Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 26 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

26 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 7, 2020 MKL S 212 $1288.64 $273,192 2,138 Direct -9.02% Disposed 34.8% (price as of 2026-10-02)
March 6, 2019 MKL S 50 $985.26 $49,263 2,413 Direct -2.03% Disposed 76.3% (price as of 2026-10-02)
Nov. 5, 2018 MKL P 9 $1099.26 $9,893 41 Indirect +28.12% Acquired 58.0% (price as of 2026-10-02)
May 22, 2018 MKL S 90 $1151.58 $103,642 373 Indirect -19.44% Disposed 50.9% (price as of 2026-10-02)
Aug. 1, 2017 MKL P 7 $1076.50 $7,536 32 Indirect +28.00% Acquired 61.4% (price as of 2026-10-02)
Feb. 13, 2017 MKL P 10 $948.88 $9,489 25 Indirect +66.67% Acquired 83.1% (price as of 2026-10-02)
May 11, 2015 MKL P 15 $775.72 $11,636 15 Indirect · Acquired 123.9% (price as of 2026-10-02)
Feb. 14, 2014 MKL P 185 $568.69 $105,208 1,726 Direct +12.01% Acquired 205.5% (price as of 2026-10-02)

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.

Initial ownership (Form 3) 2 holdings

07

Securities held when first becoming an insider, per SEC Form 3.

DateTickerSecuritySharesOwnership
May 19, 2010 MKL Common Stock 416 Direct
May 19, 2010 MKL Common Stock 147 Indirect