Position in OII
as of Mar 31, 2026
· filed May 13, 2026
Position Value
$579,893,420
+$195,332,927 QoQ
Shares Held
16,348,842
+2.2% QoQ
Ownership
16.4%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Sep 2024
7 quarters on record
Voting authority
Sole 97.55095804338924.ToString("F0")%
Shared 0.ToString("F0")%
None 2.4490419566107495.ToString("F0")%
Common Shares in OII Over Time
Shares Held
Position Value (USD)
Position in Oil & Gas Equipment & Services
Energy · as of Mar 31, 2026BlackRock, Inc. holds $26,538,843,787 across 43 Oil & Gas Equipment & Services names. OII ranks #11 (2.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SLB |
Slb Limited/Nv
|
132,223,012 | $6,794,940,573 | |
| 2 | BKR |
Baker Hughes Co
|
97,530,729 | $5,954,250,994 | |
| 3 | HAL |
Halliburton Co
|
83,452,980 | $3,253,831,680 | |
| 4 | FTI |
TechnipFMC plc
|
41,288,288 | $2,854,259,340 | |
| 5 | AROC |
Archrock, Inc.
|
28,103,162 | $977,990,031 | |
| 6 | WFRD |
Weatherford International plc
|
7,976,576 | $754,424,547 | |
| 7 | LBRT |
Liberty Energy Inc.
|
25,709,507 | $740,433,795 | |
| 8 | KGS |
Kodiak Gas Services, Inc.
|
12,309,013 | $717,861,631 |
All Filings in OII
Export CSV
7 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $579,893,420 | 16,348,842 | Shares | Sole | 2026-05-13 | |
| 2025-12-31 | $384,560,493 | 16,003,350 | Shares | Sole | 2026-02-12 | |
| 2025-09-30 | $388,276,151 | 15,668,933 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $326,489,799 | 15,757,230 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $362,838,942 | 16,636,357 | Shares | Sole | 2025-05-02 | |
| 2024-12-31 | $444,847,387 | 17,057,032 | Shares | Sole | 2025-02-07 | |
| 2024-09-30 | $409,626,849 | 16,470,722 | Shares | Sole | 2024-11-13 | |
| No filing history on record for this holder in this stock. | ||||||