Millennium Management
ZBIO

Millennium Management’s Zenas BioPharma ZBIO Stock Holding History

Millennium Management’s Portfolio ZBIO Stock Details ZBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$16.8M Buy
660,470
+183,652
+39% +$3.65M 0.01% 1783
2026
Q1 		$9.32M Buy
476,818
+427,658
+870% +$9.6M ﹤0.01% 2235
2025
Q4 		$1.78M Sell
49,160
-22,690
-32% -$746K ﹤0.01% 4045
2025
Q3 		$1.6M Buy
+71,850
New +$1.17M ﹤0.01% 4247
2025
Q1 		– Sell
-134,896
Closed -$1.1M – 6531
2024
Q4 		$1.1M Buy
134,896
+17,515
+15% +$273K ﹤0.01% 4121
2024
Q3 		$1.99M Buy
+117,381
New +$2.11M ﹤0.01% 3708

Other funds holding ZBIO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
SOCM
SR One Capital Management Wayne, Pennsylvania $1.04B AUM 262.99% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.59B AUM 234.06% 1-Year Est. Return
ES
Enavate Sciences Menlo Park, California $345M AUM 134.64% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $69.6B AUM 42.52% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $42.4B AUM 181.11% 1-Year Est. Return
RPSM
Royalty Pharma Sub-Manager New York $242M AUM
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.51B AUM 546.08% 1-Year Est. Return

Millennium Management's ZBIO Position: Q2 2026 in Review

Millennium Management increased its Zenas BioPharma (ZBIO) stake by 39% in Q2 2026, buying an estimated $3.65M and bringing the position to 660,470 shares worth $16.8M. The position accounts for 0.01% of the portfolio, ranked #1783.

Millennium Management first reported a position in ZBIO in Q3 2024 and has held it in 6 quarters since. 144 funds tracked by Wall St. Rank hold ZBIO as of Q2 2026.

  • Millennium Management held 660,470 shares of Zenas BioPharma worth $16.8M as of Q2 2026.
  • Millennium Management bought 183,652 Zenas BioPharma shares in Q2 2026, an estimated $3.65M.
  • Zenas BioPharma made up 0.01% of Millennium Management's portfolio in Q2 2026, its #1783 holding.
  • Millennium Management first reported a position in Zenas BioPharma in Q3 2024 and has held it in 6 quarters since.
  • 144 funds tracked by Wall St. Rank held Zenas BioPharma as of Q2 2026.

Based on Millennium Management's 13F filing for Q2 2026, filed 14 Aug 2026.