James F Winchester

Insider

First SEC filing: July 10, 2006 · Latest: July 10, 2006

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 4 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
June 25, 2008	CTSO	A	356,250	—	—	356,250 Direct	—	Acquired	(price as of 2026-08-21)
Jan. 16, 2008	CTSO	A	175,000	—	—	175,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 31, 2007	CTSO	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-21)
Dec. 31, 2006	CTSO	A	50,000	—	—	50,000 Direct	—	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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
June 25, 2008	CTSO	Stock Option (Right to Buy)	Common Stock (356,250)	$0.04	June 25, 2018	356,250	Acquired
Jan. 16, 2008	CTSO	Stock Option (Right to Buy)	Common Stock (175,000)	$0.25	Jan. 16, 2018	175,000	Acquired
Dec. 31, 2007	CTSO	Stock Option (Right to Buy)	Common Stock (25,000)	$0.22	Dec. 31, 2017	25,000	Acquired
Dec. 31, 2006	CTSO	Stock Option (Right to Buy)	Common Stock (50,000)	$1.65	Dec. 31, 2016	50,000	Acquired

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

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

Date	Ticker	Security	Shares	Ownership
July 10, 2006	CTSO	Common Stock	52,519	Direct