XT
AIFF

XTX Topco’s Firefly Neuroscience AIFF Stock Holding History

XTX Topco’s Portfolio AIFF Stock Details AIFF Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$62.7K Buy
+28,779
New +$35.8K ﹤0.01% 3258

Other funds holding AIFF

Jane Street
Jane Street New York $777B AUM 61.18% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $14.2B AUM 37.17% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
VFT
Vanguard Fiduciary Trust Malvern, Pennsylvania $396B AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
SRL
Scientech Research LLC Jersey City, New Jersey $120M AUM 73.62% 1-Year Est. Return
Citigroup
Citigroup New York $235B AUM 32.99% 1-Year Est. Return

XTX Topco's AIFF Position: Q1 2026 in Review

XTX Topco opened a new position in Firefly Neuroscience (AIFF) in Q1 2026: 28,779 shares worth $62.7K. The stake represents ﹤0.01% of the portfolio and ranks #3258 among its holdings.

23 funds tracked by Wall St. Rank hold AIFF as of Q1 2026.

  • XTX Topco held 28,779 shares of Firefly Neuroscience worth $62.7K as of Q1 2026.
  • Firefly Neuroscience was a new XTX Topco position in Q1 2026.
  • Firefly Neuroscience made up ﹤0.01% of XTX Topco's portfolio in Q1 2026, its #3258 holding.
  • 23 funds tracked by Wall St. Rank held Firefly Neuroscience as of Q1 2026.

Based on XTX Topco's 13F filing for Q1 2026, filed 15 May 2026.