ZENAS BIOPHARMA INC

Watch

Share

ZBIO·98937L105·US·equity·Healthcare - Biotechnology-Activist

ZBIO (ZENAS BIOPHARMA INC) is held by 72 institutional investors as of Q1 2026. Largest holders: FMR LLC ($177.6M), FEDERATED HERMES, INC. ($61.1M), Polar Capital Holdings Plc ($49.8M). Net institutional sentiment: Bullish.

72

Holders

Avg rating(6 Elite)

$589.1M

Total Value

69% (85)

Fund Consensus

56 buying - 25 selling

Smart Money Verdict

View all

68Positive MomentumStrong Convergence

Institutional (13F)53

Insider (Form 4)100

Activist (13D/13G)53

Congressional (STOCK Act)

No data

Get 5 free verdicts/month - sign up in 10 seconds

See how ZBIO's score breaks down across 4 SEC sources

Holder Quality

6

★★★★★

Elite

27

★★★★

Strong

26

★★★

Solid

21

★★

Below

5

★

Weak

Held by 72 funds

6 elite

Who's Trading

ActivistMLMOULDER LEON O JR5.1%May 5, 2026

13F: Mar 31, 2026Insider & Congress: Updated regularly

Positions (85)History

AllNewIncreasedHeldDecreasedExited

Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
FMR LLC	Increased	9.1M(+17.9%)	$177.6M	0.0%	-16.82%	36
FEDERATED HERMES, INC.	Increased	3.1M(+15.2%)	$61.1M	0.1%	-15.89%	34
Polar Capital Holdings Plc	Increased	2.5M(+141.0%)	$49.8M	0.2%	-38.68%	57
Capital International Investors	New	2.4M	$47.6M	0.0%	-27.16%	40
BlackRock, Inc.	Increased	2M(+15.3%)	$39.8M	0.0%	-4.52%	33
ALLIANCEBERNSTEIN L.P.	Increased	897,321(+4790.0%)	$32.6M	0.0%	-26.30%	47
STATE STREET CORP	Increased	1.5M(+235.6%)	$28.8M	0.0%	-16.69%	46
WELLINGTON MANAGEMENT GROUP LLP	Increased	1.2M(+45.7%)	$24.4M	0.0%	-6.57%	39
BALYASNY ASSET MANAGEMENT L.P.	Increased	667,070(+245.4%)	$13M	0.0%	-35.61%	45
GEODE CAPITAL MANAGEMENT, LLC	Increased	655,785(+11.4%)	$12.8M	0.0%	+3.91%	31
Woodline Partners LP	New	590,525	$11.5M	0.0%	-27.16%	39
MWMARSHALL WACE, LLP	Increased	501,928(+6969.4%)	$9.8M	0.0%	-27.63%	45
MILLENNIUM MANAGEMENT LLC	Increased	476,818(+869.9%)	$9.3M	0.0%	-25.76%	45
BANK OF AMERICA CORP /DE/	Increased	388,347(+723.5%)	$7.6M	0.0%	-28.20%	44
GOLDMAN SACHS GROUP INC	Increased	381,461(+191.9%)	$7.5M	0.0%	-36.95%	44
UBS Group AG	Increased	367,405(+428.7%)	$7.2M	0.0%	-26.73%	44
TWO SIGMA INVESTMENTS, LP	Increased	275,056(+1721.6%)	$5.4M	0.0%	-24.67%	44
JENNISON ASSOCIATES LLC	New	250,000	$4.9M	0.0%	-27.16%	37
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	224,402(+5.3%)	$4.4M	0.0%	+7.93%	28
Jefferies Financial Group Inc.	New	219,947	$4.3M	0.0%	-27.16%	37