Russell C Horowitz

CIK 1054568 · View on SEC EDGAR ↗

Insider

First SEC filing: March 30, 2004 · Latest: Feb. 13, 2015

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Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 81 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

81 other filings hidden
Date Ticker Code Shares Price Value Owned after Δ own A/D vs now
April 4, 2014 MCHX S 318,347 $9.92 $3,158,002 0 Indirect -100.00% Disposed -82.3% (price as of 2026-08-20)
April 1, 2014 MCHX S 528,921 $9.92 $5,246,896 236,887 Direct -69.07% Disposed -82.3% (price as of 2026-08-20)
April 1, 2014 MCHX S 2,122,732 $9.92 $21,057,501 0 Indirect -100.00% Disposed -82.3% (price as of 2026-08-20)
Sept. 28, 2012 MCHX P 10b5-1 2,500 $3.82 $9,550 714,340 Direct +0.35% Acquired -53.9% (price as of 2026-08-20)
Sept. 19, 2012 MCHX P 10b5-1 5,000 $3.48 $17,400 711,840 Direct +0.71% Acquired -49.4% (price as of 2026-08-20)
Sept. 12, 2012 MCHX P 10b5-1 5,000 $3.55 $17,750 698,750 Direct +0.72% Acquired -50.4% (price as of 2026-08-20)
Sept. 5, 2012 MCHX P 10b5-1 5,000 $3.42 $17,100 693,750 Direct +0.73% Acquired -48.5% (price as of 2026-08-20)
Aug. 29, 2012 MCHX P 10b5-1 7,500 $3.25 $24,375 688,750 Direct +1.10% Acquired -45.8% (price as of 2026-08-20)
Aug. 20, 2012 MCHX P 10b5-1 7,500 $3.24 $24,300 681,250 Direct +1.11% Acquired -45.7% (price as of 2026-08-20)
Aug. 13, 2012 MCHX P 10b5-1 7,500 $3.20 $24,000 673,750 Direct +1.13% Acquired -45.0% (price as of 2026-08-20)
Aug. 10, 2012 MCHX P 10b5-1 5,000 $3.34 $16,700 666,250 Direct +0.76% Acquired -47.3% (price as of 2026-08-20)
Aug. 1, 2012 MCHX P 10b5-1 5,000 $3.46 $17,300 661,250 Direct +0.76% Acquired -49.1% (price as of 2026-08-20)
July 24, 2012 MCHX P 10b5-1 5,000 $3.47 $17,350 656,250 Direct +0.77% Acquired -49.3% (price as of 2026-08-20)
July 18, 2012 MCHX P 10b5-1 2,500 $3.96 $9,900 651,250 Direct +0.39% Acquired -55.6% (price as of 2026-08-20)
July 10, 2012 MCHX P 10b5-1 2,500 $4.32 $10,800 648,750 Direct +0.39% Acquired -59.3% (price as of 2026-08-20)
July 3, 2012 MCHX P 10b5-1 5,000 $3.66 $18,300 646,250 Direct +0.78% Acquired -51.9% (price as of 2026-08-20)
Dec. 29, 2011 MCHX S 45,000 $6.01 $270,450 0 Indirect -100.00% Disposed -70.7% (price as of 2026-08-20)
Nov. 28, 2011 MCHX S 45,000 $6.41 $288,450 45,000 Indirect -50.00% Disposed -72.5% (price as of 2026-08-20)
Oct. 24, 2011 MCHX S 45,000 $9.03 $406,350 90,000 Indirect -33.33% Disposed -80.5% (price as of 2026-08-20)

