TDW

SEC source: 0001744764-25-000006 · form4-10022025_101048.xml · nonDerivative · entry 1

Cougle Melissa · CIK 0001744764 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,809

F1 · shares: Represents shares of Common Stock, $0.001 par value per share, issued to Ms. Cougle in lieu of certain cash compensation pursuant to her election under the Director Stock Election Program.

SEC source: 0001105838-25-000011 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,239,141

F1 · shares: Represents unrestricted shares of the Common Stock, $0.001 par value per share (the "Common Stock"), issued to Mr. Robotti in lieu of certain cash compensation pursuant to his election under the Director Stock Election Program.

F2 · balance_after: This amount includes 114,395 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 58,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 156,372 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001415889-25-021156 · form4-08062025_040849.xml · nonDerivative · entry 1

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,986

F1 · shares: This sale was effected pursuant to a Rule 10b5-1 trading plan, adopted by the reporting person on March 17, 2025.

F2 · price: The transaction was executed in multiple trades at prices ranging from $57.5000 to $57.7050. The price above reflects the weighted average sale price. Upon request from the SEC staff, the issuer, or a security holder of the issuer, the reporting person hereby undertakes to provide the requesting party with full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001415889-25-019550 · form4-07082025_100752.xml · nonDerivative · entry 1

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,986

F1 · shares: This sale was effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 17, 2025.

F2 · price: The transaction was executed in multiple trades at prices ranging from $50.00 to $50.08. The price above reflects the weighted average sale price. Upon request from the SEC staff, the issuer, or a security holder of the issuer, the Reporting Person hereby undertakes to provide the requesting party with full information regarding the number of shares and prices at which the transaction was effected.

SEC source: 0001105838-25-000009 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,238,571

F1 · shares: Represents unrestricted shares of the Common Stock, $0.001 par value per share (the "Common Stock"), issued to Mr. Robotti in lieu of certain cash compensation pursuant to his election under the Director Stock Election Program.

F2 · balance_after: This amount includes 114,395 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 58,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 155,802 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001415889-25-019263 · form4-07032025_060714.xml · nonDerivative · entry 1

Cougle Melissa · CIK 0001744764 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,239

F1 · shares: Represents shares of Common Stock, $0.001 par value per share, issued to Ms. Cougle in lieu of certain cash compensation pursuant to her election under the Director Stock Election Program.

SEC source: 0001105838-25-000008 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,237,916

F1 · shares: Represents a grant of an equity award that will vest on June 5, 2026.

F2 · balance_after: This amount includes 114,395 shares of the Common Stock, $0.001 par value per share (the "Common Stock"), directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 58,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 155,147 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001415889-25-016339 · form4a-06092025_100625.xml · nonDerivative · entry 1

RASPINO LOUIS · CIK 0001236474 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 46,791

F1 · price: Represents the grant of a Restricted Stock Award that vests on June 5, 2026.

F2 · balance_after: This amendment is being filed to correct a clerical error in the total amount of securities beneficially owned by reporting person.

SEC source: 0001415889-25-016321 · form4-06092025_090649.xml · nonDerivative · entry 1

FAGERSTAL DICK · CIK 0001255723 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,832

F1 · shares: Represents the grant of a Restricted Stock Unit Award that vests on June 5, 2026, provided the Reporting Person has elected to defer settlement of the shares until the end of his service on the Issuer's Board of Directors.

SEC source: 0001415889-25-016320 · form4-06092025_090657.xml · nonDerivative · entry 1

Zabrocky Lois K · CIK 0001349704 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 52,291

F1 · price: Represents the grant of Restricted Stock Unit Award that vests on June 5, 2026.

SEC source: 0001415889-25-016318 · form4-06092025_090610.xml · nonDerivative · entry 1

Traub Kenneth · CIK 0001232602 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,761

F1 · price: Represents the grant of a Restricted Stock Unit Award that vests on June 5, 2026, provided the Reporting Person has elected to defer settlement of the shares until the end of his service on the Issuer's Board of Directors.

SEC source: 0001415889-25-016317 · form4-06092025_090630.xml · nonDerivative · entry 1

RASPINO LOUIS · CIK 0001236474 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 75,457

F1 · price: Represents the grant of a Restricted Stock Award that vests on June 5, 2026.

