Garrett S Gray

Insider

First SEC filing: Feb. 4, 2005 · Latest: Feb. 4, 2005

On this page

Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.
Compensation Executive pay disclosed in company proxy statements.

Insider at

MTX selling May 5, 2004

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 15 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

15 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 4, 2005	MTX		None	—	—	—	—	—	(price as of 2026-08-21)
Nov. 10, 2004	MTX	I	5,048	$63.10	$318,529	2,249 Indirect	-69.18%	Disposed	127.6% (price as of 2026-08-21)
May 5, 2004	MTX	M	21,900	—	—	21,908 Direct	-49.99%	Disposed	(price as of 2026-08-21)
May 5, 2004	MTX	S	21,900	$58.99	$1,291,881	9,000 Direct	-70.87%	Disposed	143.4% (price as of 2026-08-21)
May 5, 2004	MTX	M	21,900	$39.53	$865,707	30,900 Direct	+243.33%	Acquired	263.3% (price as of 2026-08-21)
May 4, 2004	MTX	M	28,887	—	—	43,808 Direct	-39.74%	Disposed	(price as of 2026-08-21)
May 4, 2004	MTX	S	28,887	$59.35	$1,714,443	9,000 Direct	-76.25%	Disposed	142.0% (price as of 2026-08-21)
May 4, 2004	MTX	M	28,887	$39.53	$1,141,903	37,887 Direct	+320.97%	Acquired	263.3% (price as of 2026-08-21)
April 1, 2004	MTX	M	9,795	—	—	72,695 Direct	-11.87%	Disposed	(price as of 2026-08-21)
April 1, 2004	MTX	S	9,795	$57.96	$567,718	9,000 Direct	-52.11%	Disposed	147.8% (price as of 2026-08-21)
April 1, 2004	MTX	M	9,795	$30.63	$300,021	18,795 Direct	+108.83%	Acquired	368.8% (price as of 2026-08-21)
March 31, 2004	MTX	J	0	—	—	7,284 Indirect	0.00%	Acquired	(price as of 2026-08-21)
Feb. 25, 2004	MTX	A	6,000	—	—	82,546 Direct	+7.84%	Acquired	(price as of 2026-08-21)
Feb. 25, 2004	MTX	A	2,100	—	—	4,100 Direct	+105.00%	Acquired	(price as of 2026-08-21)
Dec. 31, 2003	MTX	A	44	—	—	1,709 Direct	+2.64%	Acquired	(price as of 2026-08-21)
Nov. 5, 2003	MTX	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-21)
July 3, 2003	MTX	J	10	$50.06	$501	6,936 Indirect	+0.14%	Acquired	186.9% (price as of 2026-08-21)
Jan. 28, 1999	MTX	A	50,787	—	—	106,844 Direct	+90.60%	Acquired	(price as of 2026-08-21)

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
May 5, 2004	MTX	EMPLOYEE STOCK OPTION (RIGHT TO BUY)	COMMON STOCK (21,900)	$39.53	—	21,900	Disposed
May 4, 2004	MTX	EMPLOYEE STOCK OPTION (RIGHT TO BUY)	COMMON STOCK (28,887)	$39.53	—	28,887	Disposed
April 1, 2004	MTX	EMPLOYEE STOCK OPTION (RIGHT TO BUY)	COMMON STOCK (9,795)	$30.63	—	9,795	Disposed
Feb. 25, 2004	MTX	EMPLOYEE STOCK OPTION (RIGHT TO BUY)	COMMON STOCK (6,000)	$53.89	—	6,000	Acquired
Feb. 25, 2004	MTX	DEFERRED STOCK	COMMON STOCK (2,100)	—	Feb. 25, 2009	2,100	Acquired
Dec. 31, 2003	MTX	PHANTOM STOCK UNITS	COMMON STOCK (44)	—	—	44	Acquired
Nov. 5, 2003	MTX	DEFERRED STOCK [F1]	COMMON STOCK (2,000)	—	—	2,000	Acquired
Jan. 28, 1999	MTX	EMPLOYEE STOCK OPTION (RIGHT TO BUY)	COMMON STOCK	$39.53	—	50,787	Acquired

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.

MTX

General Counsel

Fiscal year	Salary	Bonus	Stock awards	Option awards	Non-equity incentive	Pension change	Other	Total
2004	$285,077,264,462,257,376	$1,265,009,740,062,565	—	—	—	—	—	—

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