| Symbol | Relationship | Date | Transaction | Cost | # Shares | Value($) | Total Shares | Form 4 |
| CSCO | Director | Dec 08, 2022 | Option Exercise | $48.99 | 571 | 27,973 | 30,185 | Dec 12, 2022, 06:23 PM |
| CSCO | Director | Sep 15, 2022 | Option Exercise | $43.29 | 646 | 27,965 | 24,403 | Sep 16, 2022, 07:06 PM |
| CSCO | Director | Jun 15, 2022 | Option Exercise | $43.80 | 639 | 27,988 | 23,556 | Jun 17, 2022, 04:41 PM |
| GM | Director | May 12, 2022 | Buy | $35.23 | 10,000 | 352,300 | 20,000 | May 16, 2022, 04:08 PM |
| CSCO | Director | Mar 15, 2022 | Option Exercise | $55.60 | 503 | 27,967 | 22,743 | Mar 17, 2022, 06:04 PM |
| CSCO | Director | Dec 10, 2020 | Option Exercise | $44.32 | 1,805 | 79,998 | 17,412 | Dec 14, 2020, 06:49 PM |
| DOW | Director | Mar 12, 2020 | Buy | $24.61 | 20,450 | 503,285 | 20,450 | Mar 16, 2020, 08:02 AM |
| CSCO | Director | Dec 10, 2019 | Option Exercise | $44.10 | 1,814 | 79,997 | 10,086 | Dec 12, 2019, 09:24 PM |
| DOW | Director | Aug 08, 2019 | Buy | $46.64 | 5,000 | 233,223 | 5,000 | Aug 12, 2019, 06:01 AM |
| CSCO | Director | Jun 07, 2019 | Buy | $55.74 | 10,000 | 557,404 | 10,000 | Jun 11, 2019, 05:06 PM |
| GM | Director | May 07, 2019 | Buy | $38.58 | 10,000 | 385,800 | 10,000 | May 09, 2019, 04:40 PM |
| NOC | Chairman | May 03, 2019 | Sale | $291.59 | 50,000 | 14,579,315 | 46,275 | May 07, 2019, 04:00 PM |
| NOC | Chairman | Feb 19, 2019 | Option Exercise | $287.35 | 7,311 | 2,100,816 | 32,626 | Feb 21, 2019, 05:22 PM |
| NOC | Chairman | Feb 20, 2019 | Sale | $287.16 | 31,898 | 9,159,825 | 236,459 | Feb 21, 2019, 05:22 PM |
| NOC | Chairman | Feb 20, 2019 | Sale | $287.47 | 23,460 | 6,743,940 | 53,749 | Feb 21, 2019, 05:22 PM |
| NOC | Chairman | Feb 20, 2019 | Sale | $287.10 | 19,642 | 5,639,285 | 54,791 | Feb 21, 2019, 05:22 PM |
| NOC | Chairman | Feb 20, 2019 | Sale | $287.57 | 11,500 | 3,307,055 | 21,126 | Feb 21, 2019, 05:22 PM |
| NOC | Chairman and CEO | Nov 02, 2018 | Sale | $274.73 | 10,000 | 2,747,315 | 9,600 | Nov 06, 2018, 04:35 PM |
| NOC | Chairman and CEO | Aug 02, 2018 | Sale | $297.91 | 20,000 | 5,958,269 | 18,701 | Aug 06, 2018, 04:22 PM |
| NOC | Chairman and CEO | Feb 18, 2018 | Option Exercise | $350.36 | 7,481 | 2,621,043 | 43,148 | Feb 22, 2018, 05:15 PM |
| NOC | Chairman, CEO and President | May 03, 2017 | Sale | $244.74 | 33,976 | 8,315,286 | 1 | May 04, 2017, 04:55 PM |
| NSC | Director | Mar 10, 2017 | Option Exercise | $119.74 | 2 | 239 | 3,389 | Mar 14, 2017, 03:23 PM |
| NOC | Chairman, CEO and President | Feb 27, 2017 | Sale | $247.69 | 33,063 | 8,189,375 | 61,095 | Mar 01, 2017, 04:05 PM |
| NOC | Chairman, CEO and President | Feb 19, 2017 | Option Exercise | $243.58 | 11,140 | 2,713,481 | 94,158 | Feb 22, 2017, 04:36 PM |
