Insider at

04

Insider transactions

05
0 buys (P) 1 sells (S) Net: $-5,919,725 + 90 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

90 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
June 8, 2026 MGRB S 17,500 $338.27 $5,919,725 204,706 Direct -7.88% Disposed -95.3% (price as of 2026-10-05)
Aug. 20, 2024 MGRB S 9,300 $169.93 $1,580,349 367,976 Direct -2.47% Disposed -90.6% (price as of 2026-10-05)
Aug. 19, 2024 MGRB S 9,000 $171.98 $1,547,820 377,276 Direct -2.33% Disposed -90.7% (price as of 2026-10-05)
Sept. 14, 2021 MGRB P 2,000 $158.01 $316,020 183,783 Direct +1.10% Acquired -89.9% (price as of 2026-10-05)
Feb. 9, 2021 MGRB P 4,000 $136.23 $544,920 136,026 Direct +3.03% Acquired -88.3% (price as of 2026-10-05)
Sept. 1, 2020 MGRB P 5,000 $67.90 $339,500 142,667 Direct +3.63% Acquired -76.6% (price as of 2026-10-05)
May 13, 2020 MGRB P 10,000 $59.26 $592,600 137,667 Direct +7.83% Acquired -73.2% (price as of 2026-10-05)
March 12, 2020 MGRB P 10,000 $53.12 $531,200 127,667 Direct +8.50% Acquired -70.0% (price as of 2026-10-05)
Feb. 18, 2020 MGRB P 10,000 $83.13 $831,300 117,662 Direct +9.29% Acquired -80.9% (price as of 2026-10-05)
May 10, 2019 MGRB P 11,000 $93.19 $1,025,090 115,527 Direct +10.52% Acquired -82.9% (price as of 2026-10-05)

Showing latest 100 of 198 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.