Showing latest 100 of 208 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
July 1, 2026 MCHX 6.0% Convertible Debt (due 2028) [F1] Class B Common Stock (2,702,703) $1.80 July 1, 2028 — Acquired
Dec. 16, 2025 MCHX Employee Stock Option (right to buy) Class B Common Stock (50,000) $1.64 Dec. 16, 2035 50,000 Acquired
Nov. 6, 2024 MCHX Employee Stock Option (right to buy) Class B Common Stock (50,000) $1.80 Nov. 6, 2034 50,000 Acquired
Sept. 28, 2023 MCHX Employee Stock Option (right to buy) Class B Common Stock (20,000) $1.45 Sept. 28, 2033 20,000 Acquired
Jan. 25, 2023 MCHX Employee Stock Option (right to buy) Class B Common Stock (51,000) $2.00 Jan. 25, 2033 51,000 Acquired
Dec. 30, 2022 MCHX Employee Stock Option (right to buy) Class B Common Stock (72,000) $1.60 Dec. 30, 2032 72,000 Acquired
Sept. 29, 2022 MCHX Employee Stock Option (right to buy) Class B Common Stock (20,000) $1.78 Sept. 29, 2032 20,000 Acquired
Jan. 3, 2022 MCHX Employee Stock Option (right to buy) Class B Common Stock (51,000) $2.56 Jan. 3, 2032 51,000 Acquired
Dec. 30, 2021 MCHX Employee Stock Option (right to buy) Class B Common Stock (47,500) $2.57 Dec. 30, 2031 47,500 Acquired
Oct. 1, 2021 MCHX Employee Stock Option (right to buy) Class B Common Stock (20,000) $3.02 Oct. 1, 2031 20,000 Acquired
Jan. 4, 2021 MCHX Employee Stock Option (right to buy) Class B Common Stock (41,000) $2.02 Jan. 4, 2031 41,000 Acquired
Dec. 31, 2020 MCHX Employee Stock Option (right to buy) Class B Common Stock (95,000) $1.96 Dec. 31, 2030 95,000 Acquired
Oct. 22, 2020 MCHX Employee Stock Option (right to buy) Class B Common Stock (20,000) $1.90 Oct. 22, 2030 20,000 Acquired
Sept. 26, 2019 MCHX Employee Stock Option (right to buy) Class B Common Stock (20,000) $3.26 Sept. 26, 2029 20,000 Acquired
May 22, 2019 MCHX Employee Stock Option (right to buy) Class B Common Stock (46,000) $5.25 May 22, 2029 46,000 Acquired
Sept. 27, 2018 MCHX Non-Qualified Stock Option (right to buy) Class B Common Stock (15,000) $2.76 Sept. 27, 2028 15,000 Acquired
Aug. 21, 2017 MCHX Non-Qualified Stock Option (right to buy) Class B Common Stock (95,000) $2.94 Aug. 21, 2027 95,000 Acquired
June 20, 2014 MCHX Restricted Stock Units Class B Common Stock (9,400) — — 9,400 Disposed
April 3, 2014 MCHX Class A Common Stock Class B Common Stock (318,347) $0.00 — 318,347 Disposed
March 31, 2014 MCHX Class A Common Stock Class B Common Stock (2,122,732) $0.00 — 2,122,732 Disposed
Feb. 26, 2014 MCHX Restricted Stock Units Class B Common Stock (13,000) — — 13,000 Disposed
Dec. 20, 2013 MCHX Employee Stock Option (right to buy) Class B Common Stock (37,500) $8.94 Dec. 20, 2023 37,500 Acquired
Dec. 20, 2013 MCHX Employee Stock Option (right to buy) Class B Common Stock (37,500) $8.94 Dec. 20, 2023 37,500 Acquired
Nov. 6, 2013 MCHX Restricted Stock Units Class B Common Stock (9,000) — — 9,000 Disposed
Oct. 25, 2013 MCHX Restricted Stock Units Class B Common Stock (8,600) — — 8,600 Disposed
Dec. 20, 2012 MCHX Employee Stock Option (right to buy) Class B Common Stock (58,250) $4.41 Dec. 20, 2022 58,250 Acquired
Dec. 20, 2012 MCHX Employee Stock Option (right to buy) Class B Common Stock (59,250) $4.41 Dec. 20, 2022 59,250 Acquired
Nov. 11, 2012 MCHX Restricted Stock Units Class B Common Stock (18,000) — — 18,000 Disposed
