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THOR Industries, Inc. (THO) is the subject of Amendment No. 5 to a Schedule 13G reporting ownership by investment entities and individuals. ACR Alpine Capital Research, LLC and related reporting persons report shared voting and dispositive power over 5,781,882 shares of THOR Class A common stock, equal to 11.2% of the class. Alpine Private Capital, LLC reports 713,093 shares, or 1.4%; ACR Opportunity Fund reports 10,000 shares, and ACR Opportunity, L.P. reports 7,000 shares. The 11.2% figure is based on 51,614,361 shares outstanding as of September 16, 2026. The reporting persons include disclaimers of beneficial ownership; certain entities and individuals disclaim ownership except for shares held of record. ACR is identified as investment manager for specified funds and separately managed accounts.
Key Figures
Shared voting and dispositive power:5,781,882 sharesPercent of class:11.2%Shares outstanding:51,614,361 shares+3 more
6 metrics
Shared voting and dispositive power5,781,882 sharesReported for ACR and related reporting persons
Percent of class11.2%Reported for ACR and related reporting persons
Shares outstanding51,614,361 sharesAs of September 16, 2026; basis for reported ownership percentages
Beneficial ownership713,093 sharesReported for Alpine Private Capital, LLC; 1.4% of the class
Beneficial ownership10,000 sharesReported for ACR Opportunity Fund
Beneficial ownership7,000 sharesReported for ACR Opportunity, L.P.
Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.
shared voting powerregulatory
"Shared Voting Power"
Shared voting power occurs when two or more parties jointly have the right to vote or decide how a block of company shares is cast, like co-owners who must agree before moving a piece of furniture. Investors care because who controls voting rights affects board elections, major corporate decisions and takeover outcomes, and shared control can alter regulatory disclosures and the practical influence any holder has over a company’s direction and value.
shared dispositive powerregulatory
"Shared Dispositive Power"
Separately Managed Accountsfinancial
"accounts separately managed by ACR"
A separately managed account is an investment portfolio owned by a single investor but professionally managed to that investor’s specific goals and preferences, rather than pooled with other clients’ money. It matters to investors because it offers greater customization, tax control and transparency—like hiring a personal chef instead of eating from a shared buffet—though it often requires higher minimums and can have different fee and liquidity implications.
FAQ
AI-generated questions and answers. How Rhea-AI works. Not financial advice.
Which reporting persons are listed with 11.2% ownership of THO?
The amendment lists ACR Alpine Capital Research, LLC; ACR Alpine Capital Research, LP; ACR Alpine Capital GP, LLC; Alpine Investment Management, LLC; Alpine Holdings Corporation; Nicholas V. Tompras Living Trust 9/23/03, as amended; Nicholas V. Tompras; and Jennifer O. Tompras at 11.2% each.
Who can receive dividends or sale proceeds from the THO shares in the report?
The APC Accounts and Separately Managed Accounts have the right to receive, or direct receipt of, dividends or proceeds from sales of securities in their respective accounts. The reporting persons state that, to their knowledge, the interest in any such account does not exceed 5% of the class.
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(Amendment No. 5)
THOR Industries, Inc.
(Name of Issuer)
Class A common shares, $0.01 nominal value per share
(Title of Class of Securities)
885160101
(CUSIP Number)
09/30/2026
(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)
schemaVersion:
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
ACR Alpine Capital Research, LLC
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
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
IA
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
ACR Opportunity, L.P.
