Vanguard Portfolio Management
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Vanguard Portfolio Management’s Aspen Aerogels ASPN Stock Holding History

Vanguard Portfolio 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
2026
Q2 		$4.43M Sell
698,983
-17,749
-2% -$87.1K ﹤0.01% 2477
2026
Q1 		$2.45M Buy
+716,732
New +$2.42M ﹤0.01% 2542

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

Vanguard Portfolio Management's ASPN Position: Q2 2026 in Review

Vanguard Portfolio Management reduced its Aspen Aerogels (ASPN) stake by 2.5% in Q2 2026, selling an estimated $87.1K and leaving 698,983 shares worth $4.43M. The position accounts for ﹤0.01% of the portfolio, ranked #2477.

Vanguard Portfolio Management first reported a position in ASPN in Q1 2026 and has held it in 2 quarters since. 179 funds tracked by Wall St. Rank hold ASPN as of Q2 2026.

  • Vanguard Portfolio Management held 698,983 shares of Aspen Aerogels worth $4.43M as of Q2 2026.
  • Vanguard Portfolio Management sold 17,749 Aspen Aerogels shares in Q2 2026, an estimated $87.1K.
  • Aspen Aerogels made up ﹤0.01% of Vanguard Portfolio Management's portfolio in Q2 2026, its #2477 holding.
  • Vanguard Portfolio Management first reported a position in Aspen Aerogels in Q1 2026 and has held it in 2 quarters since.
  • 179 funds tracked by Wall St. Rank held Aspen Aerogels as of Q2 2026.

Based on Vanguard Portfolio Management's 13F filing for Q2 2026, filed 13 Aug 2026.