ATI PHYSICAL THERAPY INC - COM CL A (ATIP)

CUSIP: 00216W109

Q1 2023 13F Holders as of 31 Mar 2023

Share change
-3,101,045
Put/Call ratio
0.76%
SEC-reported price per share
$0.25
Number of holders
71
Value change
-$895,295
Number of buys
22
Open additional details 1 more signal available
Number of sells
27

Security key

00216W109

Report period

Q1 2023

Institutions

71

Top holders

10

Ownership snapshot

Top reported holders of ATIP - ATI PHYSICAL THERAPY INC - COM CL A (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Fortress Acquisition Spon...
Disclosed value leader
Fortress Acquisition Spon...
Comparable rows
0/15
Latest evidence
31 Dec 2022
3/4/5 13F Highest disclosed value: $160,250,000 15 rows are not safely comparable across share classes. Showing 1-6 of 15 holder rows.

Quick read

Fortress Acquisition Sponsor II LLC has the largest disclosed position value at $160.25M.

0 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Fortress Acquisition Sponsor II LLC's linked filing trail.
Disclosed position value Top 5
Fortress Acquisition Sponsor II LLC $160.25M
ADVENT INTERNATIONAL, L.P. $35.91M
Fortress Investment Group LLC $4.89M
Knighthead Capital Management, LLC $3.94M
Ray Wahl $2.61M

Value bars compare disclosed positions; verify each figure against the linked filing evidence.

Detailed SEC evidence table Showing 1-6 of 15 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Fortress Acquisition Sponsor II LLC
3/4/5
10%+ Owner
—
denominator unverified
$160,250,000
16,025,000 shares
— 16 Jun 2021
ADVENT INTERNATIONAL, L.P.
13F 3/4/5
Company · 10%+ Owner
—
denominator unverified
$35,907,503
115,830,656 shares
— 31 Dec 2022
Fortress Investment Group LLC
13F
Company
13F
—
denominator unverified
$4,887,625
16,025,000 shares
— 31 Dec 2022
Knighthead Capital Management, LLC
13F
Company
13F
—
denominator unverified
$3,943,613
12,929,880 shares
— 31 Dec 2022
Ray Wahl
3/4/5
Chief Operating Officer
—
denominator unverified
$2,606,117
383,817 shares
— 23 Nov 2022
GCM Grosvenor Holdings, LLC
13F
Company
13F
—
denominator unverified
$2,076,161
6,807,085 shares
— 31 Dec 2022
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

13F holder rows

Institutional holders as of Q1 2023

Investor-level positions for this CUSIP, loaded as an interactive table.

Institutions
71
Shares
168,845,057
Rows available
71
Investor Option Weight % Change % SEC-reported value * Price Shares Share Change Activity Report Period

* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.

Compare Q1 2023 vs Q1 2023 Across Filers

Q1 2023 holders
71
Q1 2023 holders
71
Holder diff
0
Investor Q1 2023 Shares Q1 2023 Shares Share Diff Share Chg % Q1 2023 value Q1 2023 value Value change Value Chg %
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