Ranked by reported Q2 2026 13F market value
Share of total reported institutional value in OKE held by the largest 10 / 25 filers.
| # | Institution | Shares Held | Market Value | QoQ Change | Ownership % | % of Fund |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 64.5M | $5.61B | +8.7% | 10.243% | 0.08% |
| 2 | STATE STREET CORP | 43.6M | $3.79B | +5.0% | 6.926% | 0.06% |
| 3 | VANGUARD CAPITAL MANAGEMENT LLC | 41.1M | $3.57B | +0.6% | 6.525% | 0.08% |
| 4 | VANGUARD PORTFOLIO MANAGEMENT LLC | 30.9M | $2.69B | +0.3% | 4.905% | 0.12% |
| 5 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 20.4M | $1.77B | +10.9% | 3.234% | 0.24% |
| 6 | GEODE CAPITAL MANAGEMENT, LLC | 17.4M | $1.51B | +1.8% | 2.768% | 0.08% |
| 7 | Capital International Investors | 17.2M | $1.50B | +31.2% | 2.731% | 0.31% |
| 8 | MORGAN STANLEY | 11.9M | $1.03B | -5.6% | 1.887% | 0.05% |
| 9 | First Eagle Investment Management, LLC | 11.8M | $1.03B | +1.3% | 1.878% | 0.85% |
| 10 | UBS Group AG | 11.7M | $1.02B | -8.2% | 1.857% | 0.13% |
| 11 | Invesco Ltd. | 9.5M | $821.6M | -0.3% | 1.500% | 0.06% |
| 12 | NORGES BANK | 6.6M | $574.3M | — | 1.049% | 0.06% |
| 13 | GOLDMAN SACHS GROUP INC | 6.6M | $573.0M | +10.9% | 1.046% | 0.05% |
| 14 | TORTOISE CAPITAL ADVISORS, L.L.C. | 6.3M | $551.5M | +4.1% | 1.007% | 5.61% |
| 15 | Capital Research Global Investors | 6.3M | $549.6M | +0.9% | 1.003% | 0.08% |
| 16 | NORTHERN TRUST CORP | 6.2M | $537.9M | -0.9% | 0.982% | 0.06% |
| 17 | DIMENSIONAL FUND ADVISORS LP | 6.0M | $517.7M | +7.2% | 0.945% | 0.09% |
| 18 | DEUTSCHE BANK AG\ | 5.5M | $477.9M | -18.4% | 0.873% | 0.14% |
| 19 | BANK OF AMERICA CORP /DE/ | 5.4M | $471.8M | -1.4% | 0.861% | 0.03% |
| 20 | JPMORGAN CHASE & CO | 5.1M | $454.1M | +1.1% | 0.812% | 0.03% |
| 21 | Clearbridge Investments, LLC | 4.7M | $410.0M | -4.0% | 0.749% | 0.34% |
| 22 | Bank of New York Mellon Corp | 4.7M | $406.8M | +2.2% | 0.743% | 0.07% |
| 23 | First Nebraska Trust Co | 7K | $406.7M | — | 0.001% | 0.00% |
| 24 | Legal & General Group Plc | 4.5M | $390.0M | -6.9% | 0.712% | 0.08% |
| 25 | Amundi | 4.4M | $386.3M | +7.0% | 0.705% | 0.09% |
denotes a marquee investor (Buffett, Burry, ARK, Tiger Global, Pershing Square, Baupost and other widely-followed managers). “% of Fund” shows how much of that investor’s total 13F portfolio is invested in OKE — a direct measure of their conviction.
Filings activity in OKE during Q2 2026, grouped by how each filer changed its position.
Institutions that opened a new OKE position in Q2 2026
Institutions that fully closed their OKE position in Q2 2026
8 quarters of 13F filings · Δ columns show change vs prior quarter
| Quarter | Inst. Holders | Δ Holders | Ownership % | Δ Ownership | Total 13F Value | Δ Value |
|---|---|---|---|---|---|---|
| Q2 2026 | 1,671 | 0.9% | 82.62% | +2.28 pp | $44.89B | +0.5% |
| Q1 2026 | 1,686 | +10% | 80.34% | +3.07 pp | $44.65B | +28% |
| Q4 2025 | 1,530 | +5.4% | 77.27% | +4.05 pp | $34.83B | +6.5% |
| Q3 2025 | 1,452 | 5.0% | 73.22% | +0.01 pp | $32.72B | 12% |
| Q2 2025 | 1,529 | 2.4% | 73.21% | 0.35 pp | $37.28B | 15% |
| Q1 2025 | 1,566 | +0.1% | 73.56% | +1.20 pp | $43.66B | +6.6% |
| Q4 2024 | 1,564 | +11% | 72.36% | +5.53 pp | $40.96B | +15% |
| Q3 2024 | 1,407 | — | 66.83% | — | $35.74B | — |
Source: SEC 13F institutional filings. Ownership % requires market cap data and will show once linked. Δ columns compare to the immediately prior filed quarter.
Quick answers to the most common questions about buying OKE stock.
Based on Q2 2026 13F filings, institutional ownership of ONEOK, Inc. stands at 82.6%, held across 1,671 reporting institutions.
BlackRock, Inc. is the largest reported institutional holder of OKE, with approximately 64,537,467 shares worth $5.61B as of Q2 2026.
No marquee "smart money" managers (Berkshire, Burry, ARK, Tiger Global, Pershing Square, Baupost, etc.) currently appear among the top 25 institutional holders of OKE.
Our composite Smart Money Score for OKE is 41 out of 100 (Neutral). It combines net institutional buying activity, ownership shift, marquee investor presence, and holder-count growth.
92 institutions opened new positions in OKE during Q2 2026, while 122 fully exited. 413 added to existing positions and 1,114 trimmed.
OKE institutional ownership rose by 2.28 percentage points quarter-over-quarter, with a net change of -15 holders.
The top 10 institutions account for 52.4% of all reported 13F value in OKE, and the top 25 account for 69.2%.
All data is sourced from SEC Form 13F filings, which institutional investment managers with at least $100M in assets are required to file each quarter. We process every 13F filing from EDGAR and recompute the aggregates after each cycle. Insider transactions are sourced from Form 4 filings.
ONEOK, Inc. (OKE) Institutional Ownership