Form 4 for OII OCEANEERING INTERNATIONAL INC

Accepted 2026-01-06 00:00:00 ET · period of report 2026-01-02 · accession 0000073756-26-000004 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X	Filed	Traded	Ticker	Insider	Title	Type	Price	Qty	Owned	ΔOwn	Value
M	2026-01-06	2026-01-05	OII	Simons Jennifer Fremont	SVP, CLO, Sec	S - Sale	$26.35	-29.2K	52.3K	-36%	-$768.1K
	2026-01-06	2026-01-02	OII	Simons Jennifer Fremont	SVP, CLO, Sec	F - Tax	$24.03	-19.6K	81.5K	-19%	-$470.5K

Purchase Sale Sale after option exercise All abbreviations

#	Table	Security	Date	Code	A/D	Shares	Price	Owned after	Own	Exercise / expiry	Underlying	Footnotes
1	Common	Common Stock	2026-01-05	S	D	28,312	$26.33	53,187	D	—	—	(F2) The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $25.75 to $26.74, inclusive. The issuer undertakes to provide, upon request by the SEC staff or a security holder of the issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this Footnote to this Form 4.
2	Common	Common Stock	2026-01-02	F	D	19,578	$24.03	81,499	D	—	—
3	Common	Common Stock	2026-01-05	S	D	843	$26.85	52,344	D	—	—	(F3) The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $26.75 to $26.92, inclusive. The issuer undertakes to provide, upon request by the SEC staff or a security holder of the issuer, full information regarding the number of shares purchased at each separate price within the range set forth in this Footnote to this Form 4.