MBX

MBX Biosciences, Inc. Common Stock
MBX

Overview Fund Activity

87 hedge funds and large institutions have $420M invested in MBX Biosciences, Inc. Common Stock in 2025 Q2 according to their latest regulatory filings, with 20 funds opening new positions, 40 increasing their positions, 14 reducing their positions, and 12 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
87
Holders Change
+8
Holders Change %
+10.13%
% of All Funds
1.17%
Holding in Top 10
3
Holding in Top 10 Change
+2
Holding in Top 10 Change %
+200%
% of All Funds
0.04%
New
20
Increased
40
Reduced
14
Closed
12
Calls
$848K
Puts
$1.63M
Net Calls
-$779K
Net Calls Change
-$779K

Top Buyers

1
Point72 Asset Management
Point72 Asset Management
Connecticut
$11.1M
2
Millennium Management
Millennium Management
New York
$8.75M
3
PHP
Parkman Healthcare Partners
Connecticut
$9.95M
4
SSA
Schonfeld Strategic Advisors
New York
$7.2M
5
Vanguard Group
Vanguard Group
Pennsylvania
$11.9M

Top Sellers

1
RCM
RA Capital Management
Massachusetts
$4.31M
2
DTC
Deep Track Capital
Connecticut
$25M
3
Wellington Management Group
Wellington Management Group
Massachusetts
$25.9M
4
JPMorgan Chase & Co
JPMorgan Chase & Co
New York
$93.4K
5
AAA
Affinity Asset Advisors
New York
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
AB
76
Amalgamated Bank
New York
$4K – – –
Simplex Trading
77
Simplex Trading
Illinois
$4K +$4K +411 New
US Bancorp
78
US Bancorp
Minnesota
$3.85K +$80 +7 +2%
GI
79
GAMMA Investing
California
$3.41K +$3.18K +279 +1,395%
PWA
80
Physician Wealth Advisors
Utah
$1.24K +$1.24K +109 New
PA
81
Parallel Advisors
California
$1.23K +$1.23K +108 New
S
82
SignatureFD
Georgia
$1.15K +$1.15K +101 New
RA
83
Rise Advisors
New York
$776 +$776 +68 New
Russell Investments Group
84
Russell Investments Group
United Kingdom
$399 +$399 +35 New
EWA
85
EverSource Wealth Advisors
Alabama
$331 +$228 +20 +222%
AF
86
Allworth Financial
California
$286 +$286 +25 New
RIL
87
Rothschild Investment LLC
Illinois
$228 +$228 +20 New
AAA
88
Affinity Asset Advisors
New York
– -$1.29M -175,000 Closed
Marshall Wace
89
Marshall Wace
United Kingdom
– -$821K -111,211 Closed
SC
90
Shay Capital
New York
– -$363K -49,133 Closed
Two Sigma Investments
91
Two Sigma Investments
New York
– -$250K -33,833 Closed
JF
92
Jump Financial
Illinois
– -$214K -28,996 Closed
Squarepoint
93
Squarepoint
New York
– -$148K -20,098 Closed
Verition Fund Management
94
Verition Fund Management
Connecticut
– -$146K -19,815 Closed
Goldman Sachs
95
Goldman Sachs
New York
– -$112K -15,168 Closed
GCP
96
GSA Capital Partners
United Kingdom
– -$91K -12,369 Closed
WIA
97
Wealthedge Investment Advisors
New York
– -$87.6K -11,864 Closed
CF
98
Corebridge Financial
Texas
– -$40.7K -5,511 Closed
TWD
99
True Wealth Design
Ohio
– -$23 -3 Closed
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