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Phathom Pharmaceuticals
PHAT

Overview Fund Activity

117 hedge funds and large institutions have $550M invested in Phathom Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 43 increasing their positions, 37 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
117
Holders Change
-20
Holders Change %
-14.6%
% of All Funds
1.57%
Holding in Top 10
6
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.08%
New
18
Increased
43
Reduced
37
Closed
36
Calls
$15.4M
Puts
$12.1M
Net Calls
+$3.22M
Net Calls Change
+$2.99M

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 Holding Trade Value Shares
Change 		Shares
Change %
SFI
76
Susquehanna Fundamental Investments
Pennsylvania
$110K – – –
ProShare Advisors
77
ProShare Advisors
Maryland
$108K -$4.31K -449 -4%
FT
78
Fiduciary Trust
Massachusetts
$105K – – –
New York State Common Retirement Fund
79
New York State Common Retirement Fund
New York
$103K – – –
SCA
80
STALEY CAPITAL ADVISERS
Pennsylvania
$95.9K – – –
PAP
81
Persistent Asset Partners
Hong Kong
$90.3K +$90.3K +9,421 New
PFSRSONJ
82
Police & Firemen's Retirement System of New Jersey
New Jersey
$79.1K – – –
Osaic Holdings
83
Osaic Holdings
Arizona
$66.7K -$34K -3,800 -34%
Fidelity Investments
84
Fidelity Investments
Massachusetts
$56.4K -$4.83M -503,701 -99%
TRCT
85
Tower Research Capital (TRC)
New York
$54.8K +$20.2K +2,102 +58%
BNP Paribas Financial Markets
86
BNP Paribas Financial Markets
France
$48.6K +$20.4K +2,122 +72%
AIP
87
Ameritas Investment Partners
Nebraska
$41.3K +$11.7K +1,216 +39%
Legal & General Group
88
Legal & General Group
United Kingdom
$39.2K -$310K -32,351 -89%
Raymond James Financial
89
Raymond James Financial
Florida
$30.4K +$30.4K +3,174 New
California State Teachers Retirement System (CalSTRS)
90
California State Teachers Retirement System (CalSTRS)
California
$27.7K -$310K -32,373 -92%
Russell Investments Group
91
Russell Investments Group
United Kingdom
$26.2K -$375K -39,063 -93%
BIG
92
Brooklyn Investment Group
New York
$26.1K -$7.08K -738 -21%
Mirae Asset Global Investments
93
Mirae Asset Global Investments
South Korea
$25.9K +$3.92K +409 +18%
Carson Wealth (CWM LLC)
94
Carson Wealth (CWM LLC)
Nebraska
$20K -$50.6K -5,291 -72%
GFM
95
GF Fund Management
China
$16.8K – – –
HNB
96
Huntington National Bank
Ohio
$15.2K +$1.94K +202 +15%
AB
97
Amalgamated Bank
New York
$13K – – –
PNC Financial Services Group
98
PNC Financial Services Group
Pennsylvania
$12.9K +$9.95K +1,037 +335%
CMBA
99
C.M. Bidwell & Associates
Hawaii
$10.8K +$10.8K +1,122 New
Nisa Investment Advisors
100
Nisa Investment Advisors
Missouri
$10.1K +$7.58K +790 +295%
2 3
4
5 6