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Spark Investment Management’s iBio IBIO Stock Holding History

Spark Investment 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
Q2 		$23.6K Buy
+13,500
New +$24.1K 0.05% 69
2015
Q1 		– Sell
-8
Closed -$27K – 724
2014
Q4 		$27K Buy
+8
New +$42.7K ﹤0.01% 663

Other funds holding IBIO

AAA
Affinity Asset Advisors New York $2.21B AUM 431.26% 1-Year Est. Return
CAM
Cormorant Asset Management Boston, Massachusetts $1.95B AUM 773.9% 1-Year Est. Return
SCM
Silverarc Capital Management Boston, Massachusetts $962M AUM 524.64% 1-Year Est. Return
VPC
Vestal Point Capital New York $4.28B AUM 239% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
FLSM
Frazier Life Sciences Management Palo Alto, California $4.59B AUM 237.58% 1-Year Est. Return
Ensign Peak Advisors
Ensign Peak Advisors Salt Lake City, Utah $60.8B AUM 42.06% 1-Year Est. Return
WP
Woodline Partners San Francisco, California $32.4B AUM 58.5% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

Spark Investment Management's IBIO Position: Q2 2026 in Review

Spark Investment Management opened a new position in iBio (IBIO) in Q2 2026: 13,500 shares worth $23.6K. The stake represents 0.05% of the portfolio and ranks #69 among its holdings. This is a return to the name: Spark Investment Management previously reported a position in IBIO as recently as Q4 2014.

Spark Investment Management first reported a position in IBIO in Q4 2014 and has held it in 2 quarters since. The position peaked at $27K in Q4 2014. 55 funds tracked by Wall St. Rank hold IBIO as of Q2 2026.

  • Spark Investment Management held 13,500 shares of iBio worth $23.6K as of Q2 2026.
  • iBio was a new Spark Investment Management position in Q2 2026.
  • iBio made up 0.05% of Spark Investment Management's portfolio in Q2 2026, its #69 holding.
  • Spark Investment Management first reported a position in iBio in Q4 2014 and has held it in 2 quarters since.
  • Spark Investment Management's iBio position peaked at $27K in Q4 2014.
  • 55 funds tracked by Wall St. Rank held iBio as of Q2 2026.

Based on Spark Investment Management's 13F filing for Q2 2026, filed 10 Aug 2026.