Insider at

04

Insider transactions

05
0 buys (P) 0 sells (S) Net: $0 + 71 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

71 other filings hidden
DateTickerCodeSharesPriceValue Owned afterΔ ownA/Dvs now
Feb. 25, 2025 ECG P 1,400 $38.02 $53,228 14,928 Direct +10.35% Acquired 224.4% (price as of 2026-10-02)
May 30, 2019 MDU P 2,000 $24.81 $49,620 14,190 Direct +16.41% Acquired 97.3% (price as of 2026-10-02)
May 30, 2019 MDU P 1,500 $24.80 $37,200 12,190 Direct +14.03% Acquired 97.3% (price as of 2026-10-02)
Dec. 1, 2017 MAR S 5,900 $127.22 $750,598 61,956 Direct -8.69% Disposed 182.2% (price as of 2026-10-02)
Nov. 13, 2017 MAR S 6,550 $120.40 $788,620 67,856 Direct -8.80% Disposed 198.1% (price as of 2026-10-02)
Sept. 22, 2017 MAR S 6,000 $108.00 $648,000 74,406 Direct -7.46% Disposed 232.4% (price as of 2026-10-02)
Sept. 1, 2017 MAR S 4,453 $103.81 $462,266 80,406 Direct -5.25% Disposed 245.8% (price as of 2026-10-02)
June 16, 2017 MAR S 3,300 $104.65 $345,345 84,859 Direct -3.74% Disposed 243.0% (price as of 2026-10-02)
March 28, 2017 MAR S 7,378 $93.44 $689,400 84,777 Direct -8.01% Disposed 284.2% (price as of 2026-10-02)
March 1, 2017 MAR S 10,095 $88.77 $896,133 84,777 Direct -10.64% Disposed 304.4% (price as of 2026-10-02)
Feb. 27, 2017 MAR S 10,033 $87.40 $876,884 84,777 Direct -10.58% Disposed 310.7% (price as of 2026-10-02)
Dec. 16, 2016 MAR S 5,000 $84.68 $423,400 77,597 Direct -6.05% Disposed 323.9% (price as of 2026-10-02)
Dec. 13, 2016 MAR S 5,130 $84.42 $433,075 82,597 Direct -5.85% Disposed 325.2% (price as of 2026-10-02)
Nov. 21, 2016 MAR S 8,744 $77.12 $674,337 87,727 Direct -9.06% Disposed 365.5% (price as of 2026-10-02)
Feb. 25, 2015 MAR S 13,366 $82.36 $1,100,824 84,621 Direct -13.64% Disposed 335.8% (price as of 2026-10-02)
Nov. 21, 2014 MAR S 8,577 $76.64 $657,341 85,313 Direct -9.14% Disposed 368.4% (price as of 2026-10-02)
Nov. 18, 2014 MAR S 289 $76.95 $22,239 93,890 Direct -0.31% Disposed 366.5% (price as of 2026-10-02)
Nov. 18, 2014 MAR S 2 $76.99 $154 94,179 Direct 0.00% Disposed 366.2% (price as of 2026-10-02)
Sept. 18, 2014 MAR S 10,248 $72.17 $739,598 94,181 Direct -9.81% Disposed 397.4% (price as of 2026-10-02)
Aug. 4, 2014 MAR S 8,520 $65.99 $562,235 104,429 Direct -7.54% Disposed 444.0% (price as of 2026-10-02)
June 2, 2014 MAR S 7,500 $61.27 $459,525 104,429 Direct -6.70% Disposed 485.9% (price as of 2026-10-02)
Feb. 28, 2014 MAR S 7,500 $54.24 $406,800 104,429 Direct -6.70% Disposed 561.8% (price as of 2026-10-02)
Dec. 16, 2013 MAR S 23,720 $47.08 $1,116,738 87,361 Direct -21.35% Disposed 662.4% (price as of 2026-10-02)
March 25, 2013 MAR S 10,000 $39.67 $396,700 87,361 Direct -10.27% Disposed 804.9% (price as of 2026-10-02)
Oct. 17, 2012 MAR S 13,200 $38.64 $510,048 73,995 Direct -15.14% Disposed 829.0% (price as of 2026-10-02)
May 9, 2012 MAR S 313 $38.61 $12,085 73,995 Direct -0.42% Disposed 829.7% (price as of 2026-10-02)
March 22, 2012 MAR S 12,000 $37.47 $449,640 74,308 Direct -13.90% Disposed 858.0% (price as of 2026-10-02)
Dec. 16, 2010 MAR S 10,000 $41.09 $410,900 46,915 Direct -17.57% Disposed 826.9% (price as of 2026-10-02)
Sept. 3, 2010 MAR S 11,000 $35.08 $385,880 46,915 Direct -18.99% Disposed 985.7% (price as of 2026-10-02)

