Teekay Tankers reports 1,550,305 ASC shares, a 3.81% stake

Teekay Tankers Ltd. filed Amendment No. 1 to Schedule 13G on Ardmore Shipping Corporation (ASC), reporting passive beneficial ownership of Ardmore’s common stock.

Rhea-AI Filing Summary

Teekay Tankers Ltd. filed Amendment No. 1 to Schedule 13G on Ardmore Shipping Corporation (ASC), reporting passive beneficial ownership of Ardmore’s common stock. As of 09/23/2025 (date of event), Teekay Tankers reported 1,550,305 shares with 3.81% of the class.

Teekay Tankers disclosed sole voting power and sole dispositive power over 1,550,305 shares, with no shared power. The filing includes the standard 13G certification stating the securities were not acquired and are not held to change or influence control of Ardmore.

The filer indicates ownership of 5 percent or less of the class, aligning the disclosure with a passive, sub‑5% stake.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did Teekay Tankers disclose about ASC in this Schedule 13G/A?

Teekay Tankers reported beneficial ownership of 1,550,305 Ardmore common shares, representing 3.81% of the class as of 09/23/2025.

What is the significance of the 3.81% stake in ASC?

It indicates Teekay Tankers holds 5 percent or less of Ardmore’s common stock, consistent with passive ownership under Schedule 13G.

Does Teekay Tankers have voting and dispositive power over the ASC shares?

Yes. It reports sole voting power: 1,550,305 and sole dispositive power: 1,550,305; shared power is 0.

What is the date tied to this ownership report for ASC (ASC)?

The filing lists the Date of Event as 09/23/2025.

Is Teekay Tankers seeking to influence control at Ardmore Shipping?

The certification states the securities were not acquired or held to change or influence control.

Who signed the Schedule 13G/A amendment for Teekay Tankers?

It was signed by Brody Speers, Chief Financial Officer, dated 10/30/2025.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 10/31/2025 - 04:01 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

(Amendment No. 1)

Ardmore Shipping Corporation

(Name of Issuer)

Common Stock

(Title of Class of Securities)

Y0207T100

(CUSIP Number)

09/23/2025

(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)

SCHEDULE 13G

CUSIP No. Y0207T100

1

Names of Reporting Persons

Teekay Tankers Ltd.

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

BERMUDA

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 1,550,305.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 1,550,305.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

1,550,305.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

3.81 %

12

Type of Reporting Person (See Instructions)

CO

SCHEDULE 13G

Item 1.
(a)	Name of issuer: Ardmore Shipping Corporation
(b)	Address of issuer's principal executive offices: Dorchester House, 7 Church Street, Hamilton, HM 11, Bermuda
Item 2.
(a)	Name of person filing: Teekay Tankers Ltd.
(b)	Address or principal business office or, if none, residence: 2nd Floor, Swan Building, 26 Victoria Street, Hamilton, HM 12, Bermuda
(c)	Citizenship: Bermuda
(d)	Title of class of securities: Common Stock
(e)	CUSIP No.: Y0207T100
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: 1,550,305
(b)	Percent of class: 3.81%
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 1,550,305
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 1,550,305
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Ownership of 5 percent or less of a class
Item 6.	Ownership of more than 5 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 Group.
	Not Applicable

Item 10.

Certifications:

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.

Teekay Tankers Ltd.

Signature:	Brody Speers
Name/Title:	Brody Speers, Chief Financial Officer
Date:	10/30/2025