SEI Investments
ZBIO

SEI Investments’s Zenas BioPharma ZBIO Stock Holding History

SEI 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
Q2 		– Sell
-12,386
Closed -$242K – 3426
2026
Q1 		$242K Buy
+12,386
New +$278K ﹤0.01% 2901
2025
Q3 		– Sell
-12,142
Closed -$118K – 2921
2025
Q2 		$118K Buy
12,142
+186
+2% +$1.81K ﹤0.01% 2665
2025
Q1 		$94.5K Buy
+11,956
New +$93.6K ﹤0.01% 2605

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

SEI Investments's ZBIO Position: Q2 2026 in Review

SEI Investments sold out of Zenas BioPharma (ZBIO) in Q2 2026, closing a stake of 12,386 shares — an estimated $242K sold.

SEI Investments first reported a position in ZBIO in Q1 2025 and held it in 3 quarters. The position peaked at $242K in Q1 2026. 144 funds tracked by Wall St. Rank hold ZBIO as of Q2 2026.

  • SEI Investments reported no remaining Zenas BioPharma position as of Q2 2026 after selling out during the quarter.
  • SEI Investments sold 12,386 Zenas BioPharma shares in Q2 2026, an estimated $242K.
  • SEI Investments first reported a position in Zenas BioPharma in Q1 2025 and held it in 3 quarters.
  • SEI Investments's Zenas BioPharma position peaked at $242K in Q1 2026.
  • 144 funds tracked by Wall St. Rank held Zenas BioPharma as of Q2 2026.

Based on SEI Investments's 13F filing for Q2 2026, filed 14 Aug 2026.