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Fund Holdings of GAGNON SECURITIES LLC Filed on 2012-01-26

Link to Original SEC 13F filings sorted on filing date: 2012-01-26 | 2011-10-25 | 2011-07-29 | 2011-05-02 | 2011-02-04 | 2010-11-02 | 2010-08-02 | 2010-04-29 | 2010-02-04 | 2009-11-04 | 2009-07-20 | 2009-04-15 | 2009-02-17 | 2008-11-12 | 2008-07-29 | 2008-05-05 |

1. Fund Information

Fund NameGAGNON SECURITIES LLC
Fund Manager
AddressP.O. BOX 1370 AVENUE OF THE AMERICAS,, SUITE 2002
NEW YORK, NY, 10019
::Google Map
Phone(212) 554-5000
13F Asset Last Qtr$375,541,000
13F Asset This Qtr$168,250,000
Asset Change-55.20%

2. Comparison of Holdings by Sectors with Last Quarter

3. Top 20 Holdings (Value) of This Quarter

No.SecurityPut/CallStockSharesValue(x$1000)Activity(Shr)% Port.
1.)NOVADAQ TECHS INCNVDTF2,023,736$9,957Cut -63.66%5.92%
2.)RTI BIOLOGICS, INC.RTIX2,039,911$9,057Cut -60.11%5.38%
3.)RED HAT INCRHT196,903$8,130Cut -46.05%4.83%
4.)ATHENAHEALTH, INC.ATHN158,189$7,770Cut -45.39%4.62%
5.)CYMER, INC.CYMI151,124$7,520Cut -52.34%4.47%
6.)CONSTANT CONTACT, INC.CTCT320,871$7,447Cut -52.88%4.43%
7.)FXCM INC. CLASS A COMMON STOCKFXCM675,616$6,587Cut -54.00%3.92%
8.)RUDOLPH TECHNOLOGIES, INC.RTEC681,957$6,315Cut -53.64%3.75%
9.)AMERESCO, INC CLASS A COMMON STOCKAMRC454,851$6,241Cut -52.22%3.71%
10.)GENERAL FINANCE CORPORATION - GENERAL FINANCE CORPORATION COMMON STOCKGFN2,250,837$5,965Cut -54.28%3.55%
11.)EQUINIX, INC.EQIX58,470$5,929Cut -58.74%3.52%
12.)PLX TECHNOLOGY, INC.PLXT1,950,855$5,599Cut -44.88%3.33%
13.)TANGOE INCTNGO360,715$5,555Cut -55.95%3.30%
14.)HURON CONSULTING GROUP INC.HURN143,110$5,544Cut -63.46%3.30%
15.)CARMAX INC.KMX178,654$5,445Cut -57.55%3.24%
16.)COM DEVELOPMENT INTLCDVIF2,560,126$5,162Cut -54.40%3.07%
17.)ELLIE MAE INC906,290$5,121Cut -53.94%3.04%
18.)AIR LEASE CORPORATIONAL204,521$4,849Cut -20.26%2.88%
19.)NETSUITE INC COMMON STOCKN113,498$4,602Cut -54.63%2.74%
20.)DURECT CORPORATIONDRRX3,659,561$4,318Cut -36.28%2.57%

4. Top 20 (Value) Holdings BOUGHT NEW in This Quarter

No.SecurityPut/CallStockShares NEWValue(x$1000)% Port.
1.)NAPCO SECURITY TECHNOLOGIES, INC.NSSC389,246$9690.58%
2.)GENERAL ELECTRIC COGE19,645$3520.21%
3.)JEFFERIES GROUP, INC.JEF19,987$2750.16%
4.)SR NT CONV 6.0% DUE 5/1/15 5/1/15106,000$1030.06%

5. Top 20 (Value) Holdings Totally SOLD OUT in This Quarter

No.SecurityPut/CallStockShares SOLDValue(x$1000)% Port. Last Qtr
1.)CHART INDUSTRIES, INC.GTLS76,216$3,2140.86%
2.)VALUECLICK, INC.VCLK187,440$2,9170.78%
3.)YAHOO! INC.YHOO111,200$1,4630.39%
4.)ELECTRONIC ARTS INC.ERTS70,310$1,4380.38%
5.)CELGENE CORPORATIONCELG23,091$1,4300.38%
6.)PEGASYSTEMS INC.PEGA46,250$1,4160.38%
7.)CIRRUS LOGIC, INC.CRUS91,125$1,3430.36%
8.)GAMESTOP CORPGME55,006$1,2710.34%
9.)PERFICIENT, INC.PRFT158,235$1,1580.31%
10.)CADENCE DESIGN SYSTEMS, INC.CDNS121,665$1,1240.30%
11.)APPLE INC.AAPL2,711$1,0330.28%
12.)AVIAT NETWORKS, INC.AVNW431,210$1,0130.27%
13.)HEMISPHERE GPS INC COM NPVHEMGF1,389,100$9920.26%
14.)NICE-SYSTEMS LIMITED - AMERICAN DEPOSITARY SHARESNICE32,260$9790.26%
15.)CERAGON NETWORKS LTD.CRNT101,768$9720.26%
16.)EXAR CORPORATIONEXAR166,711$9520.25%
17.)COMSCORE, INC.SCOR55,180$9310.25%
18.)TEKELECTKLC151,140$9130.24%
19.)SOURCEFIRE, INC.FIRE32,015$8570.23%
20.)MONOLITHIC POWER SYSTEMS, INC.MPWR83,360$8490.23%