TRS

SEC source: 0000842633-25-000067 · wk-form4_1742329571.xml · nonDerivative · entry 1

SEDAGHAT SHAWN · CIK 0001321614 · Director · 10% owner

Trend International Holding AG · CIK 0002040467 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,174,807

F1 · ownership.direct: The 4,140 securities subject to the transaction reported herein (the "Director Shares") are directly held by Shawn Sedaghat ("Mr. Sedaghat"). Trend International Holding AG ("Trend") does not have beneficial ownership of the Director Shares, and specifically disclaims beneficial ownership of the Director Shares for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"). This report shall not be deemed to be an admission that Trend is the beneficial owner of the Director Shares for purposes of Section 16, or for any other purpose.

F2 · ownership.direct: 4,170,667 of the securities reported in Table One, Column Five are held directly by Trend. Mr. Sedaghat (and together with Trend, the "Reporting Persons") may be deemed to beneficially own such reported securities by virtue of the fact that Mr. Sedaghat is the Chairman of the Board of, and controls, Trend. Each of Trend and Mr. Sedaghat disclaims beneficial ownership of such reported securities for purposes of Section 16, except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed to be an admission that either Reporting Person is the beneficial owner of such reported securities for purposes of Section 16, or for any other purpose.

SEC source: 0000842633-25-000065 · wk-form4_1742329390.xml · nonDerivative · entry 1

Fielkow Jeffrey A · CIK 0001968494 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 15,153

SEC source: 0000842633-25-000063 · wk-form4_1742329330.xml · nonDerivative · entry 1

GREENE JEFFREY M · CIK 0001761809 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 20,628

SEC source: 0000842633-25-000061 · wk-form4_1742329270.xml · nonDerivative · entry 1

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,909

SEC source: 0000842633-25-000059 · wk-form4_1742329177.xml · nonDerivative · entry 1

Boehne Holly M · CIK 0001800695 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,493

SEC source: 0000842633-25-000057 · wk-form4_1742329106.xml · nonDerivative · entry 1

Stanage Nick L · CIK 0001348489 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,000

SEC source: 0000842633-25-000055 · wk-form4_1742328844.xml · nonDerivative · entry 1

Finley Teresa · CIK 0001630153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 58,491.301

SEC source: 0000842633-25-000053 · wk-form4_1742328773.xml · nonDerivative · entry 1

Tredwell Daniel P · CIK 0001399401 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 60,248.22

SEC source: 0000842633-25-000051 · wk-form4_1742328719.xml · nonDerivative · entry 2

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,641.781

SEC source: 0000842633-25-000051 · wk-form4_1742328719.xml · nonDerivative · entry 1

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,473.781

SEC source: 0000842633-25-000049 · wk-form4_1742328667.xml · nonDerivative · entry 2

Robin Jodi F. · CIK 0001990386 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,778

SEC source: 0000842633-25-000049 · wk-form4_1742328667.xml · nonDerivative · entry 1

Robin Jodi F. · CIK 0001990386 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 40,887

SEC source: 0000842633-25-000047 · wk-form4_1742328609.xml · nonDerivative · entry 2

Stress Jill S. · CIK 0002001135 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,619

SEC source: 0000842633-25-000047 · wk-form4_1742328609.xml · nonDerivative · entry 1

Stress Jill S. · CIK 0002001135 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,610

SEC source: 0000842633-25-000045 · wk-form4_1742328547.xml · nonDerivative · entry 2

AMATO THOMAS A · CIK 0001269873 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 332,567

SEC source: 0000842633-25-000045 · wk-form4_1742328547.xml · nonDerivative · entry 1

AMATO THOMAS A · CIK 0001269873 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 340,099

SEC source: 0000842633-25-000043 · wk-form4_1741827193.xml · nonDerivative · entry 1

AMATO THOMAS A · CIK 0001269873 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 315,255

SEC source: 0000842633-25-000041 · wk-form4_1741827128.xml · nonDerivative · entry 1

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,699.781

SEC source: 0000842633-25-000039 · wk-form4_1741827070.xml · nonDerivative · entry 1

Robin Jodi F. · CIK 0001990386 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 32,088

SEC source: 0000842633-25-000037 · wk-form4_1741827014.xml · nonDerivative · entry 1

Stress Jill S. · CIK 0002001135 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,675

SEC source: 0000842633-25-000035 · wk-form4_1741729392.xml · nonDerivative · entry 3

SEDAGHAT SHAWN · CIK 0001321614 · Director · 10% owner

Trend International Holding AG · CIK 0002040467 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 900,974

F5 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $23.83 to $24.25 inclusive. Mr. Sedaghat undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (5) to this Form 4.

