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Phathom Pharmaceuticals
PHAT

Overview Fund Activity

115 hedge funds and large institutions have $549M invested in Phathom Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 17 funds opening new positions, 43 increasing their positions, 36 reducing their positions, and 36 closing their positions.

Holders
115
Holders Change
-22
Holders Change %
-16.06%
% of All Funds
1.54%
Holding in Top 10
6
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
17
Increased
43
Reduced
36
Closed
36
Calls
$10M
Puts
$8.26M
Net Calls
+$1.78M
Net Calls Change
+$1.55M

Top Buyers

1
FLSM
1
Frazier Life Sciences Management
California
$120M
2
Millennium Management
2
Millennium Management
New York
$21.6M
3
CCM
3
Catalio Capital Management
New York
$6.45M
4
6CM
4
683 Capital Management
New York
$20.2M
5
MCM
5
Moore Capital Management
New York
$5.75M

Top Sellers

1
Jennison Associates
1
Jennison Associates
New York
$0
2
Morgan Stanley
2
Morgan Stanley
New York
$1.49M
3
TCM
3
Tang Capital Management
California
$0
4
WP
4
Woodline Partners
California
$1.8M
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$56.4K
Name Market Value Shares Shares
Change 		Shares
Change %
SSA
26
Schonfeld Strategic Advisors
New York
$2.94M 306,399 +306,399 New
SPS
27
Susquehanna Portfolio Strategies
Pennsylvania
$2.57M 267,962 +267,962 New
Goldman Sachs
28
Goldman Sachs
New York
$1.85M 192,526 +4,652 +2%
WP
29
Woodline Partners
California
$1.8M 187,291 -564,401 -75%
Ameriprise
30
Ameriprise
Minnesota
$1.73M 180,851 +180,851 New
Royal Bank of Canada
31
Royal Bank of Canada
Ontario, Canada
$1.52M 157,941 +147,759 +1,451%
Morgan Stanley
32
Morgan Stanley
New York
$1.49M 154,928 -976,104 -86%
JPMorgan Chase & Co
33
JPMorgan Chase & Co
New York
$1.33M 138,516 +1,123 +0.8%
Susquehanna International Group
34
Susquehanna International Group
Pennsylvania
$1.29M 134,208 -26,930 -17%
Bank of New York Mellon
35
Bank of New York Mellon
New York
$1.16M 121,166 +6,631 +6%
NL
36
Nuveen LLC
North Carolina
$1.06M 110,110 +8,590 +8%
Bank of America
37
Bank of America
North Carolina
$921K 96,080 -74,201 -44%
State of Wisconsin Investment Board
38
State of Wisconsin Investment Board
Wisconsin
$871K 90,781 -8,995 -9%
Barclays
39
Barclays
United Kingdom
$788K 82,170 +27,268 +50%
RhumbLine Advisers
40
RhumbLine Advisers
Massachusetts
$619K 64,557 +7,818 +14%
ACM
41
ADAR1 Capital Management
Texas
$608K 63,424 +20,624 +48%
PMAM
42
Penn Mutual Asset Management
Pennsylvania
$602K 62,802 – –
Creative Planning
43
Creative Planning
Kansas
$549K 57,264 -2,673 -4%
AllianceBernstein
44
AllianceBernstein
Tennessee
$485K 50,590 +5,000 +11%
AQR Capital Management
45
AQR Capital Management
Connecticut
$479K 49,924 -57,475 -54%
Wells Fargo
46
Wells Fargo
California
$448K 46,678 +18,253 +64%
VIA
47
Virtus Investment Advisers
Connecticut
$425K 44,306 -658 -1%
DP
48
Diadema Partners
New Jersey
$386K 40,294 +40,294 New
NRD
49
Nebula Research & Development
New York
$364K 37,937 +9,116 +32%
A
50
AlphaQuest
New York
$309K 32,206 +30,760 +2,127%
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