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, Q4 2021
Institutional positions in ATI Physical Therapy, Inc. as of Dec 31, 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
- 85
- +8 vs. Q3 2021
- Shares held
- 174.5M
- −1.38M (−0.8%) vs. Q3 2021
- Total value
- $591.5M
- −$77.1M (−11.5%) vs. Q3 2021
- New holders
- 31
- 25 more added
- Sold out
- 23
- 13 more reduced
2 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding ATI Physical Therapy, Inc.; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Advent International Corp | 116,391,635 | $394.6M | 1.64% | +560,971+0.5% | Added |
| Fortress Investment Group LLC | 16,025,000 | $54.3M | 2.08% | 00.0% | Unchanged |
| Grosvenor Holdings, L.L.C. | 9,807,085 | $33.2M | 3.44% | 00.0% | Unchanged |
| Knighthead Capital Management, LLC | 8,239,642 | $27.9M | 0.58% | +464,057+6.0% | Added |
| Bernzott Capital Advisors | 4,872,221 | $16.5M | 1.43% | +1,106,026+29.4% | Added |
| Phoenix Holdings Ltd. | 3,368,187 | $11.4M | 0.19% | −317,409−8.6% | Reduced |
| Monarch Alternative Capital LP | 2,850,459 | $9.66M | 1.50% | 00.0% | Unchanged |
| Vanguard Group Inc | 1,649,715 | $5.59M | 0.00% | +78,386+5.0% | Added |
| Allianz Asset Management GmbH | 774,000 | $2.62M | 0.00% | 00.0% | Unchanged |
| Healthcare of Ontario Pension Plan Trust Fund | 750,000 | $2.54M | 0.01% | 00.0% | Unchanged |
| Royce & Associates LP | 707,700 | $2.40M | 0.02% | +707,700 | New |
| Bank of Montreal | 604,011 | $2.00M | 0.00% | +604,011 | New |
| Bleichroeder LP | 580,165 | $1.97M | 0.31% | −173,918−23.1% | Reduced |
| BlackRock Inc. | 569,221 | $1.93M | 0.00% | +468,982+467.9% | Added |
| Alden Global Capital LLC | 531,400 | $1.80M | 4.47% | +282,900+113.8% | Added |
| Susquehanna International Group, LLP | 531,299 | $1.80M | 0.00% | +287,106+117.6% | Added |
| Geode Capital Management, LLC | 443,453 | $1.50M | 0.00% | +333,850+304.6% | Added |
| Clarkston Capital Partners, LLC | 442,031 | $1.50M | 0.03% | +442,031 | New |
| Paloma Partners Management Co | 423,596 | $1.44M | 0.05% | +124,613+41.7% | Added |
| Renaissance Technologies LLC | 417,100 | $1.41M | 0.00% | +354,900+570.6% | Added |
| D. E. Shaw & Co., Inc. | 402,694 | $1.36M | 0.00% | +224,675+126.2% | Added |
| Westchester Capital Management, LLC | 314,354 | $1.07M | 0.03% | 00.0% | Unchanged |
| HRT Financial LP | 256,884 | $870.0K | 0.01% | +256,884 | New |
| Weiss Asset Management LP | 252,509 | $856.0K | 0.02% | 00.0% | Unchanged |
| Citigroup Inc | 237,877 | $806.0K | 0.00% | −6,001−2.5% | Reduced |
| Citadel Advisors LLC | 186,039 | $631.0K | 0.00% | −903,914−82.9% | Reduced |
| Group One Trading, L.P. | 182,960 | $620.0K | 0.01% | +37,801+26.0% | Added |
| Hein Park Capital Management LP | 163,871 | $556.0K | 0.16% | +163,871 | New |
| State Street Corp | 153,100 | $519.0K | 0.00% | 00.0% | Unchanged |
| Principal Financial Group Inc | 151,719 | $514.0K | 0.00% | +151,719 | New |
| Caspian Capital LP | 150,000 | $509.0K | 0.22% | +150,000 | New |
| Allspring Global Investments Holdings, LLC | 128,375 | $434.0K | 0.00% | +128,375 | New |
| National Bank of Canada | 126,500 | $429.0K | 0.00% | +126,500 | New |
| Brown Brothers Harriman & Co | 111,112 | $377.0K | 0.00% | 00.0% | Unchanged |
| Invst, LLC | 149,035 | $358.0K | 0.06% | +149,035 | New |
| Cubist Systematic Strategies, LLC | 104,800 | $355.0K | 0.00% | −21,746−17.2% | Reduced |
| LMR Partners LLP | 100,708 | $341.0K | 0.00% | 00.0% | Unchanged |
| Northern Trust Corp | 89,318 | $303.0K | 0.00% | 00.0% | Unchanged |
| Simplex Trading, LLC | 77,699 | $263.0K | 0.01% | +46,481+148.9% | Added |
| Bank of America Corp | 73,461 | $250.0K | 0.00% | −7,766−9.6% | Reduced |
| Janney Montgomery Scott LLC | 71,917 | $244.0K | 0.00% | −20,702−22.4% | Reduced |
| Sona Asset Management (US) LLC | 72,000 | $244.0K | 0.13% | +72,000 | New |
| Jane Street Group, LLC | 67,251 | $228.0K | 0.00% | +67,251 | New |
| We Are One Seven, LLC | 55,158 | $187.0K | 0.02% | +7,977+16.9% | Added |
| ExodusPoint Capital Management, LP | 50,871 | $172.0K | 0.00% | +50,871 | New |
| Stifel Financial Corp | 43,778 | $148.0K | 0.00% | +3,000+7.4% | Added |
