JFG
ZBIO

Jefferies Financial Group’s Zenas BioPharma ZBIO Stock Holding History

Jefferies Financial Group’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 		$4.3M Buy
+219,947
New +$4.94M 0.03% 385
2025
Q2 		– Sell
-44,067
Closed -$348K – 1904
2025
Q1 		$348K Buy
+44,067
New +$345K ﹤0.01% 1183

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

Jefferies Financial Group's ZBIO Position: Q1 2026 in Review

Jefferies Financial Group opened a new position in Zenas BioPharma (ZBIO) in Q1 2026: 219,947 shares worth $4.3M. The stake represents 0.03% of the portfolio and ranks #385 among its holdings. This is a return to the name: Jefferies Financial Group previously reported a position in ZBIO as recently as Q1 2025.

Jefferies Financial Group first reported a position in ZBIO in Q1 2025 and has held it in 2 quarters since. 139 funds tracked by Wall St. Rank hold ZBIO as of Q1 2026.

  • Jefferies Financial Group held 219,947 shares of Zenas BioPharma worth $4.3M as of Q1 2026.
  • Zenas BioPharma was a new Jefferies Financial Group position in Q1 2026.
  • Zenas BioPharma made up 0.03% of Jefferies Financial Group's portfolio in Q1 2026, its #385 holding.
  • Jefferies Financial Group first reported a position in Zenas BioPharma in Q1 2025 and has held it in 2 quarters since.
  • 139 funds tracked by Wall St. Rank held Zenas BioPharma as of Q1 2026.

Based on Jefferies Financial Group's 13F filing for Q1 2026, filed 8 May 2026.