XT
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XTX Topco’s Aspen Aerogels ASPN Stock Holding History

XTX Topco’s Portfolio ASPN Stock Details ASPN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.45M Buy
227,977
+26,610
+13% +$131K 0.02% 1440
2026
Q1 		$689K Sell
201,367
-663
-0.3% -$2.23K 0.01% 1737
2025
Q4 		$572K Buy
202,030
+179,231
+786% +$924K 0.02% 1480
2025
Q3 		$159K Buy
+22,799
New +$161K 0.01% 1920
2025
Q2 		– Sell
-41,318
Closed -$264K – 2336
2025
Q1 		$264K Sell
41,318
-44,429
-52% -$428K 0.01% 1502
2024
Q4 		$1.02M Buy
+85,747
New +$1.46M 0.08% 290
2023
Q3 		– Sell
-16,948
Closed -$134K – 1550
2023
Q2 		$134K Sell
16,948
-7,467
-31% -$52K 0.02% 1117
2023
Q1 		$182K Buy
+24,415
New +$243K 0.04% 984
2022
Q4 		– Sell
-15,986
Closed -$147K – 1107
2022
Q3 		$147K Buy
15,986
+880
+6% +$10.7K 0.04% 865
2022
Q2 		$149K Buy
+15,106
New +$305K 0.06% 541

Other funds holding ASPN

KL
KIM LLC Wichita, Kansas $1B AUM 29.68% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
OCMI
Oaktop Capital Management II Chatham, New Jersey $2.35B AUM 214.39% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
GKFF
George Kaiser Family Foundation Tulsa, Oklahoma $1.04B AUM 36.93% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Jacobs Levy Equity Management
Jacobs Levy Equity Management Florham Park, New Jersey $27.8B AUM 46.46% 1-Year Est. Return
Ameriprise
Ameriprise Minneapolis, Minnesota $495B AUM 43.24% 1-Year Est. Return

XTX Topco's ASPN Position: Q2 2026 in Review

XTX Topco increased its Aspen Aerogels (ASPN) stake by 13% in Q2 2026, buying an estimated $131K and bringing the position to 227,977 shares worth $1.45M. The position accounts for 0.02% of the portfolio, ranked #1440.

XTX Topco first reported a position in ASPN in Q2 2022 and has held it in 10 quarters since. 179 funds tracked by Wall St. Rank hold ASPN as of Q2 2026.

  • XTX Topco held 227,977 shares of Aspen Aerogels worth $1.45M as of Q2 2026.
  • XTX Topco bought 26,610 Aspen Aerogels shares in Q2 2026, an estimated $131K.
  • Aspen Aerogels made up 0.02% of XTX Topco's portfolio in Q2 2026, its #1440 holding.
  • XTX Topco first reported a position in Aspen Aerogels in Q2 2022 and has held it in 10 quarters since.
  • 179 funds tracked by Wall St. Rank held Aspen Aerogels as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.