| Shepherd Kaplan Krochuk, LLC | 43,000 | $146.0K | 0.05% | −24,000−35.8% | Reduced |
| Alpine Global Management, LLC | 41,580 | $141.0K | 0.02% | +41,580 | New |
| Integrity Capital Management (HK) Ltd | 41,537 | $141.0K | 0.45% | +41,537 | New |
| Marathon Trading Investment Management LLC | 41,337 | $140.0K | 0.06% | −10,913−20.9% | Reduced |
| Miracle Mile Advisors, LLC | 35,000 | $119.0K | 0.00% | +35,000 | New |
| Morgan Stanley | 31,555 | $106.0K | 0.00% | +8,905+39.3% | Added |
| Parametric Portfolio Associates LLC | 30,672 | $104.0K | 0.00% | +3,278+12.0% | Added |
| Dynamic Advisor Solutions LLC | 30,000 | $102.0K | 0.01% | +1,000+3.4% | Added |
| Caption Management, LLC | 29,500 | $100.0K | 0.01% | 00.0% | Unchanged |
| Belvedere Trading LLC | 29,373 | $99.0K | 0.02% | +29,373 | New |
| LPL Financial LLC | 28,000 | $95.0K | 0.00% | +100+0.4% | Added |
| Eagle Asset Management Inc | 25,592 | $84.0K | 0.00% | +11,889+86.8% | Added |
| Advisor Group Holdings, Inc. | 23,129 | $79.0K | 0.00% | +496+2.2% | Added |
| Strategic Wealth Partners, Ltd. | 23,228 | $79.0K | 0.01% | +23,228 | New |
| Doheny Asset Management | 23,150 | $78.0K | 0.05% | 00.0% | Unchanged |
| Bank of New York Mellon Corp | 22,876 | $78.0K | 0.00% | +22,876 | New |
| Charles Schwab Investment Management Inc | 22,162 | $76.0K | 0.00% | 00.0% | Unchanged |
| Wolverine Trading, LLC | 19,961 | $66.0K | 0.00% | −23,348−53.9% | Reduced |
| Commonwealth Equity Services, LLC | 18,500 | $62.0K | 0.00% | +18,500 | New |
| Patriot Financial Group Insurance Agency, LLC | 18,100 | $61.0K | 0.01% | +8,100+81.0% | Added |
| XTX Topco Ltd | 17,690 | $60.0K | 0.03% | +17,690 | New |
| Emerald Advisers, LLC | 17,500 | $59.0K | 0.00% | +17,500 | New |
| Koshinski Asset Management, Inc. | 16,967 | $57.5K | 0.00% | +16,967 | New |
| Raymond James Financial Services Advisors, Inc. | 16,125 | $55.0K | 0.00% | −7,000−30.3% | Reduced |
| Norris Financial Group, LLC | 16,000 | $54.2K | 0.03% | +16,000 | New |
| PEAK6 Investments LLC | 14,171 | $48.0K | 0.00% | −3,090−17.9% | Reduced |
| Envestnet Asset Management Inc | 13,820 | $47.0K | 0.00% | +3,050+28.3% | Added |
| Squarepoint Ops LLC | 13,047 | $44.0K | 0.00% | +13,047 | New |
| Penserra Capital Management LLC | 10,781 | $36.0K | 0.00% | +257+2.4% | Added |
| Coastal Investment Advisors, Inc. | 10,430 | $35.0K | 0.01% | +10,430 | New |
| Selway Asset Management | 10,000 | $34.0K | 0.02% | 00.0% | Unchanged |
| Wells Fargo & Company | 9,227 | $31.0K | 0.00% | −258,921−96.6% | Reduced |
| Rockefeller Capital Management L.P. | 9,208 | $31.0K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 8,819 | $30.0K | 0.00% | +8,819 | New |
| Cutler Group LP | 7,966 | $27.0K | 0.00% | +4,466+127.6% | Added |
| Royal Bank of Canada | 5,650 | $19.0K | 0.00% | +5,650 | New |
| Ionic Capital Management LLC | 2,005 | $7.00K | 0.00% | +2,005 | New |
| UBS Group AG | 603 | $2.00K | 0.00% | +603 | New |
| RGT Wealth Advisors, LLC | 615 | $2.00K | 0.00% | +615 | New |
| Lakewood Capital Management, LP | 0 | $0 | 0.00% | −1,637,511−100.0% | Sold out |
| FMR LLC | 0 | $0 | 0.00% | −1,351,543−100.0% | Sold out |
| Gratia Capital, LLC | 0 | $0 | 0.00% | −1,306,413−100.0% | Sold out |
| Bayberry Capital Partners LP | 0 | $0 | 0.00% | −793,000−100.0% | Sold out |
| Serengeti Asset Management LP | 0 | $0 | 0.00% | −600,000−100.0% | Sold out |
| Leonard Green & Partners, L.P. | 0 | $0 | 0.00% | −500,000−100.0% | Sold out |
| Glenview Capital Management, LLC | 0 | $0 | 0.00% | −249,145−100.0% | Sold out |
| Hudson Bay Capital Management LP | 0 | $0 | 0.00% | −237,250−100.0% | Sold out |
| Kepos Capital LP | 0 | $0 | 0.00% | −152,500−100.0% | Sold out |
| Russell Investments Group, Ltd. | 0 | $0 | 0.00% | −139,396−100.0% | Sold out |
| Select Equity Group, L.P. | 0 | $0 | 0.00% | −117,514−100.0% | Sold out |
| Alyeska Investment Group, L.P. | 0 | $0 | 0.00% | −50,000−100.0% | Sold out |
| Boston Partners | 0 | $0 | 0.00% | −48,610−100.0% | Sold out |
| Baird Financial Group, Inc. | 0 | $0 | 0.00% | −46,000−100.0% | Sold out |
| TIG Advisors, LLC | 0 | $0 | 0.00% | −44,994−100.0% | Sold out |