THE ONCOLOGY INSTITUTE INC STLN
COM · Common Stock · CUSIP 68236X100
- SectorHealth care
- IndustryServices-Offices & Clinics of Doctors of Medicine
- HeadquartersCerritos, CA
- FilingsSEC EDGAR
* Summed across managers. Shares that two managers' reports both contain – a subsidiary's holdings that its parent's report includes too, or a sub-adviser's in its client's – are counted once ($31.5k this quarter). Holder counts are more reliable. Shares outstanding: 93.5m as of 2025-08-06, from the company's own SEC filing; the percentage can still exceed 100%: lent-out shares are counted by the lender and the buyer, and some reports overlap without saying so. Implied quarter-end price ≈ $2.05.
Trends to Q2 2025
Institutional holders
Managers reporting a position, each quarter
Numbers
| Quarter | Holders |
|---|---|
| Q3 2022 | 39 |
| Q4 2022 | 41 |
| Q1 2023 | 40 |
| Q2 2023 | 39 |
| Q3 2023 | 37 |
| Q4 2023 | 46 |
| Q1 2024 | 48 |
| Q2 2024 | 40 |
| Q3 2024 | 35 |
| Q4 2024 | 32 |
| Q1 2025 | 44 |
| Q2 2025 | 80 |
Buyers vs sellers
Managers adding to or starting a position, vs cutting or selling out
Numbers
| Quarter | Bought or added | Cut or sold out |
|---|---|---|
| Q3 2023 | 20 | 21 |
| Q4 2023 | 25 | 12 |
| Q1 2024 | 21 | 17 |
| Q2 2024 | 13 | 25 |
| Q3 2024 | 13 | 13 |
| Q4 2024 | 14 | 11 |
| Q1 2025 | 23 | 10 |
| Q2 2025 | 66 | 10 |
Biggest buyers
| BlackRock, Inc. | Added | +3.0m |
| VANGUARD GROUP INC | Added | +2.5m |
| MARSHALL WACE, LLP | New | +1.5m |
| WEXFORD CAPITAL LP | New | +1.1m |
| GEODE CAPITAL MANAGEMENT, LLC | Added | +893.7k |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC | Added | +748.8k |
| CenterBook Partners LP | New | +715.9k |
| TIFF ADVISORY SERVICES, LLC | Added | +655.3k |
| STATE STREET CORP | Added | +545.0k |
| UBS Group AG | Added | +410.3k |
Biggest sellers
| CINCINNATI INSURANCE CO | Sold out | -1.2m |
| FreeGulliver LLC | Reduced | -200.6k |
| QUATTRO FINANCIAL ADVISORS LLC | Sold out | -162.7k |
| Manatuck Hill Partners, LLC | Reduced | -100.2k |
| GSA CAPITAL PARTNERS LLP | Sold out | -28.5k |
| HRT FINANCIAL LP | Sold out | -16.7k |
| Jain Global LLC | Sold out | -15.9k |
| TWO SIGMA SECURITIES, LLC | Sold out | -14.7k |
| XTX Topco Ltd | Reduced | -6.3k |
| Tower Research Capital LLC (TRC) | Reduced | -1.9k |
Insider purchases and sales in Q2 2025
Shares bought or sold by the company's own officers, directors and 10% owners, in the open market or privately, as they reported to the SEC on Form 4 (due within two business days of the trade). Grants, option exercises, shares withheld for tax and gifts aren't included.
Officers and directors buying vs selling
Number of people, by quarter (10% owners not included)
Numbers
| Quarter | Buying | Bought | Selling | Sold | Sold under a plan |
|---|---|---|---|---|---|
| Q3 2023 | 0 | — | 0 | — | — |
| Q4 2023 | 1 | $127.0k | 1 | $174.4k | — |
| Q1 2024 | 0 | — | 0 | — | — |
| Q2 2024 | 0 | — | 0 | — | — |
| Q3 2024 | 0 | — | 0 | — | — |
| Q4 2024 | 1 | $50.0k | 0 | — | — |
| Q1 2025 | 8 | $1.6m | 0 | — | — |
| Q2 2025 | 0 | — | 2 | $13.4m | — |
| Date | Insider | Trade | Value |
|---|---|---|---|
| 2025-06-05 | M33 Growth I L.P. +2 Director | Sold | $2.1m673.7k shares |
| 2025-06-05 | M33 Growth I L.P. +2 Director | Sold | $232.8k76.3k shares |
| 2025-06-03 | Hively Brad Director | Sold | $5.7m2.0m shares |
| 2025-05-20 | M33 Growth I L.P. +2 Director | Sold | $4.9m1.8m shares |
| 2025-05-20 | M33 Growth I L.P. +2 Director | Sold | $551.6k203.5k shares |
Their holding: how much the trade added to or took from the insider's holding (direct, or the trust or fund named). The same trade is sometimes reported by more than one insider, such as a fund and the director who represents it; totals count it once. A value is left blank where the reported price is far from the market price (usually a typo).
