Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 30 non-open-market transactions below 12 months to the week close of 2026-10-23

Price change vs the latest weekly close (updated to the current quote in your browser when available), split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Aug. 12, 2026 MKTX G 2,085 · · 4,259 Direct +95.91% Acquired
Aug. 12, 2026 MKTX G 2,085 · · 1,571 Indirect -57.03% Disposed
June 10, 2026 MKTX A 1,390 · · 2,174 Direct +177.30% Acquired
Aug. 13, 2025 MKTX G 3,656 · · 784 Direct -82.34% Disposed
Aug. 13, 2025 MKTX G 3,656 · · 3,656 Indirect · Acquired
June 4, 2025 MKTX A 784 · · 4,440 Direct +21.44% Acquired
June 5, 2024 MKTX A 781 · · 3,656 Direct +27.17% Acquired
June 7, 2023 MKTX A 581 · · 2,875 Direct +25.33% Acquired
March 8, 2023 BNY F 848 $49.80 $42,230 214,464 Direct -0.39% Disposed 191.7% (price as of )
Feb. 15, 2023 BNY F 2,766 $51.77 $143,196 215,312 Direct -1.27% Disposed 180.6% (price as of )
Feb. 13, 2023 BNY A 37,755 · · 218,078 Direct +20.94% Acquired
Feb. 10, 2023 BNY F 3,229 $51.40 $165,971 180,323 Direct -1.76% Disposed 182.6% (price as of )
Feb. 8, 2023 BNY F 2,565 $51.78 $132,816 183,552 Direct -1.38% Disposed 180.6% (price as of )
Nov. 2, 2022 BNY A 95,148 · · 186,117 Direct +104.59% Acquired
June 8, 2022 MKTX A 497 · · 2,294 Direct +27.66% Acquired
March 8, 2022 BNY F 1,136 $50.73 $57,629 90,969 Direct -1.23% Disposed 186.4% (price as of )
Feb. 11, 2022 BNY F 5,035 $62.33 $313,832 91,907 Direct -5.19% Disposed 133.1% (price as of )
Feb. 10, 2022 BNY F 3,233 $63.47 $205,199 96,942 Direct -3.23% Disposed 128.9% (price as of )
Feb. 8, 2022 BNY F 2,532 $63.62 $161,086 100,175 Direct -2.47% Disposed 128.3% (price as of )
Feb. 7, 2022 BNY A 19,438 · · 102,707 Direct +23.34% Acquired
Aug. 1, 2021 MKTX A 300 · · 1,797 Direct +20.04% Acquired
March 8, 2021 BNY F 1,048 $45.63 $47,820 83,269 Direct -1.24% Disposed 218.4% (price as of )
Feb. 11, 2021 BNY F 3,219 $42.13 $135,616 84,317 Direct -3.68% Disposed 244.8% (price as of )
Feb. 10, 2021 BNY F 3,115 $41.74 $130,020 87,536 Direct -3.44% Disposed 248.0% (price as of )
Feb. 8, 2021 BNY A 20,426 · · 90,651 Direct +29.09% Acquired
Sept. 28, 2020 BNY F 3,427 $34.29 $117,512 70,225 Direct -4.65% Disposed 323.7% (price as of )
June 11, 2020 MKTX A 238 · · 1,497 Direct +18.90% Acquired
July 30, 2019 MKTX A 324 · · 1,259 Direct +34.65% Acquired
Aug. 8, 2018 MKTX A 598 · · 935 Direct +177.45% Acquired
Nov. 1, 2017 MKTX A 337 · · 337 Direct · Acquired

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Holdings reported on Form 4 1 reported holding

08

Positions listed on each Form 4 without a transaction in that filing (Table I and II holdings), newest filing first.

DateTickerSecuritySharesExercise priceExpirationOwnership
June 12, 2026 MKTX Common Stock, par value $0.003 per share 3,656 · · Indirect