Mark Ellwood Brockbank
CIK 1068341 · View on SEC EDGAR ↗
First SEC filing: June 16, 2021 · Latest: June 16, 2021
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Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| 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).