| NOC | Chairman, CEO and President | Feb 17, 2017 | Option Exercise | $243.58 | 37,796 | 9,206,350 | 82,618 | Feb 22, 2017, 04:36 PM |
| NSC | Director | Feb 02, 2017 | Sale | $119.12 | 1 | 119 | 3,387 | Feb 07, 2017, 11:36 AM |
| NOC | Chairman, CEO and President | Nov 02, 2016 | Sale | $228.37 | 35,000 | 7,992,950 | 0 | Nov 04, 2016, 09:11 AM |
| NOC | Chairman, CEO and President | Aug 03, 2016 | Sale | $218.45 | 35,000 | 7,645,750 | 35,000 | Aug 05, 2016, 09:38 AM |
| NOC | Chairman, CEO and President | May 04, 2016 | Sale | $209.96 | 35,000 | 7,348,600 | 70,000 | May 06, 2016, 04:10 PM |
| NOC | Chairman, CEO and President | Feb 20, 2016 | Option Exercise | $190.68 | 17,336 | 3,305,628 | 155,097 | Feb 23, 2016, 04:36 PM |
| NOC | Chairman, CEO and President | Feb 17, 2016 | Option Exercise | $190.06 | 71,076 | 13,508,704 | 79,541 | Feb 19, 2016, 07:20 PM |
| NSC | Director | Aug 13, 2015 | Buy | $81.38 | 3,000 | 244,127 | 3,000 | Aug 14, 2015, 11:34 AM |
| NOC | Chairman, CEO and President | Aug 03, 2015 | Sale | $172.09 | 30,000 | 5,162,550 | 0 | Aug 04, 2015, 05:18 PM |
| NOC | Chairman, CEO and President | May 04, 2015 | Sale | $156.23 | 30,000 | 4,686,900 | 30,000 | May 06, 2015, 04:02 PM |
| NOC | Chairman, CEO and President | Feb 18, 2015 | Option Exercise | $167.68 | 73,372 | 12,303,016 | 197,620 | Feb 20, 2015, 04:03 PM |
| NOC | Chairman, CEO and President | Feb 13, 2015 | Option Exercise | $167.14 | 50,477 | 8,436,726 | 117,173 | Feb 17, 2015, 05:16 PM |
| NOC | Chairman, CEO and President | Feb 03, 2015 | Sale | $158.07 | 30,000 | 4,742,100 | 60,000 | Feb 05, 2015, 04:05 PM |
| NOC | Chairman, CEO and President | Nov 03, 2014 | Sale | $137.03 | 30,000 | 4,110,900 | 90,000 | Nov 04, 2014, 07:29 PM |
| NOC | Chairman, CEO and President | Aug 01, 2014 | Sale | $123.96 | 30,000 | 3,718,800 | 120,000 | Aug 05, 2014, 02:28 PM |
| NOC | Chairman, CEO and President | May 01, 2014 | Sale | $121.10 | 30,000 | 3,633,060 | 30,000 | May 05, 2014, 10:08 AM |
| NOC | Chairman, CEO and President | Feb 19, 2014 | Option Exercise | $119.05 | 51,128 | 6,086,789 | 139,841 | Feb 21, 2014, 06:00 PM |
| NOC | Chairman, CEO and President | Feb 18, 2014 | Option Exercise | $120.54 | 71,841 | 8,659,714 | 83,780 | Feb 20, 2014, 04:34 PM |
| NOC | Chairman, CEO and President | Feb 18, 2014 | Option Exercise | $63.22 | 95,621 | 6,045,160 | 155,621 | Feb 20, 2014, 04:34 PM |
| NOC | Chairman, CEO and President | Feb 11, 2014 | Sale | $115.92 | 30,000 | 3,477,450 | 60,000 | Feb 13, 2014, 04:31 PM |
| NOC | Chairman, CEO and President | Nov 12, 2013 | Sale | $109.18 | 30,000 | 3,275,370 | 398,808 | Nov 14, 2013, 04:58 PM |
| NOC | Chairman, CEO and President | Aug 12, 2013 | Option Exercise | $94.93 | 264,099 | 25,070,918 | 56,205 | Aug 14, 2013, 05:46 PM |
