California State Teachers Retirement System Aspen Aerogels Inc Transaction History
California State Teachers Retirement System
- $94.5 Billion
- Q3 2025
A detailed history of California State Teachers Retirement System transactions in Aspen Aerogels Inc stock. As of the latest transaction made, California State Teachers Retirement System holds 60,670 shares of ASPN stock, worth $185,650. This represents 0.0% of its overall portfolio holdings.
Number of Shares
60,670
Previous 56,519
7.34%
Holding current value
$185,650
Previous $334,000
26.35%
% of portfolio
0.0%
Previous 0.0%
Shares
21 transactions
Others Institutions Holding ASPN
# of Institutions
234Shares Held
76.1MCall Options Held
1.25MPut Options Held
330K-
Kim, LLC Wichita, KS12.3MShares$37.6 Million7.46% of portfolio
-
Vanguard Group Inc Valley Forge, PA4.51MShares$13.8 Million0.0% of portfolio
-
Black Rock Inc. New York, NY4.49MShares$13.7 Million0.0% of portfolio
-
Oaktop Capital Management Ii, L.P. Chatham, NJ4.39MShares$13.4 Million4.1% of portfolio
-
Needham Investment Management LLC New York, NY3.44MShares$10.5 Million1.93% of portfolio
About ASPEN AEROGELS INC
- Ticker ASPN
- Exchange NYSE
- Sector Industrials
- Industry Building Products & Equipment
- Shares Outstandng 40,440,700
- Market Cap $124M
- Description
- Aspen Aerogels, Inc. designs, develops, manufactures, and sells aerogel insulation products primarily for use in the energy infrastructure and building materials markets in the United States, Asia, Canada, Europe, and Latin America. The company offers PyroThin thermal barriers for use in lithium-ion batteries in electric vehicles and energy stor...