Gagnon Securities’s Aspen Aerogels ASPN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$11.2M Buy
+1,899,108
New +$11.2M 2.28% 17
2018
Q4
Sell
-39,240
Closed -$179K 96
2018
Q3
$179K Sell
39,240
-109
-0.3% -$497 0.04% 96
2018
Q2
$193K Sell
39,349
-369
-0.9% -$1.81K 0.06% 92
2018
Q1
$170K Buy
+39,718
New +$170K 0.06% 85