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Top Direct Holders

HolderPositionShares% of Shares
Report Date
Leon NavickasN/A562,0311.89%2006-10-19
Mr. Peter E. Williams, IIIN/A179,7830.6%2012-07-17
Mr. Joe E. KianiN/A93,4500.31%2012-01-05
Michael J. MartiniN/A20,000less than 0.1%2007-10-24
Mr. William SlaterN/A14,749less than 0.1%2011-10-06
Yazdani BabakN/A13,330less than 0.1%2012-07-15
Mr. William V. RussellN/A10,000less than 0.1%2012-01-05
Mr. Jeffrey CarrN/A7,915less than 0.1%2012-07-15
Mr. Dow R. WilsonN/A6,500less than 0.1%2012-01-25
Mr. William M. KleinN/A6,300less than 0.1%2012-01-11

Insider Charts

Insider Transactions

Insider Position Date Buy/Sell Shares Shares Owned Following This (Direct & Indirect) Trade Price ($) Cost ($1000) Price Change
Since Trade (%)
Share Ownership Details
ARDSLEY ADVISORY PARTNERS10% Owner2015-02-11Sell450,0002,744,984$8.883996-0.68
2,744,984 (See FN)
Emancipation Management LLC10% Owner2014-12-18Buy65,0003,486,030$9.03586.95-2.33
3,486,030 (See footnotes(F1,F2))
Emancipation Management LLC10% Owner2014-11-04Buy15,0003,421,030$13.42201.3-34.28
3,421,030 (See footnotes(F1,F2))
Emancipation Management LLC10% Owner2014-10-23Buy80,5603,406,030$13.291070.64-33.63
3,406,030 (See footnotes(F1,F2))
Emancipation Management LLC10% Owner2014-10-14Buy159,1003,325,470$13.362125.58-33.98
3,325,470 (See footnotes(F1,F2))
ARDSLEY ADVISORY PARTNERS10% Owner2014-09-24Sell25,0003,194,984$13.07326.75-32.52
3,194,984 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-09-03Buy50,0003,219,984$13.8690-36.09
3,219,984 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-08-26Buy22,5003,169,984$14.31321.98-38.36
3,169,984 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-08-25Buy11,9003,147,484$13.79164.1-36.04
3,147,484 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-08-20Buy25,6000$12.63323.33-30.17
0 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-07-14Sell3,2163,109,984$12.540.2-29.44
3,109,984 (See FN)
Emancipation Management LLC10% Owner2014-06-05Buy27,6003,166,370$10.06277.66-12.33
3,166,370 (See footnotes(F1,F2))
Emancipation Management LLC10% Owner2014-05-30Buy15,2003,138,770$9.66146.83-8.7
3,138,770 (See footnotes(F1,F2))
Emancipation Management LLC10% Owner2014-05-23Buy30,9003,123,570$9.48292.93-6.96
3,123,570 (See footnotes(F1,F2))
Emancipation Management LLC10% Owner2014-05-16Buy100,0003,092,670$9.75975-9.54
3,092,670 (See footnotes(F1,F2))
ARDSLEY ADVISORY PARTNERS10% Owner2014-05-15Sell32,2003,113,200$9.9318.78-10.91
3,113,200 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-05-09Sell25,0003,145,400$9.6240-8.13
3,145,400 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-04-24Sell59,5623,170,400$11.26670.67-21.67
3,170,400 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-04-15Sell30,2003,229,962$11.41344.58-22.7
3,229,962 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2014-01-03Sell50,0003,260,162$12.4620-28.87
3,260,162 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2013-12-31Sell15,0000$12.36185.4-28.64
0 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2013-11-22Sell25,0003,325,162$12.25306.25-28
3,325,162 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2013-11-01Sell20,0003,351,800$11.7234-24.62
3,351,800 (FN)
ARDSLEY ADVISORY PARTNERS10% Owner2013-10-29Sell17,2923,371,800$11.49198.69-23.24
3,371,800 (See FN)
ARDSLEY ADVISORY PARTNERS10% Owner2013-04-09Buy200,0003,389,092$6.89137828.01
3,389,092 (See FN)

Only the transactions in Open Market or Private Sale at the market prices are included. Other transactions such as Conversion of derivative security or Exercise of Options are not included. Insiders are only limited to Officers and/or Directors of the company.

"Shares" change (fifth column), "Shares Owned Following This (Direct & Indirect)" transactions (sixth column), and "Trade Price ($)" (seventh column) are split adjusted. The "Share Ownership Details" (last column) displayed data is as of reported (also split adjusted).

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