ATI Physical Therapy, Inc.
ATIPDelisted Dec 4, 2024- Industry
- Services-Nursing & Personal Care Facilities
- SEC CIK
- 0001815849
ATI Physical Therapy, Inc. was delisted on Dec 4, 2024; its insiders filed their last Form 4 on May 14, 2025; 18 institutions reported holding it in 13F filings for Q3 2024, worth $18.3M in total; no superinvestor held it.
13F holders, Q2 2021
Institutional positions in ATI Physical Therapy, Inc. as of Jun 30, 2021. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 101
- +101 vs. Q1 2021
- Shares held
- 170.8M
- +170.8M vs. Q1 2021
- Total value
- $1.63B
- +$1.63B vs. Q1 2021
- New holders
- 101
- 0 more added
- Sold out
- 0
- 0 more reduced
Compare with Q1 2021: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATIP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 0 | $0 |
| Q1 2026 | 0 | $0 |
| Q4 2025 | 0 | $0 |
| Q3 2025 | 0 | $0 |
| Q2 2025 | 2 | $2.08M |
| Q1 2025 | 2 | $2.78M |
| Q4 2024 | 4 | $5.83M |
| Q3 2024 | 18 | $18.3M |
| Q2 2024 | 19 | $13.4M |
| Q1 2024 | 22 | $17.0M |
| Q4 2023 | 23 | $18.8M |
| Q3 2023 | 28 | $27.1M |
| Q2 2023 | 37 | $29.3M |
| Q1 2023 | 75 | $42.5M |
| Q4 2022 | 86 | $53.1M |
| Q3 2022 | 97 | $178.7M |
| Q2 2022 | 97 | $252.5M |
| Q1 2022 | 80 | $326.5M |
| Q4 2021 | 85 | $591.5M |
| Q3 2021 | 79 | $668.8M |
| Q2 2021 | 101 | $1.63B |
| Q1 2021 | 0 | $0 |
Institutions, Q2 2021
Shares, value and share of portfolio for each institution holding ATI Physical Therapy, Inc.; share changes are against Q1 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Advent International Corp | 115,830,665 | $1.11B | 52.90% | +115,830,665 | New |
| Fortress Investment Group LLC | 16,025,000 | $152.9M | 6.32% | +16,025,000 | New |
| Lazard Asset Management LLC | 4,209,245 | $40.2M | 0.05% | +4,209,245 | New |
| Weiss Asset Management LP | 3,700,000 | $35.3M | 0.98% | +3,700,000 | New |
| Phoenix Holdings Ltd. | 3,299,637 | $31.5M | 0.61% | +3,299,637 | New |
| Glenview Capital Management, LLC | 3,204,086 | $30.6M | 0.51% | +3,204,086 | New |
| Monashee Investment Management LLC | 2,262,407 | $21.6M | 2.58% | +2,262,407 | New |
| Alyeska Investment Group, L.P. | 2,500,000 | $21.5M | 0.25% | +2,500,000 | New |
| Lakewood Capital Management, LP | 1,637,511 | $15.6M | 0.65% | +1,637,511 | New |
| Soroban Capital Partners LP | 1,500,000 | $14.3M | 0.13% | +1,500,000 | New |
| Healthcare of Ontario Pension Plan Trust Fund | 1,500,000 | $14.3M | 0.03% | +1,500,000 | New |
| American Century Companies Inc | 1,229,670 | $11.7M | 0.01% | +1,229,670 | New |
| Polar Asset Management Partners Inc. | 1,040,000 | $9.92M | 0.12% | +1,040,000 | New |
| Millennium Management LLC | 1,019,324 | $9.60M | 0.01% | +1,019,324 | New |
| Citadel Advisors LLC | 605,045 | $5.73M | 0.01% | +605,045 | New |
| Linden Advisors LP | 600,000 | $5.72M | 0.03% | +600,000 | New |
| Diameter Capital Partners LP | 600,000 | $5.72M | 0.58% | +600,000 | New |
| TIG Advisors, LLC | 569,229 | $5.43M | 0.19% | +569,229 | New |
| P Schoenfeld Asset Management LP | 520,773 | $4.97M | 0.31% | +520,773 | New |