| NOC | Chairman, CEO and President | Aug 12, 2013 | Option Exercise | $63.08 | 320,304 | 20,204,686 | 320,304 | Aug 14, 2013, 05:46 PM |
| NOC | Chairman, CEO and President | Aug 02, 2013 | Sale | $94.94 | 40,000 | 3,797,420 | 0 | Aug 06, 2013, 04:03 PM |
| NOC | Chairman, CEO and President | Aug 02, 2013 | Sale | $94.94 | 40,000 | 3,797,420 | 0 | Aug 06, 2013, 04:03 PM |
| NOC | Chairman, CEO and President | Aug 02, 2013 | Sale | $94.94 | 40,000 | 3,797,420 | 0 | Aug 06, 2013, 04:03 PM |
| NOC | Chairman, CEO and President | Jun 05, 2013 | Option Exercise | $81.70 | 362,760 | 29,638,813 | 237,772 | Jun 06, 2013, 05:27 PM |
| NOC | Chairman, CEO and President | Jun 05, 2013 | Option Exercise | $63.11 | 411,778 | 25,985,866 | 411,778 | Jun 06, 2013, 05:27 PM |
| NOC | Chairman, CEO and President | Feb 20, 2013 | Option Exercise | $66.04 | 91,530 | 6,044,641 | 100,359 | Feb 22, 2013, 09:09 PM |
| NOC | Chairman, CEO and President | Aug 21, 2012 | Option Exercise | $69.52 | 400,001 | 27,808,068 | 57,253 | Aug 22, 2012, 06:25 PM |
| NOC | Chairman, CEO and President | Aug 21, 2012 | Option Exercise | $54.46 | 457,254 | 24,902,052 | 457,254 | Aug 22, 2012, 06:25 PM |
| NOC | Chairman, CEO and President | Jul 31, 2012 | Buy | $66.25 | 1,000 | 66,250 | 277,974 | Aug 01, 2012, 07:15 PM |
| NOC | Chairman, CEO and President | Jul 30, 2012 | Option Exercise | $66.76 | 41,220 | 2,751,847 | 7,999 | Jul 31, 2012, 08:43 PM |
| NOC | Chairman, CEO and President | Jul 30, 2012 | Option Exercise | $47.99 | 49,219 | 2,362,020 | 49,219 | Jul 31, 2012, 08:43 PM |
| NOC | Chairman, CEO and President | May 21, 2012 | Option Exercise | $58.28 | 2,500 | 145,700 | 215,233 | May 21, 2012, 04:18 PM |
| NOC | Chairman, CEO and President | May 17, 2012 | Option Exercise | $58.50 | 298,217 | 17,445,695 | 61,741 | May 21, 2012, 09:47 AM |
| NOC | Chairman, CEO and President | May 17, 2012 | Option Exercise | $41.14 | 359,958 | 14,808,672 | 359,958 | May 21, 2012, 09:47 AM |
| NOC | Chmn., CEO and Pres. | Feb 17, 2012 | Option Exercise | $60.08 | 36,595 | 2,198,628 | 65,065 | Feb 22, 2012, 03:42 PM |
| NOC | Chmn., CEO and Pres. | Feb 17, 2012 | Option Exercise | $43.08 | 43,750 | 1,884,750 | 101,660 | Feb 22, 2012, 03:42 PM |
| NOC | Chmn., CEO and Pres. | Feb 14, 2012 | Option Exercise | $60.21 | 100,188 | 6,032,319 | 354,949 | Feb 16, 2012, 07:17 PM |
| NOC | Chmn., CEO and Pres. | Feb 14, 2012 | Option Exercise | $60.21 | 42,278 | 2,545,558 | 312,671 | Feb 16, 2012, 07:17 PM |
| NOC | Chmn., CEO and Pres. | Aug 19, 2011 | Buy | $49.75 | 5,000 | 248,750 | 147,668 | Sep 02, 2011, 06:45 PM |
| NOC | Chmn., CEO and Pres. | Aug 19, 2011 | Buy | $49.75 | 5,000 | 248,750 | 147,688 | Aug 23, 2011, 01:34 PM |
| NOC | Chf. Exec. Officer & President | May 09, 2011 | Option Exercise | $64.81 | 44,938 | 2,912,432 | 335,665 | May 10, 2011, 06:00 PM |
