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Driehaus Capital Management’s ASP Isotopes ASPI Stock Holding History

Driehaus Capital Management’s Portfolio ASPI Stock Details ASPI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-1,419,837
Closed -$13.7M – 407
2025
Q3 		$13.7M Buy
1,419,837
+14,423
+1% +$133K 0.1% 241
2025
Q2 		$10.3M Buy
+1,405,414
New +$9.43M 0.08% 252

Other funds holding ASPI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
RIM
Rovida Investment Management Grand Cayman, Cayman Islands $1.47B AUM 142.45% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
AIC
AWM Investment Company New York $1.15B AUM 201.65% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Driehaus Capital Management's ASPI Position: Q4 2025 in Review

Driehaus Capital Management sold out of ASP Isotopes (ASPI) in Q4 2025, closing a stake of 1,419,837 shares — an estimated $13.7M sold.

Driehaus Capital Management first reported a position in ASPI in Q2 2025 and held it in 2 quarters. The position peaked at $13.7M in Q3 2025. 173 funds tracked by Wall St. Rank hold ASPI as of Q4 2025.

  • Driehaus Capital Management reported no remaining ASP Isotopes position as of Q4 2025 after selling out during the quarter.
  • Driehaus Capital Management sold 1,419,837 ASP Isotopes shares in Q4 2025, an estimated $13.7M.
  • Driehaus Capital Management first reported a position in ASP Isotopes in Q2 2025 and held it in 2 quarters.
  • Driehaus Capital Management's ASP Isotopes position peaked at $13.7M in Q3 2025.
  • 173 funds tracked by Wall St. Rank held ASP Isotopes as of Q4 2025.

Based on Driehaus Capital Management's 13F filing for Q4 2025, filed 17 Feb 2026.