SEC source: 0001415889-25-016315 · form4-06092025_090603.xml · nonDerivative · entry 1

Cougle Melissa · CIK 0001744764 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 22,584

F1 · price: Represents a grant of a Restricted Stock Unit Award that will vest on June 5, 2026, provided the Reporting Person has elected to defer settlement of the shares until the end of her service on the Issuer's Board of Directors.

SEC source: 0001415889-25-016314 · form4-06092025_090611.xml · nonDerivative · entry 1

Anderson Darron M. · CIK 0001708546 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 44,729

F1 · price: Represents a grant of a Restricted Stock Unit Award that will vest on June 5, 2026, provided the Reporting Person has elected to defer settlement of the shares until the end of his service on the Issuer's Board of Directors.

SEC source: 0001105838-25-000007 · primary_doc.xml · nonDerivative · entry 2

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,234,957

F2 · balance_after: This amount includes 114,395 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti Advisors, 1,143,117 shares of the Common Stock directly beneficially owned by RIC, 763,757 shares of the Common Stock directly beneficially owned by RI, 3,000 shares of the Common Stock directly beneficially owned by Robotti Foundation, 58,500 shares of the Common Stock directly beneficially owned by Su Robotti, wife of Robert Robotti, and 152,188 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001105838-25-000007 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,219,957

F1 · balance_after: This amount includes 114,395 shares of the Common Stock, $0.001 par value per share (the "Common Stock"), directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 43,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 152,188 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001105838-25-000006 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,209,957

F1 · balance_after: This amount includes 114,395 shares of the Common Stock, $0.001 par value per share (the "Common Stock"), directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 33,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 152,188 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F2 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001105838-25-000005 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,209,397

F1 · shares: Represents unrestricted shares of the Common Stock, $0.001 par value per share (the "Common Stock"), issued to Mr. Robotti in lieu of certain cash compensation pursuant to his election under the Director Stock Election Program.

F2 · balance_after: This amount includes 113,835 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 33,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 152,188 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001415889-25-008948 · form4-03252025_070311.xml · nonDerivative · entry 2

Rubio Samuel R · CIK 0001452077 · EVP, CFO & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,527

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008948 · form4-03252025_070311.xml · nonDerivative · entry 1

Rubio Samuel R · CIK 0001452077 · EVP, CFO & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,257

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008947 · form4-03252025_070309.xml · nonDerivative · entry 2

Kneen Quintin · CIK 0001391071 · Director · DIRECTOR, PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 307,515

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008947 · form4-03252025_070309.xml · nonDerivative · entry 1

Kneen Quintin · CIK 0001391071 · Director · DIRECTOR, PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 310,223

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008946 · form4-03252025_070307.xml · nonDerivative · entry 2

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 90,986

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008946 · form4-03252025_070307.xml · nonDerivative · entry 1

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 91,615

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008945 · form4-03252025_070306.xml · nonDerivative · entry 2

Middleton Piers Dayer · CIK 0002027669 · EVP & Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,495

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008945 · form4-03252025_070306.xml · nonDerivative · entry 1

Middleton Piers Dayer · CIK 0002027669 · EVP & Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 27,842

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008944 · form4-03252025_070304.xml · nonDerivative · entry 2

Darling David E · CIK 0001488598 · EVP, COO & CHIEF HR OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,966

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008944 · form4-03252025_070304.xml · nonDerivative · entry 1

Darling David E · CIK 0001488598 · EVP, COO & CHIEF HR OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 74,879

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-008707 · form4-03202025_060310.xml · nonDerivative · entry 1

Middleton Piers Dayer · CIK 0002027669 · EVP & Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 29,250

F1 · shares: Represents a grant of restricted stock units that vest pro-rata per year on each of March 22, 2026, 2027, and 2028.

SEC source: 0001415889-25-008706 · form4-03202025_060308.xml · nonDerivative · entry 3

Darling David E · CIK 0001488598 · EVP, COO & CHIEF HR OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 77,351

F3 · shares: Represents a grant of restricted stock units that vest pro-rata per year on each of March 22, 2026, 2027, and 2028.

