

NYK Holding (Europe) B.V.
Amount beneficially owned: 11,501,486            Percentage: 32.5%

Nippon Yusen Kabushiki Kaisha
Amount beneficially owned: 11,501,486            Percentage: 32.5%

TS Shipping Invest AS
Amount beneficially owned: 11,501,486           Percentage: 32.5%

Seglem Holding AS
Amount beneficially owned: 11,501,486            Percentage: 32.5%

Trygve Seglem
Amount beneficially owned: 11,501,486            Percentage: 32.5%

Included in the amount beneficially owned for each Reporting Person are 1,749,862
Common Units, which represent the Common Units into which the 1,458,333 Series A
Preferred Units beneficially owned were convertible at March 31, 2026. In calculatingthe percentage beneficially owned, these Common Units were included in both thenumerator and denominator.

**(b)**
The aggregate number and percentage of Common Units beneficially owned by each
Reporting Person (on the basis of a total of 35,410,204 Common Units outstanding asof March 31, 2026) are as follows:

Knutsen NYK Offshore Tankers AS
Number of Common Units to which the Reporting Person has:i.Sole power to vote or to direct the vote:         11,501,486ii. Shared power to vote or to direct the vote:   0iii. Sole power to dispose or to direct the disposition of: 11,501,486iv. Shared power to dispose or to direct the disposition of:   0

NYK Holding (Europe) B.V.
Number of Common Units to which the Reporting Person has:i.Sole power to vote or to direct the vote:         0ii. Shared power to vote or to direct the vote:   11,501,486iii. Sole power to dispose or to direct the disposition of: 0iv. Shared power to dispose or to direct the disposition of:   11,501,486

Nippon Yusen Kabushiki Kaisha
Number of Common Units to which the Reporting Person has:i.Sole power to vote or to direct the vote:         0ii. Shared power to vote or to direct the vote:  11,501,486iii. Sole power to dispose or to direct the disposition of: 0iv. Shared power to dispose or to direct the disposition of:   11,501,486

TS Shipping Invest AS
Number of Common Units to which the Reporting Person has:i.Sole power to vote or to direct the vote:         0ii. Shared power to vote or to direct the vote:   11,501,486iii. Sole power to dispose or to direct the disposition of: 0iv. Shared power to dispose or to direct the disposition of:   11,501,486

Seglem Holding AS
Number of Common Units to which the Reporting Person has:i.Sole power to vote or to direct the vote:         0ii. Shared power to vote or to direct the vote:   11,501,486iii. Sole power to dispose or to direct the disposition of: 0iv. Shared power to dispose or to direct the disposition of:   11,501,486

Trygve Seglem
Number of Common Units to which the Reporting Person has:i.Sole power to vote or to direct the vote:         0ii. Shared power to vote or to direct the vote:   11,501,486iii. Sole power to dispose or to direct the disposition of: 0iv. Shared power to dispose or to direct the disposition of:   11,501,486

Included in the amount beneficially owned for each Reporting Person are 1,749,862
Common Units, which represent the Common Units into which the 1,458,333 Series A
Preferred Units beneficially owned were convertible at March 31, 2026. In calculating the percentage beneficially owned, these Common Units were included in both thenumerator and denominator.

**(c)**
Except as described herein, none of the Reporting Persons nor, to the Reporting
Persons' knowledge, the Covered Persons, has effected any transactions in the
Common Units during the past 60 days.

**Item 6. Contracts, Arrangements, Understandings or Relationships With Respect to Securities of the Issuer.**

The information contained in Items 2 and 3 above is incorporated herein by reference.

Partnership Agreement

In connection with the IDR Exchange, the Partnership amended the Previous
Partnership Agreement and entered into a Fourth Amended and Restated Agreementof Limited Partnership, effective as of September 10, 2021 (the "Partnership
Agreement"), which is filed as Exhibit 3.2 to the Partnership's Registration Statementon Form 8-A/A filed with the Commission on September 10, 2021.

General Partner's Right to Appoint Directors

The Partnership's board of directors consists of seven members, three of which areappointed by the General Partner ("Appointed Directors") and four of which are electedby holders of the Common Units and Class B Units ("Elected Directors"). Appointed
Directors serve as directors for terms determined by General Partner. Elected Directorsare divided into four classes serving staggered four-year terms. Whenever distributionspayable on the Series A Preferred Units have not been declared and paid for fourconsecutive quarters, holders of Series A Preferred Units, together with the holders ofany other series of preferred units upon which like rights have been conferred and areexercisable, will have the right to replace one of the Appointed Directors with a personnominated by such holders, such nominee to serve until all accrued and unpaiddistributions on the preferred units have been paid.

