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Institutional Investment Manager
Potomac Capital Management, Inc.
Potomac Capital Management, Inc. (CIK: 0001418746) incorporated in New York, located at 299 Park Avenue, New York, NY. Institutional holdings reported to the SEC.

Institutional Holdings (2015Q1)
Portfolio Summary: 74 holdings with a total value of $93,150,000.
#
Name
Shares
Value ($)
%
Options
Notes
1 NUMEREX CORP PA 685,572 7,816,000 8.39%
2 BLACK DIAMOND INC COM 522,510 4,938,000 5.30%
3 AXCELIS TECHNOLOGIES INC 1,877,894 4,469,000 4.80%
4 AUDIENCE INC 795,694 3,612,000 3.88%
5 EXTREME NETWORKS INC COM 1,104,708 3,491,000 3.75%
6 UNISYS CORP 137,543 3,192,000 3.43%
7 BOINGO WIRELESS INC COM 376,973 2,842,000 3.05%
8 RADISYS CORP COM 1,214,010 2,610,000 2.80%
9 QUANTUM CORP COM DSSG 1,547,523 2,476,000 2.66%
10 TeleCommunication Systems Inc. 624,215 2,391,000 2.57%
11 RIGHTSIDE GROUP LTD COM 233,825 2,373,000 2.55%
12 USA TECHNOLOGIES INC COM NO PAR 838,990 2,307,000 2.48%
13 ECHOSTAR CORP CL A 44,150 2,283,000 2.45%
14 INTERSECTIONS INC COM 612,710 2,089,000 2.24%
15 REALD INC 155,144 1,984,000 2.13%
16 SCIQUEST INC 113,881 1,928,000 2.07%
17 CARTESIAN INC 547,943 1,896,000 2.04%
18 LIONBRIDGE TECHNOLOGIES 328,088 1,877,000 2.02%
19 ENTROPIC COMMUNICA 631,000 1,868,000 2.01%
20 NET 1 UEPS TECHNOLOGIES INC 132,464 1,812,000 1.95%
21 DIREXION DAILY SMALL CAP BEAR ETF 170,000 1,720,000 1.85% Call
22 LIGHT & WONDER INC COM 163,700 1,714,000 1.84%
23 O2MICRO INTERNATIONAL LTD SPONS ADR 647,451 1,696,000 1.82%
24 TRAVELCENTERS AMER LLC 90,744 1,583,000 1.70%
25 NEWTEK BUSINESS SVCS CORP 85,763 1,418,000 1.52%
26 MATTERSIGHT CORP COM 201,736 1,251,000 1.34%
27 NETFLIX INC 3,000 1,250,000 1.34% Call
28 Essex Rent Corp 906,253 1,196,000 1.28%
29 PHARMATHENE INC COM 634,134 1,034,000 1.11%
30 RAND LOGISTICS INC 315,318 1,025,000 1.10%
31 FALCONSTOR SOFTWARE INC 655,739 1,016,000 1.09%
32 FINISH LINE INC CL A 39,650 972,000 1.04%
33 EHEALTH INC COM 101,725 954,000 1.02%
34 APPLIED OPTOELECTRONICS INC 64,290 892,000 0.96%
35 FX ENERGY INC 682,669 853,000 0.92%
36 HYDRA INDS ACQUISITION CORP 87,500 837,000 0.90%
37 SHOE CARNIVAL INC 28,357 835,000 0.90%
38 MERU NETWORKS INC 577,510 832,000 0.89%
39 FREIGHTCAR AMERICA INC 24,742 778,000 0.84%
40 SIGA TECHNOLOGIES ORD 371,526 721,000 0.77%
41 ADVANCED PHOTONIX INC 1,741,463 697,000 0.75%
42 MAXWELL TECHNOLOGIES INC 85,100 686,000 0.74%
43 RCI HOSPITALITY HLDGS INC COM 65,333 680,000 0.73%
44 ZBB ENERGY CORPORATION 1,073,100 612,000 0.66%
45 POINTS INTL LTD COM NEW 59,266 600,000 0.64%
46 UNISYS CORP 25,000 580,000 0.62% Call
47 KNOWLES CORP COM 30,000 578,000 0.62%
48 SPORTSMANS WAREHOUSE 71,523 571,000 0.61%
49 LIGHT & WONDER INC COM 50,000 524,000 0.56% Call
50 ALON USA ENERGY INC 30,600 507,000 0.54%
Page 1 of 2

Portfolio data is normalized using SEC Form 13F filings, including the Original 13F-HR (0001418746-15-000006, filed 2015.05.05).

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.