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Institutional Investment Manager
MARXE AUSTIN W & GREENHOUSE DAVID M
MARXE AUSTIN W & GREENHOUSE DAVID M (CIK: 0001044321), located at C/O Special Situations Funds, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2014Q3)
Original 13F HR (0001044321-14-000112) filed in 2014.11.14
#
Name
Shares
Value ($)
%
Options
Notes
1 ORBITAL ATK INC 2,348,955 25,557 3.49%
2 KOPIN CORP 6,126,598 20,830 2.84%
3 Vocera Communications Inc 2,388,325 19,274 2.63%
4 Sensus Healthcare, Inc @6.75 6 2,300 18,563 2.53%
5 ULTRA CLEAN HLDGS INC 2,070,103 18,527 2.53%
6 LIVEPERSON INC 1,427,200 17,968 2.45%
7 PACIRA BIOSCIENCES INC 180,000 17,446 2.38%
8 CEVA Inc 1,275,449 17,142 2.34%
9 Broadwind Energy, Inc. 2,112,191 15,820 2.16%
10 Sensus Healthcare, Inc @6.75 6 251,416 14,097 1.92%
11 OMNIVISION TECHS INC 514,044 13,602 1.86%
12 Pure Technologies Ltd. 1,869,300 13,489 1.84%
13 LRAD CORP 4,667,710 12,649 1.73%
14 ADEPT TECHNOLOGY INC 1,467,850 12,345 1.68%
15 Brightcove, Inc. 2,200,967 12,281 1.67%
16 EXTREME NETWORKS INC COM 2,422,864 11,606 1.58%
17 SILICON MOTION TECHNOLOGY CO SPONSORED ADR 385,295 10,380 1.42%
18 POWERSECURE INTL INC 1,022,531 9,796 1.34%
19 MICROFINANCIAL INC 1,208,665 9,742 1.33%
20 ENTROPIC COMMUNICA 3,597,070 9,568 1.30%
21 Carbon Natural Gas Company 10,888,889 9,256 1.26%
22 MAG SILVER CORP COM 295,222 9,237 1.26%
23 CPI AEROSTRUCTURES INC COM NEW 931,040 9,171 1.25%
24 LEMAITRE VASCULAR INC COM 1,311,617 9,024 1.23%
25 Amber Road Inc 512,811 8,892 1.21%
26 IDEAL PWR INC 1,146,935 8,625 1.18%
27 ERICKSON INC 638,976 8,300 1.13%
28 CONSTANT CONTACT INC 299,252 8,122 1.11%
29 REPLIGEN CORP COM 400,000 7,964 1.09%
30 ARGOS THERAPEUTICS INC 750,000 7,545 1.03%
31 INCONTACT INC 863,552 7,509 1.02%
32 NEOPHOTONICS CORP 2,208,656 7,399 1.01%
33 PFENEX INC COM 1,000,000 7,360 1.00%
34 GeneNews, Ltd. (Canada) (CF) 6,303,242 7,261 0.99%
35 KMG CHEMICALS INC COM 430,698 7,012 0.96%
36 ALCOBRA LTD 443,496 6,848 0.93%
37 MAXLINEAR INC COM 967,397 6,656 0.91%
38 Fuelcell Energy Inc 3,101,605 6,482 0.88%
39 ORAMED 790,000 6,367 0.87%
40 AEROVIRONMENT INC COM 210,000 6,315 0.86%
41 VITAE PHARMACEUTICALS INC 825,000 6,295 0.86%
42 WAFERGEN BIO-SYSTEMS INC 1,400,000 6,090 0.83%
43 ARATANA THERAPEUTICS INC COM 600,000 6,024 0.82%
44 SMART TECHNOLOGIES INC 3,559,764 5,838 0.80%
45 SPARK NETWORKS INC 1,233,681 5,724 0.78%
46 ENERGOUS CORP 481,096 5,484 0.75%
47 VITESSE SEMICONDUCTOR CORP 1,502,400 5,409 0.74%
48 Turtle Beach Corporation 695,050 5,317 0.73%
49 MANITEX INTL INC 459,230 5,185 0.71%
50 ARDMORE SHIPPING CORP 474,300 5,170 0.71%
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