Hudson Bay Capital Management
IBIO icon

Hudson Bay Capital Management’s iBio IBIO Stock Holding History

Hudson Bay Capital Management’s Portfolio IBIO Stock Details IBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-242,076
Closed -$467K – 1488
2025
Q4 		$467K Buy
+242,076
New +$330K ﹤0.01% 880

Other funds holding IBIO

AAA
Affinity Asset Advisors New York $1.94B AUM 374.45% 1-Year Est. Return
FLSM
Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
LGM
Logos Global Management San Francisco, California $2B AUM 444.09% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
IC
Ikarian Capital Dallas, Texas $1.23B AUM 600.17% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
SCM
Sio Capital Management New York $697M AUM 79.73% 1-Year Est. Return

Hudson Bay Capital Management's IBIO Position: Q1 2026 in Review

Hudson Bay Capital Management sold out of iBio (IBIO) in Q1 2026, closing a stake of 242,076 shares — an estimated $467K sold.

Hudson Bay Capital Management first reported a position in IBIO in Q4 2025 and held it in 1 quarter. The position peaked at $467K in Q4 2025. 52 funds tracked by Wall St. Rank hold IBIO as of Q1 2026.

  • Hudson Bay Capital Management reported no remaining iBio position as of Q1 2026 after selling out during the quarter.
  • Hudson Bay Capital Management sold 242,076 iBio shares in Q1 2026, an estimated $467K.
  • Hudson Bay Capital Management first reported a position in iBio in Q4 2025 and held it in 1 quarter.
  • Hudson Bay Capital Management's iBio position peaked at $467K in Q4 2025.
  • 52 funds tracked by Wall St. Rank held iBio as of Q1 2026.

Based on Hudson Bay Capital Management's 13F filing for Q1 2026, filed 13 May 2026.