AMERICAN RESEARCH & MANAGEMENT CO. Information

145 FRONT STREET, MARION, Massachusetts, 02738, (508) 748-1665

Report Date: 03/31/2013

Position Statistics:

Total Positions 392
New Positions 25
Increased Positions 75
Decreased Positions 85
Positions with Activity 160
Sold Out Positions 13
Total Mkt Value
(in $ millions)
263

Sector Weighting

Basic Materials 9.67%
Capital Goods 1.43%
Conglomerates 0.02%
Consumer Cyclical 2.16%
Consumer/Non-Cyclical 14.65%
Energy 14.78%
Financial 12.92%
Healthcare 9.78%
Services 8.03%
Technology 15.9%
Transportation 1.29%
Utilities 2.8%

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

75 INCREASED Positions as of 03/31/2013

Company Class Value of Shares ($1,000s) Change in Value ($1,000s) Change (%) Shares Held
3-D SYS CORP DEL COM NEW 76 69 990 1,635
SPDR GOLD TRUST GOLD SHS 76 11 16.13 576
BRIGHT HORIZONS FAM SOL IN DEL COM 75 75 New 2,150
CITRIX SYS INC COM 68 68 New 1,050
STRATASYS LTD SHS 59 52 833.33 700
ALPS ETF TR ALERIAN MLP 42 20 91.67 2,300
CERNER CORP COM 39 39 New 400
MCDONALDS CORP COM 36 18 101.15 350
GLAXOSMITHKLINE PLC SPONSORED ADR 33 21 177.78 625
DEVON ENERGY CORP NEW COM 33 24 266.67 550
STERICYCLE INC COM 28 28 New 250
OCEANEERING INTL INC COM 22 22 New 300
KLA-TENCOR CORP COM 17 17 New 300
WISDOMTREE TRUST DIV EX-FINL FD 17 .78 258
ATWOOD OCEANICS INC COM 16 16 New 300
TRANSOCEAN LTD REG SHS 16 16 New 300
TELECOM CORP NEW ZEALAND LTD SPONSORED ADR 15 5 47.62 1,550
AMERICAN CAPITAL AGENCY CORP COM 14 14 New 500
BAIDU INC SPON ADR REP A 10 10 New 100
SIRIUS MINERALS PLC SHS 9 4.17 25,000