F2 · ownership.nature: The securities reported herein are directly held by Swan Family Office, LLC ("Swan Family Office"). Mr. Sedaghat may be deemed to beneficially own the reported securities by virtue of the fact that Mr. Sedaghat is the Managing Member of Swan Family Office. Each of Swan Family Office and Mr. Sedaghat disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed to be an admission that either Swan Family Office or Mr. Sedaghat is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

F3 · ownership.nature: Trend (as defined in footnote (6) below) does not have beneficial ownership of these securities, and specifically disclaims beneficial ownership of these securities. This report shall not be deemed to be an admission that Trend is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

SEC source: 0000842633-25-000035 · wk-form4_1741729392.xml · nonDerivative · entry 2

SEDAGHAT SHAWN · CIK 0001321614 · Director · 10% owner

Trend International Holding AG · CIK 0002040467 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 346,825

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $24.10 to $24.25 inclusive. Mr. Sedaghat undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (4) to this Form 4.

F2 · ownership.nature: The securities reported herein are directly held by Swan Family Office, LLC ("Swan Family Office"). Mr. Sedaghat may be deemed to beneficially own the reported securities by virtue of the fact that Mr. Sedaghat is the Managing Member of Swan Family Office. Each of Swan Family Office and Mr. Sedaghat disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed to be an admission that either Swan Family Office or Mr. Sedaghat is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

F3 · ownership.nature: Trend (as defined in footnote (6) below) does not have beneficial ownership of these securities, and specifically disclaims beneficial ownership of these securities. This report shall not be deemed to be an admission that Trend is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

SEC source: 0000842633-25-000035 · wk-form4_1741729392.xml · nonDerivative · entry 1

SEDAGHAT SHAWN · CIK 0001321614 · Director · 10% owner

Trend International Holding AG · CIK 0002040467 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 286,822

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $23.09 to $24.07 inclusive. Shawn Sedaghat ("Mr. Sedaghat") undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

F2 · ownership.nature: The securities reported herein are directly held by Swan Family Office, LLC ("Swan Family Office"). Mr. Sedaghat may be deemed to beneficially own the reported securities by virtue of the fact that Mr. Sedaghat is the Managing Member of Swan Family Office. Each of Swan Family Office and Mr. Sedaghat disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed to be an admission that either Swan Family Office or Mr. Sedaghat is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

F3 · ownership.nature: Trend (as defined in footnote (6) below) does not have beneficial ownership of these securities, and specifically disclaims beneficial ownership of these securities. This report shall not be deemed to be an admission that Trend is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

SEC source: 0000842633-25-000031 · wk-form4_1741384347.xml · nonDerivative · entry 1

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,287.781

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $22.541 to $22.565 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000842633-25-000033 · wk-form4_1741642363.xml · nonDerivative · entry 1

Tredwell Daniel P · CIK 0001399401 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,108.22

SEC source: 0000842633-25-000029 · wk-form4_1741296847.xml · nonDerivative · entry 2

SEDAGHAT SHAWN · CIK 0001321614 · Director · 10% owner

Trend International Holding AG · CIK 0002040467 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 97,228

F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.81 to $21.92 inclusive. Mr. Sedaghat undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (4) to this Form 4.

F2 · ownership.nature: The securities reported herein are directly held by Swan Family Office, LLC ("Swan Family Office"). Mr. Sedaghat may be deemed to beneficially own the reported securities by virtue of the fact that Mr. Sedaghat is the Managing Member of Swan Family Office. Each of Swan Family Office and Mr. Sedaghat disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed to be an admission that either Swan Family Office or Mr. Sedaghat is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

F3 · ownership.nature: Trend (as defined in footnote (5) below) does not have beneficial ownership of these securities, and specifically disclaims beneficial ownership of these securities. This report shall not be deemed to be an admission that Trend is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

SEC source: 0000842633-25-000029 · wk-form4_1741296847.xml · nonDerivative · entry 1

SEDAGHAT SHAWN · CIK 0001321614 · Director · 10% owner

Trend International Holding AG · CIK 0002040467 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See footnote

Disclosed balance after: 94,319

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $21.01 to $21.89 inclusive. Shawn Sedaghat ("Mr. Sedaghat") undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

F2 · ownership.nature: The securities reported herein are directly held by Swan Family Office, LLC ("Swan Family Office"). Mr. Sedaghat may be deemed to beneficially own the reported securities by virtue of the fact that Mr. Sedaghat is the Managing Member of Swan Family Office. Each of Swan Family Office and Mr. Sedaghat disclaims beneficial ownership of the securities to which this filing relates for purposes of Section 16 of the Securities Exchange Act of 1934, as amended ("Section 16"), except to the extent of its or his pecuniary interest therein, if any. This report shall not be deemed to be an admission that either Swan Family Office or Mr. Sedaghat is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

F3 · ownership.nature: Trend (as defined in footnote (5) below) does not have beneficial ownership of these securities, and specifically disclaims beneficial ownership of these securities. This report shall not be deemed to be an admission that Trend is the beneficial owner of such securities for purposes of Section 16, or for any other purpose.

