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Dunn Catherine E

Disclosed activity across 1 company

Tapewire entity
64648
SEC CIK
0002001487

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Reported relationships

Latest disclosed role at each company.

CompanyLast reported asReport datePublished
OCEANEERING INTERNATIONAL INCOII · Entity 3888VP, Chief Accounting OfficerFebruary 24, 2026February 26, 2026

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

OCEANEERING INTERNATIONAL INC

Report date February 24, 2026 · Filed February 26, 2026

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeDirect10,738 Ending reported balance After 2026-02-25 transaction · row 2
2 source rows · reconciled sequence

Row 1 · 2026-02-24 · Tax withholding · Disposed 575 · Balance 13,604

Row 2 · 2026-02-25 · Sale · Disposed 2,866 · Balance 10,738

Common StockSEC Table I · non-derivativeIndirectBy 401(k) Plan0 Reported balance After 2026-02-25 transaction · row 3 Account identity is unresolved; indirect or unspecified ownership is not merged.
1 source row

Row 3 · 2026-02-25 · Sale · Disposed 6,204 · Balance 0

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
February 25, 2026 Filed Feb 26, 2026 22:38 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 SaleCommon Stock 6,204 $37.52 $232,774.08
Disclosure

SEC source: 0002001487-26-000002 · wk-form4_1772145529.xml · nonDerivative · entry 3

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Indirect · By 401(k) Plan

Disclosed balance after: 0

Read SEC document
February 25, 2026 Filed Feb 26, 2026 22:38 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 SaleCommon Stock 2,866 $37.97 $108,807.69
Disclosure

SEC source: 0002001487-26-000002 · wk-form4_1772145529.xml · nonDerivative · entry 2

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 10,738

Read SEC document
February 24, 2026 Filed Feb 26, 2026 22:38 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 Tax withholdingCommon Stock 575 $37.22 $21,401.50
Disclosure

SEC source: 0002001487-26-000002 · wk-form4_1772145529.xml · nonDerivative · entry 1

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,604

Read SEC document
February 20, 2026 Filed Feb 24, 2026 23:12 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 GrantRestricted Stock Units · Derivative 3,317 $0.00 $0.00
Disclosure

SEC source: 0000073756-26-000037 · wk-form4_1771974729.xml · derivative · entry 2

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,317

Underlying: Common Stock · 3,317 shares

Expires not disclosed

F2 · derivative.exercise_price: Each restricted stock unit represents a contingent right to receive one share of the Company's common stock.

F3 · derivative.exercise_date: The restricted stock units vest in three equal annual installments on each of February 20, 2027, 2028 and 2029.

F3 · derivative.expiration_date: The restricted stock units vest in three equal annual installments on each of February 20, 2027, 2028 and 2029.

F4 · balance_after: The reported transaction involved the receipt of a grant of restricted stock units by the reported person. The total reported in Column 9 excludes unvested restricted stock units that were granted in previous years, as the reporting person has previously reported awards of restricted stock units in Table I of Form 4.

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February 20, 2026 Filed Feb 24, 2026 23:12 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 GrantPerformance Stock Units · Derivative 3,317 $0.00 $0.00
Disclosure

SEC source: 0000073756-26-000037 · wk-form4_1771974729.xml · derivative · entry 1

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 3,317

Underlying: Common Stock · 3,317 shares

Expires 2028-12-31

F1 · derivative.exercise_price: Each performance stock unit represents a contingent right to receive between zero and two shares of the Company's common stock. The performance stock units vest upon achievement of specific target levels of performance.

F1 · derivative.exercise_date: Each performance stock unit represents a contingent right to receive between zero and two shares of the Company's common stock. The performance stock units vest upon achievement of specific target levels of performance.

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February 25, 2025 Filed Feb 26, 2025 22:18 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 Tax withholdingCommon Stock 638 $22.09 $14,093.42
Disclosure

SEC source: 0000073756-25-000048 · wk-form4_1740608327.xml · nonDerivative · entry 2

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,179

F1 · balance_after: Also owns 4,544 of common stock equivalents in 401(k) plan - Indirect

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February 24, 2025 Filed Feb 26, 2025 22:18 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 GrantCommon Stock 2,588 $0.00 $0.00
Disclosure

SEC source: 0000073756-25-000048 · wk-form4_1740608327.xml · nonDerivative · entry 1

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,817

Read SEC document
February 26, 2024 Filed Feb 28, 2024 23:05 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 Tax withholdingCommon Stock 932 $21.97 $20,476.04
Disclosure

SEC source: 0000073756-24-000053 · wk-form4_1709161504.xml · nonDerivative · entry 1

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 12,229

F1 · balance_after: Also owns 2,687 of common stock equivalents in 401(k) plan - Indirect

Read SEC document
February 23, 2024 Filed Feb 27, 2024 23:15 UTC OCEANEERING INTERNATIONAL INC OII · Entity 3888 GrantCommon Stock 3,065 $0.00 $0.00
Disclosure

SEC source: 0000073756-24-000037 · wk-form4_1709075743.xml · nonDerivative · entry 1

Dunn Catherine E · CIK 0002001487 · VP, Chief Accounting Officer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,161

F1 · balance_after: Also owns 2,687 of common stock equivalents in 401(k) plan - Indirect

Read SEC document

Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.