Sept. 20, 2012 MCHX Restricted Stock Units Class B Common Stock (11,000) — — 11,000 Disposed
Feb. 11, 2012 MCHX Restricted Stock Units Class B Common Stock (15,000) — — 15,000 Disposed
Dec. 20, 2011 MCHX Restricted Stock Units Class B Common Stock (9,000) — — 9,000 Disposed
Dec. 20, 2011 MCHX Restricted Stock Units Class B Common Stock (27,000) — — 27,000 Acquired
Dec. 20, 2011 MCHX Employee Stock Option (right to buy) Class B Common Stock (81,000) $6.35 Dec. 20, 2021 81,000 Acquired
Dec. 20, 2011 MCHX Employee Stock Option (right to buy) Class B Common Stock (35,000) $6.35 Dec. 20, 2021 35,000 Acquired
Sept. 27, 2011 MCHX Class A Common Stock Class B Common Stock (180,000) $0.00 — 180,000 Disposed
July 25, 2011 MCHX Class A Common Stock Class B Common Stock (180,000) $0.00 — 180,000 Disposed
May 11, 2011 MCHX Restricted Stock Units Class B Common Stock (12,000) — — 12,000 Disposed
April 4, 2011 MCHX Class A Common Stock Class B Common Stock (234,250) $0.00 — 234,250 Disposed
Dec. 22, 2010 MCHX Class A Common Stock [F2] Class B Common Stock (240,667) $0.00 — 240,667 Disposed
Dec. 20, 2010 MCHX Restricted Stock Units Class B Common Stock (33,000) — — 33,000 Acquired
Dec. 20, 2010 MCHX Employee Stock Option (right to buy) Class B Common Stock (99,000) $8.77 Dec. 20, 2020 99,000 Acquired
Dec. 20, 2010 MCHX Employee Stock Option (right to buy) Class B Common Stock (38,000) $8.77 Dec. 20, 2020 38,000 Acquired
May 11, 2010 MCHX Restricted Stock Units Class B Common Stock (45,000) — — 45,000 Acquired
May 11, 2010 MCHX Employee Stock Option (right to buy) Class B Common Stock (135,000) $4.89 May 11, 2020 135,000 Acquired
May 11, 2010 MCHX Employee Stock Option (right to buy) Class B Common Stock (47,500) $4.89 May 11, 2020 47,500 Acquired
Aug. 12, 2009 MCHX Employee Stock Option (right to buy) Class B Common Stock (150,000) $4.63 Aug. 12, 2019 150,000 Disposed
April 5, 2004 MCHX Series A redeemable preferred stock Class B Common Stock (5,000) — — 5,000 Disposed
April 5, 2004 MCHX Series A redeemable preferred stock Class B Common Stock (83,333) — — 83,333 Disposed
April 5, 2004 MCHX Series A redeemable preferred stock Class B Common Stock (1,400,000) — — 1,400,000 Disposed

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

Initial ownership (Form 3) 5 holdings

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

Date Ticker Security Shares Ownership
March 30, 2004 MCHX Class B Common Stock 10,000 Direct
March 30, 2004 MCHX Class A Common Stock→ Class B Common Stock (8,026,707) 8,026,707 Indirect
March 30, 2004 MCHX Series A redeemable preferred stock→ Class B Common Stock (1,400,000) 1,400,000 Indirect
March 30, 2004 MCHX Series A redeemable preferred stock→ Class B Common Stock (83,333) 83,333 Indirect
March 30, 2004 MCHX Series A redeemable preferred stock→ Class B Common Stock (5,000) 5,000 Indirect

Compensation (DEF 14A)

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

MCHX

Fiscal year Salary Bonus Stock awards Option awards Non-equity incentive Pension change Other Total
2024 $255,000 — — $54,000 — — $40,013 $349,013
2023 $319,161 — $123,750 $94,517 — — — $537,428
2014 $250,000 — — — $230,771 — — $480,771

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