SEC source: 0001415889-25-008706 · form4-03202025_060308.xml · nonDerivative · entry 2

Darling David E · CIK 0001488598 · EVP, COO & CHIEF HR OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 62,229

F2 · shares: Shares withheld for payment of taxes in connection with the vesting and settlement of the PRSUs described in footnote 1 above.

SEC source: 0001415889-25-008706 · form4-03202025_060308.xml · nonDerivative · entry 1

Darling David E · CIK 0001488598 · EVP, COO & CHIEF HR OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 71,106

F1 · shares: Shares earned upon vesting and settlement of Performance Restricted Stock Units ("PRSUs") awarded on March 10, 2022, that measured the relative TSR of Tidewater Inc. (the "Issuer") against a predetermined peer group for the three-year period beginning January 1, 2022 through December 3, 2024. On March 18, 2025, the Compensation & Human Capital Committee of the Issuer certified the relative TSR performance at the maximum level, resulting in all of the PSUs originally granted becoming earned at 200% of the target amount granted.

SEC source: 0001415889-25-008705 · form4-03202025_060305.xml · nonDerivative · entry 3

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 93,743

F3 · shares: Represents a grant of restricted stock units that vest pro-rata per year on each of March 22, 2026, 2027, and 2028.

SEC source: 0001415889-25-008705 · form4-03202025_060305.xml · nonDerivative · entry 2

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 83,460

F2 · shares: Shares withheld for payment of taxes in connection with the vesting and settlement of the PRSUs described in footnote 1 above.

SEC source: 0001415889-25-008705 · form4-03202025_060305.xml · nonDerivative · entry 1

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 92,450

F1 · shares: Shares earned upon vesting and settlement of Performance Restricted Stock Units ("PRSUs") awarded on March 10, 2022, that measured the relative TSR of Tidewater Inc. (the "Issuer") against a predetermined peer group for the three-year period beginning January 1, 2022 through December 3, 2024. On March 18, 2025, the Compensation & Human Capital Committee of the Issuer certified the relative TSR performance at the maximum level, resulting in all of the PSUs originally granted becoming earned at 200% of the target amount granted.

SEC source: 0001415889-25-008704 · form4-03202025_060303.xml · nonDerivative · entry 3

Kneen Quintin · CIK 0001391071 · Director · DIRECTOR, PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 316,334

F3 · shares: Represents a grant of restricted stock units that vest pro-rata per year on each of March 22, 2026, 2027, and 2028.

SEC source: 0001415889-25-008704 · form4-03202025_060303.xml · nonDerivative · entry 2

Kneen Quintin · CIK 0001391071 · Director · DIRECTOR, PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 271,572

F2 · shares: Shares withheld for payment of taxes in connection with the vesting and settlement of the PRSUs described in footnote 1 above.

SEC source: 0001415889-25-008704 · form4-03202025_060303.xml · nonDerivative · entry 1

Kneen Quintin · CIK 0001391071 · Director · DIRECTOR, PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 349,041

F1 · shares: Shares earned upon vesting and settlement of Performance Restricted Stock Units ("PRSUs") awarded on March 10, 2022, that measured the relative TSR of Tidewater Inc. (the "Issuer") against a predetermined peer group for the three-year period beginning January 1, 2022 through December 3, 2024. On March 18, 2025, the Compensation & Human Capital Committee of the Issuer certified the relative TSR performance at the maximum level, resulting in all of the PSUs originally granted becoming earned at 200% of the target amount granted.

SEC source: 0001415889-25-008703 · form4-03202025_060301.xml · nonDerivative · entry 3

Rubio Samuel R · CIK 0001452077 · EVP, CFO & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 85,729

F3 · shares: Represents a grant of restricted stock units that vest pro-rata per year on each of March 22, 2026, 2027, and 2028.

SEC source: 0001415889-25-008703 · form4-03202025_060301.xml · nonDerivative · entry 2

Rubio Samuel R · CIK 0001452077 · EVP, CFO & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 73,631

F2 · shares: Shares withheld for payment of taxes in connection with the vesting and settlement of the PRSUs described in footnote 1 above.