Holders, Q2 2025
| Manager | Shares | Change |
|---|---|---|
| VANGUARD GROUP INC 0.00% of their portfolio | 4.3m $8.8m | Added +2.5m |
| TIFF ADVISORY SERVICES, LLC 1.76% of their portfolio | 3.6m $7.5m | Added +655.3k |
| DEERFIELD MANAGEMENT COMPANY, L.P. 0.13% of their portfolio | 3.4m $6.9m | Unchanged |
| BlackRock, Inc. 0.00% of their portfolio | 3.3m $6.8m | Added +3.0m |
| JOSH ARNOLD INVESTMENT CONSULTANT, LLC 2.53% of their portfolio | 2.7m $5.6m | Added +748.8k |
| Balyasny Asset Management L.P. 0.01% of their portfolio | 2.5m $5.2m | Added +371.0k |
| MARSHALL WACE, LLP 0.00% of their portfolio | 1.5m $3.0m | New |
| GEODE CAPITAL MANAGEMENT, LLC 0.00% of their portfolio | 1.3m $2.6m | Added +893.7k |
| WEXFORD CAPITAL LP 0.64% of their portfolio | 1.1m $2.3m | New |
| CenterBook Partners LP 0.08% of their portfolio | 715.9k $1.5m | New |
| STATE STREET CORP 0.00% of their portfolio | 646.3k $1.3m | Added +545.0k |
| BRC Group Holdings, Inc. 1.11% of their portfolio | 462.0k $947.1k | Added +312.0k |
| RENAISSANCE TECHNOLOGIES LLC 0.00% of their portfolio | 457.5k $937.9k | Added +209.9k |
| UBS Group AG 0.00% of their portfolio | 420.4k $861.8k | Added +410.3k |
| NORTHERN TRUST CORP 0.00% of their portfolio | 411.4k $843.3k | Added +334.4k |
| MILLENNIUM MANAGEMENT LLC 0.00% of their portfolio | 405.0k $830.3k | New |
| Massar Capital Management, LP 0.62% of their portfolio | 400.0k $820.0k | Added +300.0k |
| FourWorld Capital Management LLC 0.58% of their portfolio | 391.6k $802.9k | Added +134.7k |
| FreeGulliver LLC 0.32% of their portfolio | 343.8k $704.8k | Reduced -200.6k |
| TWO SIGMA INVESTMENTS, LP 0.00% of their portfolio | 278.2k $570.2k | New |
| Manatuck Hill Partners, LLC 0.19% of their portfolio | 249.8k $512.1k | Reduced -100.2k |
| Bank of New York Mellon Corp 0.00% of their portfolio | 248.6k $509.7k | Added +123.5k |
| Portolan Capital Management, LLC 0.03% of their portfolio | 221.5k $454.1k | New |
| Informed Momentum Co LLC 0.06% of their portfolio | 195.8k $401.5k | New |
| MORGAN STANLEY 0.00% of their portfolio | 175.4k $359.5k | Added +144.9k |
| GOLDMAN SACHS GROUP INC 0.00% of their portfolio | 154.6k $317.0k | Added +39.5k |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.00% of their portfolio | 147.5k $302.4k | New |
| Verition Fund Management LLC 0.00% of their portfolio | 139.8k $286.5k | New |
| PANAGORA ASSET MANAGEMENT INC 0.00% of their portfolio | 127.0k $260.3k | New |
| CITIZENS FINANCIAL GROUP INC/RI 0.00% of their portfolio | 119.0k $243.9k | Added +56.3k |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP 0.00% of their portfolio | 113.7k $233.0k | Added +91.3k |
| BARCLAYS PLC 0.00% of their portfolio | 103.7k $212.5k | New |
| Saba Capital Management, L.P. 0.01% of their portfolio | 94.3k $193.2k | Unchanged |
| Graham Capital Management, L.P. 0.01% of their portfolio | 86.2k $176.7k | New |
| RHUMBLINE ADVISERS 0.00% of their portfolio | 85.2k $174.7k | New |
| Lee Financial Co 0.02% of their portfolio | 81.4k $166.8k | Unchanged |
| HighTower Advisors, LLC 0.00% of their portfolio | 81.4k $166.8k | Unchanged |
| Quadrature Capital Ltd 0.00% of their portfolio | 79.8k $163.9k | New |
| Mount Lucas Management LP 0.08% of their portfolio | 77.0k $157.8k | New |
