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Vanguard Personalized Indexing Management’s iBio IBIO Stock Holding History

Vanguard Personalized Indexing 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 		$23.1K Sell
12,180
-311
-2% -$722 ﹤0.01% 2115
2025
Q4 		$24.1K Buy
+12,491
New +$17K ﹤0.01% 1931

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

Vanguard Personalized Indexing Management's IBIO Position: Q1 2026 in Review

Vanguard Personalized Indexing Management reduced its iBio (IBIO) stake by 2.5% in Q1 2026, selling an estimated $722 and leaving 12,180 shares worth $23.1K. The position accounts for ﹤0.01% of the portfolio, ranked #2115.

Vanguard Personalized Indexing Management first reported a position in IBIO in Q4 2025 and has held it in 2 quarters since. The position peaked at $24.1K in Q4 2025. 52 funds tracked by Wall St. Rank hold IBIO as of Q1 2026.

  • Vanguard Personalized Indexing Management held 12,180 shares of iBio worth $23.1K as of Q1 2026.
  • Vanguard Personalized Indexing Management sold 311 iBio shares in Q1 2026, an estimated $722.
  • iBio made up ﹤0.01% of Vanguard Personalized Indexing Management's portfolio in Q1 2026, its #2115 holding.
  • Vanguard Personalized Indexing Management first reported a position in iBio in Q4 2025 and has held it in 2 quarters since.
  • Vanguard Personalized Indexing Management's iBio position peaked at $24.1K in Q4 2025.
  • 52 funds tracked by Wall St. Rank held iBio as of Q1 2026.

Based on Vanguard Personalized Indexing Management's 13F filing for Q1 2026, filed 14 May 2026.