SecurityASPN / Aspen Aerogels Inc. (04523Y105)
President and CEOYoung Donald R
IndustryLumber And Other Construction Materials
Institutional Owners51
Institutional Shares18,688,870 - 78.06%
Common Stock Shares Outstanding23,940,315 shares (as of 2018-06-30)
Institutional Value$ 85,866,000 USD

Institutional Stock Ownership and Shareholders

ASPN / Aspen Aerogels Inc. Institutional Ownership

Aspen Aerogels Inc. (NYSE:ASPN) has 51 institutional investors and shareholders that have filed 13D/G or 13F forms with the Securities Exchange Commission (SEC). These institutions hold a total of 18,688,870 shares. Largest shareholders include George Kaiser Family Foundation, Ariel Investments, Llc, Oaktop Capital Management II, L.P., Cowen Prime Services LLC, Telemark Asset Management, LLC, Wellington Trust Co NA, Royce & Associates LLC, Tocqueville Asset Management L.p., Vanguard Group Inc, and Heartland Advisors Inc.
Aspen Aerogels Inc. (NYSE:ASPN) ownership structure shows current positions in the company by institutions and funds, as well as latest changes in position size. Major shareholders can include individual investors, mutual funds, hedge funds, or institutions. The Schedule 13D indicates that the investor holds more than 5% of the company and intends to actively pursue a change in business strategy. Schedule 13G indicates a passive investment of over 5%. Green rows indicate new positions. Red rows indicate closed positions. Click the link icon to see the full transaction history.

