CA
ASPI icon

Cliff Asness’s ASP Isotopes ASPI Stock Holding History

Cliff Asness’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
2026
Q2 		$84.5K Sell
13,588
-10,209
-43% -$60.1K ﹤0.01% 3866
2026
Q1 		$105K Sell
23,797
-5,559
-19% -$32.9K ﹤0.01% 3682
2025
Q4 		$157K Sell
29,356
-298,666
-91% -$2.38M ﹤0.01% 3412
2025
Q3 		$3.16M Buy
328,022
+313,987
+2,237% +$2.9M ﹤0.01% 1713
2025
Q2 		$103K Sell
14,035
-9,711
-41% -$65.1K ﹤0.01% 3169
2025
Q1 		$111K Sell
23,746
-6,375
-21% -$31.8K ﹤0.01% 2996
2024
Q4 		$136K Sell
30,121
-1,933
-6% -$10.3K ﹤0.01% 2731
2024
Q3 		$89.1K Buy
+32,054
New +$85.2K ﹤0.01% 2665

Other funds holding ASPI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
ECA
Encompass Capital Advisors New York $2.81B AUM 198.36% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
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
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return
AIC
AWM Investment Company New York $1.15B AUM 201.65% 1-Year Est. Return

Cliff Asness's ASPI Position: Q2 2026 in Review

Cliff Asness reduced its ASP Isotopes (ASPI) stake by 43% in Q2 2026, selling an estimated $60.1K and leaving 13,588 shares worth $84.5K. The position accounts for ﹤0.01% of the portfolio, ranked #3866.

Cliff Asness first reported a position in ASPI in Q3 2024 and has held it in 8 quarters since. The position peaked at $3.16M in Q3 2025. 184 funds tracked by Wall St. Rank hold ASPI as of Q2 2026.

  • Cliff Asness held 13,588 shares of ASP Isotopes worth $84.5K as of Q2 2026.
  • Cliff Asness sold 10,209 ASP Isotopes shares in Q2 2026, an estimated $60.1K.
  • ASP Isotopes made up ﹤0.01% of Cliff Asness's portfolio in Q2 2026, its #3866 holding.
  • Cliff Asness first reported a position in ASP Isotopes in Q3 2024 and has held it in 8 quarters since.
  • Cliff Asness's ASP Isotopes position peaked at $3.16M in Q3 2025.
  • 184 funds tracked by Wall St. Rank held ASP Isotopes as of Q2 2026.

Based on AQR Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.