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Phathom Pharmaceuticals

133 hedge funds and large institutions have $734M invested in Phathom Pharmaceuticals in 2025 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 45 increasing their positions, 28 reducing their positions, and 11 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
133
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
$14.3M
Puts
$346K
Net Calls
Net Calls Change

Top Sellers

1 -$8.93M
2 -$5.93M
3 -$4.35M
4
6CM
683 Capital Management
New York
-$3.35M
5
Invesco
Invesco
Georgia
-$3.24M
Name Holding Trade Value Shares
Change
Change in
Stake
PMAM
51
Penn Mutual Asset Management
Pennsylvania
$739K
RhumbLine Advisers
52
RhumbLine Advisers
Massachusetts
$726K
BHCM
53
Brevan Howard Capital Management
Jersey
$684K
IWA
54
Inspirion Wealth Advisors
Illinois
$662K
A
55
AlphaQuest
New York
$643K
XT
56
XTX Topco
Cayman Islands
$642K
Wells Fargo
57
Wells Fargo
California
$631K
AQR Capital Management
58
AQR Capital Management
Connecticut
$619K
AllianceBernstein
59
AllianceBernstein
Tennessee
$537K
VIA
60
Virtus Investment Advisers
Connecticut
$521K
ACM
61
ADAR1 Capital Management
Texas
$505K
CAU
62
Caxton Associates (UK)
$454K
Tudor Investment Corp
63
Tudor Investment Corp
Connecticut
$401K
T. Rowe Price Associates
64
T. Rowe Price Associates
Maryland
$376K
PA
65
PharVision Advisers
Florida
$364K
Commonwealth Equity Services
66
Commonwealth Equity Services
Massachusetts
$360K
QC
67
Quadrature Capital
United Kingdom
$356K
KCP
68
Kera Capital Partners
California
$354K
OAM
69
Occidental Asset Management
California
$349K
Deutsche Bank
70
Deutsche Bank
Germany
$348K
MIM
71
MetLife Investment Management
New Jersey
$304K
TAM
72
Tocqueville Asset Management
New York
$291K
SFWA
73
Summit Financial Wealth Advisors
Louisiana
$272K
HF
74
HRT Financial
New York
$265K
IIM
75
INTECH Investment Management
Florida
$254K