Mark J Ratain

Insider

First SEC filing: April 7, 2008 · Latest: April 7, 2008

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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
April 2, 2012	RIOT	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 5, 2011	RIOT	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 19, 2010	RIOT	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 27, 2009	RIOT	A	50,000	—	—	50,000 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
April 2, 2012	RIOT	Stock Option (Right to Buy)	Common Stock (10,000)	$0.71	April 2, 2022	10,000	Acquired
Jan. 5, 2011	RIOT	Stock Option (Right to Buy)	Common Stock (50,000)	$0.59	Jan. 5, 2021	50,000	Acquired
Jan. 19, 2010	RIOT	Option - Right to Buy	Common Stock (50,000)	$2.20	Jan. 19, 2020	50,000	Acquired
Jan. 27, 2009	RIOT	Stock Option [F2]	Common Stock (50,000)	$1.33	Jan. 27, 2019	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
April 7, 2008	RIOT	Stock Option [F1]→ Common Stock (66,313)	66,313	Direct