Nicholas Themelis's Insider Trades & SAST Disclosures

Nicholas Themelis's most recent trade in MarketAxess Holdings Inc. was a trade of 424 Common Stock, par value $0.003 per share done at an average price of $358.2 . Disclosure was reported to the exchange on March 7, 2022.

Stock Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 358.18 per share. 07 Mar 2022 424 10,120 (0%) 0% 358.2 151,868 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 370.37 per share. 07 Mar 2022 325 8,682 (0%) 0% 370.4 120,370 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 367.42 per share. 07 Mar 2022 315 9,178 (0%) 0% 367.4 115,737 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 361.91 per share. 07 Mar 2022 212 9,701 (0%) 0% 361.9 76,725 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 366.39 per share. 07 Mar 2022 200 9,493 (0%) 0% 366.4 73,278 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 368.87 per share. 07 Mar 2022 171 9,007 (0%) 0% 368.9 63,077 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 371.38 per share. 07 Mar 2022 138 8,544 (0%) 0% 371.4 51,250 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 361.01 per share. 07 Mar 2022 109 9,913 (0%) 0% 361.0 39,350 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 359.18 per share. 07 Mar 2022 98 10,022 (0%) 0% 359.2 35,200 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 365.12 per share. 07 Mar 2022 8 9,693 (0%) 0% 365.1 2,921 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 31 Jan 2022 1,840 11,427 (0%) 0% 0 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 344.48 per share. 31 Jan 2022 274 10,544 (0%) 0% 344.5 94,388 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 344.48 per share. 31 Jan 2022 237 11,190 (0%) 0% 344.5 81,642 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 344.48 per share. 31 Jan 2022 159 10,818 (0%) 0% 344.5 54,772 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 344.48 per share. 31 Jan 2022 154 11,036 (0%) 0% 344.5 53,050 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 344.47 per share. 31 Jan 2022 59 10,977 (0%) 0% 344.5 20,324 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 370.57 per share. 07 Dec 2021 578 10,409 (0%) 0% 370.6 214,189 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 371.45 per share. 07 Dec 2021 500 9,909 (0%) 0% 371.5 185,725 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 372.75 per share. 07 Dec 2021 322 9,587 (0%) 0% 372.8 120,026 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 368.90 per share. 07 Dec 2021 300 10,987 (0%) 0% 368.9 110,670 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 364.28 per share. 07 Dec 2021 200 11,387 (0%) 0% 364.3 72,856 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 366.99 per share. 07 Dec 2021 100 11,287 (0%) 0% 367.0 36,699 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 458.58 per share. 07 Sep 2021 800 12,687 (0%) 0% 458.6 366,864 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 460.36 per share. 07 Sep 2021 500 12,187 (0%) 0% 460.4 230,180 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 473.40 per share. 07 Sep 2021 200 11,587 (0%) 0% 473.4 94,680 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 466.01 per share. 07 Sep 2021 200 11,787 (0%) 0% 466.0 93,202 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 463.33 per share. 07 Sep 2021 100 11,987 (0%) 0% 463.3 46,333 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 461.31 per share. 07 Sep 2021 100 12,087 (0%) 0% 461.3 46,131 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 456.85 per share. 07 Sep 2021 100 13,487 (0%) 0% 456.9 45,685 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 103.30 per share. 11 Aug 2021 6,433 20,020 (0%) 0% 103.3 664,529 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 11 Aug 2021 6,433 0 - - Stock Option (right to buy)
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 460.70 per share. 11 Aug 2021 1,732 17,109 (0%) 0% 460.7 797,932 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 462.93 per share. 11 Aug 2021 1,266 15,189 (0%) 0% 462.9 586,069 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 460.06 per share. 11 Aug 2021 1,179 18,841 (0%) 0% 460.1 542,411 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 462.13 per share. 11 Aug 2021 654 16,455 (0%) 0% 462.1 302,233 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 464.71 per share. 11 Aug 2021 502 14,687 (0%) 0% 464.7 233,284 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 468.22 per share. 11 Aug 2021 376 13,874 (0%) 0% 468.2 176,051 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 466.45 per share. 11 Aug 2021 347 14,250 (0%) 0% 466.4 161,858 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 470.46 per share. 11 Aug 2021 152 13,587 (0%) 0% 470.5 71,510 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 468.88 per share. 11 Aug 2021 135 13,739 (0%) 0% 468.9 63,299 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 465.64 per share. 11 Aug 2021 90 14,597 (0%) 0% 465.6 41,908 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 443.40 per share. 07 Jun 2021 1,043 16,159 (0%) 0% 443.4 462,466 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 444.34 per share. 07 Jun 2021 864 15,295 (0%) 0% 444.3 383,910 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 446.42 per share. 07 Jun 2021 488 14,366 (0%) 0% 446.4 217,853 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 447.47 per share. 07 Jun 2021 464 13,902 (0%) 0% 447.5 207,626 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 445.57 per share. 