STOCK TITAN

Redwood Trust: Howard Amster reports 9% stake

The reported 9.0% position spans direct, trust and entity holdings, while the joint filers say their filing does not affirm that a group exists.

(High)
(Neutral)
Form Type
SCHEDULE 13D

Rhea-AI Filing Summary

Redwood Trust Inc. (RWT) is the issuer whose common stock Howard Amster reported beneficially owning 11,269,634 shares, or 9.0%. His reported sole voting and dispositive power covered 11,256,617 shares, with shared voting and dispositive power over 13,017 shares. Redwood Trust had 125,612,432 common shares outstanding as of August 5, 2026.

The transaction table lists open-market purchases, including 2,225,000 shares purchased by Howard Amster 2019 Charitable Remainder Unitrust #1 on September 18, 2026, at $4.00 per share, and 2,032,283 shares purchased by Howard Amster on September 21, 2026, at $4.09 per share. The reporting persons said they had invested approximately $46,005,443 in aggregate to acquire the shares as of September 25, 2026, using personal funds and working capital.

They said they have no present intention to dispose of their shares but may buy more. They also stated that the joint filing does not affirm that a reporting group exists, and that each reporting person disclaims beneficial ownership of securities held by another.

Positive

  • None.

Negative

  • None.

Filing Explained

The reporting persons say they may pursue future discussions or proposals involving Redwood Trust’s board, capitalization, or business, but have no specific current plan for those changes; this filing announces no such corporate change.

Beneficial ownership 11,269,634 shares Howard Amster's reported aggregate beneficial ownership
Class ownership 9.0% Percentage of common stock beneficially owned by Howard Amster
Shares outstanding 125,612,432 shares As of August 5, 2026
Aggregate investment Approximately $46,005,443 Reported as of September 25, 2026, to acquire 11,269,634 shares
Shares purchased 2,225,000 shares at $4.00 per share Purchased by Howard Amster 2019 Charitable Remainder Unitrust #1 on September 18, 2026
Shares purchased 2,032,283 shares at $4.09 per share Purchased by Howard Amster on September 21, 2026
beneficial owner financial
"deemed to be the beneficial owner of"
A beneficial owner is the person who ultimately owns or controls a financial asset or property, even if their name isn't directly on official documents. Think of it like someone who secretly holds the keys to a safe deposit box—others may appear to have access, but the true owner is the one who benefits from what's inside. Identifying beneficial owners helps ensure transparency and prevent illegal activities like money laundering or fraud.
sole voting power regulatory
"Sole Voting Power"
Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.
margin accounts financial
"margin accounts maintained for them"
A margin account is a brokerage account that lets an investor borrow money from the broker to buy more securities than they could with cash alone, using the securities in the account as security for the loan. Think of it like a mortgage for stock purchases: borrowing increases potential gains but also magnifies losses, can trigger a forced sale if the account falls below required limits, and carries interest costs—factors investors must manage carefully.
Joint Filing Agreement regulatory
"entered into a joint filing agreement"

FAQ

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

How many RWT shares did Howard Amster report beneficially owning?

Howard Amster reported beneficial ownership of 11,269,634 shares, or 9.0% of the common stock. His cover-page figures list sole voting and dispositive power over 11,256,617 shares and shared voting and dispositive power over 13,017 shares.

What recent RWT stock purchases did Howard Amster report?

The transaction table lists open-market purchases, including 2,225,000 shares purchased by Howard Amster 2019 Charitable Remainder Unitrust #1 on September 18, 2026, at $4.00 per share, and 2,032,283 shares purchased by Howard Amster on September 21, 2026, at $4.09 per share.

What does Howard Amster say he may do with his RWT shares?

The reporting persons said they have no present intention to dispose of any portion of their holdings, but may purchase additional shares. They said they intend to review the investment on a continuing basis and have no specific present plans for the other corporate actions described.

