Oceaneering International Ownership

Who are the major shareholders and have insiders been buying or selling?

Recent Insider Transactions

NYSE:OII Recent Insider Transactions by Companies or Individuals
Date	Value	Name	Entity	Shares	Max Price
07 Mar 24	SellUS$155,800	Karen Beachy	Individual	7,600	US$20.50
28 Sep 23	SellUS$56,984	Shaun Roedel	Individual	2,122	US$26.85
27 Sep 23	SellUS$821,233	Alan Curtis	Individual	31,011	US$26.48
26 Sep 23	SellUS$379,746	Earl Childress	Individual	14,600	US$26.01
04 Aug 23	SellUS$103,157	Christopher Dyer	Individual	4,800	US$21.50
15 May 23	SellUS$800,526	Deanna L. Goodwin	Individual	48,303	US$16.57

Insider Trading Volume

Insider Buying: OII insiders have only sold shares in the past 3 months.

Ownership Breakdown

What is the ownership structure of OII?
Owner Type	Number of Shares	Ownership Percentage
Private Companies	8,570	0.00845%
State or Government	39,611	0.0391%
Individual Insiders	1,634,783	1.61%
General Public	1,716,705	1.69%
Institutions	97,989,560	96.6%

Dilution of Shares: Shareholders have not been meaningfully diluted in the past year.

Top Shareholders

Top 25 shareholders own 74.9% of the company

Ownership	Name	Shares	Current Value	Change %	Portfolio %
15.8%	BlackRock, Inc.	16,015,288	US$360.7m	2.02%	0.01%
12.3%	The Vanguard Group, Inc.	12,461,454	US$280.6m	2.01%	0.01%
5.1%	EARNEST Partners, LLC	5,166,012	US$116.3m	7.3%	0.61%
4.97%	State Street Global Advisors, Inc.	5,042,866	US$113.6m	3.11%	0.01%
4.86%	Neuberger Berman Investment Advisers LLC	4,925,142	US$110.9m	-1.12%	0.1%
3.95%	FMR LLC	4,008,355	US$90.3m	-9.66%	0.01%
2.63%	Dimensional Fund Advisors LP	2,662,198	US$60.0m	1.3%	0.01%
2.17%	BNY Mellon Asset Management	2,202,420	US$49.6m	32.6%	0.01%
2.08%	Geode Capital Management, LLC	2,111,350	US$47.5m	4.82%	no data
2.04%	Van Eck Associates Corporation	2,065,927	US$46.5m	-1.13%	0.06%
1.9%	Brown Advisory Incorporated	1,922,684	US$43.3m	1.67%	0.06%
1.68%	Greenhouse Funds LLLP	1,704,581	US$38.4m	6.83%	2.91%
1.67%	Franklin Resources, Inc.	1,696,456	US$38.2m	1.29%	0.02%
1.63%	Aristotle Capital Boston, LLC	1,649,721	US$37.2m	-4.75%	1.23%
1.46%	American Century Investment Management Inc	1,480,133	US$33.3m	14.5%	0.02%
1.45%	Loomis Sayles & Company, L.P.	1,469,343	US$33.1m	22.9%	0.05%
1.25%	Sourcerock Group LLC	1,271,138	US$28.6m	-32.7%	2.83%
1.2%	Invesco Capital Management LLC	1,214,594	US$27.4m	8.21%	0.01%
1.15%	Hennessy Advisors, Inc.	1,166,500	US$26.3m	18.8%	1.16%
1.14%	Charles Schwab Investment Management, Inc.	1,152,212	US$25.9m	0%	0.01%
1.08%	Northern Trust Global Investments	1,099,058	US$24.8m	1.04%	no data
0.97%	Driehaus Capital Management LLC	981,698	US$22.1m	0%	0.17%
0.84%	Sagefield Capital	855,543	US$19.3m	33.4%	2.4%
0.84%	Janus Henderson Group plc	854,966	US$19.3m	1,820%	0.01%
0.75%	New York State Common Retirement Fund	763,218	US$17.2m	-0.81%	0.02%