07 Jun 2021 441 14,854 (0%) 0% 445.6 196,496 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 442.52 per share. 07 Jun 2021 385 17,202 (0%) 0% 442.5 170,370 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 448.51 per share. 07 Jun 2021 315 13,587 (0%) 0% 448.5 141,281 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 476.36 per share. 05 Mar 2021 1,206 19,481 (0%) 0% 476.4 574,490 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 474.60 per share. 05 Mar 2021 900 20,687 (0%) 0% 474.6 427,140 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 477.04 per share. 05 Mar 2021 639 18,842 (0%) 0% 477.0 304,829 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 479.78 per share. 05 Mar 2021 352 18,290 (0%) 0% 479.8 168,883 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 488.10 per share. 05 Mar 2021 300 17,587 (0%) 0% 488.1 146,430 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 483.63 per share. 05 Mar 2021 300 17,887 (0%) 0% 483.6 145,089 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 478.19 per share. 05 Mar 2021 200 18,642 (0%) 0% 478.2 95,638 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 481.01 per share. 05 Mar 2021 103 18,187 (0%) 0% 481.0 49,544 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 2,830 24,266 (0%) 0% 540.8 1,530,351 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 2,122 21,745 (0%) 0% 540.8 1,147,493 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 228 27,309 (0%) 0% 540.8 123,293 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 227 27,537 (0%) 0% 540.8 122,753 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 226 23,867 (0%) 0% 540.8 122,212 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 173 24,093 (0%) 0% 540.8 93,551 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 157 27,152 (0%) 0% 540.8 84,899 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.76 per share. 31 Jan 2021 147 21,598 (0%) 0% 540.8 79,492 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.77 per share. 31 Jan 2021 56 27,096 (0%) 0% 540.8 30,283 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 540.73 per share. 31 Jan 2021 11 21,587 (0%) 0% 540.7 5,948 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 15 Jan 2021 1,572 27,764 (0%) 0% 0 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 545.14 per share. 07 Dec 2020 1,464 28,197 (0%) 0% 545.1 798,085 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 548.21 per share. 07 Dec 2020 697 27,195 (0%) 0% 548.2 382,102 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 544.04 per share. 07 Dec 2020 531 29,661 (0%) 0% 544.0 288,885 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 547.34 per share. 07 Dec 2020 530 26,665 (0%) 0% 547.3 290,090 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 549.59 per share. 07 Dec 2020 410 26,255 (0%) 0% 549.6 225,332 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 546.31 per share. 07 Dec 2020 305 27,892 (0%) 0% 546.3 166,625 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 553.10 per share. 07 Dec 2020 63 26,192 (0%) 0% 553.1 34,845 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 103.30 per share. 29 Oct 2020 13,432 43,624 (0%) 0% 103.3 1,387,526 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 29 Oct 2020 13,432 13,433 - - Stock Option (right to buy)
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 553.21 per share. 29 Oct 2020 9,324 36,490 (0%) 0% 553.2 5,158,130 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 557.81 per share. 29 Oct 2020 5,598 30,192 (0%) 0% 557.8 3,122,620 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 156.85 per share. 29 Oct 2020 3,830 47,454 (0%) 0% 156.9 600,736 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Exercise or conversion of derivative security received from the company (such as an option) at price $ 0.00 per share. 29 Oct 2020 3,830 0 - - Stock Option (right to buy)
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 552.06 per share. 29 Oct 2020 1,440 45,814 (0%) 0% 552.1 794,966 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 556.69 per share. 29 Oct 2020 600 35,790 (0%) 0% 556.7 334,014 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 551.27 per share. 29 Oct 2020 200 47,254 (0%) 0% 551.3 110,254 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 554.23 per share. 29 Oct 2020 100 36,390 (0%) 0% 554.2 55,423 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 457.69 per share. 09 Sep 2020 1,779 30,916 (0%) 0% 457.7 814,231 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 456.45 per share. 09 Sep 2020 745 32,695 (0%) 0% 456.4 340,055 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 459.65 per share. 09 Sep 2020 524 30,192 (0%) 0% 459.7 240,857 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 453.47 per share. 09 Sep 2020 351 33,641 (0%) 0% 453.5 159,168 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 455.08 per share. 09 Sep 2020 201 33,440 (0%) 0% 455.1 91,471 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 450.90 per share. 09 Sep 2020 200 33,992 (0%) 0% 450.9 90,180 Common Stock, par value $0.003 per share
MarketAxess
Nicholas Themelis Chief Information Officer Sale of securities on an exchange or to another person at price $ 458.48 per share. 09 Sep 2020 200 30,716 (0%) 0% 458.5 91,696 Common Stock, par value $0.003 per share
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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