Stock TransactionsASPEN AEROGELS INC

Total Bought
1,531,165
14 transactions
Total Sold
1,720,242
21 transactions
Net
-189,077
shares
Filing Period:Transaction:
FundPrevious Shares
Current Shares
Change in Shares
Previous Portfolio Weightage (%)
Current Portfolio Weightage (%)
Change in Weight (%)
Type
FRONTIER CAPITAL MANAGEMENT CO LLC1,451,7572,072,789+621,0320.230.34+0.11buy
Hood River Capital Management LLC2,942,5483,300,443+357,8951.281.30+0.02buy
SILVERCREST ASSET MANAGEMENT GROUP LLC323,083478,193+155,1100.040.05+0.02buy
Encompass Capital Advisors LLC2,027,5322,181,339+153,8071.872.08+0.21buy
OAKTOP CAPITAL MANAGEMENT II, L.P.3,194,7583,340,525+145,7676.686.79+0.11buy
Marex Group plc65,000105,000+40,0000.040.06+0.02buy
NEEDHAM INVESTMENT MANAGEMENT LLC2,967,4003,002,200+34,8005.914.91-1.00buy
ALGERT GLOBAL LLC61,23450,534+10,7000.040.030.00sell
Abbot Financial Management, Inc.28,10434,816+6,7120.270.34+0.07buy
AlphaQuest LLC1,4727,260+5,7880.000.020.00buy
Strategic Wealth Partners, Ltd.63,67568,980+5,3050.120.13+0.01buy
Informed Momentum Co LLC201,498204,448+2,9500.560.56-0.00buy
Banque Cantonale Vaudoise3,3414,593+1,2520.000.00+0.00buy
RICE HALL JAMES & ASSOCIATES, LLC580,491581,215+7240.530.58+0.05buy
Ballentine Partners, LLC13,17913,202+230.000.00+0.00buy
Bouvel Investment Partners, LLC94,31894,188-1300.700.72+0.02sell
Harel Insurance Investments & Financial Services Ltd.4,7173,959-7580.000.00+0.00sell
IQ EQ FUND MANAGEMENT (IRELAND) Ltd86,85285,257-1,5950.160.17+0.01sell
GREENWOOD CAPITAL ASSOCIATES LLC144,984140,284-4,7000.300.33+0.03sell
Sargent Investment Group, LLC337,281330,187-7,0941.171.27+0.11sell
FULLER & THALER ASSET MANAGEMENT, INC.272,580264,890-7,6900.020.02-0.00sell
ARS Investment Partners, LLC41,47933,679-7,8000.070.06-0.01sell
CASTLEARK MANAGEMENT LLC250,060230,444-19,6160.170.17-0.01sell
Harvey Partners, LLC302,500277,500-25,0000.540.52-0.02sell
Jackson Creek Investment Advisors LLC101,24561,831-39,4140.610.39-0.23sell
KENNEDY CAPITAL MANAGEMENT LLC220,268177,900-42,3680.080.06-0.01sell
ESSEX INVESTMENT MANAGEMENT CO LLC433,150385,455-47,6951.351.34-0.01sell
DRIEHAUS CAPITAL MANAGEMENT LLC996,043936,065-59,9780.190.16-0.03sell
ROYCE & ASSOCIATES LP1,719,0831,648,074-71,0090.250.26+0.01sell
Palogic Value Management, L.P.200,000100,000-100,0001.400.76-0.64sell
NEW YORK STATE COMMON RETIREMENT FUND508,077383,658-124,4190.010.01-0.00sell
AWM Investment Company, Inc.2,146,4281,977,839-168,5894.464.56+0.10sell
ARDSLEY ADVISORY PARTNERS LP1,046,000865,000-181,0003.552.19-1.36sell
Penn Capital Management Company, LLC719,681537,369-182,3121.040.84-0.20sell
Samjo Management, LLC2,276,1501,657,775-618,37512.7210.26-2.46sell
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