File DateFormInvestor Opt Prev
Shares
Current
Shares
Change
(Percent)
Prev Value
($1000)
Current Value
($1000)
Change
(Percent)
2018-08-14 13F-HR UBS Group AG 3,100 1,357 -56.23 13 7 -46.15
2018-08-09 13F-HR AWM Investment Company, Inc. 320,264 0 -100.00 1,368 0 -100.00
2018-08-14 13F-HR MORGAN STANLEY 96,237 96,896 0.68 411 475 15.57
2018-08-14 13F-HR AMERIPRISE FINANCIAL INC 631,144 431,831 -31.58 2,694 2,116 -21.46
2018-02-14 13F-HR Lehman Brothers Holdings Inc. 10,534 0 -100.00 79 0 -100.00
2017-02-10 13F-HR BlackRock Advisors LLC 81,300 76,976 -5.32 485 318 -34.43
2018-08-09 13F-HR Cowen Prime Services LLC 1,021,461 1,201,000 17.58 4,362 5,885 34.92
2018-08-14 13F-HR BARCLAYS PLC 1 0 -100.00 0 0
2018-08-09 13F-HR BlackRock Inc. 384,807 391,152 1.65 1,643 1,917 16.68
2018-08-14 13F-HR JP Morgan Chase & Co 31,317 0 -100.00 134 0 -100.00
2018-07-20 13F-HR Oaktop Capital Management II, L.P. 1,499,001 1,499,001 0.00 6,401 7,345 14.75
2018-10-19 13F-HR REILLY FINANCIAL ADVISORS, LLC 400 400 0.00 2 2 0.00
2018-08-13 13F-HR FIRST REPUBLIC INVESTMENT MANAGEMENT, INC. 15,439 15,439 0.00 66 76 15.15
2018-08-14 13F-HR Harvey Partners, LLC 550,000 565,000 2.73 2,349 2,769 17.88
2018-08-14 13F-HR JACOBS LEVY EQUITY MANAGEMENT, INC 22,100 22,100 0.00 94 108 14.89
2018-08-14 13F-HR BRIDGEWAY CAPITAL MANAGEMENT INC 181,400 181,400 0.00 775 889 14.71
2018-08-13 13F-HR Telemark Asset Management, LLC 1,041,500 1,041,500 0.00 4,447 5,103 14.75
2018-08-10 13F-HR ARIEL INVESTMENTS, LLC 1,202,956 1,657,889 37.82 5,137 8,124 58.15
2018-08-09 13F-HR PARSONS CAPITAL MANAGEMENT INC/RI 11,500 11,500 0.00 49 56 14.29
2018-10-16 13F-HR ESSEX INVESTMENT MANAGEMENT CO LLC 291,122 344,310 18.27 1,426 1,573 10.31
2018-08-14 13F-HR Tower Research Capital LLC (TRC) 9,669 3,767 -61.04 42 18 -57.14
2018-08-14 13F-HR QUANTUM CAPITAL MANAGEMENT 330,544 348,699 5.49 1,411 1,709 21.12
2018-08-15 13F-HR CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 305,000 305,000 0.00 1,302 1,495 14.82
2018-08-14 13F-HR RBF Capital, LLC 41,111 41,111 0.00 172 199 15.70
2017-02-10 13F-HR BlackRock Institutional Trust Company, N.A. 647,130 636,206 -1.69 3,857 2,628 -31.86
2018-08-14 13F-HR BANK OF AMERICA CORP /DE/ 5,442 5,442 0.00 23 27 17.39
2018-08-14 13F-HR GEODE CAPITAL MANAGEMENT, LLC 94,870 94,870 0.00 405 464 14.57
2018-08-14 13F-HR Brandywine Global Investment Management, LLC 13,680 13,680 0.00 59 68 15.25
2018-08-14 13F-HR VANGUARD GROUP INC 777,526 782,843 0.68 3,320 3,836 15.54
2017-02-10 13F-HR BlackRock Group LTD 46,838 46,838 0.00 279 193 -30.82
2018-08-14 13F-HR STATE STREET CORP 17,324 21,605 24.71 73 105 43.84
2017-02-09 SC 13G/A Wellington Trust Co NA 1,216,768 916,900 -24.64
2017-02-10 13F-HR BlackRock Japan Co. Ltd 1,461 0 -100.00 9 0 -100.00
2018-07-24 13F-HR ACADIAN ASSET MANAGEMENT LLC 1,394 5,973 328.48 6 29 383.33
2018-08-09 13F-HR Royce & Associates LLC 839,642 892,018 6.24 3,585 4,371 21.92
2018-08-14 13F-HR Firsthand Capital Management, Inc. 35,000 35,000 0.00 149 172 15.44
2018-08-01 13F-HR WELLS FARGO & COMPANY/MN 132,000 0 -100.00 564 0 -100.00
2018-08-01 13F-HR GEORGE KAISER FAMILY FOUNDATION 3,167,322 3,167,322 0.00 13,524 15,520 14.76
2018-08-09 13F-HR GAGNON SECURITIES LLC 39,718 39,349 -0.93 170 193 13.53
2018-08-10 13F-HR NEW YORK STATE COMMON RETIREMENT FUND 304,145 304,145 0.00 1,299 1,490 14.70
2018-08-13 13F-HR PRUDENTIAL FINANCIAL INC 23,400 37,900 61.97 100 186 86.00
2018-01-30 13F-HR Reservoir Operations, L.P. 2,908,270 0 -100.00 12,651 0 -100.00
2018-09-18 13F-HR/A NORTHERN TRUST CORP 39,660 39,861 0.51 170 196 15.29
2017-01-18 13F-HR WALL STREET ASSOCIATES 586,200 274,770 -53.13 3,494 1,135 -67.52
2017-02-10 13F-HR BlackRock Investment Management, LLC 2,925 2,925 0.00 17 12 -29.41
2018-08-14 13F-HR PERRITT CAPITAL MANAGEMENT INC 200,000 200,000 0.00 994 980 -1.41
2018-08-08 13F-HR Russell Investments Group, Ltd. 5,200 4,800 -7.69 22 24 9.09
2018-08-13 13F-HR TOCQUEVILLE ASSET MANAGEMENT L.P. 806,300 806,300 0.00 3,443 3,951 14.75
2018-08-10 13F-HR DIMENSIONAL FUND ADVISORS LP 160,515 199,295 24.16 685 977 42.63
2018-08-14 13F-HR DEUTSCHE BANK AG\ 62,095 80,500 29.64 264 394 49.24
2018-07-30 13F-HR Taylor, Cottrill, Erickson & Associates, Inc. 29,000 29,000 0.00 124 142 14.52
2018-08-15 13F-HR LADENBURG THALMANN FINANCIAL SERVICES INC 2,000 2,000 0.00 9 9 0.00
2018-08-06 13F-HR Granite Investment Partners, LLC 71,689 25,000 -65.13 306 123 -59.80
2018-08-13 13F-HR NEEDHAM INVESTMENT MANAGEMENT LLC 577,850 543,800 -5.89 2,468 2,665 7.98
2017-02-10 13F-HR BlackRock Fund Advisors 43,020 44,500 3.44 256 184 -28.12
2018-08-13 13F-HR Renaissance Technologies LLC 429,700 1,835
2018-08-13 13F-HR Neuberger Berman Group LLC 20,000 20,000 0.00 85 98 15.29
2018-08-02 13F-HR HEARTLAND ADVISORS INC 907,424 750,000 -17.35 3,875 3,675 -5.16

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CUSIP: 04523Y105