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
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
7,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
7,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
7,000.00
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)
0.0 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Alpine Partners Management, LLC
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
MISSOURI
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
7,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
7,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
7,000.00
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)
0.0 %
12
Type of Reporting Person (See Instructions)
HC
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
ACR Opportunity Fund
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
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
10,000.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
10,000.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
10,000.00
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)
0.0 %
12
Type of Reporting Person (See Instructions)
IV
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Alpine Private Capital, LLC
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
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
713,093.00
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
713,093.00
9
Aggregate Amount Beneficially Owned by Each Reporting Person
713,093.00
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)
1.4 %
12
Type of Reporting Person (See Instructions)
IA
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
ACR Alpine Capital Research, LP
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
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
PN
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
ACR Alpine Capital GP, LLC
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
DELAWARE
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Alpine Investment Management, LLC
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
MISSOURI
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Alpine Holdings Corporation
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
MISSOURI
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
CO
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Nicholas V. Tompras Living Trust 9/23/03, as amended
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
MISSOURI
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
OO
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Nicholas V. Tompras
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
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
IN
SCHEDULE 13G
CUSIP Number(s):
885160101
1
Names of Reporting Persons
Jennifer O. Tompras
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
UNITED STATES
Number of Shares Beneficially Owned by Each Reporting Person With:
5
Sole Voting Power
0.00
6
Shared Voting Power
5,781,882.23
7
Sole Dispositive Power
0.00
8
Shared Dispositive Power
5,781,882.23
9
Aggregate Amount Beneficially Owned by Each Reporting Person
5,781,882.23
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)
11.2 %
12
Type of Reporting Person (See Instructions)
IN
SCHEDULE 13G
Item 1.
(a)
Name of issuer:
THOR Industries, Inc.
(b)
Address of issuer's principal executive offices:
52700 Independence Court, Elkhart, INDIANA, 46514
Item 2.
(a)
Name of person filing:
This statement is filed by (i) ACR Opportunity, L.P. ("ACROPP"); (ii) Alpine Partners Management, LLC ("APM"); (iii) ACR Opportunity Fund ("ACROX"); (iv) Alpine Private Capital, LLC ("APC"); (v) ACR Alpine Capital Research, LLC ("ACR"); (vi) ACR Alpine Capital Research, LP ("ACRLP"); (vii) ACR Alpine Capital GP, LLC ("ACRGP"); (viii) Alpine Investment Management, LLC ("AIM"); (ix) Alpine Holdings Corporation ("AHC"); (x) Nicholas V. Tompras Living Trust 9/23/03, as amended (the "Living Trust"); (xi) Nicholas V. Tompras; and (xii) Jennifer O. Tompras. The foregoing are collectively referred to herein as the "Reporting Persons."
ACROPP, ACROX, accounts separately managed by APC (the "APC Accounts"), and accounts separately managed by ACR (the "Separately Managed Accounts") each hold securities of the Issuer.
APM is the general partner of ACROPP. ACR serves as the investment manager of ACROPP and ACROX and the Separately Managed Accounts, and has investment discretion over the APC Accounts delegated by APC. ACRLP is the sole member of ACR. ACRGP is the general partner of ACRLP. AIM is the sole member of ACRGP. AHC is the sole member of AIM. The Living Trust holds all of the voting capital stock of AHC. Nicholas V. Tompras and Jennifer O. Tompras are each a trustee of the Living Trust.
(b)
Address or principal business office or, if none, residence:
The principal business address of each of the Reporting Persons is 190 Carondelet Plaza, Suite 1300, Saint Louis, Missouri 63105.
(c)
Citizenship:
Each of ACROPP and ACRLP is a Delaware limited partnership. Each of APM and AIM is a Missouri limited liability company. ACROX is a Delaware statutory trust. Each of APC, ACR, and ACRGP is a Delaware limited liability company. AHC is a Missouri corporation. The Living Trust is formed under the laws of the State of Missouri. Nicholas V. Tompras and Jennifer O. Tompras are citizens of the United States of America.
