Stocks › OII
OCEANEERING INTERNATIONAL INC
OII·NYSE·
United States·USD
United States·USD$43.70
-1.27 (-2.82%)
Close · Oct 7, 2026 · Close Prices from Tiingo.com
OII
OCEANEERING INTERNATIONAL INC · NYSE
Nasdaq 100S&P 500
Filings
Default90D1Y5YALL
OIIS&P 500 (rebased)
Congress BuyCongress SellInsider BuyInsider SellForm 1448-K ResultsLobbying
Loading price history…
Daily closes, adjusted for splits and dividends · Close Prices from Tiingo.comHover a marker, every one is a filing · move across the line for the crosshair
Congressional Trades
Recent trades of OII by members of U.S. Congress · 5 on record
| Politician | Stock | Type | Filed | Traded | |
|---|---|---|---|---|---|
 James B. RenacciHouse · R · OH |
OIIOCEANEERING INTERNATIONAL INC · Stock |
Sale $1,001 - $15,000 |
May 5, 2015 | Apr 27, 2015 | Filing ↗ |
| James B. RenacciHouse · R · OH |
OIIOCEANEERING INTERNATIONAL INC · Stock |
Sale $1,001 - $15,000 |
Apr 7, 2015 | Mar 30, 2015 | Filing ↗ |
 Thomas MacArthurHouse · R · NJ |
OIIOCEANEERING INTERNATIONAL INC · Stock |
Sale $1,001 - $15,000 |
Mar 5, 2015 | Jan 27, 2015 | Filing ↗ |
| James B. RenacciHouse · R · OH |
OIIOCEANEERING INTERNATIONAL INC · Stock |
Purchase $1,001 - $15,000 |
Mar 4, 2015 | Feb 27, 2015 | Filing ↗ |
 Tom PriceHouse · R · GA |
OIIOCEANEERING INTERNATIONAL INC · Stock |
Sale $1,001 - $15,000 |
Feb 10, 2015 | Jan 8, 2015 | Filing ↗ |
Whale Activity
Position changes in OII reported for 2026-06-30 by 9 tracked institutional filers
- Increased3
- New3
- Held0
- Decreased1
- Closed1
- No prior filing1
| Filer | Shares | Value | Change |
|---|---|---|---|
| BlackRock, Inc. | 16.4M | $664.7M | increased |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 7.9M | $321.2M | increased |
| VANGUARD CAPITAL MANAGEMENT LLC | 4.5M | $181.7M | increased |
| Archon Capital Management LLC | 208.0K | $8.4M | — |
| MILLENNIUM MANAGEMENT LLC | 154.7K | $6.3M | new |
| RENAISSANCE TECHNOLOGIES LLC | 44.8K | $1.8M | decreased |
| TWO SIGMA INVESTMENTS, LP | 14.7K | $595K | new |
| D. E. Shaw & Co., Inc. | 9,049 | $367K | new |
| Citadel Advisors LLC | 0 | $0 | closed |
KeyVex tracks a curated set of large 13F filers plus the largest positions in recent filings, so this is a sample of institutional activity, not the whole market.
