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MKS Instruments Inc. (MKSI)

At 1:00PM ET: 15.22   0.25 (1.62%)

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Insider Transactions Get Insider Transactions for:
NET SHARE PURCHASE ACTIVITY Insider Purchases - Last 6 Months   Shares Trans Purchases N/A 0 Sales 243,407 11 Net Shares Purchased (Sold) (243,407) 11 Total Insider Shares Held 2.73M N/A % Net Shares Purchased (Sold) (8.2%) N/A Net Institutional Purchases - Prior Qtr to Latest Qtr   Shares Net Shares Purchased (Sold) (4,446,060) % Change in Institutional Shares Held (10.9%) Data provided by Thomson Financial
INSIDER TRANSACTIONS REPORTED - LAST TWO YEARS Date Insider Shares Type Transaction Value* 9-Nov-09 AMON CRISTINA Director 556 Direct Option Exercise at $0 per share. N/A 6-Nov-09 ANDERSON ROBERT R Director 4,000 Direct Sale at $15.77 per share. $63,080 16-Oct-09 BERTUCCI JOHN R Director 25,000 Direct Automatic Sale at $19.03 per share. $475,750 15-Oct-09 BERTUCCI JOHN R Director 25,540 Indirect Automatic Sale at $19.51 per share. $498,285 8-Oct-09 LEE JOHN TSENG-CHUNG Officer 3,750 Direct Option Exercise at $0 per share. N/A 8-Oct-09 LEE JOHN TSENG-CHUNG Officer 1,341 Direct Automatic Sale at $19.16 per share. $25,693 21-Sep-09 BERTUCCI JOHN R Director 25,817 Direct Automatic Sale at $19.87 per share. $512,983 18-Sep-09 BERTUCCI JOHN R Director 50,000 Indirect Automatic Sale at $20.08 per share. $1,003,999 17-Sep-09 COLELLA GERARD G Officer 1,000 Direct Option Exercise at $0 per share. N/A 17-Sep-09 COLELLA GERARD G Officer 318 Direct Disposition (Non Open Market) at $20.33 per share. $6,464 14-Sep-09 BERLINGHIERI LEO Officer 6,382 Direct Sale at $20.03 per share. $127,831 1-Sep-09 HANLEY PETER Director 556 Direct Option Exercise at $18.43 per share. $10,247 18-Aug-09 BERTUCCI JOHN R Director 25,000 Direct Automatic Sale at $17.65 per share. $441,249 17-Aug-09 BERTUCCI JOHN R Director 25,000 Indirect Automatic Sale at $17.53 per share. $438,250 7-Aug-09 AMON CRISTINA Director 555 Direct Option Exercise at $0 per share. N/A 3-Aug-09 VALENTE LOUIS P Director 4,000 Direct Sale at $19.60 per share. $78,400 3-Aug-09 STEWART WILLIAM D Officer 12,906 Direct Sale at $19.60 per share. $252,957 28-Jul-09 LEE JOHN TSENG-CHUNG Officer 6,187 Direct Sale at $19.13 per share. $118,357 24-Jul-09 COLELLA GERARD G Officer 8,575 Direct Sale at $19.45 per share. $166,783 22-Jul-09 BERTUCCI JOHN R Director 25,000 Direct Automatic Sale at $18.33 per share. $458,249 24-Jun-09 BERTUCCI JOHN R Director 750,000 Indirect Acquisition (Non Open Market) at $0 per share. N/A 24-Jun-09 BERTUCCI JOHN R Director 750,000 Direct Disposition (Non Open Market) at $0 per share. N/A 1-Jun-09 HANLEY PETER Director 555 Direct Option Exercise at $14.37 per share. $7,975 7-May-09 AMON CRISTINA Director 556 Direct Option Exercise at $0 per share. N/A 4-May-09 BEECHER GREGORY R Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 KAHL HANS JOCHEN Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 AMON CRISTINA Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 CHUTE RICHARD S Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 CHUTE RICHARD S Director 4,000 Direct Sale at $15.28 per share. $61,120 4-May-09 ANDERSON ROBERT R Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 VALENTE LOUIS P Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 HANLEY PETER Director 4,000 Direct Acquisition (Non Open Market) N/A 4-May-09 BERTUCCI JOHN R Director 4,000 Direct Acquisition (Non Open Market) N/A 24-Apr-09 COLELLA GERARD G Officer 8,000 Direct Sale at $15.90 per share. $127,200 18-Mar-09 VALENTE LOUIS P Director 10,500 Direct Option Exercise at $14 per share. $147,000 18-Mar-09 VALENTE LOUIS P Director 10,500 Direct Automatic Sale at $14.35 per share. $150,675 13-Mar-09 HANLEY PETER Director 556 Direct Sale at $13.54 per share. $7,528 12-Mar-09 SMITH JOHN ALEXANDER Officer 4,078 Direct Sale at $13.23 per share. $53,951 10-Mar-09 LEE JOHN TSENG-CHUNG Officer 3,529 Direct Option Exercise at $0 per share. N/A 10-Mar-09 LEE JOHN TSENG-CHUNG Officer 1,350 Direct Automatic Sale at $12.19 per share. $16,456 10-Mar-09 COLELLA GERARD G Officer 4,940 Direct Option Exercise at $0 per share. N/A 10-Mar-09 COLELLA GERARD G Officer 1,569 Direct Automatic Sale at $12.19 per share. $19,126 10-Mar-09 WEIGNER RONALD Officer 2,822 Direct Option Exercise at $0 per share. N/A 10-Mar-09 WEIGNER RONALD Officer 897 Direct Automatic Sale at $12.19 per share. $10,934 10-Mar-09 STEWART WILLIAM D Officer 3,388 Direct Option Exercise at $0 per share. N/A 10-Mar-09 STEWART WILLIAM D Officer 1,054 Direct Automatic Sale at $12.19 per share. $12,848 10-Mar-09 SMITH JOHN ALEXANDER Officer 2,822 Direct Option Exercise at $0 per share. N/A 10-Mar-09 SMITH JOHN ALEXANDER Officer 897 Direct Automatic Sale at $12.19 per share. $10,934 10-Mar-09 BERLINGHIERI LEO Officer 14,738 Direct Option Exercise at $0 per share. N/A 10-Mar-09 BERLINGHIERI LEO Officer 4,681 Direct Automatic Sale at $12.19 per share. $57,061 2-Mar-09 LEE JOHN TSENG-CHUNG Officer 3,750 Direct Option Exercise at $0 per share. N/A 2-Mar-09 LEE JOHN TSENG-CHUNG Officer 1,574 Direct Sale at $11.89 per share. $18,714 2-Mar-09 COLELLA GERARD G Officer 4,733 Direct Option Exercise at $0 per share. N/A 2-Mar-09 COLELLA GERARD G Officer 1,503 Direct Sale at $11.89 per share. $17,870 2-Mar-09 WEIGNER RONALD Officer 3,156 Direct Option Exercise at $0 per share. N/A 2-Mar-09 WEIGNER RONALD Officer 1,003 Direct Sale at $11.89 per share. $11,925 2-Mar-09 STEWART WILLIAM D Officer 3,786 Direct Option Exercise at $0 per share. N/A 2-Mar-09 STEWART WILLIAM D Officer 1,178 Direct Sale at $11.89 per share. $14,006 2-Mar-09 SMITH JOHN ALEXANDER Officer 3,156 Direct Option Exercise at $0 per share. N/A 2-Mar-09 SMITH JOHN ALEXANDER Officer 1,003 Direct Sale at $11.89 per share. $11,925 2-Mar-09 BERLINGHIERI LEO Officer 11,043 Direct Option Exercise at $0 per share. N/A 2-Mar-09 BERLINGHIERI LEO Officer 3,507 Direct Sale at $11.89 per share. $41,698 2-Mar-09 HANLEY PETER Director 556 Direct Option Exercise at $0 per share. N/A 17-Feb-09 SMITH JOHN ALEXANDER Officer 6,548 Direct Sale at $15.61 per share. $102,214 13-Feb-09 COLELLA GERARD G Officer 4,708 Direct Automatic Sale at $15.89 per share. $74,810 13-Feb-09 WEIGNER RONALD Officer 3,476 Direct Automatic Sale at $15.89 per share. $55,233 13-Feb-09 STEWART WILLIAM D Officer 4,036 Direct Automatic Sale at $15.89 per share. $64,132 13-Feb-09 SMITH JOHN ALEXANDER Officer 3,452 Direct