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

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758075402

(CUSIP Number)
HOWARD AMSTER
521 35TH STREET,
WEST PLAM BEACH, FL, 33407
2165951047

(Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications)
09/18/2026

(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).




schemaVersion:


SCHEDULE 13D




Comment for Type of Reporting Person:
*Mr. Amster is deemed to be the beneficial owner of (i) 8,601,143 shares that are owned directly by Mr. Amster; (ii) 173,813 shares that are owned in the aggregate by Pleasant Lake Apartments Corp., Pleasant Lake Apartments Limited Partnership, and Laughlin Holdings, LLC, all joint filers, over which Mr. Amster has sole voting and dispositive power; (iii) 2,426,651 shares that are owned in the aggregate by the trusts jointly filing herewith, over which, as sole trustee, Mr. Amster has sole voting and dispositive power; (iv) the 38,400 shares that are owned by the Howard Amster Foundation over which, Mr. Amster, as President, has sole voting and dispositive power; (v) 3,195 shares that are owned by Amster Limited Partnership, which Mr. Amster, as General Partner, has shared voting and dispositive power; (vi)16,610 shares owned by Pleasant Lake Skoien Investments LLC, which Mr. Amster, as President of Pleasant Lake Apartments Corp., the General Partner of Pleasant Lake Apartments LP, the Managing Member of Pleasant Lake Apartments LLC which is the Managing Member of Pleasant Lake Skoien Investments LLC, has sole voting and dispositive power and (vii) 9,822 shares owned by Horizon Group Properties Inc., which Mr. Amster, as the majority owner, has shared voting and dispositive power. **Denominator is based on the 125,612,432 shares of common stock outstanding as of August 5, 2026 as reported by the Issuer on Form 10-Q for the period ending June 30, 2026, as filed with the Securities and Exchange Commission on August 5, 2026.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D




Comment for Type of Reporting Person:
* See the footnote marked with a * to cover page for Mr. Amster. ** See the footnote marked with a ** to cover page for Mr. Amster.


SCHEDULE 13D


Amster Howard
Signature:HOWARD AMSTER
Name/Title:HOWARD AMSTER
Date:09/25/2026
PLEASANT LAKE APARTMENTS LIMITED PARTNERSHIP
Signature:HOWARD AMSTER
Name/Title:PRESIDENT PLEASANT LAKE APARTMENTS CORP ITS GENERAL PARTNER
Date:09/25/2026
HOWARD AMSTER 2019 CHARITABLE REMAINDER UNITRUST #1 U/A DTD 05/20/2019
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER 2019 CHARITABLE REMAINDER UNITRUST #2 U/A DTD 05/20/2019
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER 2019 CHARITABLE REMAINDER UNITRUST #3 U/A DTD 05/20/2019
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER 2019 CHARITABLE REMAINDER UNITRUST #4 U/A DTD 05/20/2019
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
AMSTER LIMITED PARTNERSHIP
Signature:HOWARD AMSTER
Name/Title:GENERAL PARTNER
Date:09/25/2026
HOWARD AMSTER 2019 CHARITABLE REMAINDER UNITRUST #7 U/A DTD 05/20/2019
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER 2021 CHARITABLE REMAINDER UNITRUST U/A DTD 11/23/2021
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
PLEASANT LAKE APARTMENTS CORP
Signature:HOWARD AMSTER
Name/Title:PRESIDENT
Date:09/25/2026
HOWARD AMSTER 2022 CHARITABLE REMAINDER UNITRUST #1 U/A DTD 03/09/2022
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER FOUNDATION
Signature:HOWARD AMSTER
Name/Title:PRESIDENT
Date:09/25/2026
PLEASANT LAKE SKOIEN INVESTMENTS LLC
Signature:HOWARD AMSTER
Name/Title:PRESIDENT PLEASANT LAKE APARTMENTS CORP GENERAL PARTNER PLEASANT LAKE APARTMENTS LTD MANAGING MEMBER
Date:09/25/2026
HOWARD AMSTER 2019 CHARITABLE REMAINDER UNITRUST #5 U/A DTD 05/20/2019
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER 2021 CHARITABLE REMAINDER UNITRUST #1 U/A DTD 08/10/2021
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER AND TAMRA GOULD CHARITABLE REMAINDER UNITRUST U/A DTD 03/18/1993
Signature:HOWARD AMSTER
Name/Title:TRSUTEE
Date:09/25/2026
HOWARD AMSTER CHARITABLER REMAINDER UNITRUST U/A DTD 04/22/1998
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HOWARD AMSTER CHARITABLE REMAINDER UNITRUST U/A DTD 01/11/2005
Signature:HOWARD AMSTER
Name/Title:TRUSTEE
Date:09/25/2026
HORIZON GROUP PROPERTIES INC.
Signature:HOWARD AMSTER
Name/Title:DIRECTOR AND MAJORITY OWNER
Date:09/25/2026

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