ZENAS BIOPHARMA INC COM

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ZBIO·98937L105·US·Common Stock·Healthcare - Biotechnology-Activist

ZBIO (ZENAS BIOPHARMA INC COM) is held by 80 institutional investors as of Q2 2026. Largest holders: FMR LLC ($241.3M), FEDERATED HERMES, INC. ($79.1M), BlackRock, Inc. ($68.2M). Net institutional sentiment: Mixed.

80

Holders

(5 Elite)

$920.2M

Total Value

66% (91)

Consensus

60 buying - 31 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)78

Insider (Form 4)39

Activist (13D/13G)54

Congressional (STOCK Act)32

Holder Quality

27

★★★★★

Elite

67

★★★★

Strong

35

★★★

Solid

73

★★

Below

20

★

Weak

Held by 80 funds

5 elite

Who's Trading

Source dates: Price Oct 9, 2026 · Insiders Apr 29, 2026 · Activists Sep 8, 2026 · Congress none

ActivistIPInnoCare Pharma Inc.10.4%Sep 8, 2026

ActivistWellington Management Group LLP10.1%Sep 8, 2026

ActivistESEnavate Sciences GP, LLC4.9%Aug 19, 2026

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Top Holders

Top Holders (80)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
FMR LLC	Increased	9.5M(+4.7%)	$241.3M	0.0%	+18.21%	32
FEDERATED HERMES, INC.	Decreased	3.1M(-0.3%)	$79.1M	0.1%	+20.35%	0
BlackRock, Inc.	Increased	2.7M(+31.8%)	$68.2M	0.0%	+26.77%	38
Capital International Investors	Increased	2.5M(+2.8%)	$63.5M	0.0%	+4.19%	30
Polar Capital Holdings Plc	Decreased	2.4M(-5.3%)	$61.2M	0.1%	-12.27%	0
STATE STREET CORP	Increased	2.1M(+39.7%)	$52.2M	0.0%	+14.24%	39
WELLINGTON MANAGEMENT GROUP LLP	Increased	1.6M(+27.9%)	$40.5M	0.0%	+25.64%	36
VAVANGUARD CAPITAL MANAGEMENT LLC	Increased	1.4M(+8.8%)	$34.4M	0.0%	+4.14%	32
BANK OF AMERICA CORP /DE/	Increased	1.2M(+217.0%)	$31.2M	0.0%	+3.18%	47
PRICE T ROWE ASSOCIATES INC /MD/	Increased	1.2M(+243.4%)	$31.1M	0.0%	+14.90%	47
GEODE CAPITAL MANAGEMENT, LLC	Increased	882,654(+34.6%)	$22.4M	0.0%	+33.63%	37
ALLIANCEBERNSTEIN L.P.	Increased	1.1M(+23.0%)	$21.6M	0.0%	+5.05%	34
TWO SIGMA INVESTMENTS, LP	Increased	815,150(+196.4%)	$20.7M	0.0%	+4.83%	46
MILLENNIUM MANAGEMENT LLC	Increased	660,470(+38.5%)	$16.8M	0.0%	+5.41%	37
Woodline Partners LP	Increased	590,539	$15M	0.0%	+4.21%	28
BALYASNY ASSET MANAGEMENT L.P.	Decreased	576,717(-13.5%)	$14.6M	0.0%	-7.87%	0
MWMARSHALL WACE, LLP	Decreased	323,442(-35.6%)	$8.2M	0.0%	+3.55%	0
JENNISON ASSOCIATES LLC	Increased	314,049(+25.6%)	$8M	0.0%	+4.04%	34
VPVANGUARD PORTFOLIO MANAGEMENT LLC	Increased	304,870(+21.3%)	$7.7M	0.0%	+4.06%	33
CHARLES SCHWAB INVESTMENT MANAGEMENT INC	Increased	302,085(+34.6%)	$7.7M	0.0%	+37.03%	35

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer