D.E. Shaw & Co
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D.E. Shaw & Co’s Aspen Aerogels ASPN Stock Holding History

D.E. Shaw & Co’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
2022
Q1 		– Sell
-21,200
Closed -$1.06M – 5512
2021
Q4 		$1.06M Buy
+21,200
New +$1.12M ﹤0.01% 3886

Other funds holding ASPN

KL
KIM LLC Wichita, Kansas $976M AUM 0.91% 1-Year Est. Return
OCMI
Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
NIM
Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
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
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
GS
Gagnon Securities New York $433M AUM 29.08% 1-Year Est. Return
RHJA
Rice Hall James & Associates San Diego, California $1.8B AUM 36.16% 1-Year Est. Return

D.E. Shaw & Co's ASPN Position: Q1 2026 in Review

D.E. Shaw & Co increased its Aspen Aerogels (ASPN) stake by 3,490% in Q1 2026, buying an estimated $2.73M and bringing the position to 833,572 shares worth $2.85M. The position accounts for ﹤0.01% of the portfolio, ranked #2632.

D.E. Shaw & Co first reported a position in ASPN in Q2 2022 and has held it in 11 quarters since. The position peaked at $12.9M in Q2 2024. 166 funds tracked by Wall St. Rank hold ASPN as of Q1 2026.

  • D.E. Shaw & Co held 833,572 shares of Aspen Aerogels worth $2.85M as of Q1 2026.
  • D.E. Shaw & Co bought 810,355 Aspen Aerogels shares in Q1 2026, an estimated $2.73M.
  • Aspen Aerogels made up ﹤0.01% of D.E. Shaw & Co's portfolio in Q1 2026, its #2632 holding.
  • D.E. Shaw & Co first reported a position in Aspen Aerogels in Q2 2022 and has held it in 11 quarters since.
  • D.E. Shaw & Co's Aspen Aerogels position peaked at $12.9M in Q2 2024.
  • 166 funds tracked by Wall St. Rank held Aspen Aerogels as of Q1 2026.

Based on D.E. Shaw & Co's 13F filing for Q1 2026, filed 15 May 2026.