SEC source: 0000842633-25-000025 · wk-form4_1741294972.xml · nonDerivative · entry 1

Boehne Holly M · CIK 0001800695 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,353

SEC source: 0000842633-25-000023 · wk-form4_1741055977.xml · nonDerivative · entry 1

Tredwell Daniel P · CIK 0001399401 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 56,012.603

SEC source: 0000842633-25-000021 · wk-form4_1741044432.xml · nonDerivative · entry 1

Fielkow Jeffrey A · CIK 0001968494 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,013

SEC source: 0000842633-25-000019 · wk-form4_1741037574.xml · nonDerivative · entry 1

Finley Teresa · CIK 0001630153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 54,351.301

SEC source: 0000842633-25-000017 · wk-form4_1741037464.xml · nonDerivative · entry 1

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 65,769

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $20.685 to $21.23 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000842633-25-000011 · wk-form4_1739570459.xml · nonDerivative · entry 1

Robin Jodi F. · CIK 0001990386 · General Counsel and Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,567

SEC source: 0000842633-25-000009 · wk-form4_1739570228.xml · nonDerivative · entry 1

Stress Jill S. · CIK 0002001135 · Chief Human Resources Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 25,095

SEC source: 0000842633-25-000004 · wk-form4_1737065668.xml · nonDerivative · entry 1

Finley Teresa · CIK 0001630153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,963.301

SEC source: 0000842633-24-000084 · wk-form4_1732138134.xml · nonDerivative · entry 1

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 28,506

SEC source: 0000842633-24-000082 · wk-form4_1731981282.xml · nonDerivative · entry 1

AMATO THOMAS A · CIK 0001269873 · Director · President and CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 327,335

SEC source: 0000842633-24-000080 · wk-form4_1731540629.xml · nonDerivative · entry 1

Tredwell Daniel P · CIK 0001399401 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,012.603

SEC source: 0000842633-24-000076 · wk-form4_1728513518.xml · nonDerivative · entry 1

Finley Teresa · CIK 0001630153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 38,721.301

SEC source: 0000842633-24-000074 · wk-form4_1723673752.xml · nonDerivative · entry 1

Tredwell Daniel P · CIK 0001399401 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,933.547

SEC source: 0000842633-24-000069 · wk-form4_1720641485.xml · nonDerivative · entry 1

Finley Teresa · CIK 0001630153 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 37,575.301

SEC source: 0000842633-24-000067 · wk-form4_1719952862.xml · nonDerivative · entry 1

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,506

SEC source: 0000842633-24-000064 · wk-form4_1716497590.xml · nonDerivative · entry 1

Mell Scott A · CIK 0001860129 · Chief Financial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,923

F1 · price: The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $27.255 to $27.304 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000842633-24-000062 · wk-form4_1715805914.xml · nonDerivative · entry 1

Tredwell Daniel P · CIK 0001399401 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 50,841.968

SEC source: 0000842633-24-000059 · wk-form4_1715206196.xml · nonDerivative · entry 3

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 51,157

F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $25.99 to $26.56 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0000842633-24-000059 · wk-form4_1715206196.xml · nonDerivative · entry 2

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 45,157

SEC source: 0000842633-24-000059 · wk-form4_1715206196.xml · nonDerivative · entry 1

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 39,157

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.49 to $26.69 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.

SEC source: 0000842633-24-000057 · wk-form4_1714771729.xml · nonDerivative · entry 3

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 33,057

F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.315 to $26.37 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (3) to this Form 4.

SEC source: 0000842633-24-000057 · wk-form4_1714771729.xml · nonDerivative · entry 2

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 31,557

F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.27 to $26.33 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (2) to this Form 4.

SEC source: 0000842633-24-000057 · wk-form4_1714771729.xml · nonDerivative · entry 1

Parker Herbert K · CIK 0001436496 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 30,057

F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $25.9387 to $26.02 inclusive. The reporting person undertakes to provide to TriMas Corporation, any security holder of TriMas Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price within the ranges set forth in footnote (1) to this Form 4.