Automatic Sale at $15.89 per share. $54,852 13-Feb-09 BERLINGHIERI LEO Officer 8,147 Direct Automatic Sale at $15.89 per share. $129,455 9-Feb-09 AMON CRISTINA Director 555 Direct Option Exercise at $0 per share. N/A 6-Feb-09 VALENTE LOUIS P Director 6,000 Direct Option Exercise at $14.40 per share. $86,400 6-Feb-09 VALENTE LOUIS P Director 6,000 Direct Sale at $15.15 per share. $90,900 10-Dec-08 HANLEY PETER Director 1,111 Direct Disposition (Non Open Market) at $14.87 per share. $16,520 1-Dec-08 HANLEY PETER Director 555 Direct Option Exercise at $0 per share. N/A 7-Nov-08 AMON CRISTINA Director 556 Direct Option Exercise at $0 per share. N/A 3-Nov-08 LEE JOHN TSENG-CHUNG Officer 2,409 Direct Disposition (Non Open Market) at $18.30 per share. $44,084 15-Oct-08 BERTUCCI JOHN R Director 10,000 Direct Sale at $17.50 per share. $175,000 14-Oct-08 BERTUCCI JOHN R Director 25,000 Indirect Sale at $18.03 per share. $450,750 8-Oct-08 LEE JOHN TSENG-CHUNG Officer 3,750 Direct Option Exercise at $16.84 per share. $63,150 8-Oct-08 LEE JOHN TSENG-CHUNG Officer 1,341 Direct Disposition (Non Open Market) at $16.84 per share. $22,582 18-Sep-08 BERTUCCI JOHN R Director 50,000 Direct Sale at $20.16 per share. $1,008,000 17-Sep-08 COLELLA GERARD G Officer 1,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 17-Sep-08 BERTUCCI JOHN R Director 50,000 Indirect Sale at $20.32 per share. $1,016,000 2-Sep-08 HANLEY PETER Director 556 Direct Option Exercise at $22.55 per share. $12,537 22-Aug-08 BERTUCCI JOHN R Director 75,000 Direct Sale at $22.60 per share. $1,695,000 21-Aug-08 BERTUCCI JOHN R Director 75,000 Indirect Sale at $22.49 per share. $1,686,749 7-Aug-08 AMON CRISTINA Director 555 Direct Option Exercise at $21.59 per share. $11,982 4-Aug-08 BERLINGHIERI LEO Officer 15,657 Direct Disposition (Non Open Market) at $20.81 per share. $325,822 30-Jul-08 COLELLA GERARD G Officer 2,188 Direct Option Exercise at $14.72 per share. $32,207 30-Jul-08 COLELLA GERARD G Officer 2,188 Direct Sale at $21.07 per share. $46,101 28-Jul-08 BERTUCCI JOHN R Director 26,700 Direct Automatic Sale at $19.91 per share. $531,597 25-Jul-08 BERTUCCI JOHN R Director 50,000 Indirect Automatic Sale at $20.48 per share. $1,024,000 24-Jun-08 BERTUCCI JOHN R Director 73,432 Direct Automatic Sale at $22.56 per share. $1,656,625 23-Jun-08 BERTUCCI JOHN R Director 70,000 Indirect Automatic Sale at $22.66 per share. $1,586,200 13-Jun-08 ANDERSON ROBERT R Director 4,000 Direct Sale at $24.20 per share. $96,800 12-Jun-08 HANLEY PETER Director 555 Direct Sale at $23.87 per share. $13,247 5-Jun-08 WEIGNER RONALD Officer 695 Direct Sale at $24.15 per share. $16,784 2-Jun-08 HANLEY PETER Director 555 Direct Option Exercise at $0 per share. N/A 28-May-08 BERTUCCI JOHN R Director 75,000 Direct Automatic Sale at $23.29 per share. $1,746,750 27-May-08 BERTUCCI JOHN R Director 75,000 Indirect Automatic Sale at $23.86 per share. $1,789,500 22-May-08 SMITH JOHN ALEXANDER Officer 2,187 Direct Sale at $24.06 per share. $52,619 21-May-08 SMITH JOHN ALEXANDER Officer 2,187 Direct Option Exercise at $14.72 per share. $32,192 19-May-08 STEWART WILLIAM D Officer 7,500 Direct Option Exercise at $14.72 per share. $110,400 19-May-08 STEWART WILLIAM D Officer 7,500 Direct Sale at $25.64 