Sean Stiefel

Insider

First SEC filing: Nov. 27, 2019 · Latest: Nov. 27, 2019

On this page

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.
Initial holdings The stakes this person held when they first started reporting.

Insider at

GRWG selling June 3, 2021

Insider transactions

0 buys (P) 0 sells (S) Net: $0 + 25 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

25 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Aug. 17, 2021	GRWG	A	2,500	—	—	38,752 Direct	+6.90%	Acquired	(price as of 2026-08-20)
June 3, 2021	GRWG	S	75,000	$42.51	$3,188,250	36,252 Direct	-67.41%	Disposed	-95.8% (price as of 2026-08-20)
April 15, 2021	GRWG	X	112,903	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
April 15, 2021	GRWG	X	166,667	—	—	0 Indirect	-100.00%	Disposed	(price as of 2026-08-20)
April 15, 2021	GRWG	J	0	—	—	111,252 Direct	0.00%	Acquired	(price as of 2026-08-20)
April 15, 2021	GRWG	S	8,305	$47.58	$395,152	498,811 Indirect	-1.64%	Disposed	-96.3% (price as of 2026-08-20)
April 15, 2021	GRWG	X	112,903	$3.50	$395,160	507,116 Indirect	+28.64%	Acquired	-49.4% (price as of 2026-08-20)
April 15, 2021	GRWG	X	166,667	$0.35	$58,333	394,213 Indirect	+73.25%	Acquired	405.7% (price as of 2026-08-20)
Nov. 24, 2020	GRWG	S	45,000	$32.90	$1,480,500	232,546 Indirect	-16.21%	Disposed	-94.6% (price as of 2026-08-20)
Nov. 24, 2020	GRWG	S	5,000	$33.70	$168,500	227,546 Indirect	-2.15%	Disposed	-94.7% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	S	492,995	$31.17	$15,366,654	284,551 Indirect	-63.40%	Disposed	-94.3% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	S	7,005	$32.02	$224,300	277,546 Indirect	-2.46%	Disposed	-94.5% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	50,000	$3.35	$167,500	50,000 Direct	—	Acquired	-47.2% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	F	5,317	$31.50	$167,486	44,683 Direct	-10.63%	Disposed	-94.4% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	25,000	$3.59	$89,750	69,683 Direct	+55.95%	Acquired	-50.7% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	F	2,849	$31.50	$89,744	66,834 Direct	-4.09%	Disposed	-94.4% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	33,333	$2.96	$98,666	100,167 Direct	+49.87%	Acquired	-40.2% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	F	3,132	$31.50	$98,658	97,035 Direct	-3.13%	Disposed	-94.4% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	16,667	$4.63	$77,168	113,702 Direct	-12.78%	Disposed	-61.8% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	F	2,450	$31.50	$77,175	111,252 Direct	-2.15%	Disposed	-94.4% (price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	50,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	25,000	—	—	0 Direct	-100.00%	Disposed	(price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	33,333	—	—	16,667 Direct	-66.67%	Disposed	(price as of 2026-08-20)
Nov. 23, 2020	GRWG	M	16,667	—	—	33,333 Direct	-33.33%	Disposed	(price as of 2026-08-20)
Aug. 19, 2020	GRWG	J	48,387	—	—	279,570 Indirect	-14.75%	Disposed	(price as of 2026-08-20)
Aug. 19, 2020	GRWG	J	96,774	—	—	777,546 Indirect	-11.07%	Disposed	(price as of 2026-08-20)
Aug. 18, 2020	GRWG	J	96,774	—	—	874,320 Indirect	-9.97%	Disposed	(price as of 2026-08-20)
Aug. 18, 2020	GRWG	J	48,387	—	—	327,957 Indirect	-12.86%	Disposed	(price as of 2026-08-20)
May 12, 2020	GRWG	A	16,667	$4.63	$77,168	551,344 Direct	+3.12%	Acquired	-61.8% (price as of 2026-08-20)
May 12, 2020	GRWG	A	16,667	$4.63	$77,168	534,677 Direct	+3.22%	Acquired	-61.8% (price as of 2026-08-20)
May 12, 2020	GRWG	A	16,666	$4.63	$77,164	518,010 Direct	+3.32%	Acquired	-61.8% (price as of 2026-08-20)
Dec. 23, 2019	GRWG	P	25,000	$3.98	$99,500	971,094 Indirect	+2.64%	Acquired	-55.5% (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
April 15, 2021	GRWG	Warrant	Common Stock (112,903)	$3.50	June 4, 2022	112,903	Disposed
April 15, 2021	GRWG	Warrant	Common Stock (166,667)	$0.35	May 9, 2021	166,667	Disposed
Nov. 23, 2020	GRWG	Common Stock Options	Common Stock (50,000)	$3.35	Jan. 3, 2023	50,000	Disposed
Nov. 23, 2020	GRWG	Common Stock Options	Common Stock (25,000)	$3.59	Oct. 22, 2023	25,000	Disposed
Nov. 23, 2020	GRWG	Common Stock Options	Common Stock (33,333)	$2.96	March 26, 2024	33,333	Disposed
Nov. 23, 2020	GRWG	Common Stock Options	Common Stock (16,667)	$4.63	May 11, 2025	16,667	Disposed
Aug. 19, 2020	GRWG	Warrant to purchase common stock	Common Stock (48,387)	$3.50	May 31, 2022	48,387	Disposed
Aug. 18, 2020	GRWG	Warrant to purchase common stock	Common Stock (48,387)	$3.50	May 31, 2022	48,387	Disposed
May 12, 2020	GRWG	Common Stock Option	Common Stock (16,667)	$4.63	May 11, 2025	16,667	Acquired
May 12, 2020	GRWG	Common Stock Option	Common Stock (16,667)	$4.63	May 11, 2025	16,667	Acquired
May 12, 2020	GRWG	Common Stock Option	Common Stock (16,666)	$4.63	May 11, 2025	16,666	Acquired

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

Initial ownership (Form 3) 14 holdings

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

Date	Ticker	Security	Shares	Ownership
Nov. 27, 2019	GRWG	Common Stock	752,546	Indirect
Nov. 27, 2019	GRWG	Common Stock	193,548	Indirect
Nov. 27, 2019	GRWG	Warrants→ Common Stock (112,903)	112,903	Indirect
Nov. 27, 2019	GRWG	Warrants→ Common Stock (96,774)	96,774	Indirect
Nov. 27, 2019	GRWG	Warrants→ Common Stock (166,667)	166,667	Indirect
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (16,666)	16,666	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (16,667)	16,667	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (16,667)	16,667	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (8,333)	8,333	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (8,333)	8,333	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (8,334)	8,334	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (16,667)	16,667	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (16,667)	16,667	Direct
Nov. 27, 2019	GRWG	Common Stock Option→ Common Stock (16,666)	16,666	Direct