[SCHEDULE 13D/A] Aurinia Pharmaceuticals Inc SEC Filing

Rhea-AI Filing Summary

This Amendment No. 16 to the Schedule 13D reports the holdings and recent transactions by ILJIN-related reporting persons in Aurinia Pharmaceuticals Inc.'s common shares. Chin Kyu Huh beneficially owns 6,535,141 shares, equal to 5.0% of the outstanding class, and certain ILJIN entities report shared voting and dispositive power over 5,411,533 shares (4.1%). The filing states small purchases by family members and material secondary-market sales by ILJIN SNT and a family member, with per-share prices disclosed.

The filing also states the Reporting Persons may be deemed a group for Section 13(d)(3) purposes while disclaiming certain beneficial ownerships among family members and entities. All percentage calculations are based on 131,629,546 shares outstanding as reported by the issuer.

Insights

Securities Analyst

TL;DR: Disclosure shows a 5.0% individual stake and quantified secondary-market sales; transparency on holdings and transactions is material to investors.

The filing provides clear, itemized ownership amounts and transaction details. Chin Kyu Huh is reported as beneficial owner of 6,535,141 shares (5.0%), and ILJIN-related entities report shared power over 5,411,533 shares (4.1%). The reporting persons disclosed sales totaling 498,538 shares by ILJIN SNT and 108,000 shares by Seoung Eun Huh with per-share prices included, and small purchases by two family members. The ownership and transaction figures are based on the issuer's reported 131,629,546 outstanding shares, making these disclosures material to assessments of insider activity and potential voting influence.

Corporate Governance Expert

TL;DR: The filing indicates potential coordinated ownership among ILJIN entities and family members and discloses a >5% beneficial holding, which is governance-relevant.

The statement notes the Reporting Persons "may be deemed" a group under Section 13(d)(3), while also disclaiming certain cross-family beneficial ownerships. A reported 5.0% stake by an individual stockholder is a threshold often considered significant for governance and proxy considerations. The filing's Amended and Restated Agreement of Joint Filing is listed as an exhibit, reinforcing formal coordination among the reporting persons for disclosure purposes.

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13D

Under the Securities Exchange Act of 1934

(Amendment No. 16)

Aurinia Pharmaceuticals Inc.

(Name of Issuer)

Common Shares, no par value

(Title of Class of Securities)

05156V102

(CUSIP Number)

ILJIN SNT Co., Ltd.
(Dohwa-dong), 45 Maop-daero, Mapo-gu,
Seoul, M5, 121-716
82-2-707-9035

Sungjin Kang, Scott Levi
White & Case LLP, 31F One IFC, 10 Gukjegeumyung-ro, Yeongdeungpo-gu
Seoul, M5, 121-716
82-2-6138-8818

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

08/11/2025

(Date of Event Which Requires Filing of This Statement)

If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.

The information required on 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).

SCHEDULE 13D

CUSIP No. 05156V102

1

Name of reporting person

ILJIN SNT Co., Ltd.

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

KOREA, REPUBLIC OF

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 5,411,533.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 5,411,533.00

11

Aggregate amount beneficially owned by each reporting person

5,411,533.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

4.1 %

14

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13D

CUSIP No. 05156V102

1

Name of reporting person

ILJIN Steel Co., Ltd.

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

KOREA, REPUBLIC OF

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 1,123,608.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 1,123,608.00

11

Aggregate amount beneficially owned by each reporting person

1,123,608.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

0.9 %

14

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13D

CUSIP No. 05156V102

1

Name of reporting person

ILJIN GLS Co., Ltd.

