Type / Class
Equity / Common Stock, par value $0.00001 per share
Shares outstanding
82.1M
Number of holders
112
Total 13F shares, excl. options
28.4M
Shares change
+4.22M
Total reported value, excl. options
$849M
Value change
+$129M
Put/Call ratio
0.49
Number of buys
65
Number of sells
-32
Price
$29.92

Significant Holders of ASPEN AEROGELS INC - Common Stock, par value $0.00001 per share (ASPN) as of Q2 2021

132 filings reported holding ASPN - ASPEN AEROGELS INC - Common Stock, par value $0.00001 per share as of Q2 2021.
ASPEN AEROGELS INC - Common Stock, par value $0.00001 per share (ASPN) has 112 institutional shareholders that have filed 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 28.4M shares of 82.1M outstanding shares and own 34.58% of the company stock.
Largest 10 shareholders include SPRING CREEK CAPITAL LLC (3.46M shares), GEORGE KAISER FAMILY FOUNDATION (3.17M shares), Oaktop Capital Management II, L.P. (2.94M shares), Telemark Asset Management, LLC (2.03M shares), BlackRock Inc. (1.57M shares), VANGUARD GROUP INC (1.3M shares), NEEDHAM INVESTMENT MANAGEMENT LLC (1.12M shares), DRIEHAUS CAPITAL MANAGEMENT LLC (856K shares), STATE STREET CORP (738K shares), and G2 Investment Partners Management LLC (687K shares).
This table shows the top 112 institutional shareholders of the company equity. This data is sourced directly from the SEC via 13F filings.
Investor Option Weight % Change % Value $ * Price $ Shares Share Change Activity Report Period
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.