06
DateTickerSecurityUnderlying Exercise priceExpirationSharesA/D
June 8, 2026 MGRB Employee Stock Option (Right to Buy) Common Stock (75,000) $74.49 Aug. 15, 2026 75,000 Disposed
March 5, 2026 MGRB Stock Units Common Stock (8,544) · · 8,544 Acquired
March 5, 2026 MGRB Stock Units Common Stock (17,563) · · 17,563 Disposed
Sept. 2, 2025 MGRB Employee Stock Option (Right to Buy) Common Stock (75,000) $74.49 Aug. 15, 2026 75,000 Disposed
Aug. 12, 2025 MGRB Employee Stock Option (Right to Buy) Common Stock (75,000) $74.49 Aug. 15, 2026 75,000 Disposed
July 1, 2025 MGRB Employee Stock Option (Right to Buy) Common Stock (75,000) $74.49 Aug. 15, 2026 75,000 Disposed
March 5, 2025 MGRB Stock Units Common Stock (13,527) · · 13,527 Acquired
March 5, 2025 MGRB Stock Units Common Stock (16,693) · · 16,693 Disposed
Oct. 2, 2024 MGRB Employee Stock Option (Right to Buy) Common Stock (100,000) $74.49 Aug. 15, 2026 100,000 Disposed
Aug. 19, 2024 MGRB Employee Stock Option (Right to Buy) Common Stock (200,000) $74.49 Aug. 15, 2026 200,000 Disposed
March 5, 2024 MGRB Employee Stock Option (Right to Buy) Common Stock (600,000) $74.49 Aug. 15, 2026 600,000 Acquired
March 5, 2024 MGRB Stock Units Common Stock (15,702) · · 15,702 Acquired
March 5, 2024 MGRB Stock Units Common Stock (12,767) · · 12,767 Disposed
Jan. 1, 2024 MGRB Stock Units Common Stock (5,792) · · 5,792 Disposed
Aug. 15, 2023 MGRB Stock Units Common Stock (47,990) · · 47,990 Disposed
March 5, 2023 MGRB Stock Units Common Stock (7,874) · · 7,874 Disposed
March 5, 2023 MGRB Stock Units Common Stock (19,576) · · 19,576 Acquired
March 5, 2023 MGRB Stock Units Common Stock (47,990) · · 47,990 Acquired
Jan. 1, 2023 MGRB Stock Units Common Stock (8,974) · · 8,974 Disposed
Aug. 15, 2022 MGRB Stock Units Common Stock (47,988) · · 47,988 Disposed
March 5, 2022 MGRB Stock Units Common Stock (21,445) · · 21,445 Acquired
March 5, 2022 MGRB Stock Units Common Stock (47,988) · · 47,988 Acquired
March 5, 2022 MGRB Stock Units Common Stock (2,512) · · 2,512 Disposed
Jan. 1, 2022 MGRB Stock Units Common Stock (10,757) · · 10,757 Disposed
Aug. 15, 2021 MGRB Stock Units Common Stock (47,988) · · 47,988 Disposed
April 15, 2021 MGRB Employee Stock Option (Right to Buy) Common Stock (41,131) $122.40 Feb. 3, 2023 41,131 Disposed
March 5, 2021 MGRB Stock Units Common Stock (10,050) · · 10,050 Acquired
March 5, 2021 MGRB Stock Units Common Stock (47,988) · · 47,988 Acquired
Jan. 1, 2021 MGRB Stock Units Common Stock (5,792) · · 5,792 Disposed
March 3, 2020 MGRB Stock Units Common Stock (23,168) · · 23,168 Acquired
Feb. 22, 2019 MGRB Employee Stock Option (Right to Buy) Common Stock (41,131) $122.40 Feb. 3, 2023 41,131 Acquired
Jan. 1, 2019 MGRB Stock Units Common Stock (5,499) $0.00 · 5,499 Disposed
Dec. 31, 2017 MGRB Stock Units Common Stock (20,295) $0.00 · 20,295 Disposed
Dec. 31, 2017 MGRB Stock Units Common Stock (5,498) $0.00 · 5,498 Disposed
Feb. 9, 2017 MGRB Employee Stock Option (Right to Buy) Common Stock (45,000) $95.82 Dec. 14, 2017 45,000 Disposed
Feb. 9, 2017 MGRB Employee Stock Option (Right to Buy) Common Stock (75,000) $99.66 July 19, 2018 75,000 Disposed
Jan. 2, 2017 MGRB Stock Units Common Stock (6,207) $0.00 · 6,207 Disposed
Jan. 1, 2017 MGRB Stock Units Common Stock (5,498) $0.00 · 5,498 Disposed
Jan. 1, 2017 MGRB Stock Units Common Stock (4,398) $0.00 · 4,398 Disposed
Jan. 1, 2016 MGRB Stock Units Common Stock (5,498) $0.00 · 5,498 Disposed
Jan. 1, 2016 MGRB Stock Units Common Stock (4,398) $0.00 · 4,398 Disposed
May 1, 2015 MGRB Employee Stock Option (Right to Buy) Common Stock (15,000) $62.91 July 20, 2017 15,000 Disposed