Showing latest 100 of 135 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
Sept. 1, 2017 MAR Stock Appreciation Rights Class A Common Stock (13,338) $35.54 Feb. 19, 2018 13,338 Disposed
May 26, 2017 MAR Stock Appreciation Rights Class A Common Stock (10,000) $35.54 Feb. 19, 2018 10,000 Disposed
March 28, 2017 MAR Stock Appreciation Rights Class A Common Stock (23,338) $35.54 Feb. 19, 2018 23,338 Disposed
March 1, 2017 MAR Stock Appreciation Rights Class A Common Stock (28,910) $27.46 Feb. 15, 2020 28,910 Disposed
Feb. 27, 2017 MAR Stock Appreciation Rights Class A Common Stock (28,910) $27.46 Feb. 15, 2020 28,910 Disposed
Feb. 21, 2017 MAR Stock Appreciation Rights Class A Common Stock (17,403) $88.31 Feb. 21, 2027 17,403 Acquired
Feb. 22, 2016 MAR Stock Appreciation Rights Class A Common Stock (19,071) $66.86 Feb. 22, 2026 19,071 Acquired
Feb. 23, 2015 MAR Stock Appreciation Rights Class A Common Stock (16,053) $82.67 Feb. 23, 2025 16,053 Acquired
Aug. 4, 2014 MAR Stock Option (Right to buy) Class A Common Stock (8,520) $32.16 Feb. 10, 2015 8,520 Disposed
June 2, 2014 MAR Stock Option (Right to buy) Class A Common Stock (7,500) $16.58 Nov. 4, 2014 7,500 Disposed
Feb. 28, 2014 MAR Stock Option (Right to buy) Class A Common Stock (7,500) $16.58 Nov. 4, 2014 7,500 Disposed
Feb. 24, 2014 MAR Stock Appreciation Rights Class A Common Stock (23,685) $53.25 Feb. 24, 2024 23,685 Acquired
Dec. 16, 2013 MAR Stock Option (Right to buy) Class A Common Stock (23,720) $22.81 Feb. 5, 2014 23,720 Disposed
March 25, 2013 MAR Stock Option (Right to buy) Class A Common Stock (10,000) $16.58 Nov. 4, 2014 10,000 Disposed
Oct. 17, 2012 MAR Stock Option (Right to buy) Class A Common Stock (13,200) $15.10 Feb. 6, 2013 13,200 Disposed
March 22, 2012 MAR Stock Option (Right to buy) Class A Common Stock (12,000) $15.10 Feb. 6, 2013 12,000 Disposed
Feb. 17, 2011 MAR Stock Appreciation Rights Class A Common Stock (31,708) $40.84 Feb. 17, 2022 31,708 Acquired
Dec. 16, 2010 MAR Stock Option (Right to buy) Class A Common Stock (10,000) $15.10 Feb. 6, 2013 10,000 Disposed
Sept. 3, 2010 MAR Stock Option (Right to buy) Class A Common Stock (11,000) $22.87 Feb. 1, 2011 11,000 Disposed
Aug. 6, 2010 MAR Stock Option (Right to buy) Class A Common Stock (11,000) $22.87 Feb. 1, 2011 11,000 Disposed
Aug. 7, 2008 MAR Stock Appreciation Rights Class A Common Stock (57,820) $27.46 Feb. 15, 2020 57,820 Acquired
Feb. 19, 2008 MAR Stock Appreciation Rights Class A Common Stock (46,676) $35.54 Feb. 19, 2018 46,676 Acquired
March 23, 2007 MAR Class A Employee Stock Option (Right to buy) Class A Common Stock (5,000) $15.11 Feb. 6, 2013 5,000 Disposed
Feb. 21, 2007 MAR Class A Employee Stock Option (Right to buy) Class A Common Stock (2,480) $14.11 Nov. 5, 2013 2,480 Disposed
Feb. 21, 2007 MAR Class A Employee Stock Option (Right to buy) Class A Common Stock (3,250) $15.68 Sept. 16, 2012 3,250 Disposed
Dec. 20, 2006 MAR Class A Employee Stock Option (Right to buy) Class A Common Stock (3,000) $15.68 Sept. 16, 2012 3,000 Disposed

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

Initial ownership (Form 3) 18 holdings

07

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

DateTickerSecuritySharesOwnership
Nov. 19, 2018 MDU Common Stock 10,000 Direct
Nov. 14, 2006 MAR Class A Common - Restricted Stock Units 2,220 Direct
Nov. 14, 2006 MAR Class A Common - Restricted Stock Units 27,256 Direct
Nov. 14, 2006 MAR Class A Common Stock 15,085 Direct
Nov. 14, 2006 MAR Class A Common Stock - Deferred Stock Award Agmt. 12,000 Direct
Nov. 14, 2006 MAR Class A Common Stock - Deferred Stock Bonus Award 30 Direct
Nov. 14, 2006 MAR Class A Common Stock - Deferred Stock Bonus Award 92 Direct
Nov. 14, 2006 MAR Class A Common Stock - Deferred Stock Bonus Award 218 Direct
Nov. 14, 2006 MAR Class A Common Stock - Deferred Stock Bonus Award 440 Direct
Nov. 14, 2006 MAR Class A Common Stock - Deferred Stock Bonus Award 592 Direct
Nov. 14, 2006 MAR Class A Common Stock - Restricted 3,000 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (2,480) 2,480 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (25,000) 25,000 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (22,000) 22,000 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (6,250) 6,250 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (40,200) 40,200 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (23,720) 23,720 Direct
Nov. 14, 2006 MAR Class A Employee Stock Option (Right to buy)→ Class A Common Stock (8,520) 8,520 Direct