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ASPEN AEROGELS INC COM
ASPEN AEROGELS INC COM. Institutional holdings reported to the SEC.

Institutional Holders (2015Q4)
Portfolio Summary: 47 Institutional holders with a total value of $112,421,000.
#
Manager Name
Shares
Value ($)
%
Options
Notes
1 GEORGE KAISER FAMILY FOUNDATION 3,167,322 19,226,000 17.10%
2 Reservoir Operations, L.P. 2,897,652 17,589,000 15.65%
3 PRICE T ROWE ASSOCIATES INC /MD/ 2,209,570 13,412,000 11.93%
4 FMR LLC 2,073,667 12,587,000 11.20%
5 WELLINGTON MANAGEMENT GROUP LLP 2,048,267 12,433,000 11.06%
6 Pine River Capital Management L.P. 1,055,738 6,408,000 5.70%
7 Cortina Asset Management, LLC 898,735 5,455,000 4.85%
8 AMERIPRISE FINANCIAL INC 721,859 4,382,000 3.90%
9 BlackRock Institutional Trust Company, N.A. 638,573 3,876,000 3.45%
10 CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM 305,000 1,851,000 1.65%
11 WALL STREET ASSOCIATES 302,126 1,834,000 1.63%
12 VANGUARD GROUP INC 295,305 1,793,000 1.59%
13 TOCQUEVILLE ASSET MANAGEMENT L.P. 233,500 1,417,000 1.26%
14 Granite Investment Partners, LLC 171,506 1,041,000 0.93%
15 NEXT CENTURY GROWTH INVESTORS LLC 163,574 992,000 0.88%
16 BRIDGEWAY CAPITAL MANAGEMENT, LLC 152,430 925,000 0.82%
17 RENAISSANCE TECHNOLOGIES LLC 128,100 778,000 0.69%
18 MORGAN STANLEY 119,031 723,000 0.64%
19 WELLS FARGO & COMPANY/MN 110,000 668,000 0.59%
20 GILDER GAGNON HOWE & CO LLC 101,938 619,000 0.55%
21 GEODE CAPITAL MANAGEMENT, LLC 94,870 575,000 0.51%
22 BLACKROCK ADVISORS LLC 82,214 499,000 0.44%
23 NBW CAPITAL LLC 68,315 415,000 0.37%
24 ROYCE & ASSOCIATES LP 67,985 413,000 0.37%
25 BlackRock Fund Advisors 47,146 286,000 0.25%
26 BlackRock Group LTD 46,838 284,000 0.25%
27 ACADIAN ASSET MANAGEMENT LLC 46,707 284,000 0.25%
28 CITADEL ADVISORS LLC 38,659 235,000 0.21%
29 NEEDHAM INVESTMENT MANAGEMENT LLC 35,200 214,000 0.19%
30 BARCLAYS PLC 31,275 188,000 0.17%
31 Firsthand Capital Management, Inc. 30,000 182,000 0.16%
32 TD ASSET MANAGEMENT INC 27,500 167,000 0.15%
33 NORTHERN TRUST CORP 22,859 139,000 0.12%
34 OXFORD ASSET MANAGEMENT LLP 21,139 131,000 0.12%
35 Bank of New York Mellon Corp 18,816 114,000 0.10%
36 BALTER LIQUID ALTERNATIVES, LLC 12,646 77,000 0.07%
37 Spark Investment Management LLC 10,500 63,000 0.06%
38 RBF Capital, LLC 10,000 61,000 0.05%
39 HAREL INSURANCE INVESTMENTS & FINANCIAL SERVICES LTD. 3,500 21,000 0.02%
40 BlackRock Japan Co. Ltd 2,950 18,000 0.02%
41 BlackRock Investment Management, LLC 2,941 18,000 0.02%
42 MUFG Americas Holdings Corp 1,900 12,000 0.01%
43 RUSSELL FRANK CO/ 1,399 9,000 0.01%
44 MAGEE THOMSON INVESTMENT PARTNERS LLC 698 4,000 0.00%
45 AMERICAN INTERNATIONAL GROUP, INC. 500 3,000 0.00%
46 TORTOISE CAPITAL ADVISORS, L.L.C. 57 0 0.00%
47 BANK OF MONTREAL /CAN/ 36 0 0.00%

From 2023-01-03 onward, the SEC requires values to be reported in nearest dollars. Earlier filings reported values in thousands; therefore, positions shown as $0 in older filings may represent actual values between $0–$999.