Insider Trading
Net shares bought (+) or sold (−) on the open market by OII insiders, by quarter · Form 4
Recent Insider Transactions
1,897 transactions on record · newest first
| Insider | Type | Shares | Price | Value | Date | |
|---|---|---|---|---|---|---|
| LARSON RODERICK A.President and CEO · Director | Sale | −4,300 | $44.38 | $191K | Oct 1, 2026 | Form 4 ↗ |
| LARSON RODERICK A.President and CEO · Director | Sale | −1,700 | $43.61 | $74K | Oct 1, 2026 | Form 4 ↗ |
| MURPHY PAUL B JRDirector · Director | Sale | −10.0K | $48.37 | $484K | Aug 7, 2026 | Form 4 ↗ |
| MCEVOY M KEVINDirector · Director | Sale | −3,000 | $47.92 | $144K | Jul 30, 2026 | Form 4 ↗ |
| DYER CHRISTOPHER JSVP, OPGroup | Sale | −1,200 | $47.65 | $57K | Jul 30, 2026 | Form 4 ↗ |
| Childress EarlSVP, Chief Commercial Ofc. | Sale | −12.7K | $46.71 | $593K | Jul 30, 2026 | Form 4 ↗ |
| GOODWIN DEANNA LDirector · Director | Sale | −7,000 | $40.69 | $285K | Jun 30, 2026 | Form 4 ↗ |
| LARSON RODERICK A.President and CEO · Director | Sale | −5,000 | $38.27 | $191K | May 18, 2026 | Form 4 ↗ |
| Jenkins Roger W.Director | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| WEBSTER STEVEN ADirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| Reinhardsen Jon ErikDirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| Poddar ReemaDirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| MURPHY PAUL B JRDirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| MCEVOY M KEVINDirector | Grant / award | +6,729 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| GOODWIN DEANNA LDirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| Beachy Karen HDirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| BERRY WILLIAM BDirector | Grant / award | +4,576 | $0.00 | $0 | May 15, 2026 | Form 4 ↗ |
| MCDONALD MARTIN JSVP, Subsea Robotics | Sale | −43.9K | $38.49 | $1.7M | May 13, 2026 | Form 4 ↗ |
| MCDONALD MARTIN JSVP, Subsea Robotics | Sale | −26.1K | $38.33 | $999K | May 12, 2026 | Form 4 ↗ |
| MCEVOY M KEVINDirector | Sale | −25.7K | $35.27 | $906K | Mar 11, 2026 | Form 4 ↗ |
Fund Holders
Mutual funds and ETFs holding OII · SEC Form N-PORT
| Fund | Shares | Value | % of fund | As of |
|---|---|---|---|---|
| iShares Core S&P Small-Cap ETF iShares Trust | 6.0M | $243.5M | 0.22% | Jun 30, 2026 |
| VANGUARD TOTAL STOCK MARKET INDEX FUND VANGUARD INDEX FUNDS | 3.2M | $128.2M | 0.01% | Jun 30, 2026 |
| Avantis U.S. Small Cap Value ETF American Century ETF Trust | 3.2M | $122.3M | 0.45% | May 31, 2026 |
| iShares Russell 2000 ETF iShares Trust | 2.6M | $104.8M | 0.13% | Jun 30, 2026 |
| VANGUARD SMALL-CAP INDEX FUND VANGUARD INDEX FUNDS | 2.3M | $92.8M | 0.05% | Jun 30, 2026 |
| Franklin Small Cap Value Fund Franklin Value Investors Trust | 1.8M | $86.4M | 2.01% | Jul 31, 2026 |
| Neuberger Genesis Fund NEUBERGER BERMAN EQUITY FUNDS | 1.9M | $74.0M | 1.01% | May 31, 2026 |
| Harbor Small Cap Value Fund HARBOR FUNDS | 1.4M | $66.6M | 2.65% | Jul 31, 2026 |
| VanEck Oil Services ETF VanEck ETF Trust | 1.6M | $64.7M | 3.25% | Jun 30, 2026 |
| Fidelity Small Cap Index Fund Fidelity Salem Street Trust | 1.1M | $53.7M | 0.16% | Jul 31, 2026 |
Mutual funds and ETFs whose N-PORT filings list OII's shares (CUSIP 675232102), each fund at its latest report since Mar 8, 2026, largest positions first. Bonds, options and short positions are left out.
