Alyeska Investment Group
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Alyeska Investment Group’s Aspen Aerogels ASPN Stock Holding History

Alyeska Investment Group’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
Q1 		– Sell
-800,000
Closed -$9.5M – 512
2024
Q4 		$9.5M Buy
+800,000
New +$13.6M 0.04% 343
2022
Q1 		– Sell
-51,062
Closed -$2.54M – 578
2021
Q4 		$2.54M Buy
+51,062
New +$2.69M 0.03% 401

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
OCMI
Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
GKFF
George Kaiser Family Foundation Tulsa, Oklahoma $883M AUM 21.04% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
AIC
AWM Investment Company New York $903M AUM 163.47% 1-Year Est. Return
TAM
Telemark Asset Management Boston, Massachusetts $1.08B AUM 70.88% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Alyeska Investment Group's ASPN Position: Q1 2025 in Review

Alyeska Investment Group sold out of Aspen Aerogels (ASPN) in Q1 2025, closing a stake of 800,000 shares — an estimated $9.5M sold.

Alyeska Investment Group first reported a position in ASPN in Q4 2021 and held it in 2 quarters. The position peaked at $9.5M in Q4 2024. 221 funds tracked by Wall St. Rank hold ASPN as of Q1 2025.

  • Alyeska Investment Group reported no remaining Aspen Aerogels position as of Q1 2025 after selling out during the quarter.
  • Alyeska Investment Group sold 800,000 Aspen Aerogels shares in Q1 2025, an estimated $9.5M.
  • Alyeska Investment Group first reported a position in Aspen Aerogels in Q4 2021 and held it in 2 quarters.
  • Alyeska Investment Group's Aspen Aerogels position peaked at $9.5M in Q4 2024.
  • 221 funds tracked by Wall St. Rank held Aspen Aerogels as of Q1 2025.

Based on Alyeska Investment Group's 13F filing for Q1 2025, filed 15 May 2025.