# EDGAR Filing Document

**Accession Number:** 0002052865
**File Stem:** 0001104659-25-109134
**Filing Date:** 2025-11
**Character Count:** 11090
**Document Hash:** 83ce2177e6d19f1fc74a2a200835ad54
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001104659-25-109134.hdr.sgml**: 20251110

**ACCESSION NUMBER**: 0001104659-25-109134

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

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251110

**DATE AS OF CHANGE**: 20251110

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Upland Software, Inc.
- **CENTRAL INDEX KEY:** 0001505155
- **STANDARD INDUSTRIAL CLASSIFICATION:** SERVICES-PREPACKAGED SOFTWARE [7372]
- **ORGANIZATION NAME:** 06 Technology
- **EIN:** 272992077
- **STATE OF INCORPORATION:** TX
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SCHEDULE 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-88404
- **FILM NUMBER:** 251466126

**BUSINESS ADDRESS:**
- **STREET 1:** 900 S. CAPITAL OF TEXAS HWY
- **STREET 2:** LAS CIMAS IV, SUITE 300
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78746
- **BUSINESS PHONE:** 512-960-1010

**MAIL ADDRESS:**
- **STREET 1:** 900 S. CAPITAL OF TEXAS HWY
- **STREET 2:** LAS CIMAS IV, SUITE 300
- **CITY:** AUSTIN
- **STATE:** TX
- **ZIP:** 78746

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** Silverback Acquisition Corp
- **DATE OF NAME CHANGE:** 20101105
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** van Schaick Petrus Paulus
- **CENTRAL INDEX KEY:** 0002052865

**ORGANIZATION NAME:**

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

**MAIL ADDRESS:**
- **STREET 1:** NOORDDAMMERWEG 68A
- **CITY:** AMSTELVEEN
- **STATE:** P7
- **ZIP:** 1187 ZT

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

## SCHEDULE 13G

### Under the Securities Exchange Act of 1934

**(Amendment No. 2)**

**Issuer:** Upland Software, Inc.

**Title of Class of Securities:** Common Stock, par value $0.0001 per share

**CUSIP Number:** 91544A109

**Date of Event Which Requires Filing of this Statement:** 09/30/2025

**Check the appropriate box to designate the rule pursuant to which this Schedule is filed:**

- [ ] Rule 13d-1(b)

- [x] Rule 13d-1(c)

- [ ] Rule 13d-1(d)

---

| 1. | Names of Reporting Persons<br>Jalak Investments B.V. | Names of Reporting Persons<br>Jalak Investments B.V. |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>P7 | Citizenship or Place of Organization<br>P7 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>2600000.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>2600000.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2600000.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2600000.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>9.0% | Percent of Class Represented by Amount in Row (9)<br>9.0% |
| 12. | Type of Reporting Person (See Instructions)<br>OO | Type of Reporting Person (See Instructions)<br>OO |

**Comment for Type of Reporting Person:** * Percentage is based upon 28,891,348 shares of common stock outstanding as of November 4, 2025, as reported by the issuer in its Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2025, filed with the Securities and Exchange Commission on November 6, 2025.

---

| 1. | Names of Reporting Persons<br>Petrus van Schaick | Names of Reporting Persons<br>Petrus van Schaick |
|:---|:---|:---|:---|
| 2. | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] | Check the Appropriate Box if a Member of a Group (See Instructions)<br>(a) [ ] (b) [ ] |
| 3. | SEC Use Only | SEC Use Only |
| 4. | Citizenship or Place of Organization<br>P7 | Citizenship or Place of Organization<br>P7 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 5. | Sole Voting Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 6. | Shared Voting Power<br>2600000.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 7. | Sole Dispositive Power<br>0.00 |
| Number of<br>Shares<br>Beneficially<br>Owned by<br>Each<br>Reporting<br>Person<br>With | 8. | Shared Dispositive Power<br>2600000.00 |
| 9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2600000.00 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2600000.00 |
| 10. | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) [ ] |
| 11. | Percent of Class Represented by Amount in Row (9)<br>9.0% | Percent of Class Represented by Amount in Row (9)<br>9.0% |
| 12. | Type of Reporting Person (See Instructions)<br>HC, IN | Type of Reporting Person (See Instructions)<br>HC, IN |

**Comment for Type of Reporting Person:** * Percentage is based upon 28,891,348 shares of common stock outstanding as of November 4, 2025, as reported by the issuer in its Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2025, filed with the Securities and Exchange Commission on November 6, 2025.