(d)
Title of class of securities:
Class A common shares, $0.01 nominal value per share
(e)
CUSIP No.:
885160101
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:
ACROPP 7,000
APM 7,000
ACROX 10,000
APC 713,093
ACR 5,781,882.23
ACRLP 5,781,882.23
ACRGP 5,781,882.23
AIM 5,781,882.23
AHC 5,781,882.23
The Living Trust 5,781,882.23
Nicholas V. Tompras 5,781,882.23
Jennifer O. Tompras 5,781,882.23
ACROPP, APM, ACROX, APC, and ACR each disclaims beneficial ownership of all Common Stock included in this report other than the Common Stock held of record by such Reporting Person, and the filing of this report shall not be construed as an admission that any such person or entity is the beneficial owner of any such securities for purposes of Section 13(d) or 13(g) of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose. ACRLP, ACRGP, AIM, AHC, the Living Trust, and Mr. and Mrs. Tompras each disclaims beneficial ownership of all Common Stock included in this report, and the filing of this report shall not be construed as an admission that any such person or entity is the beneficial owner of any such securities for purposes of Section 13(d) or 13(g) of the Exchange Act, or for any other purpose.
(b)
Percent of class:
ACROPP 0.0%
APM 0.0%
ACROX 0.0%
APC 1.4%
ACR 11.2%
ACRLP 11.2%
ACRGP 11.2%
AIM 11.2%
AHC 11.2%
The Living Trust 11.2%
Nicholas V. Tompras 11.2%
Jennifer O. Tompras 11.2%
The percentages are based on 51,614,361 shares of Common Stock outstanding as of September 16, 2026 as disclosed in the Issuer's Annual Report on Form 10-K filed on September 22, 2026.
(c)
Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote:
0 for all Reporting Persons
(ii) Shared power to vote or to direct the vote:
ACROPP 7,000
APM 7,000
ACROX 10,000
APC 713,093
ACR 5,781,882.23
ACRLP 5,781,882.23
ACRGP 5,781,882.23
AIM 5,781,882.23
AHC 5,781,882.23
The Living Trust 5,781,882.23
Nicholas V. Tompras 5,781,882.23
Jennifer O. Tompras 5,781,882.23
(iii) Sole power to dispose or to direct the disposition of:
0 for all Reporting Persons
(iv) Shared power to dispose or to direct the disposition of:
ACROPP 7,000
APM 7,000
ACROX 10,000
APC 713,093
ACR 5,781,882.23
ACRLP 5,781,882.23
ACRGP 5,781,882.23
AIM 5,781,882.23
AHC 5,781,882.23
The Living Trust 5,781,882.23
Nicholas V. Tompras 5,781,882.23
Jennifer O. Tompras 5,781,882.23
Item 5.
Ownership of 5 Percent or Less of a Class.
Not Applicable
Item 6.
Ownership of more than 5 Percent on Behalf of Another Person.
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
The APC Accounts and Separately Managed Accounts described above in Item 2 have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, securities held in their respective accounts. To the knowledge of the Reporting Persons, the interest in any such account does not exceed 5% of the class of securities. Except to the extent described herein, the Reporting Persons disclaim beneficial ownership of all such securities.
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.
ACR Alpine Capital Research, LLC
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/Chief Executive Officer
Date:
10/19/2026
ACR Opportunity, L.P.
Signature:
Alpine Partners Management, LLC
Name/Title:
General Partner
Date:
10/19/2026
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/Chief Executive Officer
Date:
10/19/2026
Alpine Partners Management, LLC
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/Chief Executive Officer
Date:
10/19/2026
ACR Opportunity Fund
Signature:
ACR Alpine Capital Research, LLC
Name/Title:
Investment Manager
Date:
10/19/2026
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/Chief Executive Officer
Date:
10/19/2026
Alpine Private Capital, LLC
Signature:
Alpine Investment Management, LLC
Name/Title:
Majority Owner
Date:
10/19/2026
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/President
Date:
10/19/2026
ACR Alpine Capital Research, LP
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/Chief Executive Officer
Date:
10/19/2026
ACR Alpine Capital GP, LLC
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/President
Date:
10/19/2026
Alpine Investment Management, LLC
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/President
Date:
10/19/2026
Alpine Holdings Corporation
Signature:
/s/ Nicholas V. Tompras
Name/Title:
Nicholas V. Tompras/President
Date:
10/19/2026
Nicholas V. Tompras Living Trust 9/23/03, as amended
