Two Sigma Investments
ZBIO

Two Sigma Investments’s Zenas BioPharma ZBIO Stock Holding History

Two Sigma Investments’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
Q1 		$5.38M Buy
275,056
+259,956
+1,722% +$5.84M ﹤0.01% 1922
2025
Q4 		$548K Sell
15,100
-5,282
-26% -$174K ﹤0.01% 3255
2025
Q3 		$452K Buy
20,382
+765
+4% +$12.5K ﹤0.01% 3024
2025
Q2 		$190K Buy
+19,617
New +$191K ﹤0.01% 2925
2025
Q1 		– Sell
-17,045
Closed -$140K – 3551
2024
Q4 		$140K Buy
17,045
+4,045
+31% +$63.1K ﹤0.01% 2926
2024
Q3 		$220K Buy
+13,000
New +$234K ﹤0.01% 2782

Other funds holding ZBIO

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
SOCM
SR One Capital Management Wayne, Pennsylvania $915M AUM 209.71% 1-Year Est. Return
NMC
NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return
ES
Enavate Sciences Menlo Park, California $352M AUM 220.14% 1-Year Est. Return
Federated Hermes
Federated Hermes Pittsburgh, Pennsylvania $61.5B AUM 30.7% 1-Year Est. Return
PCH
Polar Capital Holdings London, United Kingdom $28.2B AUM 115.26% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
FFM
Fairmount Funds Management West Conshohocken, Pennsylvania $1.38B AUM 407.79% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NA
NVP Associates Menlo Park, California $176M AUM 208.78% 1-Year Est. Return

Two Sigma Investments's ZBIO Position: Q1 2026 in Review

Two Sigma Investments increased its Zenas BioPharma (ZBIO) stake by 1,722% in Q1 2026, buying an estimated $5.84M and bringing the position to 275,056 shares worth $5.38M. The position accounts for ﹤0.01% of the portfolio, ranked #1922.

Two Sigma Investments first reported a position in ZBIO in Q3 2024 and has held it in 6 quarters since. 139 funds tracked by Wall St. Rank hold ZBIO as of Q1 2026.

  • Two Sigma Investments held 275,056 shares of Zenas BioPharma worth $5.38M as of Q1 2026.
  • Two Sigma Investments bought 259,956 Zenas BioPharma shares in Q1 2026, an estimated $5.84M.
  • Zenas BioPharma made up ﹤0.01% of Two Sigma Investments's portfolio in Q1 2026, its #1922 holding.
  • Two Sigma Investments first reported a position in Zenas BioPharma in Q3 2024 and has held it in 6 quarters since.
  • 139 funds tracked by Wall St. Rank held Zenas BioPharma as of Q1 2026.

Based on Two Sigma Investments's 13F filing for Q1 2026, filed 15 May 2026.