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Samjo Management’s Aspen Aerogels ASPN Stock Holding History

Samjo 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 		– Sell
-645,625
Closed -$2.21M – 59
2026
Q1 		$2.21M Sell
645,625
-152,900
-19% -$515K 0.95% 29
2025
Q4 		$2.26M Buy
798,525
+457,700
+134% +$2.36M 0.87% 33
2025
Q3 		$2.37M Sell
340,825
-2,800
-0.8% -$19.7K 0.91% 30
2025
Q2 		$2.03M Sell
343,625
-469,975
-58% -$2.7M 0.86% 29
2025
Q1 		$5.2M Sell
813,600
-61,050
-7% -$589K 2.2% 13
2024
Q4 		$10.4M Sell
874,650
-21,125
-2% -$360K 3.92% 6
2024
Q3 		$24.8M Sell
895,775
-142,725
-14% -$3.57M 8.56% 5
2024
Q2 		$24.8M Sell
1,038,500
-619,275
-37% -$14.5M 9.22% 4
2024
Q1 		$29.2M Sell
1,657,775
-618,375
-27% -$9.11M 10.26% 4
2023
Q4 		$35.9M Buy
+2,276,150
New +$23.5M 12.72% 2

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

Samjo Management's ASPN Position: Q2 2026 in Review

Samjo Management sold out of Aspen Aerogels (ASPN) in Q2 2026, closing a stake of 645,625 shares — an estimated $2.21M sold.

Samjo Management first reported a position in ASPN in Q4 2023 and held it in 10 quarters. The position peaked at $35.9M in Q4 2023. 180 funds tracked by Wall St. Rank hold ASPN as of Q2 2026.

  • Samjo Management reported no remaining Aspen Aerogels position as of Q2 2026 after selling out during the quarter.
  • Samjo Management sold 645,625 Aspen Aerogels shares in Q2 2026, an estimated $2.21M.
  • Samjo Management first reported a position in Aspen Aerogels in Q4 2023 and held it in 10 quarters.
  • Samjo Management's Aspen Aerogels position peaked at $35.9M in Q4 2023.
  • 180 funds tracked by Wall St. Rank held Aspen Aerogels as of Q2 2026.

Based on Samjo Management's 13F filing for Q2 2026, filed 14 Aug 2026.