SEC source: 0001415889-25-008703 · form4-03202025_060301.xml · nonDerivative · entry 1

Rubio Samuel R · CIK 0001452077 · EVP, CFO & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 82,508

F1 · shares: Shares earned upon vesting and settlement of Performance Restricted Stock Units ("PRSUs") awarded on March 10, 2022, that measured the relative TSR of Tidewater Inc. (the "Issuer") against a predetermined peer group for the three-year period beginning January 1, 2022 through December 3, 2024. On March 18, 2025, the Compensation & Human Capital Committee of the Issuer certified the relative TSR performance at the maximum level, resulting in all of the PSUs originally granted becoming earned at 200% of the target amount granted.

SEC source: 0001105838-25-000004 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,208,670

F1 · balance_after: This amount includes 113,835 shares of the Common Stock, $0.001 par value per share (the "Common Stock"), directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 763,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 33,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 151,461 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F2 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001415889-25-007918 · form4-03122025_110342.xml · nonDerivative · entry 1

Kneen Quintin · CIK 0001391071 · Director · DIRECTOR, PRESIDENT & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 163,265

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-007917 · form4-03122025_110323.xml · nonDerivative · entry 1

Darling David E · CIK 0001488598 · EVP, COO & CHIEF HR OFFICER

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 48,548

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-007916 · form4-03122025_110305.xml · nonDerivative · entry 2

Middleton Piers Dayer · CIK 0002027669 · EVP & Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 21,386

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-007915 · form4-03122025_110301.xml · nonDerivative · entry 1

Hudson Daniel A. · CIK 0001797578 · EVP & GENERAL COUNSEL

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 69,892

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001415889-25-007914 · form4-03122025_110338.xml · nonDerivative · entry 1

Rubio Samuel R · CIK 0001452077 · EVP, CFO & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 59,950

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.

SEC source: 0001105838-25-000003 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,183,670

F1 · balance_after: This amount includes 113,835 shares of the Common Stock, $0.001 par value per share (the "Common Stock"), directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 738,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 33,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 151,461 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F2 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001105838-25-000002 · primary_doc.xml · nonDerivative · entry 1

ROBOTTI ROBERT · CIK 0001105838 · Director

10b5-1 filing: No plan indicated

Ownership: Indirect · See Footnote

Disclosed balance after: 2,181,900

F1 · shares: Represents unrestricted shares of the Common Stock, $0.001 par value per share (the "Common Stock"), issued to Mr. Robotti in lieu of certain cash compensation pursuant to his election under the Director Stock Election Program.

F2 · balance_after: This amount includes 112,065 shares of the Common Stock directly beneficially owned by the performance-fee paying advisory clients of Robotti & Company Advisors, LLC, an investment adviser registered under the Investment Advisers Act of 1940, as amended ("Robotti Advisors"), 1,143,117 shares of the Common Stock directly beneficially owned by The Ravenswood Investment Company, LP ("RIC"), 738,757 shares of the Common Stock directly beneficially owned by Ravenswood Investments III, L.P. ("RI"), 3,000 shares of the Common Stock directly beneficially owned by Suzanne and Robert Robotti Foundation, Inc. ("Robotti Foundation"), 33,500 shares of the Common Stock directly beneficially owned by Suzanne Robotti ("Su Robotti"), wife of Robert Robotti, and 151,461 shares of the Common Stock, directly beneficially owned by Robert Robotti.

F3 · ownership.nature: Mr. Robotti may be deemed to beneficially own (solely for the purpose of Rule 16a-1(a)(2) under the Securities Exchange Act of 1934, as amended ("Exchange Act")) certain of the shares of Common Stock set forth in this Form 4 through his indirect proportionate ownership of Robotti Advisors, as managing director of Ravenswood Management Company, LLC, which serves as the general partner of RIC and RI and through his marriage to Su Robotti. Mr. Robotti disclaims beneficial ownership of all securities reported herein except to the extent of his pecuniary interest therein, if any.

SEC source: 0001415889-25-007916 · form4-03122025_110305.xml · nonDerivative · entry 1

Middleton Piers Dayer · CIK 0002027669 · EVP & Chief Commercial Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,171

F1 · shares: Represents shares withheld to cover taxes due upon the vesting of restricted stock units.