| NOC | Chf. Exec. Officer & President | May 09, 2011 | Option Exercise | $43.14 | 54,688 | 2,359,240 | 372,067 | May 10, 2011, 06:00 PM |
| NOC | Chf. Exec. Officer & President | Feb 15, 2011 | Option Exercise | $69.14 | 123,272 | 8,523,026 | 309,688 | Feb 17, 2011, 09:19 PM |
| NOC | Chf. Exec. Officer & President | Feb 15, 2011 | Option Exercise | $69.14 | 17,084 | 1,181,188 | 186,416 | Feb 17, 2011, 09:19 PM |
| Symbol | Relationship | Date | Transaction | Value($) |
| CSCO | Director | Dec 08, 2022 | Option Exercise | 27,973 |
| CSCO | Director | Sep 15, 2022 | Option Exercise | 27,965 |
| CSCO | Director | Jun 15, 2022 | Option Exercise | 27,988 |
| GM | Director | May 12, 2022 | Buy | 352,300 |
| CSCO | Director | Mar 15, 2022 | Option Exercise | 27,967 |
| CSCO | Director | Dec 10, 2020 | Option Exercise | 79,998 |
| DOW | Director | Mar 12, 2020 | Buy | 503,285 |
| CSCO | Director | Dec 10, 2019 | Option Exercise | 79,997 |
| DOW | Director | Aug 08, 2019 | Buy | 233,223 |
| CSCO | Director | Jun 07, 2019 | Buy | 557,404 |
| GM | Director | May 07, 2019 | Buy | 385,800 |
| NOC | Chairman | May 03, 2019 | Sale | 14,579,315 |
| NOC | Chairman | Feb 19, 2019 | Option Exercise | 2,100,816 |
| NOC | Chairman | Feb 20, 2019 | Sale | 9,159,825 |
| NOC | Chairman | Feb 20, 2019 | Sale | 6,743,940 |
| NOC | Chairman | Feb 20, 2019 | Sale | 5,639,285 |
| NOC | Chairman | Feb 20, 2019 | Sale | 3,307,055 |
| NOC | Chairman and CEO | Nov 02, 2018 | Sale | 2,747,315 |
| NOC | Chairman and CEO | Aug 02, 2018 | Sale | 5,958,269 |
| NOC | Chairman and CEO | Feb 18, 2018 | Option Exercise | 2,621,043 |
| NOC | Chairman, CEO and President | May 03, 2017 | Sale | 8,315,286 |
| NSC | Director | Mar 10, 2017 | Option Exercise | 239 |
| NOC | Chairman, CEO and President | Feb 27, 2017 | Sale | 8,189,375 |
| NOC | Chairman, CEO and President | Feb 19, 2017 | Option Exercise | 2,713,481 |
| NOC | Chairman, CEO and President | Feb 17, 2017 | Option Exercise | 9,206,350 |
| NSC | Director | Feb 02, 2017 | Sale | 119 |
| NOC | Chairman, CEO and President | Nov 02, 2016 | Sale | 7,992,950 |
| NOC | Chairman, CEO and President | Aug 03, 2016 | Sale | 7,645,750 |
| NOC | Chairman, CEO and President | May 04, 2016 | Sale | 7,348,600 |
| NOC | Chairman, CEO and President | Feb 20, 2016 | Option Exercise | 3,305,628 |
| NOC | Chairman, CEO and President | Feb 17, 2016 | Option Exercise | 13,508,704 |
| NSC | Director | Aug 13, 2015 | Buy | 244,127 |
| NOC | Chairman, CEO and President | Aug 03, 2015 | Sale | 5,162,550 |
| NOC | Chairman, CEO and President | May 04, 2015 | Sale | 4,686,900 |
| NOC | Chairman, CEO and President | Feb 18, 2015 | Option Exercise | 12,303,016 |
