// company-profile
Oceaneering International Inc
OIIExchangeNYSESectorOil & Gas Field Services, NECInc.DEFilings109Insiders23
// api This Oceaneering International Inc insider-trading data is served live by the Form4API insider trading API. Get the same data via API.
// activity-summary
No insider transactions in the last 30 days.
// 90-day insight
Over the last 90 days, Oceaneering International Inc insiders bought $0 (9 transactions) and sold $2.9M (3 transactions).
- Most active insider: MCDONALD MARTIN J with 2 transactions totaling $2.7M.
- Largest single sale: $1.7M by MCDONALD MARTIN J on May 13, 2026.
Activity skews bullish — buys outpace sales.
Institutional Ownership
Top 13F-HR holders of Oceaneering International Inc as of 2026-03-31
Total reported AUM
$3.15B
QoQ change
+61.2%
Reporting period
2026-03-31
#1
BlackRock, Inc.
CIK 2012383
$392.8M
11.1M shares
#2
BROWN ADVISORY INC
CIK 1345929
$195.3M
5.5M shares
#3
STATE STREET CORP
CIK 93751
$178.6M
5.0M shares
Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →
Insider Transactions
Sourced from SEC EDGAR Form 4 filings. Updated hourly.
| Date | Insider | Company | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| May 18, 2026 | LARSON RODERICK A. | OII | Sale | 5,000 | $38.27 | $191K |
| May 15, 2026 | Beachy Karen H | OII | Award | 4,576 | $0.00 | $0K |
| May 15, 2026 | Jenkins Roger W. | OII | Award | 4,576 | $0.00 | $0K |
| May 15, 2026 | MCEVOY M KEVIN | OII | Award | 6,729 | $0.00 | $0K |
| May 15, 2026 | WEBSTER STEVEN A | OII | Award | 4,576 | $0.00 | $0K |
45 more transactions hidden
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