Oceaneering International Ownership & Insider Activity

Oceaneering International (OII) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 3.1% of shares outstanding. Institutional investors hold 80.5%. Over the past 90 days, insiders made 5 sales worth $1.5M.

Shares Outstanding

99.530M

Shares Float

71.516M

Insider Shares Owned

3.112M

Insider % Owned

3.1%

Institutional Shares Held

80.114M

Institutional % Held

80.5%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$1.5M total

Net Activity

Net Selling

Net Value (90d)

-$1.5M

Oceaneering International Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Oct 1, 2026	Roderick A Larson	PRESIDENT AND CEO	SELL	6.000K	$44.16	$265K
Aug 7, 2026	Paul B. Murphy, Jr.	DIRECTOR	SELL	10.000K	$48.37	$484K
Jul 30, 2026	Christopher J Dyer	SVP, OPGROUP	SELL	1.200K	$47.65	$57K
Jul 30, 2026	M. Kevin McEvoy	DIRECTOR	SELL	3.000K	$47.92	$144K
Jul 30, 2026	Earl Childress	SVP, CHIEF COMMERCIAL OFC.	SELL	12.701K	$46.71	$593K
Jun 30, 2026	Deanna L Goodwin	DIRECTOR	SELL	7.000K	$40.69	$285K
May 18, 2026	Roderick A Larson	PRESIDENT AND CEO	SELL	5.000K	$38.27	$191K
May 12, 2026	Martin J McDonald	SVP, SUBSEA ROBOTICS	SELL	70.000K	$38.43	$2.7M