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GF Fund Management’s Quantum-Si Incorporated QSI Stock Holding History

GF Fund Management’s Portfolio QSI Stock Details QSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$3.7K Buy
4,185
+462
+12% +$440 ﹤0.01% 581
2026
Q1 		$2.88K Hold
3,723
– – ﹤0.01% 617
2025
Q4 		$4.09K Buy
+3,723
New +$6.06K ﹤0.01% 628

Other funds holding QSI

Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
AIM
ARK Investment Management St. Petersburg, Florida $15.4B AUM 50.29% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NAMA
Nikko Asset Management Americas New York $7.75B AUM 33.73% 1-Year Est. Return
Sumitomo Mitsui Trust Group
Sumitomo Mitsui Trust Group Minato-Ku, Tokyo, Japan $175B AUM 40.63% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Jane Street
Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

GF Fund Management's QSI Position: Q2 2026 in Review

GF Fund Management increased its Quantum-Si Incorporated (QSI) stake by 12% in Q2 2026, buying an estimated $440 and bringing the position to 4,185 shares worth $3.7K. The position accounts for ﹤0.01% of the portfolio, ranked #581.

GF Fund Management first reported a position in QSI in Q4 2025 and has held it in 3 quarters since. The position peaked at $4.09K in Q4 2025. 141 funds tracked by Wall St. Rank hold QSI as of Q2 2026.

  • GF Fund Management held 4,185 shares of Quantum-Si Incorporated worth $3.7K as of Q2 2026.
  • GF Fund Management bought 462 Quantum-Si Incorporated shares in Q2 2026, an estimated $440.
  • Quantum-Si Incorporated made up ﹤0.01% of GF Fund Management's portfolio in Q2 2026, its #581 holding.
  • GF Fund Management first reported a position in Quantum-Si Incorporated in Q4 2025 and has held it in 3 quarters since.
  • GF Fund Management's Quantum-Si Incorporated position peaked at $4.09K in Q4 2025.
  • 141 funds tracked by Wall St. Rank held Quantum-Si Incorporated as of Q2 2026.

Based on GF Fund Management's 13F filing for Q2 2026, filed 7 Aug 2026.