Mark A Hellerstein

CIK 1198283 · View on SEC EDGAR ↗

Insider

First SEC filing: Jan. 17, 2006 · Latest: Jan. 17, 2006

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Insider at

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 91 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

91 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
May 20, 2008 SM S 57,173 $50.89 $2,909,534 70,246 Direct -44.87% Disposed -29.4% (price as of 2026-08-19)
June 25, 2007 SM S 73,414 $38.00 $2,789,732 92,048 Direct -44.37% Disposed -5.5% (price as of 2026-08-19)
June 22, 2007 SM S 61,700 $38.06 $2,348,302 92,048 Direct -40.13% Disposed -5.7% (price as of 2026-08-19)
June 2, 2006 SM S 10b5-1 12,500 $39.25 $490,625 91,469 Direct -12.02% Disposed -8.5% (price as of 2026-08-19)
June 1, 2006 SM S 10b5-1 100,000 $38.67 $3,867,000 91,469 Direct -52.23% Disposed -7.2% (price as of 2026-08-19)
June 1, 2006 SM S 10b5-1 90,102 $39.00 $3,513,978 91,469 Direct -49.62% Disposed -7.9% (price as of 2026-08-19)
May 31, 2006 SM S 10b5-1 116,500 $39.00 $4,543,500 91,469 Direct -56.02% Disposed -7.9% (price as of 2026-08-19)
May 26, 2006 SM S 10b5-1 7,200 $38.00 $273,600 91,469 Direct -7.30% Disposed -5.5% (price as of 2026-08-19)
May 16, 2006 SM S 10b5-1 20,500 $38.02 $779,410 91,469 Direct -18.31% Disposed -5.6% (price as of 2026-08-19)