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

KOREA, REPUBLIC OF

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 5,411,533.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 5,411,533.00

11

Aggregate amount beneficially owned by each reporting person

5,411,533.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

4.1 %

14

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13D

CUSIP No. 05156V102

1

Name of reporting person

Sae Kyoung Huh

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

KOREA, REPUBLIC OF

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 465,766.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 465,766.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

465,766.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

0.4 %

14

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13D

CUSIP No. 05156V102

1

Name of reporting person

Seoung Eun Huh

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

KOREA, REPUBLIC OF

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 392,188.00
8	Shared Voting Power 0.00
9	Sole Dispositive Power 392,188.00
10	Shared Dispositive Power 0.00

11

Aggregate amount beneficially owned by each reporting person

392,188.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

0.3 %

14

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13D

CUSIP No. 05156V102

1

Name of reporting person

Chin Kyu Huh

2

Check the appropriate box if a member of a Group (See Instructions)

(a)
(b)

3

SEC use only

4

Source of funds (See Instructions)

OO

5

Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)

6

Citizenship or place of organization

KOREA, REPUBLIC OF

Number of Shares Beneficially Owned by Each Reporting Person With:

7	Sole Voting Power 0.00
8	Shared Voting Power 6,535,141.00
9	Sole Dispositive Power 0.00
10	Shared Dispositive Power 6,535,141.00

11

Aggregate amount beneficially owned by each reporting person

6,535,141.00

12

Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)

13

Percent of class represented by amount in Row (11)

5.0 %

14

Type of Reporting Person (See Instructions)

