Marilyn Hamilton

Insider

First SEC filing: May 6, 2015 · Latest: May 6, 2015

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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
July 23, 2020	CHRN	A	7,383	—	—	10,770 Direct	+217.98%	Acquired	(price as of 2026-08-20)
Jan. 16, 2020	CHRN	A	136,496	—	—	136,496 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 16, 2020	CHRN	A	22,223	$0.45	$10,000	50,795 Direct	+77.78%	Acquired	-76.2% (price as of 2026-08-20)
Aug. 3, 2018	CHRN	A	41,000	—	—	41,000 Direct	—	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
Jan. 16, 2020	CHRN	Stock Option (right to buy)	Common Stock (136,496)	$0.38	Jan. 16, 2030	136,496	Acquired
Aug. 3, 2018	CHRN	Employee Stock Option (right to buy)	Common Stock (41,000)	$1.79	Aug. 3, 2028	41,000	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 6, 2015	CHRN	Common Stock	200,000	Direct
May 6, 2015	CHRN	Employee Stock Option (right to buy)→ Common Stock (152,380)	152,380	Direct
May 6, 2015	CHRN	Employee Stock Option (right to buy)→ Common Stock (50,000)	50,000	Direct
May 6, 2015	CHRN	Warrant (right to buy)→ Common Stock (200,000)	200,000	Direct