per share. $192,300 15-May-08 ANDERSON ROBERT R Director 10,000 Direct Sale at $25.02 per share. $250,200 13-May-08 KAHL HANS JOCHEN Director 2,987 Direct Sale at $24.77 per share. $73,987 9-May-08 WEIGNER RONALD Officer 1,991 Direct Sale at $24.09 per share. $47,963 8-May-08 KAHL HANS JOCHEN Director 4,000 Direct Sale at $23.85 per share. $95,400 8-May-08 VALENTE LOUIS P Director 4,000 Direct Sale at $24.12 per share. $96,480 7-May-08 AMON CRISTINA Director 556 Direct Option Exercise at $0 per share. N/A 6-May-08 CHUTE RICHARD S Director 4,000 Direct Sale at $23.37 per share. $93,480 6-May-08 BEECHER GREGORY R Director 1,600 Direct Sale at $23.87 per share. $38,192 6-May-08 COLELLA GERARD G Officer 2,187 Direct Option Exercise at $14.72 per share. $32,192 6-May-08 COLELLA GERARD G Officer 2,187 Direct Sale at $23.60 per share. $51,613 5-May-08 BEECHER GREGORY R Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 5-May-08 AMON CRISTINA Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 5-May-08 CHUTE RICHARD S Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 5-May-08 ANDERSON ROBERT R Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 5-May-08 VALENTE LOUIS P Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 5-May-08 KAHL HANS JOCHEN Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 5-May-08 BERTUCCI JOHN R Director 4,000 Direct Acquisition (Non Open Market) at $0 per share. N/A 4-May-08 BEECHER GREGORY R Director 4,000 Direct Option Exercise at $0 per share. N/A 4-May-08 CHUTE RICHARD S Director 4,000 Direct Option Exercise at $0 per share. N/A 4-May-08 ANDERSON ROBERT R Director 4,000 Direct Option Exercise at $0 per share. N/A 4-May-08 VALENTE LOUIS P Director 4,000 Direct Option Exercise at $0 per share. N/A 4-May-08 KAHL HANS JOCHEN Director 4,000 Direct Option Exercise at $0 per share. N/A 1-May-08 BERTUCCI CLAIRE R Other 75,000 Indirect Automatic Sale at $23.72 per share. $1,779,000 1-May-08 BERTUCCI JOHN R Director 75,000 Direct Automatic Sale at $23.72 per share. $1,779,000 30-Apr-08 BERTUCCI CLAIRE R Other 75,000 Direct Automatic Sale at $23.30 per share. $1,747,500 30-Apr-08 BERTUCCI JOHN R Director 75,000 Indirect Automatic Sale at $23.30 per share. $1,747,500 29-Apr-08 BERLINGHIERI LEO Officer 60,000 Direct Option Exercise at $0 per share. N/A 29-Apr-08 BERLINGHIERI LEO Officer 60,000 Direct Sale at $24.07 per share. $1,444,200 4-Apr-08 BERTUCCI CLAIRE R Other 75,000 Indirect Automatic Sale at $22.65 per share. $1,698,750 4-Apr-08 BERTUCCI JOHN R Director 75,000 Direct Automatic Sale at $22.65 per share. $1,698,750 3-Apr-08 BERTUCCI CLAIRE R Other 75,000 Direct Automatic Sale at $22.78 per share. $1,708,500 3-Apr-08 BERTUCCI JOHN R Director 75,000 Indirect Automatic Sale at $22.78 per share. $1,708,500 17-Mar-08 SMITH JOHN ALEXANDER Officer 2,457 Direct Sale at $20 per share. $49,140 10-Mar-08 BERTUCCI CLAIRE R Other 46,374 Indirect Automatic Sale at $19.96 per share. $925,625 10-Mar-08 BERTUCCI JOHN R Director 46,374 Direct Automatic Sale at $19.96 per share. $925,625 7-Mar-08 BERTUCCI CLAIRE R Other 50,000 Direct Automatic Sale at $20.02 per share. $1,001,000 7-Mar-08 BERTUCCI JOHN R Director 50,000 Indirect Automatic Sale at $20.02 per share. $1,001,000 6-Mar-08 COLELLA GERARD G