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Security record · archived quarter

OII

Oceaneering International, Inc. · Energy · Oil & Gas Equipment & Services

43.79 +1.7% mkt cap $4.36B quote delayed (FMP) · as of Oct 16 22:08 UTC · separate from filing data below

Q2 2026 Q1 2026 Q4 2025 Q3 2025 Q2 2025 Q1 2025 Q4 2024 Q3 2024
104Tracked holders
+1Δ holders
76.40MShares held
$1.84BReported value
+1New positions
−0Exits
Stable Conviction score 56/100 5 quarters of rising tracked shares ●●●●●○ How these are computed → Explain this at the Research Desk →

Momentum inputs (comparable managers): holder breadth +1.0% · share flow +0.4% · net new positions +1.0% · formula
Broad accumulation: rising shares across more holders

All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q4 2025

Ownership over time
QuarterHoldersΔSharesReported valueNewExits
Q2 2026 112 +3 70.55M $2.86B +13 −12
Q1 2026 114 +9 69.23M $2.45B +14 −5
Q4 2025 104 +1 76.40M $1.84B +1 n/a
Q3 2025 17 0 40.72M $1.01B n/a −1
Q2 2025 15 -1 38.01M $787.64M +1 −2
Q1 2025 13 +2 9.06M $197.65M +2 n/a
Q4 2024 11 +1 8.61M $224.68M +3 −2
Q3 2024 9 +1 3.59M $89.35M +1 n/a
Q2 2024 8 n/a 3.61M $85.51M n/a n/a
Holder count
Who holds it · Q4 2025
#ManagerSharesΔ sharesValueTheir weightHeld
1 BlackRock ✦ (passive) 16.00M +2.1% $384.56M 0.0% ▲ Add 3 SEC ↗ ×16
2 The Vanguard Group ✦ (passive) 12.37M +1.5% $297.28M 0.0% ▲ Add 3 SEC ↗ ×5
3 Brown Advisory Inc 7.43M n/a $178.47M 0.2% n/c 1 SEC ↗ ×5
4 State Street Global Advisors ✦ (passive) 4.65M +4.9% $111.67M 0.0% ▲ Add 5 SEC ↗
5 American Century Companies Inc 3.61M n/a $86.70M 0.0% n/c 1 SEC ↗
6 Dimensional Fund Advisors Lp 3.48M n/a $83.56M 0.0% n/c 1 SEC ↗ ×5
7 Neuberger Berman Group LLC 3.34M n/a $80.14M 0.1% n/c 1 SEC ↗
8 Geode Capital Management ✦ (passive) 2.30M +2.3% $55.40M 0.0% ▲ Add 7 SEC ↗ ×2
9 Loomis Sayles & Co L P 1.83M n/a $44.01M 0.1% n/c 1 SEC ↗ ×2
10 Charles Schwab Investment… 1.44M n/a $34.67M 0.0% n/c 1 SEC ↗
11 Goldman Sachs Group ✦ 1.27M -10.6% $30.61M 0.0% ▼ Trim 2 SEC ↗ ×3
12 Royal Bank Of Canada 1.22M n/a $29.36M 0.0% n/c 1 SEC ↗ ×5
13 Northern Trust Corp 1.22M n/a $29.24M 0.0% n/c 1 SEC ↗ ×6
14 Qube Research & Technologies Ltd 1.17M n/a $28.02M 0.0% n/c 1 SEC ↗
15 Morgan Stanley ✦ 1.04M +2.6% $25.02M 0.0% ▲ Add 2 SEC ↗ ×10
16 Fisher Asset Management ✦ 793.10K +23.9% $19.06M 0.0% ▲ Add 7 SEC ↗
17 Bank of New York Mellon Corp 770.25K n/a $18.51M 0.0% n/c 1 SEC ↗ ×10
18 Nuveen, LLC 700.28K n/a $16.83M 0.0% n/c 1 SEC ↗ ×3
19 Point72 Asset Management ✦ 699.21K +495.1% $16.80M 0.0% ▲ Add 3 SEC ↗
20 Bank Of America Corp /De/ 627.93K n/a $15.09M 0.0% n/c 1 SEC ↗ ×6
21 Invesco Ltd. 597.36K n/a $14.35M 0.0% n/c 1 SEC ↗ ×6
22 Principal Financial Group Inc 576.82K n/a $13.86M 0.0% n/c 1 SEC ↗ ×2
23 First Trust Advisors Lp 562.49K n/a $13.52M 0.0% n/c 1 SEC ↗
24 Tudor Investment Corp Et Al 539.68K n/a $12.97M 0.1% n/c 1 SEC ↗
25 JPMorgan Chase ✦ 507.88K -66.8% $12.20M 0.0% ▼ Trim 2 SEC ↗ ×4