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. 31, 2018 MDU Phantom Stock Common Stock (742) — — 742 Acquired
Sept. 28, 2018 MDU Phantom Stock Common Stock (685) — — 685 Acquired
June 29, 2018 MDU Phantom Stock Common Stock (605) — — 605 Acquired
March 30, 2018 MDU Phantom Stock Common Stock (624) — — 624 Acquired
Dec. 29, 2017 MDU Phantom Stock Common Stock (657) — — 657 Acquired
Sept. 30, 2017 MDU Phantom Stock Common Stock (745) — — 745 Acquired
June 30, 2017 MDU Phantom Stock Common Stock (702) — — 702 Acquired
March 31, 2017 MDU Phantom Stock Common Stock (662) — — 662 Acquired
Dec. 31, 2016 MDU Phantom Stock Common Stock (615) — — 615 Acquired
Sept. 30, 2016 MDU Phantom Stock Common Stock (691) — — 691 Acquired
June 30, 2016 MDU Phantom Stock Common Stock (748) — — 748 Acquired
March 31, 2016 MDU Phantom Stock Common Stock (893) — — 893 Acquired
Dec. 31, 2015 MDU Phantom Stock Common Stock (925) — — 925 Acquired
Sept. 30, 2015 MDU Phantom Stock Common Stock (1,025) — — 1,025 Acquired
June 30, 2015 MDU Phantom Stock Common Stock (854) — — 854 Acquired
March 31, 2015 MDU Phantom Stock Common Stock (775) — — 775 Acquired
Dec. 31, 2014 MDU Phantom Stock Common Stock (685) — — 685 Acquired
Sept. 30, 2014 MDU Phantom Stock Common Stock (593) — — 593 Acquired
June 30, 2014 MDU Phantom Stock Common Stock (427) — — 427 Acquired
March 31, 2014 MDU Phantom Stock Common Stock (407) — — 407 Acquired
March 17, 2008 SM Restricted Stock Units Common Stock (5,925) — March 17, 2008 5,925 Disposed
Feb. 28, 2008 SM Restricted Stock Units Common Stock (12,132) — Feb. 28, 2008 12,132 Disposed
Feb. 28, 2008 SM Restricted Stock Units Common Stock (834) — Feb. 28, 2008 834 Disposed
July 2, 2007 SM Restricted Stock Units Common Stock (29,456) — July 2, 2007 29,456 Disposed
June 25, 2007 SM Stock Option (Right-To-Buy) Common Stock (5,057) $13.39 Oct. 22, 2013 5,057 Disposed
June 25, 2007 SM Stock Option (Right-To-Buy) Common Stock (5,057) $14.25 Dec. 31, 2013 5,057 Disposed
June 25, 2007 SM Stock Option (Right-To-Buy) Common Stock (63,300) $11.58 June 1, 2012 63,300 Disposed
June 22, 2007 SM Stock Option (Right-To-Buy) Common Stock (61,700) $11.58 June 1, 2012 61,700 Disposed
Feb. 28, 2007 SM Restricted Stock Units Common Stock (3,335) — — 3,335 Acquired
June 2, 2006 SM Stock Option (Right-to-Buy) Common Stock (12,500) $11.58 June 1, 2012 12,500 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (2,000) $12.50 Dec. 31, 2012 2,000 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (22,628) $12.52 March 31, 2013 22,628 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (22,628) $13.65 June 30, 2013 22,628 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (15,173) $13.39 Oct. 22, 2013 15,173 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (15,173) $14.25 Dec. 31, 2013 15,173 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (22,398) $11.58 June 1, 2012 22,398 Disposed
June 1, 2006 SM Stock Option (Right-to-Buy) Common Stock (90,102) $11.58 June 1, 2012 90,102 Disposed
May 31, 2006 SM Stock Option (Right-to-Buy) Common Stock (36,180) $16.66 Dec. 31, 2010 36,180 Disposed
May 31, 2006 SM Stock Option (Right-to-Buy) Common Stock (21,766) $7.96 Sept. 30, 2011 21,766 Disposed
May 31, 2006 SM Stock Option (Right-to-Buy) Common Stock (21,766) $10.60 Dec. 31, 2011 21,766 Disposed
May 31, 2006 SM Stock Option (Right-to-Buy) Common Stock (21,764) $10.86 March 31, 2012 21,764 Disposed
May 31, 2006 SM Stock Option (Right-to-Buy) Common Stock (15,024) $11.58 June 1, 2012 15,024 Disposed
May 26, 2006 SM Stock Option (Right-to-Buy) Common Stock (7,200) $6.19 Dec. 31, 2009 7,200 Disposed
May 16, 2006 SM Stock Option (Right-to-Buy) Common Stock (20,500) $6.19 Dec. 31, 2009 20,500 Disposed
May 15, 2006 SM Stock Option (Right-to-Buy) Common Stock (5,800) $6.19 Dec. 31, 2010 5,800 Disposed
May 12, 2006 SM Stock Option (Right-to-Buy) Common Stock (13,402) $16.66 Dec. 31, 2010 13,402 Disposed
May 12, 2006 SM Stock Option (Right-to-Buy) Common Stock (20,248) $6.19 Dec. 31, 2009 20,248 Disposed
May 12, 2006 SM Stock Option (Right-to-Buy) Common Stock (32,490) $4.62 Dec. 31, 2008 32,490 Disposed
May 12, 2006 SM Stock Option (Right-to-Buy) Common Stock (15,568) $8.75 Dec. 31, 2007 15,568 Disposed
May 12, 2006 SM Stock Option (Right-to-Buy) Common Stock (18,292) $6.22 Dec. 31, 2006 18,292 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (140,000) $11.58 June 1, 2012 140,000 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $11.58 June 1, 2012 0 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $10.86 March 31, 2012 0 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $10.60 Dec. 31, 2011 0 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $7.96 Sept. 30, 2011 0 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $16.66 Dec. 31, 2010 0 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (65,024) $11.58 June 1, 2012 65,024 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (21,764) $10.86 March 31, 2012 21,764 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (21,766) $10.60 Dec. 31, 2011 21,766 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (21,766) $7.96 Sept. 30, 2011 21,766 Disposed
May 11, 2006 SM Stock Option (Right-to-Buy) Common Stock (9,680) $16.66 Dec. 31, 2010 9,680 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (60,000) $11.58 June 1, 2012 60,000 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (20,630) $12.50 Dec. 31, 2012 20,630 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (34,976) $11.58 June 1, 2012 34,976 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Shares (21,764) $12.03 June 30, 2012 21,764 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (22,630) $11.95 Sept. 30, 2012 22,630 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $16.66 Dec. 31, 2010 0 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $6.19 Dec. 31, 2009 0 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $4.62 Dec. 31, 2008 0 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $8.75 Dec. 31, 2007 0 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (0) $6.22 Dec. 31, 2006 0 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (39,902) $16.66 Dec. 31, 2010 39,902 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (53,748) $6.19 Dec. 31, 2009 53,748 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (32,490) $4.62 Dec. 31, 2008 32,490 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (15,568) $8.75 Dec. 31, 2007 15,568 Disposed
May 10, 2006 SM Stock Option (Right-to-Buy) Common Stock (18,292) $6.22 Dec. 31, 2006 18,292 Disposed
Feb. 28, 2006 SM Restricted Stock Units Common Stock (24,264) — — 24,264 Acquired
March 24, 2005 SM Stock Options (Right To Buy) Common Stock; $.01 Par Value (2,858) $10.25 Dec. 31, 2005 2,858 Disposed
March 15, 2005 SM Restricted Stock Units [F3] Common Stock; $.01 Par Value (3,950) — — 3,950 Acquired
March 15, 2005 SM Restricted Stock Units Common Stock; $.01 Par Value (3,950) — — 3,950 Acquired
June 30, 2004 SM Restricted Stock Units Common Stock; $.01 Par Value (14,728) — — 14,728 Acquired
Dec. 31, 2003 SM Employee Stock Option (right to buy) Common Stock (10,115) $28.50 Dec. 31, 2013 10,115 Acquired
Oct. 22, 2003 SM Employee Stock Option (right to buy) Common Stock (10,115) $26.78 Oct. 22, 2013 10,115 Acquired
Aug. 19, 2003 SM Exployee Stock Option (right to purchase) Common Stock (5,714) $17.50 Dec. 31, 2007 5,714 Disposed

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

Compensation (DEF 14A)

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

SM

CEO
Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2007 — — — — — — — —
2004 — — — — — — — —
2003 — — — — — — — —

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