Officer 3,199 Direct Sale at $20.25 per share. $64,779 1-Mar-08 COLELLA GERARD G Officer 4,733 Direct Option Exercise at $0 per share. N/A 1-Mar-08 COLELLA GERARD G Officer 1,534 Direct Disposition (Non Open Market) at $0 per share. N/A 1-Mar-08 WEIGNER RONALD Officer 3,154 Direct Option Exercise at $0 per share. N/A 1-Mar-08 WEIGNER RONALD Officer 1,163 Direct Disposition (Non Open Market) at $0 per share. N/A 1-Mar-08 STEWART WILLIAM D Officer 3,786 Direct Option Exercise at $0 per share. N/A 1-Mar-08 STEWART WILLIAM D Officer 1,347 Direct Disposition (Non Open Market) at $0 per share. N/A 1-Mar-08 SMITH JOHN ALEXANDER Officer 3,154 Direct Option Exercise at $0 per share. N/A 1-Mar-08 SMITH JOHN ALEXANDER Officer 1,144 Direct Disposition (Non Open Market) at $0 per share. N/A 1-Mar-08 BERLINGHIERI LEO Officer 11,043 Direct Option Exercise at $0 per share. N/A 1-Mar-08 BERLINGHIERI LEO Officer 3,533 Direct Disposition (Non Open Market) at $0 per share. N/A 27-Feb-08 SMITH JOHN ALEXANDER Officer 6,563 Direct Option Exercise at $14.72 per share. $96,607 27-Feb-08 SMITH JOHN ALEXANDER Officer 6,563 Direct Sale at $21 per share. $137,823 21-Feb-08 COLELLA GERARD G Officer 4,375 Direct Option Exercise at $14.72 per share. $64,400 21-Feb-08 COLELLA GERARD G Officer 4,375 Direct Sale at $20.26 per share. $88,637 7-Feb-08 AMON CRISTINA Director 555 Direct Option Exercise at $0 per share. N/A 5-Feb-08 BERTUCCI CLAIRE R Other 25,000 Indirect Automatic Sale at $18.83 per share. $470,749 5-Feb-08 BERTUCCI JOHN R Director 25,000 Direct Automatic Sale at $18.83 per share. $470,749 4-Feb-08 BERTUCCI CLAIRE R Other 25,000 Direct Automatic Sale at $19.24 per share. $480,999 4-Feb-08 BERTUCCI JOHN R Director 25,000 Indirect Automatic Sale at $19.24 per share. $480,999 8-Jan-08 BERTUCCI CLAIRE R Other 900 Direct Automatic Sale at $17.50 per share. $15,750 8-Jan-08 BERTUCCI JOHN R Director 900 Indirect Automatic Sale at $17.50 per share. $15,750 3-Jan-08 BERTUCCI CLAIRE R Other 23,300 Indirect Automatic Sale at $18.35 per share. $427,555 3-Jan-08 BERTUCCI JOHN R Director 23,300 Direct Automatic Sale at $18.35 per share. $427,555 13-Dec-07 BERTUCCI CLAIRE R Other 25,000 Indirect Automatic Sale at $18.46 per share. $461,500 13-Dec-07 BERTUCCI JOHN R Director 25,000 Direct Automatic Sale at $18.46 per share. $461,500 12-Dec-07 BERTUCCI CLAIRE R Other 25,000 Direct Automatic Sale at $18.67 per share. $466,750 12-Dec-07 BERTUCCI JOHN R Director 25,000 Indirect Automatic Sale at $18.67 per share. $466,750 6-Dec-07 BERTUCCI CLAIRE R Other 25,000 Indirect Automatic Sale at $18.37 per share. $459,250 6-Dec-07 BERTUCCI JOHN R Director 25,000 Direct Automatic Sale at $18.37 per share. $459,250 5-Dec-07 BERTUCCI CLAIRE R Other 25,000 Direct Automatic Sale at $17.92 per share. $448,000 5-Dec-07 BERTUCCI JOHN R Director 25,000 Indirect Automatic Sale at $17.92 per share. $448,000 4-Dec-07 WEIGNER RONALD Officer 687 Direct Sale at $17.80 per share. $12,228 Data provided by EDGAR Online * = Where indicated, some values are estimates. 1 = Potential proceeds estimated by the filer. 2 = Estimated based on the average of multiple prices reported. 3 = Multiple dates reported. Most recent date shown.
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