Mark Ellwood Brockbank

CIK 1068341 · View on SEC EDGAR ↗

Insider

First SEC filing: June 16, 2021 · Latest: June 16, 2021

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 96 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

96 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
Aug. 1, 2022 WRB P 1,434 $61.85 $88,693 6,000 Indirect +31.41% Acquired 68.6% (price as of 2026-08-21)
July 29, 2022 WRB P 4,566 $62.00 $283,092 4,566 Indirect Acquired 68.2% (price as of 2026-08-21)
Dec. 23, 2021 WRB S 25,000 $80.31 $2,007,750 802,659 Indirect -3.02% Disposed 94.8% (price as of 2026-08-21)
June 20, 2019 WRB S 77,000 $66.61 $5,128,970 827,659 Indirect -8.51% Disposed 134.9% (price as of 2026-08-21)

Showing latest 100 of 176 transactions

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.

Derivative holdings (Form 4 Table II)

Options, RSUs and convertible securities reported on Form 4 Table II.

Date Ticker Security Underlying Exercise price Expiration Shares A/D
Dec. 1, 2021 WRB Phantom Stock Common Stock (38,301) Dec. 1, 2021 38,301 Disposed
Jan. 4, 2021 WRB Phantom Stock Common Stock (22) 22 Acquired
Dec. 1, 2020 WRB Phantom Stock Common Stock (37) 37 Acquired
Nov. 2, 2020 WRB Phantom Stock Common Stock (341) 341 Acquired
Oct. 1, 2020 WRB Phantom Stock Common Stock (24) 24 Acquired
Sept. 1, 2020 WRB Phantom Stock Common Stock (40) 40 Acquired
Aug. 3, 2020 WRB Phantom Stock Common Stock (338) 338 Acquired
July 1, 2020 WRB Phantom Stock Common Stock (130) 130 Acquired
May 1, 2020 WRB Phantom Stock Common Stock (403) 403 Acquired
March 2, 2020 WRB Phantom Stock Common Stock (36) 36 Acquired
Feb. 3, 2020 WRB Phantom Stock Common Stock (282) 282 Acquired
Dec. 2, 2019 WRB Phantom Stock Common Stock (58) 58 Acquired
Nov. 1, 2019 WRB Phantom Stock Common Stock (300) 300 Acquired
Sept. 3, 2019 WRB Phantom Stock Common Stock (35) 35 Acquired
Aug. 1, 2019 WRB Phantom Stock Common Stock (302) 302 Acquired
July 1, 2019 WRB Phantom Stock Common Stock (98) 98 Acquired
June 3, 2019 WRB Phantom Stock Common Stock (16) 16 Acquired
May 1, 2019 WRB Phantom Stock Common Stock (341) 341 Acquired
March 1, 2019 WRB Phantom Stock Common Stock (29) 29 Acquired
Feb. 1, 2019 WRB Phantom Stock Common Stock (271) 271 Acquired
Dec. 3, 2018 WRB Phantom Stock Common Stock (31) 31 Acquired
Nov. 1, 2018 WRB Phantom Stock Common Stock (277) 277 Acquired
Sept. 4, 2018 WRB Phantom Stock Common Stock (31) 31 Acquired
Aug. 1, 2018 WRB Phantom Stock Common Stock (290) 290 Acquired
July 2, 2018 WRB Phantom Stock Common Stock (69) 69 Acquired
June 1, 2018 WRB Phantom Stock Common Stock (32) 32 Acquired
May 1, 2018 WRB Phantom Stock Common Stock (281) 281 Acquired
March 1, 2018 WRB Phantom Stock Common Stock (36) 36 Acquired
Feb. 1, 2018 WRB Phantom Stock Common Stock (287) 287 Acquired
Jan. 2, 2018 WRB Phantom Stock Common Stock (14) 14 Acquired
Dec. 1, 2017 WRB Phantom Stock Common Stock (36) 36 Acquired
Nov. 1, 2017 WRB Phantom Stock Common Stock (306) 306 Acquired
Sept. 1, 2017 WRB Phantom Stock Common Stock (37) 37 Acquired
Aug. 1, 2017 WRB Phantom Stock Common Stock (318) 318 Acquired
June 1, 2017 WRB Phantom Stock Common Stock (108) 108 Acquired
May 1, 2017 WRB Phantom Stock Common Stock (309) 309 Acquired
April 3, 2017 WRB Phantom Stock Common Stock (21) 21 Disposed
March 1, 2017 WRB Phantom Stock Common Stock (34) 34 Disposed
Feb. 1, 2017 WRB Phantom Stock Common Stock (312) 312 Acquired
Jan. 3, 2017 WRB Phantom Stock Common Stock (15) 15 Acquired
Dec. 1, 2016 WRB Phantom Stock Common Stock (40) 40 Acquired
Nov. 1, 2016 WRB Phantom Stock Common Stock (370) 370 Acquired
Sept. 1, 2016 WRB Phantom Stock Common Stock (42) 42 Acquired
