Oceaneering International Inc. (OII) Ownership & Trading Activity
Institutional holders, insider transactions, and congressional trades for OII. 13F holdings as of 2026-06-30.
Top Institutional Holders
| Institution | Shares | Value | Change |
|---|---|---|---|
| BlackRock | 16,403,230 | $665M | INCREASED |
| Vanguard | 13,298,109 | $539M | INCREASED |
| State Street | 4,994,403 | $202M | DECREASED |
| Brown Advisory | 4,967,307 | $201M | DECREASED |
| Morgan Stanley | 4,273,502 | $173M | DECREASED |
Recent Insider Trades
| Insider | Type | Shares | Value | Date |
|---|---|---|---|---|
| Paul B Murphy JR (Director) | SELL | 10,000 | $484K | 2026-08-07 |
| Earl Childress (SVP, Chief Commercial Ofc.) | SELL | 12,701 | $593K | 2026-07-30 |
| Kevin M Mcevoy (Director) | SELL | 3,000 | $144K | 2026-07-30 |
| Christopher J Dyer (SVP, OPGroup) | SELL | 1,200 | $57K | 2026-07-30 |
| Deanna L Goodwin (Director) | SELL | 7,000 | $285K | 2026-06-30 |
Full institutional holdings, insider history, and congressional trades for Oceaneering International Inc. on SentiSense.