Voting Restrictions

The Partnership Agreement provides that holders of the Common Units and Class B
Units who are residents of Norway (including KNOT) are not eligible to vote in theelection of Elected Directors. Further, if any person or group owns beneficially morethan 4.9% of any class of units then outstanding, any such units owned by that personor group in excess of 4.9% may not be voted on any matter and are not considered tobe outstanding when sending notices of a meeting of unitholders, calculating requiredvotes (except for purposes of nominating a person for election to the board of directors),determining the presence of a quorum or for other similar purposes, unless required bylaw. The General Partner, its affiliates (including KNOT) and persons who acquire
Common Units and Class B Units with the prior approval of the board of directors arenot subject to the 4.9% limitation except with respect to voting their Common Units and
Class B Units in the election of the Elected Directors.

Registration Rights

Under the Partnership Agreement, the Partnership agreed to register for resale underthe Securities Act of 1933, as amended, and applicable state securities laws any
Common Units or other partnership interests proposed to be sold by the General
Partner or any of its affiliates (including KNOT) or their assignees if an exemption fromthe registration requirements is not otherwise available or advisable. These registrationrights continue for two years following any withdrawal or removal of the General Partneras the general partner of the Partnership. The Partnership is obligated to pay allexpenses incidental to the registration, excluding underwriting discounts andcommissions.

Limited Call Right

Under the Partnership Agreement, if, at any time, the General Partner and its affiliatesown more than 80% of the Common Units then outstanding, the General Partner hasthe right, but not the obligation, to purchase all, but not less than all, of the remaining
Common Units at a price equal to the greater of (1) the average of the daily closingprices of the Common Units over the consecutive 20 trading days preceding the datethree days before notice of exercise of the call right is first mailed and (2) the highestprice paid by the General Partner or any of its affiliates for Common Units during the
90-day period preceding the date such notice is first mailed.

General Partner LLC Agreement

Under the General Partner LLC Agreement, KNOT has the right to designate theindividuals that serve on the board of directors of the General Partner.

To the best knowledge of the Reporting Persons, there are no other contracts,arrangements, understandings or relationships (legal or otherwise) among the personsnamed in Item 2 with respect to any securities of the Partnership.

 References to, and descriptions of, the Partnership Agreement as set forth in this
Amendment are qualified in their entirety by reference to the Partnership Agreementfiled as Exhibit 3.2 to the Partnership's Registration Statement on Form 8-A/A filed withthe Commission on September 10, 2021, which is incorporated by reference herein inits entirety. References to, and descriptions of, the General Partner LLC Agreement asset forth in this Amendment are qualified in their entirety by reference to the General
Partner LLC Agreement filed as Exhibit 3.4 to the Partnership's Registration Statementon Form F-1, filed with the Commission on February 28, 2013 (File No. 333-186947),which is incorporated by reference herein in its entirety. References to, and descriptionsof, the Exchange Agreement as set forth in this Amendment are qualified in their entiretyby reference to Exhibit D to this Amendment, which is incorporated by reference hereinin its entirety.

### SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Knutsen NYK Offshore Tankers AS

**Signature:** /s/ Trygve Seglem

**Name/Title:** Trygve Seglem / President and Chief Executive Officer

**Date:** 06/16/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** NYK Holding (Europe) B.V.

**Signature:** /s/ Kotaro Okuni

**Name/Title:** Kotaro Okuni / Director

**Date:** 06/16/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Nippon Yusen Kabushiki Kaisha

**Signature:** /s/ Hironobu Watanabe

**Name/Title:** Hironobu Watanabe / Senior Managing Executive Officer

**Date:** 06/16/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** TS Shipping Invest AS

**Signature:** /s/ Trygve Seglem

**Name/Title:** Trygve Seglem / President and Chief Executive Officer

**Date:** 06/16/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Seglem Holding AS

**Signature:** /s/ Trygve Seglem

**Name/Title:** Trygve Seglem / Chairman, President and Chief Executive Officer

**Date:** 06/16/2026

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

**Reporting Person:** Seglem Trygve

**Signature:** /s/ Trygve Seglem

**Name/Title:** Trygve Seglem

**Date:** 06/16/2026