Austen D Mason

Insider

First SEC filing: May 20, 2021 · Latest: May 20, 2021

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 17 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
March 1, 2025	CYH	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2025	CYH	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2025	CYH	D	39,500	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 1, 2025	CYH	M	10,500	—	—	39,500 Direct	-21.00%	Disposed	(price as of 2026-08-20)
March 1, 2025	CYH	A	25,000	—	—	142,500 Direct	+21.28%	Acquired	(price as of 2026-08-20)
March 1, 2025	CYH	M	10,500	—	—	117,500 Direct	+9.81%	Acquired	(price as of 2026-08-20)
March 1, 2024	CYH	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2024	CYH	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2024	CYH	M	15,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
March 1, 2024	CYH	A	25,000	—	—	107,000 Direct	+30.49%	Acquired	(price as of 2026-08-20)
March 1, 2024	CYH	M	15,000	—	—	82,000 Direct	+22.39%	Acquired	(price as of 2026-08-20)
March 1, 2023	CYH	A	25,000	—	—	67,000 Direct	+59.52%	Acquired	(price as of 2026-08-20)
March 1, 2023	CYH	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2023	CYH	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2022	CYH	A	25,000	—	—	25,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2022	CYH	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
March 1, 2022	CYH	A	25,000	—	—	42,000 Direct	+147.06%	Acquired	(price as of 2026-08-20)

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
March 1, 2025	CYH	Stock Options (Right to Buy)	Common Stock (25,000)	$3.01	Feb. 28, 2035	25,000	Acquired
March 1, 2025	CYH	Performance Based Restricted	Common Stock (50,000)	$0.00	—	50,000	Acquired
March 1, 2025	CYH	Performance Based Restricted	Common Stock (39,500)	$0.00	—	39,500	Disposed
March 1, 2025	CYH	Performance Based Restricted	Common Stock (10,500)	$0.00	—	10,500	Disposed
March 1, 2024	CYH	Stock Options (Right to Buy)	Common Stock (25,000)	$2.87	Feb. 28, 2034	25,000	Acquired
March 1, 2024	CYH	Performance Based Restricted	Common Stock (50,000)	$0.00	—	50,000	Acquired
March 1, 2024	CYH	Performance Based Restricted	Common Stock (15,000)	$0.00	—	15,000	Disposed
March 1, 2023	CYH	Performance Based Restricted	Common Stock (50,000)	$0.00	—	50,000	Acquired
March 1, 2023	CYH	Stock Options (Right to Buy)	Common Stock (25,000)	$6.15	Feb. 28, 2033	25,000	Acquired
March 1, 2022	CYH	Stock Options (Right to Buy)	Common Stock (25,000)	$10.18	Feb. 29, 2032	25,000	Acquired
March 1, 2022	CYH	Performance Based Restricted	Common Stock (50,000)	$0.00	—	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
May 20, 2021	CYH	Common Stock	17,000	Direct
May 20, 2021	CYH	Performance Based Restricted→ Common Stock (15,000)	15,000	Direct
May 20, 2021	CYH	Stock Options (Right to Buy)→ Common Stock (15,000)	15,000	Direct