| Marshall Wace, LLP | 508,578 | $4.85M | 0.03% | +508,578 | New |
| Alberta Investment Management Corp | 495,339 | $4.73M | 0.04% | +495,339 | New |
| HBK Investments L P | 500,000 | $4.59M | 0.04% | +500,000 | New |
| Putnam Investments LLC | 421,078 | $4.02M | 0.01% | +421,078 | New |
| HighTower Advisors, LLC | 393,979 | $3.81M | 0.01% | +393,979 | New |
| Radcliffe Capital Management, L.P. | 396,400 | $3.78M | 0.16% | +396,400 | New |
| Brookfield Asset Management Inc. | 345,069 | $3.29M | 0.02% | +345,069 | New |
| Wells Fargo & Company | 320,851 | $3.06M | 0.00% | +320,851 | New |
| Paloma Partners Management Co | 314,452 | $3.00M | 0.08% | +314,452 | New |
| Westchester Capital Management, LLC | 314,354 | $3.00M | 0.08% | +314,354 | New |
| Maso Capital Partners Ltd | 250,000 | $2.38M | 0.78% | +250,000 | New |
| Marshall Wace North America L.P. | 246,407 | $2.35M | 0.01% | +246,407 | New |
| Deutsche Bank AG | 239,517 | $2.29M | 0.00% | +239,517 | New |
| Moore Capital Management, LP | 235,273 | $2.25M | 0.04% | +235,273 | New |
| Royal Bank of Canada | 213,645 | $2.04M | 0.00% | +213,645 | New |
| Hudson Bay Capital Management LP | 213,198 | $2.03M | 0.03% | +213,198 | New |
| Janney Montgomery Scott LLC | 199,935 | $1.91M | 0.01% | +199,935 | New |
| Mirabella Financial Services LLP | 188,990 | $1.80M | 0.35% | +188,990 | New |
| Serengeti Asset Management LP | 180,000 | $1.72M | 1.99% | +180,000 | New |
| Prosight Management, LP | 173,276 | $1.65M | 1.05% | +173,276 | New |
| Cambridge Investment Research Advisors, Inc. | 169,818 | $1.62M | 0.01% | +169,818 | New |
| HRT Financial LP | 168,698 | $1.61M | 0.01% | +168,698 | New |
| Arrowstreet Capital, Limited Partnership | 158,163 | $1.51M | 0.00% | +158,163 | New |
| BlueCrest Capital Management Ltd | 150,000 | $1.43M | 0.05% | +150,000 | New |
| Schonfeld Strategic Advisors LLC | 148,800 | $1.42M | 0.02% | +148,800 | New |
| Shay Capital LLC | 112,800 | $1.08M | 0.26% | +112,800 | New |
| Select Equity Group, L.P. | 108,724 | $1.04M | 0.00% | +108,724 | New |
| Maven Securities LTD | 108,695 | $1.04M | 0.11% | +108,695 | New |
| Susquehanna International Group, LLP | 104,165 | $994.0K | 0.00% | +104,165 | New |
| LMR Partners LLP | 100,708 | $961.0K | 0.01% | +100,708 | New |
| LPL Financial LLC | 90,420 | $863.0K | 0.00% | +90,420 | New |
| General American Investors Co Inc | 85,668 | $817.0K | 0.07% | +85,668 | New |
| Nkcfo LLC | 84,000 | $801.0K | 0.27% | +84,000 | New |
| Lombard Odier Asset Management (USA) Corp | 65,000 | $620.0K | 0.12% | +65,000 | New |
| Picton Mahoney Asset Management | 62,741 | $598.0K | 0.02% | +62,741 | New |
| PEAK6 Investments LLC | 60,074 | $573.0K | 0.02% | +60,074 | New |
| Cetera Investment Advisers | 58,191 | $555.0K | 0.01% | +58,191 | New |
| Athos Capital Ltd | 56,566 | $540.0K | 0.12% | +56,566 | New |
| Marathon Trading Investment Management LLC | 52,250 | $499.0K | 0.27% | +52,250 | New |
| Rockefeller Capital Management L.P. | 51,799 | $494.0K | 0.00% | +51,799 | New |
