Lance Varro D'Ambrosio

Insider

First SEC filing: Nov. 1, 2022 · Latest: Nov. 1, 2022

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Insider at Companies where this person is a reporting insider.
Insider transactions Every share this person bought or sold, from Form 4 filings.
Derivatives Options and other derivative holdings reported by this person.

Insider at

RIOT selling April 17, 2023

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 16 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

16 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
July 1, 2026	RIOT	A	8,347	—	—	68,891 Direct	+13.79%	Acquired	(price as of 2026-08-20)
April 17, 2023	RIOT	S 10b5-1	26,000	$12.51	$325,260	43,441 Direct	-37.44%	Disposed	62.0% (price as of 2026-08-20)
April 17, 2023	RIOT	G	4,000	—	—	39,441 Direct	-9.21%	Disposed	(price as of 2026-08-20)
Jan. 17, 2023	RIOT	S 10b5-1	26,000	$6.39	$166,140	69,441 Direct	-27.24%	Disposed	217.2% (price as of 2026-08-20)
Oct. 31, 2022	RIOT	S 10b5-1	26,000	$6.97	$181,220	95,441 Direct	-21.41%	Disposed	190.8% (price as of 2026-08-20)
Sept. 27, 2022	RIOT	M	6,250	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Sept. 27, 2022	RIOT	A	111,441	—	—	121,441 Direct	+1114.41%	Acquired	(price as of 2026-08-20)
Sept. 27, 2022	RIOT	M	6,250	—	—	10,000 Direct	+166.67%	Acquired	(price as of 2026-08-20)
Sept. 26, 2022	RIOT	M	6,250	—	—	0 Direct	—	Acquired	(price as of 2026-08-20)
Sept. 26, 2022	RIOT	A	111,441	—	—	121,441 Direct	+1114.41%	Acquired	(price as of 2026-08-20)
Sept. 26, 2022	RIOT	M	6,250	—	—	10,000 Direct	+166.67%	Acquired	(price as of 2026-08-20)
Aug. 30, 2022	RIOT	M	11,250	—	—	6,250 Direct	-64.29%	Disposed	(price as of 2026-08-20)
Aug. 30, 2022	RIOT	M	11,250	—	—	13,750 Direct	+450.00%	Acquired	(price as of 2026-08-20)
March 16, 2022	RIOT	M	2,500	—	—	17,500 Direct	-12.50%	Disposed	(price as of 2026-08-20)
March 16, 2022	RIOT	M	2,500	—	—	2,500 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 10, 2022	RIOT	A	12,500	—	—	20,000 Direct	+166.67%	Acquired	(price as of 2026-08-20)
Dec. 13, 2021	RIOT	S	5,000	$24.98	$124,900	0 Direct	-100.00%	Disposed	-18.9% (price as of 2026-08-20)
Dec. 6, 2021	RIOT	M	5,000	—	—	7,500 Direct	+200.00%	Acquired	(price as of 2026-08-20)
Dec. 6, 2021	RIOT	M	5,000	—	—	5,000 Direct	—	Acquired	(price as of 2026-08-20)
May 28, 2021	RIOT	A	12,500	—	—	12,500 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.

Derivative holdings (Form 4 Table II)

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Sept. 27, 2022	RIOT	Restricted Stock Units	Common Stock (6,250)	$0.00	—	6,250	Disposed
Sept. 26, 2022	RIOT	Restricted Stock Units	Common Stock	$0.00	—	6,250	Acquired
Aug. 30, 2022	RIOT	Restricted Stock Units	Common Stock (11,250)	—	—	11,250	Disposed
March 16, 2022	RIOT	Restricted Stock Units	Common Stock (2,500)	—	—	2,500	Disposed
Jan. 10, 2022	RIOT	Restricted Stock Units	Common Stock (12,500)	—	—	12,500	Acquired
Dec. 6, 2021	RIOT	Restricted Stock Units	Common Stock (5,000)	—	—	5,000	Acquired
May 28, 2021	RIOT	Restricted Stock Units	Common Shares (12,500)	—	—	12,500	Acquired

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