THOMSON HORSTMANN & BRYANT INC Information

501 MERRITT 7, NORWALK, Connecticut, 06851, (203) 653-7060

Report Date: 03/31/2013

Position Statistics:

Total Positions 278
New Positions 30
Increased Positions 172
Decreased Positions 93
Positions with Activity 265
Sold Out Positions 33
Total Mkt Value
(in $ millions)
1,519

Sector Weighting

Basic Materials 4.81%
Capital Goods 14.33%
Conglomerates 0.29%
Consumer Cyclical 5.93%
Consumer/Non-Cyclical 4.02%
Energy 7.28%
Financial 17.62%
Healthcare 9.74%
Services 15.04%
Technology 16.63%
Transportation 3.08%
Utilities 1.22%

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

30 New Positions as of 03/31/2013

Company Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
BRIGHTCOVE INC COM 7,888 7,888 New 1,028,400
NOVADAQ TECHNOLOGIES INC COM 4,580 4,580 New 317,600
BLACK DIAMOND INC COM 4,029 4,029 New 450,188
SI FINL GROUP INC MD COM 3,518 3,518 New 325,100
BIODELIVERY SCIENCES INTL INC COM 3,422 3,422 New 721,987
ANTARES PHARMA INC COM 3,173 3,173 New 781,545
REACHLOCAL INC COM 2,965 2,965 New 219,788
VENTRUS BIOSCIENCES INC COM 2,588 2,588 New 973,000
NATIONAL FINL PARTNERS CORP COM 2,402 2,402 New 95,400
HUDSON TECHNOLOGIES INC COM 2,162 2,162 New 548,815
NANOSPHERE INC COM 2,072 2,072 New 668,314
PROVIDENCE SVC CORP COM 1,909 1,909 New 79,663
PERFORMANT FINL CORP COM 1,810 1,810 New 184,700
HOWARD HUGHES CORP COM 1,671 1,671 New 15,100
MANITOWOC INC COM 1,327 1,327 New 67,200
TOWER GROUP INTL LTD COM 1,272 1,272 New 65,940
CACHE INC COM NEW 1,267 1,267 New 328,200
PREFERRED BK LOS ANGELES CA COM NEW 1,245 1,245 New 75,168
CIRCOR INTL INC COM 1,236 1,236 New 24,600
ITRON INC COM 1,083 1,083 New 25,300