| Kore Private Wealth LLC | 50,000 | $477.0K | 0.05% | +50,000 | New |
| Baird Financial Group, Inc. | 46,000 | $439.0K | 0.00% | +46,000 | New |
| Koshinski Asset Management, Inc. | 40,953 | $391.0K | 0.05% | +40,953 | New |
| Group One Trading, L.P. | 38,424 | $367.0K | 0.01% | +38,424 | New |
| Solstein Capital, LLC | 35,484 | $339.0K | 0.42% | +35,484 | New |
| Hawk Ridge Capital Management LP | 34,800 | $332.0K | 0.02% | +34,800 | New |
| Simplex Trading, LLC | 32,018 | $305.0K | 0.01% | +32,018 | New |
| Cruiser Capital Advisors, LLC | 30,088 | $287.0K | 0.24% | +30,088 | New |
| Friess Associates LLC | 30,000 | $286.0K | 0.11% | +30,000 | New |
| Dynamic Advisor Solutions LLC | 28,400 | $271.0K | 0.02% | +28,400 | New |
| Taconic Capital Advisors LP | 27,346 | $261.0K | 0.01% | +27,346 | New |
| Stifel Financial Corp | 26,318 | $251.0K | 0.00% | +26,318 | New |
| Morgan Stanley | 25,132 | $240.0K | 0.00% | +25,132 | New |
| Woodward Diversified Capital, LLC | 24,801 | $237.0K | 0.14% | +24,801 | New |
| Jane Street Group, LLC | 24,012 | $229.0K | 0.00% | +24,012 | New |
| Bank of America Corp | 19,868 | $189.0K | 0.00% | +19,868 | New |
| Berkley W R Corp | 19,700 | $188.0K | 0.02% | +19,700 | New |
| Wolverine Trading, LLC | 19,775 | $188.0K | 0.01% | +19,775 | New |
| International Assets Investment Management, LLC | 19,500 | $186.0K | 0.03% | +19,500 | New |
| Walleye Capital LLC | 19,200 | $183.0K | 0.01% | +19,200 | New |
| Exos Asset Management LLC | 17,293 | $165.0K | 0.09% | +17,293 | New |
| ExodusPoint Capital Management, LP | 16,224 | $155.0K | 0.00% | +16,224 | New |
| Advisor Group Holdings, Inc. | 14,241 | $136.0K | 0.00% | +14,241 | New |
| Prelude Capital Management, LLC | 14,045 | $134.0K | 0.01% | +14,045 | New |
| Quantitative Systematic Strategies LLC | 13,229 | $126.0K | 0.04% | +13,229 | New |
| New York Life Investments Alternatives | 13,182 | $126.0K | 0.08% | +13,182 | New |
| Equitable Holdings, Inc. | 12,475 | $119.0K | 0.00% | +12,475 | New |
| Walleye Trading LLC | 10,800 | $103.0K | 0.00% | +10,800 | New |
| Selway Asset Management | 10,000 | $95.0K | 0.05% | +10,000 | New |
| Mariner Investment Group LLC | 10,000 | $95.0K | 0.21% | +10,000 | New |
| Cutler Group LP | 9,550 | $91.0K | 0.01% | +9,550 | New |
| Mint Tower Capital Management B.V. | 30,000 | $68.0K | 0.01% | +30,000 | New |
| Patriot Financial Group Insurance Agency, LLC | 7,000 | $67.0K | 0.01% | +7,000 | New |
| Penserra Capital Management LLC | 6,938 | $66.0K | 0.00% | +6,938 | New |
| Focused Wealth Management, Inc | 5,000 | $48.0K | 0.01% | +5,000 | New |
| Quantbot Technologies LP | 3,800 | $36.0K | 0.00% | +3,800 | New |
| Danda Trouve Investment Management, Inc. | 2,165 | $21.0K | 0.02% | +2,165 | New |
| Tower Research Capital LLC (TRC) | 1,444 | $14.0K | 0.00% | +1,444 | New |
| Parallel Advisors, LLC | 1,000 | $10.0K | 0.00% | +1,000 | New |
| Tradition Wealth Management, LLC | 1,000 | $10.0K | 0.00% | +1,000 | New |
| IFP Advisors, Inc | 720 | $6.00K | 0.00% | +720 | New |