SFM
ZBIO

Sphera Funds Management’s Zenas BioPharma ZBIO Stock Holding History

Sphera Funds 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 		$5.86M Buy
230,834
+16,500
+8% +$328K 0.76% 43
2026
Q1 		$4.19M Buy
+214,334
New +$4.81M 0.67% 54

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

Sphera Funds Management's ZBIO Position: Q2 2026 in Review

Sphera Funds Management increased its Zenas BioPharma (ZBIO) stake by 7.7% in Q2 2026, buying an estimated $328K and bringing the position to 230,834 shares worth $5.86M. The position accounts for 0.76% of the portfolio, ranked #43.

Sphera Funds Management first reported a position in ZBIO in Q1 2026 and has held it in 2 quarters since. 145 funds tracked by Wall St. Rank hold ZBIO as of Q2 2026.

  • Sphera Funds Management held 230,834 shares of Zenas BioPharma worth $5.86M as of Q2 2026.
  • Sphera Funds Management bought 16,500 Zenas BioPharma shares in Q2 2026, an estimated $328K.
  • Zenas BioPharma made up 0.76% of Sphera Funds Management's portfolio in Q2 2026, its #43 holding.
  • Sphera Funds Management first reported a position in Zenas BioPharma in Q1 2026 and has held it in 2 quarters since.
  • 145 funds tracked by Wall St. Rank held Zenas BioPharma as of Q2 2026.

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