Stocks
RGNX REGENXBIO Inc.

RGNX

REGENXBIO Inc.

Company with tickers: RGNX

CIK

1590877

CUSIP

75901B107

Shares Outstanding

51,612,984

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2026-03-10	PAKOLA STEVE	Chief Medical Officer	Sell	5,124	$10.35	$53,033	247,926
2026-02-01	Christmas Patrick J.	Chief Strategy & Legal Officer	Tax	4,700	$11.16	$52,452	210,667
2026-02-01	PAKOLA STEVE	Chief Medical Officer	Tax	5,267	$11.16	$58,780	253,050
2026-01-27	Mills Kenneth T.	Director	Tax	221,753	$13.41	$2,973,708	486,118
2026-01-27	Mills Kenneth T.	Director	Convert	225,000	—	—	225,000
2026-01-27	Mills Kenneth T.	Director	Convert	225,000	$13.09	$2,945,250	707,871
2026-01-06	PAKOLA STEVE	Chief Medical Officer	Award	35,402	—	—	35,402
2026-01-06	PAKOLA STEVE	Chief Medical Officer	Award	65,847	—	—	258,317
2026-01-06	Malzahn Craig	Chief Technology Officer	Award	65,847	—	—	82,194
2026-01-06	Malzahn Craig	Chief Technology Officer	Award	35,402	—	—	35,402
2026-01-06	Simpson Curran	Director, Chief Executive Officer	Award	144,864	—	—	342,467
2026-01-06	Simpson Curran	Director, Chief Executive Officer	Award	233,651	—	—	233,651
2026-01-06	Christmas Patrick J.	Chief Strategy & Legal Officer	Award	73,749	—	—	215,367
2026-01-06	Christmas Patrick J.	Chief Strategy & Legal Officer	Award	39,650	—	—	39,650
2026-01-06	Chan Mitchell	Chief Financial Officer	Award	73,749	—	—	127,717
2026-01-06	Chan Mitchell	Chief Financial Officer	Award	39,650	—	—	39,650
2026-01-02	Simpson Curran	Director, Chief Executive Officer	Tax	18,559	$14.40	$267,250	197,603
2026-01-02	Malzahn Craig	Chief Technology Officer	Tax	1,238	$14.40	$17,827	16,347
2026-01-02	Christmas Patrick J.	Chief Strategy & Legal Officer	Tax	9,793	$14.40	$141,019	141,618
2026-01-02	PAKOLA STEVE	Chief Medical Officer	Tax	18,247	$14.40	$262,757	192,470
2025-10-09	Simpson Curran	Director, Chief Executive Officer	Sell	20,811	$12.62	$262,635	216,162
2025-09-29	Simpson Curran	Director, Chief Executive Officer	Sell	7,624	$10.03	$76,469	236,973
2025-09-10	Simpson Curran	Director, Chief Executive Officer	Sell	7,734	$10.02	$77,495	244,597
2025-09-01	Malzahn Craig	Chief Technology Officer	Tax	234	$8.93	$2,090	17,585
2025-09-01	Chan Mitchell	Chief Financial Officer	Tax	4,901	$8.93	$43,766	53,968
2025-08-01	Christmas Patrick J.	Chief Strategy & Legal Officer	Tax	4,699	$8.19	$38,485	151,411
2025-07-01	Simpson Curran	Director, Chief Executive Officer	Tax	4,701	$8.23	$38,689	252,331
2025-05-30	Glucksmann Alexandra	Director	Award	7,768	—	—	19,054
2025-05-30	Fox Allan M.	Director	Other	722,485	—	—	722,485
2025-05-30	Fox Allan M.	Director	Award	39,815	—	—	39,815
2025-05-30	Fox Allan M.	Director	Award	7,768	—	—	19,054
2025-05-30	Zachary Jennifer	EVP, General Counsel	Award	39,815	—	—	39,815
2025-05-30	Zachary Jennifer	EVP, General Counsel	Award	7,768	—	—	22,064
2025-05-30	Tasse Daniel	Director	Award	39,815	—	—	39,815
2025-05-30	Tasse Daniel	Director	Award	7,768	—	—	19,054
2025-05-30	STUMP DAVID C	Director	Award	7,768	—	—	19,054
2025-05-30	STUMP DAVID C	Director	Award	39,815	—	—	39,815
2025-05-30	Mills Kenneth T.	Director	Award	39,815	—	—	39,815
2025-05-30	Mills Kenneth T.	Director	Award	7,768	—	—	482,871
2025-05-30	MIGAUSKY GEORGE V	Director	Award	7,768	—	—	19,054
2025-05-30	MIGAUSKY GEORGE V	Director	Award	39,815	—	—	39,815
2025-05-30	Bennett Jean	Director	Award	39,815	—	—	39,815
2025-05-30	Bennett Jean	Director	Award	7,768	—	—	19,054
2025-05-30	Glucksmann Alexandra	Director	Award	39,815	—	—	39,815
2025-05-30	KARABELAS ARGERIS N	Director	Award	39,815	—	—	39,815
2025-05-30	KARABELAS ARGERIS N	Director	Award	7,768	—	—	19,054
2025-05-12	Mills Kenneth T.	Director	Sell	20,602	$7.91	$163,046	475,103
2025-05-12	Mills Kenneth T.	Director	Convert	20,602	$3.76	$77,464	495,705
2025-05-12	Mills Kenneth T.	Director	Convert	20,602	—	—	0