IN

SCHEDULE 13D

Item 1.	Security and Issuer
(a)	Title of Class of Securities: Common Shares, no par value
(b)	Name of Issuer: Aurinia Pharmaceuticals Inc.
(c)	Address of Issuer's Principal Executive Offices: #140, 14315 - 118 AVENUE, Edmonton, ALBERTA, CANADA , T5L 4S6.
Item 1 Comment: Reference is hereby made to the statement on Schedule 13D filed with the Securities and Exchange Commission (the "SEC") by the Reporting Persons with respect to the Common Shares on April 8, 2019, Amendment No. 1 thereto filed on June 4, 2019, Amendment No. 2 thereto filed on November 13, 2019, Amendment No. 3 thereto filed on December 6, 2019, Amendment No. 4 thereto filed on December 9, 2019, Amendment No. 5 thereto filed on December 10, 2019, Amendment No. 6 thereto filed on December 18, 2019, Amendment No. 7 thereto filed on July 23, 2020, Amendment No. 8 thereto filed on October 9, 2020, Amendment No. 9 thereto filed on January 26, 2021, Amendment No. 10 thereto filed on January 27, 2021, Amendment No. 11 thereto filed on March 3, 2022, Amendment No. 12 thereto filed on January 6, 2023, Amendment No. 13 thereto filed on January 20, 2023, Amendment No. 14 thereto filed on May 10, 2023, and Amendment No. 15 thereto filed on March 20, 2024 (as so amended, the "Schedule 13D"). Terms defined in the Schedule 13D are used herein as so defined. Except as set forth herein, the Schedule 13D is unmodified.
Item 2.	Identity and Background
(a)	Pursuant to Rule 13d-1 promulgated by the SEC under Section 13 of the Act, this statement is being filed jointly by the following: (i) ILJIN SNT Co., Ltd. ("ILJIN SNT"); (ii) ILJIN Steel Co., Ltd. ("ILJIN Steel"); (iii) ILJIN GLS Co., Ltd. ("ILJIN GLS"); (iv) Sae Kyoung Huh; (v) Seoung Eun Huh; and (vi) Chin Kyu Huh. Each of ILJIN SNT, ILJIN Steel, ILJIN GLS, each of Mrs. Sae Kyoung Huh and Seoung Eun Huh, and Mr. Huh are referred to individually as a "Reporting Person," and, collectively, as the "Reporting Persons." The Common Shares that may be deemed to be beneficially owned by each Reporting Person are set forth on Line 11 of such Reporting Person's coversheet and in Item 5 below. Each of Mrs. Sae Kyoung Huh and Seoung Eun Huh is an adult daughter of Mr. Huh who does not live in Mr. Huh's household. Mr. Huh disclaims beneficial ownership of the shares directly owned by each of Mrs. Sae Kyoung Huh and Seoung Eun Huh, and each of Mrs. Sae Kyoung Huh and Seoung Eun Huh disclaims beneficial ownership of the shares beneficially owned by each other and by Mr. Huh, ILJIN SNT, ILJIN Steel and ILJIN GLS. Mr. Huh is the direct owner of 100% of the issued and outstanding common shares of ILJIN GLS, the indirect owner of 100% of the issued and outstanding common shares of ILJIN SNT and the owner of a majority of the issued and outstanding shares of ILJIN Steel. Mr. Huh is responsible for voting and dispositive decisions of ILJIN SNT, ILJIN Steel and ILJIN GLS. Accordingly, Mr. Huh may be deemed to have investment and voting control over the Common Shares held by ILJIN SNT and ILJIN Steel and indirectly owned by ILJIN GLS. Based on the transactions and relationships described herein, the Reporting Persons may be deemed to constitute a "group" for purposes of Section 13(d)(3) of the Act. The filing of this Schedule 13D shall not be construed as an admission that the Reporting Persons are a group, or have agreed to act as a group.
(b)	The principal business address of each of the Reporting Persons is (Dohwa-dong), 45 Mapo-daero, Mapo-gu, Seoul, South Korea.
(c)	ILJIN SNT is principally engaged in the business of manufacturing, trading and real estate. ILJIN Steel is principally engaged in the manufacturing and trading business. ILJIN GLS is acting as a holding company. Mr. Huh's principal occupation is serving as the Chairman and CEO of ILJIN GLS and is the indirect owner of 100% of the issued and outstanding common shares of ILJIN SNT and ILJIN Steel. Mr. Huh is responsible for voting and dispositive decisions of ILJIN SNT and ILJIN Steel. Ms. Sae Kyoung Huh's principal occupation is acting as the chief executive officer of ILJIN Semiconductor Co., Ltd., a company principally engaged in the business of manufacturing, trading and real estate that owns no Common Shares of the Issuer. Ms. Seoung Eun Huh's principal occupation is a homemaker. The name, citizenship, present principal occupation or employment and name, principal business address of any corporation or other organization in which such employment is conducted of each director and executive officer of ILJIN SNT and ILJIN Steel (the "Covered Persons") are set forth in Schedule A attached hereto.
(d)	During the five years preceding the date of this filing, none of the Reporting Persons and, to the knowledge of the Reporting Persons, none of the Covered Persons, has been convicted in a criminal proceeding (excluding traffic violations or similar misdemeanors).
(e)	During the five years preceding the date of this filing, none of the Reporting Persons and, to the knowledge of the Reporting Persons, none of the Covered Persons, has been a party to a civil proceeding of a judicial or administrative body of competent jurisdiction and as a result of such proceeding was or is subject to a judgment, decree or final order enjoining future violations of, or prohibiting or mandating activities subject to, federal or state securities laws or finding any violation with respect to such laws.
(f)	ILJIN SNT is a corporation organized under the laws of South Korea. ILJIN Steel is a corporation organized under the laws of South Korea. ILJIN GLS is a corporation organized under the laws of South Korea. Mr. Huh is a South Korean citizen. Ms. Sae Kyoung Huh is a South Korean citizen. Ms. Seoung Eun Huh is a South Korean citizen.
Item 3.	Source and Amount of Funds or Other Consideration
	Since the date of Amendment No. 15 to the Schedule 13D on March 20, 2024, the Reporting Persons did not purchase any Common Shares, except as follows: Ms. Sae Kyoung Huh purchased 3,600 Common Shares for total consideration of $22,594.70, and Ms. Seoung Eun Huh purchased 10,000 Common Shares for a total consideration of $55,946, each using cash on hand.
Item 5.	Interest in Securities of the Issuer
(a)	The information requested by is paragraphs is incorporated herein by reference to the cover pages to this Amendment No. 16 to Schedule 13D. The percentage ownerships are based on 131,629,546 Common Shares outstanding as of July 29, 2025, as reported by the Issuer in its Quarterly Report on Form 10-Q filed with the SEC on July 30, 2025.
(b)	The information requested by is paragraphs is incorporated herein by reference to the cover pages to this Amendment No. 16 to Schedule 13D.
(c)	Since June 15, 2025, the Reporting Persons or, to the knowledge of the Reporting Persons, the Covered Persons did not buy, sell or otherwise transact in any Common Shares, except as follows: ILJIN SNT Co., Ltd. Date Transaction Common Shares Per Share Price August 1, 2025 Sale 200,000 $10.22 August 4, 2025 Sale 150,000 $11.28 August 11, 2025 Sale 36,354 $11.49 August 12, 2025 Sale 112,184 $11.43 Total 498,538 Seoung Eun Huh Date Transaction Common Shares Per Share Price July 14, 2025 Sale 48,000 $8.56 July 15, 2025 Sale 20,000 $8.91 July 16, 2025 Sale 30,000 $8.89 July 23, 2025 Sale 10,000 $8.89 Total 108,000
(d)	To the best knowledge of the Reporting Persons, no other person has the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, the Common Shares beneficially owned by the Reporting Persons.
(e)	Not applicable.
Item 7.	Material to be Filed as Exhibits.
	Item 7 is hereby amended and restated as follows: Exhibit 99.1: Amended and Restated Agreement of Joint Filing, dated January 19, 2023, among the Reporting Persons (previously filed with Amendment No. 13 on January 19, 2023).