May 1, 2015 MGRB Employee Stock Option (Right to Buy) Common Stock (1,611) $62.04 July 21, 2016 1,611 Disposed
Jan. 20, 2015 MGRB Stock Units Common Stock (21,993) · · 21,993 Acquired
Jan. 1, 2015 MGRB Stock Units Common Stock (4,398) $0.00 · 4,398 Disposed
May 9, 2014 MGRB Employee Stock Option (Right to Buy) Common Stock (13,389) $62.04 July 21, 2016 13,389 Disposed
May 8, 2014 MGRB Employee Stock Option (Right to Buy) Common Stock (15,000) $95.82 Dec. 14, 2017 15,000 Disposed
May 8, 2014 MGRB Employee Stock Option (Right to Buy) Common Stock (30,000) $62.91 July 20, 2017 30,000 Disposed
May 8, 2014 MGRB Employee Stock Option (Right to Buy) Common Stock (15,000) $65.51 Dec. 2, 2016 15,000 Disposed
Jan. 2, 2014 MGRB Stock Units Common Stock (4,397) $0.00 · 4,397 Disposed
Jan. 2, 2014 MGRB Stock Units Common Stock (17,591) $0.00 · 17,591 Acquired
Dec. 18, 2013 MGRB Stock Units Common Stock (26,503) · · 26,503 Acquired
May 7, 2013 MGRB Employee Stock Option (Right to Buy) Common Stock (15,000) $65.51 Dec. 2, 2016 15,000 Disposed
May 7, 2013 MGRB Employee Stock Option (Right to Buy) Common Stock (15,000) $62.04 July 21, 2016 15,000 Disposed
May 7, 2013 MGRB Employee Stock Option (Right to Buy) Common Stock (1,800) $48.38 Nov. 3, 2015 1,800 Disposed
May 6, 2013 MGRB Employee Stock Option (Right to Buy) Common Stock (30,109) $48.38 Nov. 3, 2015 30,109 Disposed
Aug. 29, 2012 MGRB Employee Stock Option (Right to Buy) Common Stock (30,000) $65.51 Dec. 2, 2016 30,000 Disposed
Aug. 29, 2012 MGRB Employee Stock Option (Right to Buy) Common Stock (1,325) $62.91 July 20, 2017 1,325 Disposed
Aug. 28, 2012 MGRB Employee Stock Option (Right to Buy) Common Stock (13,675) $62.91 July 20, 2017 13,675 Disposed
Feb. 14, 2012 MGRB Employee Stock Option (Right to Buy) Common Stock (30,000) $62.04 July 21, 2016 30,000 Disposed
Feb. 14, 2012 MGRB Employee Stock Option (Right to Buy) Common Stock (35,723) $48.38 Nov. 3, 2015 35,723 Disposed
July 19, 2011 MGRB Employee Stock Option (Right to Buy) Common Stock (75,000) $99.66 July 19, 2018 75,000 Acquired
Feb. 17, 2011 MGRB Employee Stock Option (Right to Buy) Common Stock (40,000) $48.38 Nov. 3, 2015 40,000 Disposed
Dec. 14, 2010 MGRB Employee Stock Option (Right to Buy) Common Stock (60,000) $95.82 Dec. 14, 2017 60,000 Acquired
July 20, 2010 MGRB Employee Stock Option (Right to Buy) Common Stock (60,000) $62.91 July 20, 2017 60,000 Acquired
March 15, 2010 MGRB Employee Stock Option(Right to Buy) Common Stock (20,000) $48.38 Nov. 3, 2015 20,000 Disposed
Dec. 2, 2009 MGRB Employee Stock Option (Right to Buy) Common Stock (60,000) $65.51 Dec. 2, 2016 60,000 Acquired
July 21, 2009 MGRB Employee Stock Option (Right to Buy) Common Stock (60,000) $62.04 July 21, 2016 60,000 Acquired
Nov. 3, 2008 MGRB Employee Stock Option (Right to Buy) Common Stock (127,632) $48.38 Nov. 3, 2015 127,632 Acquired

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

Initial ownership (Form 3) 3 holdings

07

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

DateTickerSecuritySharesOwnership
April 23, 2008 MGRB Common Stock · Direct
April 23, 2008 MGRB Employee Stock Option (Right to Buy)→ Common Stock (60,000) 60,000 Direct
April 23, 2008 MGRB Employee Stock Option (Right to Buy)→ Common Stock (93,318) 93,318 Direct

Compensation (DEF 14A)

08

Matched by name from proxy statements (DEF 14A) — verify against the filing.

Fiscal yearSalaryBonusStock awards Option awardsNon-equity incentivePension changeOtherTotal
2025 $750,000 · · · $6,525,000 · $69,950 $16,311,950
2024 $750,000 · · · $5,986,000 · $68,846 $13,030,846
2023 $750,000 · · · $4,811,000 · $66,823 $14,617,823

Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.