26 UBS Group AG 458.21K n/a $11.01M 0.0% n/c 1 SEC ↗ ×3
27 Franklin Resources Inc 446.20K n/a $10.72M 0.0% n/c 1 SEC ↗ ×4
28 Sei Investments Co 418.79K n/a $10.06M 0.0% n/c 1 SEC ↗ ×2
29 Barclays Plc 416.79K n/a $10.02M 0.0% n/c 1 SEC ↗ ×2
30 AQR Capital Management ✦ 372.75K +23.1% $8.96M 0.0% ▲ Add 7 SEC ↗ ×5
31 GAMCO Investors ✦ 341.84K +11.6% $8.21M 0.1% ▲ Add 7 SEC ↗
32 UBS AM, a distinct business unit of… 290.90K n/a $6.99M 0.0% n/c 1 SEC ↗ ×6
33 Fidelity (FMR) ✦ 269.76K +78.0% $6.48M 0.0% ▲ Add 3 SEC ↗ ×3
34 Russell Investments Group, Ltd. 268.18K n/a $6.44M 0.0% n/c 1 SEC ↗ ×6
35 Wells Fargo & Company/Mn 265.90K n/a $6.39M 0.0% n/c 1 SEC ↗ ×3
36 State Of Wisconsin Investment Board 261.45K n/a $6.28M 0.0% n/c 1 SEC ↗
37 Prudential Financial Inc 259.31K n/a $6.23M 0.0% n/c 1 SEC ↗ ×2
38 Legal & General Group Plc 254.06K n/a $6.11M 0.0% n/c 1 SEC ↗ ×3
39 Envestnet Asset Management Inc 228.69K n/a $5.50M 0.0% n/c 1 SEC ↗
40 Rhumbline Advisers 226.62K n/a $5.45M 0.0% n/c 1 SEC ↗
41 Ameriprise Financial Inc 210.68K n/a $5.06M 0.0% n/c 1 SEC ↗ ×2
42 Swiss National Bank 197.55K n/a $4.75M 0.0% n/c 1 SEC ↗
43 Bnp Paribas Financial Markets 193.95K n/a $4.66M 0.0% n/c 1 SEC ↗
44 BNP Paribas Asset Management… 118.55K n/a $2.85M 0.0% n/c 1 SEC ↗ ×3
45 Alliancebernstein L.P. 111.82K n/a $2.69M 0.0% n/c 1 SEC ↗
46 Federated Hermes, Inc. 109.90K n/a $2.64M 0.0% n/c 1 SEC ↗
47 Squarepoint Ops LLC 106.92K n/a $2.57M 0.0% n/c 1 SEC ↗
48 T. Rowe Price ✦ 101.31K +8.9% $2.44M 0.0% ▲ Add 7 SEC ↗
49 California State Teachers… 93.56K n/a $2.25M 0.0% n/c 1 SEC ↗
50 Millennium Management ✦ 88.02K -59.0% $2.12M 0.0% ▼ Trim 6 SEC ↗
51 Jennison Associates Llc 87.91K n/a $2.11M 0.0% n/c 1 SEC ↗
52 Mitsubishi UFJ Asset Management… 84.42K n/a $2.10M 0.0% n/c 1 SEC ↗
53 Deutsche Bank Ag\ 78.98K n/a $1.90M 0.0% n/c 1 SEC ↗ ×2
54 D. E. Shaw & Co. ✦ 77.35K -55.4% $1.86M 0.0% ▼ Trim 5 SEC ↗
55 Hsbc Holdings Plc 75.83K n/a $1.84M 0.0% n/c 1 SEC ↗ ×4
56 New York State Common Retirement… 73.42K n/a $1.76M 0.0% n/c 1 SEC ↗
57 Citadel Advisors ✦ 62.77K -40.3% $1.51M 0.0% ▼ Trim 4 SEC ↗
58 Susquehanna International Group, Llp 57.50K n/a $1.38M 0.0% n/c 1 SEC ↗
59 Voya Investment Management Llc 49.27K n/a $1.18M 0.0% n/c 1 SEC ↗
60 Raymond James Financial Inc 48.69K n/a $1.17M 0.0% n/c 1 SEC ↗ ×2
61 Gotham Asset Management ✦ 46.41K New $1.12M 0.0% New 1 SEC ↗
62 Manufacturers Life Insurance… 46.28K n/a $1.11M 0.0% n/c 1 SEC ↗
63 MIRAE ASSET GLOBAL ETFS HOLDINGS… 45.92K n/a $1.10M 0.0% n/c 1 SEC ↗
64 State Board Of Administration Of… 44.47K n/a $1.07M 0.0% n/c 1 SEC ↗
65 Janus Henderson Group Plc 44.02K n/a $1.06M 0.0% n/c 1 SEC ↗
66 Jane Street Group, Llc 41.86K n/a $1.01M 0.0% n/c 1 SEC ↗ ×3
67 LPL Financial LLC 40.52K n/a $973,816 0.0% n/c 1 SEC ↗
68 Victory Capital Management Inc 35.83K n/a $861,019 0.0% n/c 1 SEC ↗
69 Creative Planning 31.82K n/a $764,527 0.0% n/c 1 SEC ↗
