SEC Form 4 · accession 0001562180-17-002909

REGENXBIO Inc. · RGNX

Statement of changes in beneficial ownership, as filed. Original on EDGAR ↗

Reporting owner

Officer — Chief Medical Officer

Period of report

Sep 5, 2017

Accepted (ET)

Sep 7, 2017 · 4:32 pm EDT

Rule 10b5-1 plan

unknown — predates the checkbox

Issuer CIK

0001590877

Table I — non-derivative securities

Security	Date	Code	Shares	Price	A/D	Owned after	D/I
Common Stock	Sep 5, 2017	M	31,803	$0.85	A	31,803	D
Common Stock	Sep 5, 2017	S	31,803	$25.00	D	0	D
Common Stock	Sep 6, 2017	M	855	$0.85	A	855	D
Common Stock	Sep 6, 2017	S	855	$25.00	D	0	D

Security	Conv. / exercise price	Date	Code	Shares	A/D	Exercisable	Expires	Underlying	Underlying shares	Owned after	D/I
Employee Stock Option (Right to Buy)^F2	$0.85	Sep 5, 2017	M	31,803	D	—	Nov 3, 2024	Common Stock	31,803	171,097	D
Employee Stock Option (Right to Buy)^F2	$0.85	Sep 6, 2017	M	855	D	—	Nov 3, 2024	Common Stock	855	170,242	D

F1This transaction was effected pursuant to a Rule 10b5-1 trading plan.
F2The previously granted option, representing a right to purchase a total of 247,900 shares, became exercisable as follows: 165,200 of the shares subject to the option are initial shares ("Initial Shares") and 82,700 of the shares subject to the option are contingent shares ("Contingent Shares"). 23,600 of the Initial Shares vested on October 13, 2014, 35,400 of the Initial Shares vested on October 13, 2015 and an additional 2,950 of the Initial Shares vest upon each month of continuous service to the Company thereafter. 15% of the Contingent Shares were deemed vested as of October 13, 2014 on January 13, 2015 due to a subsequent event. The remainder of the Contingent Shares vest over four years of service following October 13, 2014, with 25% of the remaining 85% of Contingent Shares having vested on October 13, 2015 and the remaining Contingent Shares vesting in 36 equal monthly installments thereafter.