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.

ILJIN SNT Co., Ltd.

Signature:	/s/ Tae Wan Kim
Name/Title:	Tae Wan Kim/Authorized Signatory
Date:	08/13/2025

ILJIN Steel Co., Ltd.

Signature:	/s/ Tae Wan Kim
Name/Title:	Tae Wan Kim/Authorized Signatory
Date:	08/13/2025

ILJIN GLS Co., Ltd.

Signature:	/s/ Tae Wan Kim
Name/Title:	Tae Wan Kim/Authorized Signatory
Date:	08/13/2025

Sae Kyoung Huh

Signature:	/s/ Sae Kyoung Huh
Name/Title:	Sae Kyoung Huh
Date:	08/13/2025

Seoung Eun Huh

Signature:	/s/ Seoung Eun Huh
Name/Title:	Seoung Eun Huh
Date:	08/13/2025

Chin Kyu Huh

Signature:	/s/ Chin Kyu Huh
Name/Title:	Chin Kyu Huh
Date:	08/13/2025

FAQ

How many Aurinia (AUPH) shares does Chin Kyu Huh own?

Chin Kyu Huh beneficially owns 6,535,141 shares, equal to 5.0% of the outstanding common shares based on 131,629,546 shares reported by the issuer.

What sales did ILJIN SNT report in the Schedule 13D/A for AUPH?

ILJIN SNT sold a total of 498,538 shares at reported per-share prices of $10.22, $11.28, $11.49 and $11.43 (itemized in the filing).

Did any family members buy or sell AUPH shares?

Sae Kyoung Huh purchased 3,600 shares for $22,594.70 and Seoung Eun Huh purchased 10,000 shares for $55,946 using cash on hand; Seoung Eun Huh also sold 108,000 shares at prices between $8.56 and $8.91.

Do the reporting persons act as a group for AUPH disclosures?

The filing states the Reporting Persons may be deemed a 'group' under Section 13(d)(3) but also notes the filing should not be construed as an admission that they are a group.

What ILJIN-related holdings are disclosed in the filing?

ILJIN SNT/ILJIN GLS report shared voting/dispositive power over 5,411,533 shares (4.1%); ILJIN Steel reports 1,123,608 shares (0.9%).