70 Mariner, LLC 31.28K n/a $752,099 0.0% n/c 1 SEC ↗
71 Zurcher Kantonalbank (Zurich… 30.46K n/a $731,882 0.0% n/c 1 SEC ↗
72 Renaissance Technologies ✦ 28.10K -75.0% $675,243 0.0% ▼ Trim 5 SEC ↗
73 Citigroup Inc 28.08K n/a $674,810 0.0% n/c 1 SEC ↗ ×2
74 Osaic Holdings, Inc. 27.40K n/a $658,514 0.0% n/c 1 SEC ↗
75 Sumitomo Mitsui Trust Group, Inc. 26.13K n/a $627,976 0.0% n/c 1 SEC ↗
76 Canada Pension Plan Investment Board 25.90K n/a $622,377 0.0% n/c 1 SEC ↗
77 Wealth Enhancement Advisory… 23.32K n/a $619,745 0.0% n/c 1 SEC ↗
78 Corient Private Wealth LP 25.04K n/a $601,713 0.0% n/c 1 SEC ↗ ×2
79 Tidal Investments LLC 21.45K n/a $515,395 0.0% n/c 1 SEC ↗
80 Cwm, Llc 19.97K n/a $480,000 0.0% n/c 1 SEC ↗
81 Man Group plc 19.35K n/a $464,884 0.0% n/c 1 SEC ↗ ×2
82 ProShare Advisors LLC 19.22K n/a $461,904 0.0% n/c 1 SEC ↗
83 Quantinno Capital Management LP 16.44K n/a $395,005 0.0% n/c 1 SEC ↗
84 Mackenzie Financial Corp 15.25K n/a $369,901 0.0% n/c 1 SEC ↗
85 Bank Of Montreal /Can/ 15.13K n/a $363,646 0.0% n/c 1 SEC ↗ ×3
86 Captrust Financial Advisors 14.44K n/a $346,897 0.0% n/c 1 SEC ↗
87 Lido Advisors, LLC 12.14K n/a $298,667 0.0% n/c 1 SEC ↗ ×3
88 Pictet Asset Management Holding SA 12.33K n/a $296,266 0.0% n/c 1 SEC ↗
89 HighTower Advisors, LLC 11.52K n/a $276,898 0.0% n/c 1 SEC ↗
90 Pnc Financial Services Group, Inc. 10.72K n/a $257,626 0.0% n/c 1 SEC ↗ ×5
91 Balyasny Asset Management L.P. 10.12K n/a $243,231 0.0% n/c 1 SEC ↗ ×2
92 Blair William & Co/Il 9.93K n/a $238,618 0.0% n/c 1 SEC ↗
93 Cerity Partners LLC 9.53K n/a $229,102 0.0% n/c 1 SEC ↗ ×2
94 Simplex Trading, Llc 3.24K n/a $77,785 0.0% n/c 1 SEC ↗
95 Rockefeller Capital Management L.P. 3.07K n/a $73,748 0.0% n/c 1 SEC ↗ ×2
96 Us Bancorp \De\ 1.65K n/a $39,601 0.0% n/c 1 SEC ↗
97 Nomura Asset Management Co Ltd 900 n/a $21,627 0.0% n/c 1 SEC ↗
98 Fifth Third Bancorp 429 n/a $10,309 0.0% n/c 1 SEC ↗
99 Jones Financial Companies Lllp 291 n/a $6,993 0.0% n/c 1 SEC ↗
100 Group One Trading Llc 261 n/a $6,272 0.0% n/c 1 SEC ↗

“Their weight” = the position's share of that manager's reported 13F equity value: the conviction measure. ✦ = curated manager.

New buyers

Exited

No tracked exits this quarter.

Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 362 holders, 101.15M shares, $3.43B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.

Frequently co-owned

What else this security's tracked holders most often hold: shared-ownership counts, not fundamental relationships.

Insider transactions

Open-market purchases (P)

No open-market insider purchases in our coverage window.

Open-market sales (S)

Aug 07 MURPHY PAUL B JR

Director · 10.00K sh · $483,690

Awards, exercises and tax withholding are never counted as buys or sales here. Methodology

Beneficial ownership
Aug 14 SC 13G/A: BROWN ADVISORY INC

View original SEC filing ↗

Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR. Reporting period: Q4 2025 · Methodology · Get this via the API