Swiss National Bank
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Swiss National Bank’s Aspen Aerogels ASPN Stock Holding History

Swiss National Bank’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
Q1 		– Sell
-135,200
Closed -$383K – 2306
2025
Q4 		$383K Hold
135,200
– – ﹤0.01% 2303
2025
Q3 		$941K Hold
135,200
– – ﹤0.01% 2187
2025
Q2 		$800K Hold
135,200
– – ﹤0.01% 2220
2025
Q1 		$864K Buy
135,200
+6,400
+5% +$61.7K ﹤0.01% 2188
2024
Q4 		$1.53M Buy
128,800
+2,400
+2% +$40.9K ﹤0.01% 2007
2024
Q3 		$3.5M Buy
126,400
+5,900
+5% +$148K ﹤0.01% 1528
2024
Q2 		$2.87M Hold
120,500
– – ﹤0.01% 1616
2024
Q1 		$2.12M Buy
120,500
+16,800
+16% +$248K ﹤0.01% 1809
2023
Q4 		$1.64M Sell
103,700
-11,900
-10% -$123K ﹤0.01% 1965
2023
Q3 		$994K Sell
115,600
-21,700
-16% -$154K ﹤0.01% 2253
2023
Q2 		$1.08M Buy
137,300
+8,800
+7% +$61.2K ﹤0.01% 2248
2023
Q1 		$957K Sell
128,500
-7,400
-5% -$73.6K ﹤0.01% 2278
2022
Q4 		$1.6M Buy
135,900
+58,900
+76% +$673K ﹤0.01% 2042
2022
Q3 		$710K Buy
77,000
+6,900
+10% +$83.6K ﹤0.01% 2464
2022
Q2 		$693K Buy
70,100
+7,500
+12% +$151K ﹤0.01% 2526
2022
Q1 		$2.16M Buy
62,600
+4,400
+8% +$143K ﹤0.01% 1995
2021
Q4 		$2.9M Buy
+58,200
New +$3.07M ﹤0.01% 1810

Other funds holding ASPN

KL
KIM LLC Wichita, Kansas $1B AUM 29.68% 1-Year Est. Return
OCMI
Oaktop Capital Management II Chatham, New Jersey $2.35B AUM 214.39% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
GKFF
George Kaiser Family Foundation Tulsa, Oklahoma $1.04B AUM 36.93% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
GS
Gagnon Securities New York $519M AUM 44.91% 1-Year Est. Return
RHJA
Rice Hall James & Associates San Diego, California $2.05B AUM 43.16% 1-Year Est. Return

Swiss National Bank's ASPN Position: Q1 2026 in Review

Swiss National Bank sold out of Aspen Aerogels (ASPN) in Q1 2026, closing a stake of 135,200 shares — an estimated $383K sold.

Swiss National Bank first reported a position in ASPN in Q4 2021 and held it in 17 quarters. The position peaked at $3.5M in Q3 2024. 166 funds tracked by Wall St. Rank hold ASPN as of Q1 2026.

  • Swiss National Bank reported no remaining Aspen Aerogels position as of Q1 2026 after selling out during the quarter.
  • Swiss National Bank sold 135,200 Aspen Aerogels shares in Q1 2026, an estimated $383K.
  • Swiss National Bank first reported a position in Aspen Aerogels in Q4 2021 and held it in 17 quarters.
  • Swiss National Bank's Aspen Aerogels position peaked at $3.5M in Q3 2024.
  • 166 funds tracked by Wall St. Rank held Aspen Aerogels as of Q1 2026.

Based on Swiss National Bank's 13F filing for Q1 2026, filed 7 May 2026.