# OCEANEERING INTL INC COM

OCEANEERING INTL INC COM is a security (CUSIP 675232102) tracked across SEC portfolio filings. 386 institutional managers reported $3.4B on Form 13F as of 2026-06-30; 41 registered fund positions totaling $199.8M via N-PORT as of 2026-05-31.

## Summary

- Issuer: OCEANEERING INTL INC
- Class: COM
- CUSIP: 675232102
- Asset category: EC
- 13F holders: 386
- 13F value: $3.4B
- 13F period: 2026-06-30
- N-PORT fund positions: 41
- N-PORT value: $199.8M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 386 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $579.9M | 16,348,842 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $297.3M | 12,371,147 |
| [BROWN ADVISORY INC](https://search.stillhousedata.com/firm/17501) | BALTIMORE, MD | $205.3M | 5,788,601 |
| STATE STREET CORP | BOSTON, MA | $178.6M | 5,034,196 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $133.6M | 3,766,674 |
| [EARNEST PARTNERS LLC](https://search.stillhousedata.com/firm/107926) | ATLANTA, GA | $130.7M | 3,684,313 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $122.8M | 3,461,749 |
| Morgan Stanley Institutional Investment Advisors LLC | GREENWOOD VILLAGE, CO | $122.5M | 3,453,005 |
| NEUBERGER BERMAN GROUP LLC | NEW YORK, NY | $114.2M | 3,218,259 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $84.3M | 2,376,461 |
| [Greenhouse Funds LLLP](https://search.stillhousedata.com/firm/169840) | BALTIMORE, MD | $72.1M | 2,032,489 |
| [REINHART PARTNERS, LLC.](https://search.stillhousedata.com/firm/106432) | MEQUON, WI | $66.8M | 1,648,423 |
| LOOMIS SAYLES & CO L P | BOSTON, MA | $60.3M | 1,700,289 |
| [BARROW HANLEY MEWHINNEY & STRAUSS LLC](https://search.stillhousedata.com/firm/105519) | DALLAS, TX | $50.4M | 1,420,954 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $49.1M | 1,383,124 |

## Top fund holders (N-PORT)

_Showing 15 of 41 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $39.5M | 4.84% |
| [T. Rowe Price New Horizons Fund, Inc.](https://search.stillhousedata.com/fund/S000002106) | T. ROWE PRICE NEW HORIZONS FUND, INC. | $24.9M | 19.50% |
| [VANGUARD STRATEGIC EQUITY FUND](https://search.stillhousedata.com/fund/S000002593) | VANGUARD HORIZON FUNDS | $22.1M | 21.82% |
| [VANGUARD EXPLORER FUND](https://search.stillhousedata.com/fund/S000002578) | VANGUARD EXPLORER FUND | $19.8M | 9.08% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $19.4M | 11.08% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $13.6M | 18.17% |
| [Goehring & Rozencwajg Resources Fund](https://search.stillhousedata.com/fund/S000055275) | GOEHRING & ROZENCWAJG INVESTMENT FUNDS | $12.0M | 111.49% |
| Gabelli Dividend & Income Trust | Gabelli Dividend & Income Trust | $11.5M | 43.34% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $5.7M | 11.82% |
| [TIFF MULTI-ASSET FUND](https://search.stillhousedata.com/fund/S000006387) | TIFF Investment Program | $4.3M | 30.55% |
| Gabelli Equity Trust Inc | Gabelli Equity Trust Inc | $2.5M | 14.33% |
| [PGIM Jennison Blend Fund](https://search.stillhousedata.com/fund/S000004514) | Prudential Jennison Blend Fund, Inc. | $2.3M | 19.64% |
| [BlackRock Advantage SMID Cap Fund, Inc.](https://search.stillhousedata.com/fund/S000002323) | BlackRock Advantage SMID Cap Fund, Inc. | $2.1M | 27.60% |
| [Keeley Small Cap Fund](https://search.stillhousedata.com/fund/S000001085) | Teton Westwood Funds | $2.0M | 238.76% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $2.0M | 0.33% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/675232102.md)
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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.