ZBIO

Zenas BioPharma, Inc. Common Stock
ZBIO

Overview Fund Activity

72 hedge funds and large institutions have $330M invested in Zenas BioPharma, Inc. Common Stock in 2025 Q2 according to their latest regulatory filings, with 10 funds opening new positions, 34 increasing their positions, 12 reducing their positions, and 5 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
72
Holders Change
+5
Holders Change %
+7.46%
% of All Funds
0.97%
Holding in Top 10
4
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.05%
New
10
Increased
34
Reduced
12
Closed
5
Calls
–
Puts
–
Net Calls
–
Net Calls Change
–

Top Buyers

1
Federated Hermes
Federated Hermes
Pennsylvania
$18M
2
Fidelity Investments
Fidelity Investments
Massachusetts
$32.2M
3
Citadel Advisors
Citadel Advisors
Florida
$2.85M
4
SAM
Sectoral Asset Management
Quebec, Canada
$2.04M
5
NMC
NEA Management Company
Maryland
$26.5M

Top Sellers

1
RSCM
Rock Springs Capital Management
Maryland
$6.21M
2
EP
Eversept Partners
New York
$3.15M
3
CCM
Catalio Capital Management
New York
$2.09M
4
JFG
Jefferies Financial Group
New York
$0
5
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$4.7M
Name Holding Trade Value Shares
Change 		Shares
Change %
SIP
76
Stoneridge Investment Partners
Pennsylvania
– -$87K -10,955 Closed
CF
77
Corebridge Financial
Texas
– -$59.5K -7,529 Closed
1 2 3
4