Oceaneering International Inc

OII

Exchange: NYSE
Industry: Oil & Gas Field Services, NEC
SEC CIK: 0000073756

SEC filings (opens in a new tab)

In the last 90 days, Oceaneering International Inc insiders filed 0 open-market purchases and 4 sales; 376 institutions reported holding it in 13F filings for Q2 2026, worth $4.22B in total; no superinvestor holds it.

Q3 2024 vs. Q2 2024

How the institutions holding Oceaneering International Inc changed between Q2 2024 and Q3 2024.

All holders in Q3 2024 All holders in Q2 2024

13F holders of OII: Q2 2024 compared with Q3 2024
Measure	Q2 2024	Of which not filed for Q3 2024	Q3 2024	Change
Holders	234	1	260	+27
Shares	99.9M	15.8M	101.0M	+16.9M (+20.1%)
Value	$2.36B	$374.1M	$2.51B	+$521.2M (+26.2%)

1 institution that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so the changes leave them out.

New holders (44)

Institutions that held Oceaneering International Inc at the end of Q3 2024 but not at the end of Q2 2024.

Institutions new to OII in Q3 2024
Institution	Shares	Value	% of portfolio
BlackRock, Inc.	16,470,722	$409.6M	0.01%
Congress Asset Management Co	1,560,873	$38.8M	0.26%
Beacon Harbor Wealth Advisors, Inc.	245,519	$6.11M	1.45%
Congress Wealth Management LLC	185,954	$4.62M	0.06%
Millennium Management LLC	127,878	$3.18M	0.00%
Trexquant Investment LP	92,170	$2.29M	0.03%
TownSquare Capital, LLC	83,626	$2.08M	0.02%
Canada Pension Plan Investment Board	67,500	$1.68M	0.00%
Weiss Asset Management LP	49,974	$1.24M	0.03%
Balyasny Asset Management LLC	27,177	$675.9K	0.00%
Caption Management, LLC	25,000	$621.8K	0.07%
Cerity Partners LLC	16,558	$411.8K	0.00%
EP Wealth Advisors, LLC	15,896	$395.3K	0.00%
Alps Advisors Inc	14,950	$371.8K	0.00%
Inceptionr LLC	14,823	$368.6K	0.09%
Shell Asset Management Co	14,193	$353.0K	0.02%
Acadian Asset Management LLC	12,743	$316.0K	0.00%
Dynamic Technology Lab Private Ltd	12,511	$311.0K	0.03%
Schonfeld Strategic Advisors LLC	12,112	$301.2K	0.00%
Gibbs Wealth Management	12,088	$300.6K	0.10%
Baldwin Brothers Inc	10,689	$265.8K	0.02%
Picton Mahoney Asset Management	9,827	$245.0K	0.01%
Mackenzie Financial Corp	9,628	$239.4K	0.00%
Entropy Technologies, LP	9,592	$238.6K	0.03%
Inspire Advisors, LLC	8,437	$209.8K	0.03%
Lido Advisors, LLC	8,296	$206.3K	0.00%
Savant Capital, LLC	8,135	$202.3K	0.00%
National Asset Management, Inc.	8,124	$202.0K	0.01%
Headlands Technologies LLC	3,651	$90.8K	0.01%
PEAK6 Investments LLC	2,726	$67.8K	0.00%
Millburn Ridgefield Corp	2,284	$56.8K	0.00%
State of Wyoming	1,987	$49.4K	0.01%
Capital Performance Advisors LLP	704	$17.5K	0.01%
GeoWealth Management, LLC	368	$9.15K	0.00%
Quest Partners LLC	292	$7.26K	0.00%
True Wealth Design, LLC	172	$4.28K	0.00%
Cape Investment Advisory, Inc.	169	$4.20K	0.00%
Hexagon Capital Partners LLC	142	$3.53K	0.00%
Sterling Capital Management LLC	103	$2.56K	0.00%
Financial Network Wealth Advisors LLC	67	$1.67K	0.00%
Aster Capital Management (DIFC) Ltd	51	$1.27K	0.00%
Ronald Blue Trust, Inc.	50	$1.18K	0.00%
Concord Wealth Partners	30	$746	0.00%
Hemington Wealth Management	40	$0	0.00%

Sold out (17)

Institutions that held Oceaneering International Inc at the end of Q2 2024 and filed for Q3 2024 without it.

Institutions that sold out of OII in Q3 2024
Institution	Shares, Q2 2024	Value, Q2 2024
BNP PARIBAS ASSET MANAGEMENT Holding S.A.	418,990	$9.91M
Parallax Volatility Advisers, L.P.	49,500	$1.17M
Steel Peak Wealth Management LLC	27,680	$654.9K
HITE Hedge Asset Management LLC	22,248	$526.4K
Twinbeech Capital LP	21,987	$520.2K
Omers Administration Corp	18,300	$433.0K
Engineers Gate Manager LP	14,507	$343.2K
ISAM Funds (UK) Ltd	13,885	$328.5K
Simplicity Wealth,LLC	12,124	$286.9K
Tanglewood Legacy Advisors, LLC	10,000	$236.6K
Pekin Hardy Strauss, Inc.	9,000	$212.9K
Ashton Thomas Private Wealth, LLC	1,615	$38.2K
American National Bank	500	$11.8K
Opal Wealth Advisors, LLC	414	$9.80K
National Bank of Canada	199	$4.66K
Central Trust Co	100	$2.37K
Innealta Capital, LLC	94	$2.22K

Not filed for Q3 2024 yet (1)

Institutions that held Oceaneering International Inc at the end of Q2 2024 and haven't filed a 13F for Q3 2024. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding OII in Q2 2024 that haven't filed for Q3 2024
Institution	Shares, Q2 2024	Value, Q2 2024
BlackRock Inc.	15,811,356	$374.1M