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Phathom Pharmaceuticals

118 hedge funds and large institutions have $551M invested in Phathom Pharmaceuticals in 2025 Q2 according to their latest regulatory filings, with 18 funds opening new positions, 43 increasing their positions, 38 reducing their positions, and 36 closing their positions.

New
Increased
Maintained
Reduced
Closed

more capital invested

Capital invested by funds: $ → $

more call options, than puts

Call options by funds: $ | Put options by funds: $

more repeat investments, than reductions

Existing positions increased: | Existing positions reduced:

more funds holding in top 10

Funds holding in top 10:

9.7% less ownership

Funds ownership: 91.94%82.24% (-9.7%)

14% less funds holding

Funds holding: 137118 (-19)

50% less first-time investments, than exits

New positions opened: 18 | Existing positions closed: 36

Holders
118
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
6
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$15.4M
Puts
$12.1M
Net Calls
Net Calls Change
Name Holding Trade Value Shares
Change
Change in
Stake
ET
76
Entropy Technologies
New York
$111K
SFI
77
Susquehanna Fundamental Investments
Pennsylvania
$110K
ProShare Advisors
78
ProShare Advisors
Maryland
$108K
FT
79
Fiduciary Trust
Massachusetts
$105K
New York State Common Retirement Fund
80
New York State Common Retirement Fund
New York
$103K
SCA
81
STALEY CAPITAL ADVISERS
Pennsylvania
$95.9K
PAP
82
Persistent Asset Partners
Hong Kong
$90.3K
PFSRSONJ
83
Police & Firemen's Retirement System of New Jersey
New Jersey
$79.1K
Osaic Holdings
84
Osaic Holdings
Arizona
$66.7K
Fidelity Investments
85
Fidelity Investments
Massachusetts
$56.4K
TRCT
86
Tower Research Capital (TRC)
New York
$54.8K
BNP Paribas Financial Markets
87
BNP Paribas Financial Markets
France
$48.6K
AIP
88
Ameritas Investment Partners
Nebraska
$41.3K
Legal & General Group
89
Legal & General Group
United Kingdom
$39.2K
Raymond James Financial
90
Raymond James Financial
Florida
$30.4K
California State Teachers Retirement System (CalSTRS)
91
California State Teachers Retirement System (CalSTRS)
California
$27.7K
Russell Investments Group
92
Russell Investments Group
United Kingdom
$26.2K
BIG
93
Brooklyn Investment Group
New York
$26.1K
Mirae Asset Global Investments
94
Mirae Asset Global Investments
South Korea
$25.9K
Carson Wealth (CWM LLC)
95
Carson Wealth (CWM LLC)
Nebraska
$20K
GFM
96
GF Fund Management
China
$16.8K
HNB
97
Huntington National Bank
Ohio
$15.2K
AB
98
Amalgamated Bank
New York
$13K
PNC Financial Services Group
99
PNC Financial Services Group
Pennsylvania
$12.9K
CMBA
100
C.M. Bidwell & Associates
Hawaii
$10.8K