Michael J Wall

Insider

First SEC filing: July 5, 2005 · Latest: July 5, 2005

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 5 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

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 23, 2007	CWST	A	500	$11.01	$5,505	500 Direct	—	Acquired	730.8% (price as of 2026-08-19)
July 6, 2006	CWST	A	9,000	$13.00	$117,000	9,000 Direct	—	Acquired	603.7% (price as of 2026-08-19)
June 30, 2005	CWST	A	8,250	$12.00	$99,000	8,250 Direct	—	Acquired	662.3% (price as of 2026-08-19)
June 30, 2005	CWST	A	1,750	$12.00	$21,000	1,750 Direct	—	Acquired	662.3% (price as of 2026-08-19)
June 7, 2004	CWST	A	15,000	$14.10	$211,500	15,000 Direct	—	Acquired	548.8% (price as of 2026-08-19)

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.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
July 23, 2007	CWST	Option	Class A Common Stock (500)	$11.01	July 23, 2017	500	Acquired
July 6, 2006	CWST	Option	Class A Common Stock (9,000)	$13.00	July 6, 2016	9,000	Acquired
June 30, 2005	CWST	Option	Class A Common Stock (8,250)	$12.00	June 30, 2015	8,250	Acquired
June 30, 2005	CWST	Option	Class A Common Stock (1,750)	$12.00	June 30, 2015	1,750	Acquired
June 7, 2004	CWST	Option	Class A Common Stock (15,000)	$14.10	June 7, 2014	15,000	Acquired

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