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Castleark Management’s Aspen Aerogels ASPN Stock Holding History

Castleark 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
2024
Q4 		– Sell
-177,874
Closed -$4.93M – 289
2024
Q3 		$4.93M Sell
177,874
-50,290
-22% -$1.26M 0.2% 125
2024
Q2 		$5.44M Sell
228,164
-2,280
-1% -$53.5K 0.22% 106
2024
Q1 		$4.06M Sell
230,444
-19,616
-8% -$289K 0.17% 137
2023
Q4 		$3.95M Buy
+250,060
New +$2.58M 0.17% 140

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
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
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
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Castleark Management's ASPN Position: Q4 2024 in Review

Castleark Management sold out of Aspen Aerogels (ASPN) in Q4 2024, closing a stake of 177,874 shares — an estimated $4.93M sold.

Castleark Management first reported a position in ASPN in Q4 2023 and held it in 4 quarters. The position peaked at $5.44M in Q2 2024. 231 funds tracked by Wall St. Rank hold ASPN as of Q4 2024.

  • Castleark Management reported no remaining Aspen Aerogels position as of Q4 2024 after selling out during the quarter.
  • Castleark Management sold 177,874 Aspen Aerogels shares in Q4 2024, an estimated $4.93M.
  • Castleark Management first reported a position in Aspen Aerogels in Q4 2023 and held it in 4 quarters.
  • Castleark Management's Aspen Aerogels position peaked at $5.44M in Q2 2024.
  • 231 funds tracked by Wall St. Rank held Aspen Aerogels as of Q4 2024.

Based on Castleark Management's 13F filing for Q4 2024, filed 18 Feb 2025.