Senior insider sale

SVP, Subsea Robotics at OCEANEERING INTERNATIONAL INC — senior position signals high conviction

$998.7K

26.05K shares

What this filing means

MCDONALD MARTIN J plans to sell 26.05K shares of OCEANEERING INTERNATIONAL INC valued at approximately $998.7K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

MCDONALD MARTIN J

Filed: 5/12/2026ACC: 0001959173-26-003536

InsiderMCDONALD MARTIN JCIK 1661420

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IssuerOCEANEERING INTERNATIONAL INCCIK 73756

Officer· SVP, Subsea Robotics

Since Feb 2026

26.05K

Shares to sell

$998.7K

Approx. market value

26.05K

Acquired (3 months)

Planned

Securities Acquired — Last 3 Months23

Sort

Restricted Stock Vesting

Compensation

2/24/2020

1.76K

Restricted Stock Vesting

Compensation

2/18/2019

5.31K

Restricted Stock Vesting

Compensation

2/19/2018

1.53K

Restricted Stock Vesting

Compensation

2/20/2017

1.10K

Restricted Stock Vesting

Compensation

2/22/2016

1.87K

Restricted Stock Vesting

Compensation

12/21/2015

72.00

Restricted Stock Vesting

Compensation

9/21/2015

65.00

Restricted Stock Vesting

Compensation

6/22/2015

57.00

Restricted Stock Vesting

Compensation

3/23/2015

44.00

Restricted Stock Vesting

Compensation

2/24/2015

Restricted Stock Vesting

Compensation

12/22/2014

38.00

Restricted Stock Vesting

Compensation

8/29/2014

100.00

Restricted Stock Vesting

Compensation

6/23/2014

29.00

Restricted Stock Vesting

Compensation

3/21/2014

20.00

Restricted Stock Vesting

Compensation

2/25/2014

2.40K

Restricted Stock Vesting

Compensation

12/23/2013

19.00

Restricted Stock Vesting

Compensation

9/23/2013

18.00

Restricted Stock Vesting

Compensation

6/21/2013

24.00

Restricted Stock Vesting

Compensation

2/19/2013

2.20K

Restricted Stock Vesting

Compensation

2/21/2012

2.20K

Restricted Stock Vesting

Compensation

2/22/2011

Restricted Stock Vesting

Compensation

2/23/2010

2.40K

Restricted Stock Vesting

Compensation

2/20/2009

786.00

Total acquired26.05K

Acquisition Date	Type	Amount Acquired	Gift
2/24/2020	Restricted Stock Vesting Compensation	1.76K	—
2/18/2019	Restricted Stock Vesting Compensation	5.31K	—
2/19/2018	Restricted Stock Vesting Compensation	1.53K	—
2/20/2017	Restricted Stock Vesting Compensation	1.10K	—
2/22/2016	Restricted Stock Vesting Compensation	1.87K	—
12/21/2015	Restricted Stock Vesting Compensation	72.00	—
9/21/2015	Restricted Stock Vesting Compensation	65.00	—
6/22/2015	Restricted Stock Vesting Compensation	57.00	—
3/23/2015	Restricted Stock Vesting Compensation	44.00	—
2/24/2015	Restricted Stock Vesting Compensation	2K	—
12/22/2014	Restricted Stock Vesting Compensation	38.00	—
8/29/2014	Restricted Stock Vesting Compensation	100.00	—
6/23/2014	Restricted Stock Vesting Compensation	29.00	—
3/21/2014	Restricted Stock Vesting Compensation	20.00	—
2/25/2014	Restricted Stock Vesting Compensation	2.40K	—
12/23/2013	Restricted Stock Vesting Compensation	19.00	—
9/23/2013	Restricted Stock Vesting Compensation	18.00	—
6/21/2013	Restricted Stock Vesting Compensation	24.00	—
2/19/2013	Restricted Stock Vesting Compensation	2.20K	—
2/21/2012	Restricted Stock Vesting Compensation	2.20K	—
2/22/2011	Restricted Stock Vesting Compensation	2K	—
2/23/2010	Restricted Stock Vesting Compensation	2.40K	—
2/20/2009	Restricted Stock Vesting Compensation	786.00	—
Total		26.05K

Planned & Completed Dispositions1

Sort

NYSEPlanned

Units to sell

26.05K

Market value

$998.7K

5/12/2026

Total

Units

26.05K

Value

$998.7K

Date	Units to Sell	Approx. Market Value	Exchange	Status
5/12/2026	26.05K	$998.7K	NYSE	Planned
Total	26.05K	$998.7K