---

**Item 1(a). Name of Issuer:**
Upland Software, Inc.

**Item 1(b). Address of Issuer's Principal Executive Offices:**
900 S. Capital of Texas Highway, Las Cimas IV, Suite 300, Austin, TX 78746

**Item 2(a). Name of Person Filing:**
This amended Schedule 13G is being filed by:

(i) Jalak Investments B.V., a besloten vennootschap (or private limited company) formed in the Netherlands; and
(ii) Petrus van Schaick, a Dutch citizen.

The foregoing persons are hereinafter sometimes collectively referred to as the "Reporting Persons".

The Reporting Persons are parties to a Joint Filing Agreement pursuant to which they agreed to file the original Schedule 13G and all subsequent amendments jointly in accordance with the provisions of Rule 13d-1(k) of the Act.

The filing of this amended Schedule 13G should not be construed in and of itself as an admission by any Reporting Person as to beneficial ownership of the securities reported herein.

**Item 2(b). Address of Principal Business Office:**
The principal business address of each Reporting Person is Beethovenstraat 475, 1083 HK Amsterdam, The Netherlands

**Item 2(c). Citizenship:**
Incorporated by reference from Item 4 of the Cover Pages.

**Item 2(d). Title of Class of Securities:**
Common Stock, par value $0.0001 per share

**Item 2(e). CUSIP Number:**
91544A109

**Item 3. If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:**

(a) [ ] Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o).

(b) [ ] Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

(c) [ ] Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c).

(d) [ ] Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8).

(e) [ ] An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);

(f) [ ] An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);

(g) [ ] A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);

(h) [ ] A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);

(i) [ ] A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);

(j) [ ] A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), if filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:

(k) [ ] Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).

**Item 4. Ownership:**

**(a) Amount beneficially owned:**

(i) Jalak Investments B.V. is the direct record and beneficial owner of 2,600,000 shares of common stock of the issuer.
(ii) Voting and investment power with respect to the shares of common stock owned by Jalak Investments B.V. may be deemed to be held by Mr. van Schaick as the sole shareholder of Jalak Investments B.V. Mr. van Schaick does not directly own the shares of common stock.

**(b) Percent of class:**

Incorporated by reference from Item 11 of the Cover Pages.

**(c) Number of shares as to which the person has:**

**(i) Sole power to vote or to direct the vote:**

Incorporated by reference from Item 5 of the Cover Pages.

**(ii) Shared power to vote or to direct the vote:**

Incorporated by reference from Item 6 of the Cover Pages.

**(iii) Sole power to dispose or to direct the disposition of:**

Incorporated by reference from Item 7 of the Cover Pages.

**(iv) Shared power to dispose or to direct the disposition of:**

Incorporated by reference from Item 8 of the Cover Pages.

**Item 5. Ownership of Five Percent or Less of a Class.**

[x] If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following.

**Item 6. Ownership of More than 5 Percent on Behalf of Another Person.**

Not Applicable

**Item 7. Identification and Classification of the Subsidiary**

Not Applicable

**Item 8. Identification and Classification of Members of the Group**

Not Applicable

**Item 9. Notice of Dissolution of Group**

Not Applicable

**Item 10. Certification:**

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

### 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.

**Jalak Investments B.V.**

**Date:** 11/10/2025

**By:** /s/ Petrus van Schaick

**Name & Title:** Petrus van Schaick/ Sole Shareholder

**Petrus van Schaick**

**Date:** 11/10/2025

**By:** /s/ Petrus van Schaick

**Name & Title:** Petrus van Schaick