Security key
675232102
OCEANEERING INTERNATIONAL INC - Common Stock (OII)
CUSIP: 675232102
Q1 2025 13F Holders as of 31 Mar 2025
- Security type / class
- Equity / Common Stock
- Total 13F shares
- 96,109,019
- Total 13F value
- $2,095,651,139
- Share change
- -4,384,841
- Put/Call ratio
- 93%
- SEC-reported price per share
- $21.81
- Number of holders
- 284
- Value change
- -$98,467,849
- Number of buys
- 143
- Number of sells
- 145
- Shares outstanding
- 99,761,356
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q1 2025
Institutions
284
Top holders
10
OII full security history
Ownership snapshot
Full 13F holder table
OCEANEERING INTERNATIONAL INC SEC filings
OCEANEERING INTERNATIONAL INC company facts
Broader feeds
Ownership snapshot
Top reported holders of OII - OCEANEERING INTERNATIONAL INC - Common Stock (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
EARNEST PARTNERS LLC
Disclosed value leader
BlackRock, Inc.
Comparable rows
1/15
Latest evidence
31 Dec 2024
13F
13D/G
Lead comparable stake: 4.2%
14 rows are not safely comparable across share classes.
13D/G row: EARNEST PARTNERS LLC
Showing 1-6 of 15 holder rows.
Quick read
EARNEST PARTNERS LLC leads the comparable SEC ownership view at 4.2%.
1 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens EARNEST PARTNERS LLC's linked filing trail.
Comparable ownership
Top 1
EARNEST PARTNERS LLC
4.2%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| EARNEST PARTNERS LLC |
13F
13D/G
Company
|
4.2%
Reported 13D/G
· 31 Mar 2025
|
$141,814,486
5,437,672 shares
|
— | 31 Dec 2024 |
| BlackRock, Inc. |
13F
Company
|
—
denominator unverified
|
$444,847,381
17,057,032 shares
|
— | 31 Dec 2024 |
| VANGUARD GROUP INC |
13F
Company
|
—
denominator unverified
|
$325,491,884
12,480,517 shares
|
— | 31 Dec 2024 |
| BROWN ADVISORY INC |
13F
Company
|
—
denominator unverified
|
$133,781,741
5,129,668 shares
|
— | 31 Dec 2024 |
| STATE STREET CORP |
13F
Company
|
—
denominator unverified
|
$130,117,997
4,989,187 shares
|
— | 31 Dec 2024 |
| Neuberger Berman Group LLC |
13F
Company
|
—
denominator unverified
|
$125,358,710
4,806,699 shares
|
— | 31 Dec 2024 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q1 2025
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
284
Shares
96,109,019
Rows available
284
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q1 2025 vs Q1 2025 Across Filers
Q1 2025 holders
284
Q1 2025 holders
284
Holder diff
0
| Investor | Q1 2025 Shares | Q1 2025 Shares | Share Diff | Share Chg % | Q1 2025 value | Q1 2025 value | Value change | Value Chg % |
|---|