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 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

KIM LLC Wichita, Kansas $678M AUM 0.91% 1-Year Est. Return

Oaktop Capital Management II Chatham, New Jersey $1.34B AUM 114.5% 1-Year Est. Return

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Needham Investment Management New York $1.96B AUM 101.23% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

George Kaiser Family Foundation Tulsa, Oklahoma $883M AUM 21.04% 1-Year Est. Return

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

Invesco Atlanta, Georgia $653B AUM 32.41% 1-Year Est. Return

Gagnon Securities New York $433M AUM 29.08% 1-Year Est. Return

Rice Hall James & Associates San Diego, California $1.8B AUM 36.16% 1-Year Est. Return