GAGNON SECURITIES LLC Information

P.O. BOX 1370 AVENUE OF THE AMERICAS,, NEW YORK, New York, 10019, (212) 554-5000

Report Date: 03/31/2013

Position Statistics:

Total Positions 82
New Positions 7
Increased Positions 52
Decreased Positions 28
Positions with Activity 80
Sold Out Positions 4
Total Mkt Value
(in $ millions)
259

Sector Weighting

Basic Materials 5.42%
Capital Goods 3.45%
Conglomerates 3.12%
Consumer Cyclical 3.18%
Consumer/Non-Cyclical 0.14%
Energy 0.29%
Financial 8.83%
Healthcare 20.15%
Services 17.58%
Technology 37.74%
Transportation 0.09%
Utilities

Institutional Holdings information is filed by major institutions on form 13-F with the Securities and Exchange Commission.

82 Positions as of 03/31/2013

Company Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
NOVADAQ TECHNOLOGIES INC COM 24,783 -246 (0.98) 1,831,695
FXCM INC COM CL A 14,488 -25 (0.17) 984,228
ELLIE MAE INC COM 13,403 524 4.07 598,616
ATHENAHEALTH INC COM 12,993 -215 (1.63) 151,403
GENERAL FIN CORP DEL COM 12,666 -577 (4.36) 2,980,276
AIR LEASE CORP CL A 11,862 22 .18 410,589
CARMAX INC COM 11,689 -39 (0.34) 250,239
TANGOE INC COM 10,545 2,185 26.13 743,131
RED HAT INC COM 9,957 515 5.45 205,346
NEOVASC INC COM 9,029 175 1.98 3,720,214
COM DEV INTL LTD COM 8,568 -82 (0.95) 2,612,128
RUDOLPH TECHNOLOGIES INC COM 8,173 -223 (2.66) 692,603
CONSTANT CONTACT INC COM 8,064 786 10.80 541,200
E2OPEN INC COM 7,974 5 .07 539,154
RTI BIOLOGICS INC COM 7,935 32 .41 1,954,536
AMERESCO INC CL A 7,810 382 5.14 945,464
ICG GROUP INC COM 7,626 42 .55 676,693
ALPHA & OMEGA SEMICONDUCTOR LT SHS 6,545 -918 (12.3) 882,052
NETSUITE INC COM 6,067 -1,616 (21.03) 69,451
DTS INC COM 5,952 5,952 New 289,189

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