2025-03-27	Mills Kenneth T.	Director	Convert	30,752	$3.76	$115,628	475,103
2025-03-27	Mills Kenneth T.	Director	Convert	30,752	—	—	20,602
2025-03-13	Malzahn Craig	Chief Technology Officer	Other	17,819	—	—	17,819
2025-03-13	Malzahn Craig	Chief Technology Officer	Other	0	—	—	0
2025-02-01	PAKOLA STEVE	Chief Medical Officer	Tax	5,263	$8.07	$42,472	210,717
2025-02-01	Danos Olivier	Chief Scientific Officer	Tax	5,452	$8.07	$43,998	226,348
2025-02-01	Christmas Patrick J.	Chief Strategy & Legal Officer	Tax	4,700	$8.07	$37,929	156,110
2025-01-02	PAKOLA STEVE	Chief Medical Officer	Tax	13,891	$7.73	$107,377	151,687
2025-01-02	PAKOLA STEVE	Chief Medical Officer	Award	103,698	—	—	103,698
2025-01-02	PAKOLA STEVE	Chief Medical Officer	Award	64,293	—	—	215,980
2025-01-02	Danos Olivier	Chief Scientific Officer	Award	95,721	—	—	95,721
2025-01-02	Danos Olivier	Chief Scientific Officer	Award	59,347	—	—	231,800
2025-01-02	Danos Olivier	Chief Scientific Officer	Tax	12,630	$7.73	$97,630	172,453
2025-01-02	Simpson Curran	Director, Chief Executive Officer	Award	476,606	—	—	476,606
2025-01-02	Simpson Curran	Director, Chief Executive Officer	Tax	11,917	$7.73	$92,118	158,120
2025-01-02	Simpson Curran	Director, Chief Executive Officer	Award	98,912	—	—	257,032
2025-01-02	Chan Mitchell	Chief Financial Officer	Award	62,547	—	—	62,547
2025-01-02	Christmas Patrick J.	Chief Strategy & Legal Officer	Award	223,350	—	—	223,350
2025-01-02	Christmas Patrick J.	Chief Strategy & Legal Officer	Tax	11,395	$7.73	$88,083	160,810
2024-10-01	KARABELAS ARGERIS N	Director	Sell	10,000	$10.11	$101,052	11,286
2024-10-01	KARABELAS ARGERIS N	Director	Convert	10,000	—	—	0
2024-10-01	KARABELAS ARGERIS N	Director	Convert	10,000	$3.76	$37,600	21,286
2024-09-16	Chan Mitchell	Chief Financial Officer	Award	289,362	—	—	289,362
2024-09-16	Chan Mitchell	Chief Financial Officer	Award	58,869	—	—	58,869
2024-09-16	Chan Mitchell	Chief Financial Officer	Other	0	—	—	0
2024-09-03	KARABELAS ARGERIS N	Director	Sell	9,300	$11.50	$106,950	11,986
2024-09-03	KARABELAS ARGERIS N	Director	Convert	10,000	$3.76	$37,600	21,286
2024-09-03	KARABELAS ARGERIS N	Director	Convert	10,000	—	—	10,000
2024-08-08	Mills Kenneth T.	Director	Convert	36,316	—	—	0
2024-08-08	Mills Kenneth T.	Director	Convert	36,316	$0.85	$30,869	444,351
2024-08-01	Danos Olivier	Chief Scientific Officer	Award	58,867	—	—	185,083
2024-08-01	PAKOLA STEVE	Chief Medical Officer	Award	58,386	—	—	165,578
2024-08-01	Christmas Patrick J.	Chief Strategy & Legal Officer	Award	56,446	—	—	172,205
2024-08-01	Simpson Curran	Director, Chief Executive Officer	Sell	100	$15.00	$1,500	170,037
2024-08-01	KARABELAS ARGERIS N	Director	Convert	100	—	—	1,400
2024-08-01	KARABELAS ARGERIS N	Director	Sell	9,600	$13.45	$129,120	11,786
2024-08-01	KARABELAS ARGERIS N	Director	Convert	10,000	$3.76	$37,600	21,286
2024-07-29	KARABELAS ARGERIS N	Director	Sell	11,000	$15.05	$165,495	11,286
2024-07-29	KARABELAS ARGERIS N	Director	Convert	11,000	—	—	1,500
2024-07-29	KARABELAS ARGERIS N	Director	Convert	11,000	$12.74	$140,140	22,286
2024-07-29	Simpson Curran	Director, Chief Executive Officer	Sell	9,648	$15.04	$145,106	170,137
2024-07-25	Mills Kenneth T.	Director	Sell	15,369	$13.96	$214,501	408,035
2024-07-25	Mills Kenneth T.	Director	Convert	15,369	—	—	51,354
2024-07-25	Mills Kenneth T.	Director	Convert	15,369	$3.76	$57,787	423,404
2024-07-24	Mills Kenneth T.	Director	Convert	12,221	$3.76	$45,951	420,256
2024-07-24	Mills Kenneth T.	Director	Sell	12,221	$13.78	$168,433	408,035
2024-07-24	Mills Kenneth T.	Director	Convert	12,221	—	—	66,723
2024-07-17	Mills Kenneth T.	Director	Convert	2,210	—	—	78,944
2024-07-17	Mills Kenneth T.	Director	Convert	2,210	$3.76	$8,310	410,245
2024-07-17	Mills Kenneth T.	Director	Sell	2,210	$13.77	$30,440	408,035
2024-07-16	Mills Kenneth T.	Director	Sell	200	$13.76	$2,752	408,035