PCM
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Prelude Capital Management’s Aspen Aerogels ASPN Stock Holding History

Prelude Capital Management’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
2025
Q4 		– Sell
-10,109
Closed -$70.4K – 1288
2025
Q3 		$70.4K Buy
+10,109
New +$71.3K 0.01% 1085
2025
Q2 		– Sell
-50,226
Closed -$321K – 1012
2025
Q1 		$321K Buy
50,226
+31,021
+162% +$299K 0.02% 675
2024
Q4 		$228K Buy
+19,205
New +$327K 0.01% 931
2023
Q4 		– Sell
-20,513
Closed -$176K – 1130
2023
Q3 		$176K Buy
+20,513
New +$146K 0.01% 929
2023
Q2 		– Sell
-33,155
Closed -$247K – 1121
2023
Q1 		$247K Buy
33,155
+5,700
+21% +$56.7K 0.01% 750
2022
Q4 		$324K Buy
+27,455
New +$314K 0.02% 767
2020
Q4 		– Sell
-500
Closed -$5K – 1288
2020
Q3 		$5K Buy
+500
New +$3.96K ﹤0.01% 1548
2020
Q1 		– Sell
-7,229
Closed -$56K – 1427
2019
Q4 		$56K Buy
7,229
+4,232
+141% +$29.2K ﹤0.01% 1295
2019
Q3 		$18K Buy
+2,997
New +$19.1K ﹤0.01% 1406

Other funds holding ASPN

KL
KIM LLC Wichita, Kansas $976M AUM 0.91% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
OCMI
Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
GKFF
George Kaiser Family Foundation Tulsa, Oklahoma $883M AUM 21.04% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Prelude Capital Management's ASPN Position: Q4 2025 in Review

Prelude Capital Management sold out of Aspen Aerogels (ASPN) in Q4 2025, closing a stake of 10,109 shares — an estimated $70.4K sold.

Prelude Capital Management first reported a position in ASPN in Q3 2019 and held it in 9 quarters. The position peaked at $324K in Q4 2022. 183 funds tracked by Wall St. Rank hold ASPN as of Q4 2025.

  • Prelude Capital Management reported no remaining Aspen Aerogels position as of Q4 2025 after selling out during the quarter.
  • Prelude Capital Management sold 10,109 Aspen Aerogels shares in Q4 2025, an estimated $70.4K.
  • Prelude Capital Management first reported a position in Aspen Aerogels in Q3 2019 and held it in 9 quarters.
  • Prelude Capital Management's Aspen Aerogels position peaked at $324K in Q4 2022.
  • 183 funds tracked by Wall St. Rank held Aspen Aerogels as of Q4 2025.

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