Share Data

Biospherics Inc. :0Beltsville .. .Ticker .. . .. .. .. Yesterday's .. .. .. .. .. Symbol .. .. .. ..Cls. .. .. .. .. .. Chg. .. .. .. .. .. BINC .. .. .. .. 6 1/4 .. .. .. .. .. .. + 1/2 Period ended 3/31/95 .. .. .. .. .. .. ..1st qtr. .. .. ..Year ago .. .. .. Chg. Revenue .. .. .. .. .. .. ..$4,021 .. .. .. ..$3,699 .. .. .. ..+8.7% Net Income.. .. .. .. .. ...$81 .. .. .. .. ..$(98) .. .... .. .. -- Primary EPS .. .. .. .. ... $0.02 .. .. .. .. $(0.03)

Survival .... .... ... .... Ticker .... .... Yesterday's Technology Inc. .... ....... .... Symbol .... .... Cls. ... Chg. .... .... .... ..... ....... .... STIQ ..... .... 8 3/4 .. unch Period ended Oct. 31 .... .... .... 1st qtr. .... .... Year ago .... .... Chg. Revenue .... .... .... $5,295 ...... .... $4,967 ...... .... +6.6% Net Income .... ...... $144 ........ .... $25 ..... .... ... +476% Primary EPS .... ..... $0.5 .... .... ... $0.1 ..... .... ... -- Figures in thousands (except per share data)

Biospherics Inc.`Ticker .... Yesterday'sSymbol .... Cls. .. Chg.BINC ...... 6 5/8 . unch.Periold endedDec. 31 ..... 12 mos. ... Year ago ... Chg.Revenue .... $13,800 .... $13,740 ... +0.44%Net Income ..... $69 ....... $394 ..... -82%Primary EPS .. $0.01 ...... $0.04 ..... -75%Figures in thousands (except per share data).Pub Date: 3/22/97

Environmental Elements Corp.Ticker ................ Yesterday'sSymbol ................ Cls. .... Chg.EEC ................... 3 3/4 ... unchgPeriod endedJune 30 ............. 1st qtr. ..... Year ago ..... Chg.Revenue ............. $16,543 ...... $13,924 ...... +18.8%Net Income .......... $207 ......... $14 .......... 1,378.6%Primary EPS ......... $0.03 ........ $0.00 ........ --Figures in thousands (except per share data).Pub Date: 7/24/98

Microlog Corp.Germantown ... ... ... Ticker ... .. ... ... Yesterdays... ... ... ... ... .. Symbol ... ... ... Cls. ... Chg.... ... ... ... ... ...MLOG ... ... .. .. 1 1/16 .. +1/16Period ended1/31 ... ... ... ... ... 1st qtr. ... ... ... ... Year ago ... ... Chg.Revenue ... ... .. .. .. $5,429 ... ... ... .. .. $4,095 ... ... +32.6%Net Income ... ... .. .. ($950) ... ... ... .. .. $281 ... ... .. --Primary EPS ... ... .. ..($0.25) ... ... .. .. .. $0.07 ... .. .. --Figures in thousands (except per share data)

Penril DataComm Networks Inc. Ticker ...... Yesterday's Symbol ...... Cls. ... Chg. ( PNRL ........ 5 7/8 . + 5/8 Period ended Oct. 31 0 .......... 1st qtr. ..... Year ago ... Chg. Revenue ..... $18,511 ....... $11,288 ... +64.0% Net Income ..... $507 ........ $(796) .... -- Primary EPS ... $0.07 ....... $(0.12) .... -- Figures in thousands (except per share data.)

PharmaKinetics Laboratories Inc. ... ... ... Ticker ... ... Yesterday's ... ... ... ... ... .. .. ... Symbol ... ... Cls. ... Chg. ... ... ... ... .. .. ... ... PKLB .. .. ... 1 1/16 .. Unch. Period ended Sept. 30 ... ... ... 3rd qtr. ... ... ... Year ago ... Chg. Revenue .. .. .. ... $2,144 ... ... .. .. $1,903 .. .. +12.6% Net Income .. .. ... $101 ... ... ... ... $66 ... ... +53.0 Primary EPS ... ... $0.01 ... ... ... ... $0.01 .. .. 0.0% Figures in thousands (except per share data.

Group 1 Software Inc. Ticker ....... Yesterday's Symbol ....... Cls. ... Chg. GSOF ......... 12 3/4 - 3/4 Period ended June 30 ...... 1st qtr. .. Year ago ... Chg. Revenue ...... $11,929 .... $11,870 .. +0.5% Net Income ... $50 ........ $(1,094) .... -- Primary EPS .. $0.01 ...... $(0.25) ..... -- Figures in thousands (except per share data) Pub Date: 8/12/98