Aug. 1, 2016 WRB Phantom Stock Common Stock (363) 363 Acquired
June 1, 2016 WRB Phantom Stock Common Stock (132) 132 Acquired
May 2, 2016 WRB Phantom Stock Common Stock (373) 373 Acquired
March 1, 2016 WRB Phantom Stock Common Stock (67) 67 Acquired
Feb. 1, 2016 WRB Phantom Stock Common Stock (419) 419 Acquired
Dec. 1, 2015 WRB Phantom Stock Common Stock (44) 44 Acquired
Nov. 2, 2015 WRB Phantom Stock Common Stock (376) 376 Acquired
Sept. 1, 2015 WRB Phantom Stock Common Stock (46) 46 Acquired
Aug. 3, 2015 WRB Phantom Stock Common Stock (377) 377 Acquired
July 1, 2015 WRB Phantom Stock Common Stock (138) 138 Acquired
May 1, 2015 WRB Phantom Stock Common Stock (426) 426 Acquired
March 2, 2015 WRB Phantom Stock Common Stock (70) 70 Acquired
Feb. 2, 2015 WRB Phantom Stock Common Stock (428) 428 Acquired
Jan. 2, 2015 WRB Phantom Stock Common Stock (29) 29 Acquired
Dec. 1, 2014 WRB Phantom Stock Common Stock (47) 47 Acquired
Nov. 3, 2014 WRB Phantom Stock Common Stock (407) 407 Acquired
Sept. 2, 2014 WRB Phantom Stock Common Stock (51) 51 Acquired
Aug. 1, 2014 WRB Phantom Stock Common Stock (471) 471 Acquired
June 2, 2014 WRB Phantom Stock Common Stock (167) 167 Acquired
May 1, 2014 WRB Phantom Stock Common Stock (475) 475 Acquired
April 1, 2014 WRB Phantom Stock Common Stock (36) 36 Acquired
March 3, 2014 WRB Phantom Stock Common Stock (61) 61 Disposed
Feb. 3, 2014 WRB Phantom Stock Common Stock (548) 548 Acquired
Jan. 2, 2014 WRB Phantom Stock Common Stock (58) 58 Acquired
Dec. 2, 2013 WRB Phantom Stock Common Stock (57) 57 Acquired
Nov. 1, 2013 WRB Phantom Stock Common Stock (480) 480 Acquired
Sept. 3, 2013 WRB Phantom Stock Common Stock (60) 60 Acquired
Aug. 1, 2013 WRB Phantom Stock Common Stock (488) 488 Acquired
June 3, 2013 WRB Phantom Stock Common Stock (183) 183 Acquired
May 1, 2013 WRB Phantom Stock Common Stock (417) 417 Acquired
April 1, 2013 WRB Phantom Stock Common Stock (22) 22 Acquired
March 1, 2013 WRB Phantom Stock Common Stock (60) 60 Acquired
Feb. 1, 2013 WRB Phantom Stock Common Stock (456) 456 Acquired
Jan. 2, 2013 WRB Phantom Stock Common Stock (26) 26 Acquired
Dec. 3, 2012 WRB Phantom Stock Common Stock (100) 100 Acquired
Nov. 1, 2012 WRB Phantom Stock Common Stock (460) 460 Acquired
Sept. 4, 2012 WRB Phantom Stock Common Stock (106) 106 Acquired
Aug. 1, 2012 WRB Phantom Stock Common Stock (490) 490 Acquired
June 1, 2012 WRB Phantom Stock Common Stock (197) 197 Acquired
May 1, 2012 WRB Phantom Stock Common Stock (473) 473 Acquired
March 1, 2012 WRB Phantom Stock Common Stock (69) 69 Acquired
Feb. 1, 2012 WRB Phantom Stock Common Stock (537) 537 Acquired
Jan. 3, 2012 WRB Phantom Stock Common Stock (28) 28 Acquired
Dec. 1, 2011 WRB Phantom Stock Common Stock (74) 74 Acquired
Nov. 1, 2011 WRB Phantom Stock Common Stock (526) 526 Acquired
Sept. 1, 2011 WRB Phantom Stock Common Stock (81) 81 Acquired
Aug. 1, 2011 WRB Phantom Stock Common Stock (582) 582 Acquired
June 1, 2011 WRB Phantom Stock Common Stock (228) 228 Acquired
May 2, 2011 WRB Phantom Stock Common Stock (555) 555 Acquired
March 1, 2011 WRB Phantom Stock Common Stock (83) 83 Acquired
Feb. 1, 2011 WRB Phantom Stock Common Stock (664) 664 Acquired
Jan. 3, 2011 WRB Phantom Stock Common Stock (36) 36 Acquired
Dec. 1, 2010 WRB Phantom Stock Common Stock (92) 92 Acquired
Nov. 1, 2010 WRB Phantom Stock Common Stock (652) 652 Acquired
Sept. 1, 2010 WRB Phantom Stock Common Stock (151) 151 Acquired
Aug. 2, 2010 WRB Phantom Stock Common Stock (701) 701 Acquired
June 1, 2010 WRB Phantom Stock Common Stock (273) 273 Acquired

Showing latest 100 of 113 transactions

Exercise/conversion price is blank when not applicable (e.g. RSUs).