| Nuveen, LLC 0.00% of their portfolio | 76.7k $157.2k | New |
| NATIONAL BANK OF CANADA /FI/ 0.00% of their portfolio | 76.0k $155.8k | New |
| Fielder Capital Group LLC 0.04% of their portfolio | 70.2k $143.9k | Unchanged |
| WealthShield Partners, LLC 0.02% of their portfolio | 70.2k $143.8k | Unchanged |
| KINGSWOOD WEALTH ADVISORS, LLC 0.01% of their portfolio | 64.4k $132.0k | New |
| ROYAL BANK OF CANADA 0.00% of their portfolio | 64.3k $132.0k | New |
| XTX Topco Ltd 0.00% of their portfolio | 49.4k $101.4k | Reduced -6.3k |
| NEW YORK STATE COMMON RETIREMENT FUND 0.00% of their portfolio | 44.7k $91.6k | New |
| MetLife Investment Management, LLC 0.00% of their portfolio | 39.9k $81.9k | New |
| Invesco Ltd. 0.00% of their portfolio | 38.7k $79.4k | New |
| ALLIANCEBERNSTEIN L.P. 0.00% of their portfolio | 38.0k $77.9k | New |
| Cubist Systematic Strategies, LLC 0.00% of their portfolio | 34.7k $71.1k | New |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% of their portfolio | 32.3k $66.1k | New |
| WELLS FARGO & COMPANY/MN 0.00% of their portfolio | 30.5k $62.5k | New |
| PRICE T ROWE ASSOCIATES INC /MD/ 0.00% of their portfolio | 29.8k $62.0k | New |
| INTECH INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 28.6k $58.7k | New |
| JPMORGAN CHASE & CO 0.00% of their portfolio | 27.9k $57.3k | Added +27.9k |
| BANK OF AMERICA CORP /DE/ 0.00% of their portfolio | 25.8k $52.9k | Added +22.9k |
| CITIGROUP INC 0.00% of their portfolio | 21.0k $43.0k | Added +21.0k |
| MANUFACTURERS LIFE INSURANCE COMPANY, THE 0.00% of their portfolio | 20.9k $42.8k | New |
| State of Wyoming 0.00% of their portfolio | 18.0k $37.0k | New |
| Cetera Investment Advisers 0.00% of their portfolio | 17.5k $36.0k | Added +4.5k |
| VOYA INVESTMENT MANAGEMENT LLC 0.00% of their portfolio | 17.0k $34.8k | New |
| Police & Firemen's Retirement System of New Jersey 0.00% of their portfolio | 15.4k $31.5k | New |
| Hudson Bay Capital Management LP 0.00% of their portfolio | 15.2k $31.2k | Unchanged |
| ProShare Advisors LLC 0.00% of their portfolio | 12.1k $24.8k | New |
| AMG National Trust Bank 0.00% of their portfolio | 10.0k $20.5k | Unchanged |
| Tower Research Capital LLC (TRC) 0.00% of their portfolio | 7.6k $15.7k | Reduced -1.9k |
| Legal & General Group Plc 0.00% of their portfolio | 6.6k $13.5k | New |
| Ameritas Investment Partners, Inc. 0.00% of their portfolio | 6.0k $12.4k | New |
| BNP PARIBAS FINANCIAL MARKETS 0.00% of their portfolio | 5.0k $10.3k | Added +5.0k |
| FNY Investment Advisers, LLC 0.00% of their portfolio | 4.0k $8.0k | New |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM 0.00% of their portfolio | 3.7k $7.5k | New |
| SBI Securities Co., Ltd. 0.00% of their portfolio | 3.0k $6.2k | Added +2.8k |
| RAYMOND JAMES FINANCIAL INC 0.00% of their portfolio | 2.3k $4.8k | New |
| AMALGAMATED BANK 0.00% of their portfolio | 2.0k $4.0k | New |
| DEUTSCHE BANK AG\ 0.00% of their portfolio | 1.6k $3.4k | New |
| Capital Advisors, Ltd. LLC 0.00% of their portfolio | 1.2k $2.0k | Unchanged |
| FMR LLC 0.00% of their portfolio | 519 $1.1k | New |
| Sterling Capital Management LLC 0.00% of their portfolio | 143 $293 | New |
| CONCOURSE FINANCIAL GROUP SECURITIES, INC. — of their portfolio | 0 $0 | Unchanged |