| NOC | Chairman, CEO and President | Feb 13, 2015 | Option Exercise | 8,436,726 |
| NOC | Chairman, CEO and President | Feb 03, 2015 | Sale | 4,742,100 |
| NOC | Chairman, CEO and President | Nov 03, 2014 | Sale | 4,110,900 |
| NOC | Chairman, CEO and President | Aug 01, 2014 | Sale | 3,718,800 |
| NOC | Chairman, CEO and President | May 01, 2014 | Sale | 3,633,060 |
| NOC | Chairman, CEO and President | Feb 19, 2014 | Option Exercise | 6,086,789 |
| NOC | Chairman, CEO and President | Feb 18, 2014 | Option Exercise | 8,659,714 |
| NOC | Chairman, CEO and President | Feb 18, 2014 | Option Exercise | 6,045,160 |
| NOC | Chairman, CEO and President | Feb 11, 2014 | Sale | 3,477,450 |
| NOC | Chairman, CEO and President | Nov 12, 2013 | Sale | 3,275,370 |
| NOC | Chairman, CEO and President | Aug 12, 2013 | Option Exercise | 25,070,918 |
| NOC | Chairman, CEO and President | Aug 12, 2013 | Option Exercise | 20,204,686 |
| NOC | Chairman, CEO and President | Aug 02, 2013 | Sale | 3,797,420 |
| NOC | Chairman, CEO and President | Aug 02, 2013 | Sale | 3,797,420 |
| NOC | Chairman, CEO and President | Aug 02, 2013 | Sale | 3,797,420 |
| NOC | Chairman, CEO and President | Jun 05, 2013 | Option Exercise | 29,638,813 |
| NOC | Chairman, CEO and President | Jun 05, 2013 | Option Exercise | 25,985,866 |
| NOC | Chairman, CEO and President | Feb 20, 2013 | Option Exercise | 6,044,641 |
| NOC | Chairman, CEO and President | Aug 21, 2012 | Option Exercise | 27,808,068 |
| NOC | Chairman, CEO and President | Aug 21, 2012 | Option Exercise | 24,902,052 |
| NOC | Chairman, CEO and President | Jul 31, 2012 | Buy | 66,250 |
| NOC | Chairman, CEO and President | Jul 30, 2012 | Option Exercise | 2,751,847 |
| NOC | Chairman, CEO and President | Jul 30, 2012 | Option Exercise | 2,362,020 |
| NOC | Chairman, CEO and President | May 21, 2012 | Option Exercise | 145,700 |
| NOC | Chairman, CEO and President | May 17, 2012 | Option Exercise | 17,445,695 |
| NOC | Chairman, CEO and President | May 17, 2012 | Option Exercise | 14,808,672 |
| NOC | Chmn., CEO and Pres. | Feb 17, 2012 | Option Exercise | 2,198,628 |
| NOC | Chmn., CEO and Pres. | Feb 17, 2012 | Option Exercise | 1,884,750 |
| NOC | Chmn., CEO and Pres. | Feb 14, 2012 | Option Exercise | 6,032,319 |
| NOC | Chmn., CEO and Pres. | Feb 14, 2012 | Option Exercise | 2,545,558 |
| NOC | Chmn., CEO and Pres. | Aug 19, 2011 | Buy | 248,750 |
| NOC | Chmn., CEO and Pres. | Aug 19, 2011 | Buy | 248,750 |
| NOC | Chf. Exec. Officer & President | May 09, 2011 | Option Exercise | 2,912,432 |
| NOC | Chf. Exec. Officer & President | May 09, 2011 | Option Exercise | 2,359,240 |
| NOC | Chf. Exec. Officer & President | Feb 15, 2011 | Option Exercise | 8,523,026 |
| NOC | Chf. Exec. Officer & President | Feb 15, 2011 | Option Exercise | 1,181,188 |