Grupo Simec SAB de CV ADR (SIM) had the highest return in March 1999 by a US stock, returning 153.3%.

ASSET	MONTH	% RETURN
Grupo Simec SAB de CV ADR (SIM)	March 1999	153.33%
Portage Biotech (PRTG)	March 1999	135.71%
BP Prudhoe Bay Royalty Trust (BPT)	March 1999	93.25%
Patterson-UTI Energy (PTEN)	March 1999	89.35%
Repligen (RGEN)	March 1999	88.46%
Companhia Siderurgica Nacional ADR (SID)	March 1999	82.35%
Range Resources (RRC)	March 1999	75.62%
Sono-Tek (SOTK)	March 1999	75%
KVH Industries (KVHI)	March 1999	73.53%
Innovex International (INVX)	March 1999	73.04%
Qualcomm (QCOM)	March 1999	70.97%
Companhia Paranaense de Energia Pref ADR (ELP)	March 1999	70.94%
Envela (ELA)	March 1999	68.42%
Columbia Sportswear (COLM)	March 1999	61.85%
Precision Optics Corporation, Inc Common stock (POCI)	March 1999	60%
Innodata (INOD)	March 1999	59.19%
Gulf Island Fabrication (GIFI)	March 1999	57.01%
Nabors Industries (NBR)	March 1999	55.62%
VeriSign (VRSN)	March 1999	55.56%
Asure Software (ASUR)	March 1999	54.93%
Amarin (AMRN)	March 1999	54.84%
Weatherford International (WFRD)	March 1999	54.24%
icad (ICAD)	March 1999	53.33%
Magic Software Enterprises (MGIC)	March 1999	53.32%
AXT (AXTI)	March 1999	52.54%