Stephen B. Howell

Insider

First SEC filing: May 23, 2019 · Latest: May 23, 2019

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 14 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

14 other filings hidden

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
May 21, 2019	ABEO	A	19,827	—	—	19,827 Direct	—	Acquired	(price as of 2026-08-20)
April 8, 2019	ABEO	P	4,000	$7.77	$31,080	79,494 Direct	+5.30%	Acquired	-96.9% (price as of 2026-08-20)
Dec. 14, 2017	ABEO	A	30,000	—	—	30,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 13, 2016	ABEO	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
Feb. 11, 2016	ABEO	A	50,000	—	—	50,000 Direct	—	Acquired	(price as of 2026-08-20)
May 11, 2015	ABEO	A	75,000	—	—	75,000 Direct	—	Acquired	(price as of 2026-08-20)
May 11, 2015	ABEO	A	75,000	—	—	75,495 Direct	+15151.52%	Acquired	(price as of 2026-08-20)
March 7, 2014	ABEO	A	10,000	—	—	10,000 Direct	—	Acquired	(price as of 2026-08-20)
Dec. 11, 2012	ABEO	A	2,000	—	—	2,000 Direct	—	Acquired	(price as of 2026-08-20)
May 24, 2012	ABEO	A	700	—	—	700 Direct	—	Acquired	(price as of 2026-08-20)
Jan. 23, 2012	ABEO	A	300	—	—	495 Direct	+153.85%	Acquired	(price as of 2026-08-20)
May 26, 2011	ABEO	A	700	—	—	700 Direct	—	Acquired	(price as of 2026-08-20)
May 26, 2010	ABEO	A	600	—	—	600 Direct	—	Acquired	(price as of 2026-08-20)
May 27, 2009	ABEO	A	200	—	—	200 Direct	—	Acquired	(price as of 2026-08-20)
May 27, 2009	ABEO	A	500	—	—	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.

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

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
May 21, 2019	ABEO	Stock Option (right to buy)	Common stock (19,827)	$7.42	May 21, 2029	19,827	Acquired
Dec. 14, 2017	ABEO	Stock Option (right to buy)	Common stock (30,000)	$16.00	Dec. 14, 2027	30,000	Acquired
Dec. 13, 2016	ABEO	Stock Option (right to buy)	Common stock (50,000)	$4.45	Dec. 13, 2026	50,000	Acquired
Feb. 11, 2016	ABEO	Stock Option (right to buy)	Common stock (50,000)	$2.31	Feb. 11, 2026	50,000	Acquired
May 11, 2015	ABEO	Stock Option (right to buy)	Common stock (75,000)	$7.34	May 11, 2025	75,000	Acquired
March 7, 2014	ABEO	Stock Option (right to buy)	Common stock	—	March 7, 2024	10,000	Acquired
Dec. 11, 2012	ABEO	Stock Option (right to buy)	Common stock	—	Dec. 11, 2022	2,000	Acquired
May 24, 2012	ABEO	Stock Option (right to buy)	Common stock	—	May 24, 2022	700	Acquired
May 26, 2011	ABEO	Stock Option (right to buy)	Common stock	—	May 26, 2021	700	Acquired
May 26, 2010	ABEO	Stock Option (right to buy)	Common stock	—	May 26, 2020	600	Acquired
May 27, 2009	ABEO	Stock Option (right to buy)	Common stock	—	May 27, 2019	200	Acquired
May 27, 2009	ABEO	Stock Option (right to buy)	Common stock	—	May 27, 2019	500	Acquired

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