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CHESTON SHEILA C.

Insider CIK 1499087 · NOC Corp. VP & General Counsel · DMRC Director

Track record PRO

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Track record
See how this insider's past purchases performed 30 and 90 days later, and a conviction score on each buy.
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Trades across companies

TickerCodeTradeFiledSharesPriceValueOwned after
DMRC Digimarc CORP A Award2026-04-302026-05-0113,643$7.33 $100.0K34,957SEC↗
DMRC Digimarc CORP A Award2026-01-022026-01-021,238$6.56 $8.1K21,314SEC↗
DMRC Digimarc CORP A Award2025-10-012025-10-02831$9.77 $8.1K20,076SEC↗
DMRC Digimarc CORP A Award2025-07-012025-07-01615$13.21 $8.1K19,245SEC↗
DMRC Digimarc CORP A Award2025-05-072025-05-087,758$12.89 $100.0K18,630SEC↗
DMRC Digimarc CORP A Award2025-04-012025-04-07633$12.82 $8.1K10,872SEC↗
DMRC Digimarc CORP A Award2024-10-012024-10-027,635$26.20 $200.0K7,635SEC↗
DMRC Digimarc CORP A Award2024-10-012024-10-022,604$26.20 $68.2K10,239SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2023-02-212023-02-23824$474.78 $391.2K27,058SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2023-02-162023-02-215,834— $021,963SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2023-02-162023-02-217,029— $014,934SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2023-02-162023-02-211,849— $06,825SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2023-02-162023-02-213,396$465.35 $1.58M27,882SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2023-02-162023-02-217,029— $031,278SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2023-02-132023-02-152,206— $04,976SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2023-02-132023-02-15760$464.28 $352.9K26,796SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2023-02-132023-02-152,547$467.81 $1.19M24,249SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2023-02-132023-02-152,206— $027,556SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2022-08-092022-08-114,025$473.99 $1.91M25,350SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ G Gift2022-05-032022-05-043,763— $029,375SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2022-02-182022-02-221,660$397.50 $659.9K33,138SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2022-02-152022-02-172,130— $07,182SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2022-02-152022-02-176,140— $024,320SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2022-02-152022-02-178,191— $016,129SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2022-02-152022-02-173,957$384.77 $1.52M34,798SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2022-02-152022-02-178,191— $038,755SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2022-02-142022-02-162,845— $05,052SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2022-02-142022-02-162,845— $032,126SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2022-02-142022-02-16575$397.00 $228.3K30,564SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2022-02-142022-02-16987$390.60 $385.5K31,139SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2021-05-032021-05-055,037$352.04 $1.77M29,281SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2021-02-162021-02-186,518— $023,610SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2021-02-162021-02-182,348— $07,897SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2021-02-162021-02-185,430— $018,180SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2021-02-162021-02-182,846— $010,245SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2021-02-162021-03-016,518— $023,610SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2021-02-162021-02-182,109— $034,318SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2021-02-162021-02-185,430— $035,276SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2021-02-162021-02-182,348— $037,624SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2021-02-162021-02-181,197— $036,427SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ G Gift2020-03-052020-03-061,500— $029,846SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2020-02-202020-02-21824$365.28 $301.0K31,346SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2020-02-182020-02-203,189— $07,399SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2020-02-182020-02-201,541$372.42 $573.9K41,490SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2020-02-182020-02-209,320$367.26 $3.42M32,170SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2020-02-182020-02-203,189— $043,031SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2020-02-122020-02-142,206— $010,588SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2020-02-122020-02-146,656— $026,167SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2020-02-122020-02-149,075— $017,092SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2020-02-122020-02-143,980— $039,842SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2020-02-122020-02-149,075— $043,822SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2019-03-012019-03-0517,000$288.01 $4.90M34,747SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2019-02-192019-02-214,120— $08,382SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2019-02-192019-02-211,990$287.35 $571.8K51,747SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2019-02-192019-02-214,120— $053,737SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2019-02-132019-02-158,076— $029,952SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2019-02-132019-02-1510,441— $019,511SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2019-02-132019-02-152,845— $012,502SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2019-02-132019-02-154,519— $049,617SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2019-02-132019-02-1510,441— $054,136SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2018-10-032018-10-0510,440$320.00 $3.34M43,696SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2018-02-182018-02-224,651— $09,657SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2018-02-182018-02-224,651— $056,362SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2018-02-182018-02-222,247$350.36 $787.3K54,115SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2018-02-132018-02-1514,796— $021,876SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2018-02-132018-02-1510,103— $036,672SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2018-02-132018-02-152,348— $014,308SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2018-02-132018-02-2614,796— $021,876SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2018-02-132018-02-157,147— $051,711SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2018-02-132018-02-1514,796— $058,858SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2018-02-132018-02-2614,796— $058,858SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2018-02-132018-02-267,126— $051,732SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2017-02-232017-02-246,772$242.11 $1.64M44,062SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2017-02-192017-02-225,796— $011,960SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2017-02-192017-02-225,796— $053,785SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2017-02-192017-02-222,951$243.58 $718.8K50,834SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2017-02-172017-02-2214,298— $047,140SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2017-02-172017-02-2220,571— $026,569SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2017-02-172017-02-223,189— $017,756SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2017-02-172017-02-229,870$243.58 $2.40M47,989SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2017-02-172017-02-2220,571— $057,859SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2016-11-152016-11-173,394$251.29 $852.9K37,288SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2016-06-072016-06-093,105$215.52 $669.2K40,682SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2016-05-022016-05-0412,731$206.49 $2.63M43,787SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2016-03-032016-03-0711,857$190.04 $2.25M56,518SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2016-02-202016-02-239,085— $014,567SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2016-02-202016-02-239,085— $073,000SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2016-02-202016-02-234,625$190.68 $881.9K68,375SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2016-02-172016-02-194,120— $023,652SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2016-02-172016-02-1937,655— $032,842SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2016-02-172016-02-1921,631— $070,497SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2016-02-172016-02-1937,655— $082,317SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2016-02-172016-02-1918,402$190.06 $3.50M63,915SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2015-03-022015-03-0415,657$166.11 $2.60M44,663SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2015-02-182015-02-2038,456— $048,866SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2015-02-182015-02-204,651— $019,532SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2015-02-182015-02-2022,683— $087,322SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2015-02-182015-02-2038,456— $079,894SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2015-02-182015-02-2019,574$167.68 $3.28M60,320SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2015-02-132015-02-1723,541— $014,881SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2015-02-132015-02-1723,541— $052,544SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2015-02-132015-02-1711,106$167.14 $1.86M41,438SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2014-11-122014-11-147,847$136.09 $1.07M31,259SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2014-03-032014-03-052,632$120.00 $315.8K39,106SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2014-02-212014-02-258,247$119.76 $987.7K41,738SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2014-02-192014-11-212,255$119.11 $268.6K58,639SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2014-02-192014-02-204,510— $00SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2014-02-192014-02-214,510— $00SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2014-02-192014-02-215,796— $038,422SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2014-02-192014-02-2121,436— $064,639SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2014-02-192014-02-2121,853— $086,075SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2014-02-192014-02-204,510$63.22 $285.1K39,459SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2014-02-192014-02-2121,436— $056,385SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2014-02-192014-02-2110,910$119.05 $1.30M49,985SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2014-02-192014-02-214,510$63.22 $285.1K60,895SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2014-02-182014-02-2014,615— $04,510SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2014-02-182014-02-2014,615$120.11 $1.76M34,949SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2014-02-182014-02-2014,615$63.22 $924.0K49,564SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2013-11-142013-11-1829,158— $00SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2013-11-142013-11-1825,764$110.00 $2.83M34,949SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2013-11-142013-11-1829,158$58.58 $1.71M60,713SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2013-06-062013-06-0719,124$63.22 $1.21M19,125SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2013-06-062013-06-0729,158$58.58 $1.71M29,158SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2013-06-062013-06-0729,158$58.58 $1.71M57,608SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2013-06-062013-06-0745,177$81.60 $3.69M31,555SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2013-06-062013-06-0719,124$63.22 $1.21M76,732SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2013-02-202013-02-2233,118— $064,222SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2013-02-202013-02-229,085$66.04 $600.0K32,626SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2013-02-202013-02-2237,522— $097,340SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2013-02-202013-02-2216,624$66.04 $1.10M28,450SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2013-02-202013-02-2233,118— $045,074SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2012-12-072012-12-114,991$67.48 $336.8K11,956SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2012-11-092012-11-1418,048— $023,541SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ F Tax w/h2012-11-092012-11-148,066$65.60 $529.1K16,947SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2012-11-092012-11-1418,048— $025,013SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2012-08-292012-08-315,266$67.30 $354.4K6,965SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2012-08-242012-08-2819,123— $038,249SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise deriv2012-08-242012-08-2829,157— $058,316SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2012-08-242012-08-2819,123$63.22 $1.21M58,763SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ S Sale2012-08-242012-08-2846,532$67.30 $3.13M12,231SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ M Exercise2012-08-242012-08-2829,157$58.58 $1.71M39,640SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2012-02-152012-02-1710,059— $041,589SEC↗
NOC NORTHROP GRUMMAN CORP /DE/ A Award deriv2012-02-152012-02-1725,637— $059,818SEC↗