Activist & Passive Stakes
Schedule 13D / 13G beneficial-ownership filings
- SIGNATURE FINANCIAL MANAGEMENT, INC.SCHEDULE 13G/A · passive (13G) · 3,144 shares0.0%
Aug 14, 2026 · ↗ - BROWN ADVISORY LLCSCHEDULE 13G/A · passive (13G) · 5.0M shares5.0%
Aug 14, 2026 · ↗ - BROWN INVESTMENT ADVISORY & TRUST COSCHEDULE 13G/A · passive (13G) · 43.5K shares0.0%
Aug 14, 2026 · ↗ - BROWN ADVISORY INCSCHEDULE 13G/A · passive (13G) · 5.1M shares5.1%
Aug 14, 2026 · ↗ - STATE STREET CORPORATIONSCHEDULE 13G · passive (13G) · 5.0M shares5.1%
May 12, 2026 · ↗
Corporate Lobbying
Estimated quarterly lobbying spending reported under the LDA, filings naming oceaneering international as client
- VAN BUSKIRK AND ASSOCIATES LLCOCEANEERING INTERNATIONAL INC · 2026 Q3—
Filing ↗ - IBEX2 SOLUTIONS, LLCOCEANEERING INTERNATIONAL, INC. · 2026 Q2$30K
Filing ↗ - CASSIDY & ASSOCIATES, INC.OCEANEERING INTERNATIONAL, INC. · 2026 Q2 · DEF, INT, BUD$50K
Filing ↗ - VAN BUSKIRK AND ASSOCIATES LLCOCEANEERING INTERNATIONAL INC · 2026 Q2 · AER, DEF, FUE, TRA—
Filing ↗ - IBEX2 SOLUTIONS, LLCOCEANEERING INTERNATIONAL, INC. · 2026 Q1$30K
Filing ↗
Government Contracts
Federal awards to oceaneering international · USAspending
$117.7MAwarded · 25 contracts on record
- Department of DefensePAYLOAD TUBE PLATFORM (VPT)$2.1M
Jun 10, 2025 · ↗ - Department of DefenseFIELD CHANGES$16.7M
Jul 9, 2010 · ↗ - Department of Defense200404!040773!1700!BZ006 !NAVAL SEA SYSTEMS COMMAND !N0002402G6203 !A!N! !N!0006 ! !20031024!20031230!844741178!84474117$425K
Oct 24, 2003 · ↗ - Department of DefenseIGF::OT::IGF SERVICES$572K
Mar 6, 2013 · ↗ - Department of DefenseMAINTENANCE$17.4M
Jul 9, 2010 · ↗ - Department of DefenseIGF::OT::IGF ENGINEERING AND INSTALLATION SERVICES FOR ORDNANCE ALTERATION (ORDALT) 18000 AND 18009$403K
Apr 28, 2016 · ↗ - Department of DefenseIGF::CT::IGF ENGINEERING AND TECHNICAL SERVICES$3.0M
Sep 24, 2013 · ↗ - Department of DefenseSERVICES$46K
Sep 10, 2010 · ↗
U.S. Patents
Recent USPTO applications naming OCEANEERING INTERNATIONAL INC
No USPTO patent applications found for OCEANEERING INTERNATIONAL INC.
Annual Financials
From OII's 10-K filings · XBRL
No annual XBRL figures on record for OII. KeyVex's fundamentals cover about 130 large companies so far.
Stock Splits
Every split and reverse split in the price history
- 2-for-1Stock splitJun 13, 2011
- 2-for-1Stock splitJun 19, 2006
Split dates and ratios from the price history · Close Prices from Tiingo.com
Material Events (8-K)
Corporate events filed with the SEC
- 8-K · Items 7.01Reg FD disclosureSep 8, 2026
EDGAR ↗ - 8-K · Items 7.01Reg FD disclosureJul 24, 2026
EDGAR ↗ - 8-K · Items 2.02, 9.01Results of operationsJul 22, 2026
EDGAR ↗ - 8-K · Items 1.01, 2.03, 7.01, 9.01Material agreement · Direct financial obligation · Reg FD disclosureJul 7, 2026
EDGAR ↗ - 8-K · Items 1.01, 7.01, 8.01, 9.01Material agreement · Reg FD disclosure · Other eventsJun 26, 2026
EDGAR ↗ - 8-K · Items 7.01, 9.01Reg FD disclosureJun 24, 2026
EDGAR ↗ - 8-K · Items 5.07Shareholder voteMay 18, 2026
EDGAR ↗ - 8-K · Items 7.01Reg FD disclosureMay 5, 2026
EDGAR ↗
About OCEANEERING INTERNATIONAL INC
From SEC EDGAR company records
Industry (SIC 1389)Oil & Gas Field Services, NEC
SectorEnergy
HeadquartersHOUSTON, TX
IncorporatedDE
SEC CIK0000073756 ↗