# EDGAR Filing Document

**Accession Number:** 0001540880
**File Stem:** 0001387131-23-001273
**Filing Date:** 2023-2
**Character Count:** 9076
**Document Hash:** 3043e1cd8c7cdb748b8a0202e4d30e30
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001387131-23-001273.hdr.sgml**: 20230201

**ACCESSION NUMBER**: 0001387131-23-001273

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

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230201

**DATE AS OF CHANGE**: 20230201

**SUBJECT COMPANY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** Calliditas Therapeutics AB
- **CENTRAL INDEX KEY:** 0001795579
- **STANDARD INDUSTRIAL CLASSIFICATION:** PHARMACEUTICAL PREPARATIONS [2834]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** V7
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** SC 13G/A
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 005-91523
- **FILM NUMBER:** 23577637

**BUSINESS ADDRESS:**
- **STREET 1:** KUNGSBRON 1, D5
- **CITY:** STOCKHOLM
- **STATE:** V7
- **ZIP:** SE-111 22
- **BUSINESS PHONE:** 46 8411 3005

**MAIL ADDRESS:**
- **STREET 1:** KUNGSBRON 1, D5
- **CITY:** STOCKHOLM
- **STATE:** V7
- **ZIP:** SE-111 22
**FILED BY**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** FJARDE AP-FONDEN /FOURTH SWEDISH NATIONAL PENSION FUND
- **CENTRAL INDEX KEY:** 0001540880
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** V7
- **FISCAL YEAR END:** 1231

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

**BUSINESS ADDRESS:**
- **STREET 1:** P.O. BOX 3069
- **CITY:** STOCKHOLM
- **STATE:** V7
- **ZIP:** SE 10361
- **BUSINESS PHONE:** 004687877500

**MAIL ADDRESS:**
- **STREET 1:** P.O. BOX 3069
- **CITY:** STOCKHOLM
- **STATE:** V7
- **ZIP:** SE 10361

**UNITED STATES**

**SECURITIES AND EXCHANGE COMMISSION**

**WASHINGTON, D.C. 20549**

**SCHEDULE 13G/A**

**UNDER THE SECURITIES EXCHANGE ACT OF 1934<br> (Amendment No. 1)\***

**Calliditas Therapeutics AB**

**(Name of Issuer)**

**Common Shares, quota value SEK 0.04 per share**

**(Title of Class of Securities)**

**13124Q106**

**(CUSIP Number)**

**December 31, 2022**

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

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

☐ Rule 13d-1(b)

☒ Rule 13d-1(c)

☐ Rule 13d-1(d)

\* The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

**CUSIP No. 13124Q106**

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| | | | |
|:---|:---|:---|:---|
| &nbsp;&nbsp;&nbsp;&nbsp;1. | Name of reporting persons<br>Fjärde AP-fonden (Fourth Swedish National Pension Fund) | Name of reporting persons<br>Fjärde AP-fonden (Fourth Swedish National Pension Fund) | Name of reporting persons<br>Fjärde AP-fonden (Fourth Swedish National Pension Fund) |
| &nbsp;&nbsp;&nbsp;&nbsp;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) ◻ | Check the Appropriate Box if a Member of a Group (See Instructions)<br> (a) ◻ (b) ◻ |
| &nbsp;&nbsp;&nbsp;&nbsp;3. | SEC USE ONLY | SEC USE ONLY | SEC USE ONLY |
| &nbsp;&nbsp;&nbsp;&nbsp;4. | Citizenship or Place of Organization<br>Sweden | Citizenship or Place of Organization<br>Sweden | Citizenship or Place of Organization<br>Sweden |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | 5. | Sole Voting Power<br>2,663,000 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | 6. | Shared Voting Power<br>0 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | 7. | Sole Dispositive Power<br>2,663,000 |
| Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | Number of<br> Shares<br> Beneficially<br> Owned by<br> Each<br> Reporting<br> Person<br> With: | 8. | Shared Dispositive Power<br>0 |
| &nbsp;&nbsp;&nbsp;&nbsp;9. | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2,663,000 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2,663,000 | Aggregate Amount Beneficially Owned by Each Reporting Person<br>2,663,000 |
| &nbsp;&nbsp;&nbsp;&nbsp;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) ◻ | Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) ◻ |
| &nbsp;&nbsp;&nbsp;&nbsp;11. | Percent of Class Represented by Amount in Row (9)<br>4.5%<sup>1</sup> | Percent of Class Represented by Amount in Row (9)<br>4.5%<sup>1</sup> | Percent of Class Represented by Amount in Row (9)<br>4.5%<sup>1</sup> |
| &nbsp;&nbsp;&nbsp;&nbsp;12. | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN | Type of Reporting Person (See Instructions)<br>PN |

---

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| | |
|:---|:---|
| 1 | This percentage is calculated based upon 59,572,587 common shares outstanding as of December 30, 2022, as reported in the Issuer's Report on Form 6-K filed with the Securities and Exchange Commission on December 30, 2022. |

---

**Item 1.**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(a) Name of Issuer

Calliditas Therapeutics AB

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(b) Address of Issuer's Principal Executive Offices

D5, Kungsbron 1

SE-111 22 Stockholm, Sweden

**Item 2.**

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(a) Name of Person Filing

Fjärde AP-fonden (Fourth Swedish National Pension Fund)

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(b) Address of Principal Business Office or, if none, Residence

Box 3069/Jakobsbergsgatan 16, SE 103 61 Stockholm, Sweden

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(c) Citizenship

Sweden

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(d) Title of Class of Securities

Common Shares, quota value SEK 0.04 per share

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;(e) CUSIP Number

13124Q106

**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:**

Not applicable

**Item 4.** **Ownership**

(a) Amount Beneficially Owned as of December 31, 2022: 2,663,000 common shares

(b) Percent of Class as of December 31, 2022: 4.5%

(c) Number of shares as to which the person has, as of December 31, 2022:

(i) Sole power to vote or to direct the vote: 2,663,000 common shares

(ii) Shared power to vote or to direct the vote: 0 common shares

(iii) Sole power to dispose or to direct the disposition of: 2,663,000 common shares

(iv) Shared power to dispose or to direct the disposition of: 0 common shares

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

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 Five Percent on Behalf of Another Person**

Not Applicable

**Item 7.** **Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person.**

Not Applicable

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

Not Applicable

**Item 9.** **Notice of Dissolution of a 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.

**<u><br> SIGNATURE</u>**

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.

Dated: February 1, 2023

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| | |
|:---|:---|
| **Fjärde AP-fonden (Fourth Swedish National Pension Fund)** | **Fjärde AP-fonden (Fourth Swedish National Pension Fund)** |
| By: | /s/ Niklas Ekvall |
| Name: | Niklas Ekvall |
| Title: | Chief Executive Officer |
| By: | /s/ Tobias Fransson |
| Name: | Tobias Fransson |
| Title: | Head of Sustainability, Finance & Communication |

---