REGENXBIO Inc. (RGNX)

Latest Insider Confidence Score

2026Q1

42.7
Bearish

Company insider confidence (by quarter)

2015Q3 2026Q1

Largest shareholders

Insider Role (last 12 mo) Shares held Filed at
Fox Allan M. Director 2,882,466 Jun 4, 2024
Fmr Llc 10% Owner 489,880 May 18, 2016
Flynn James E 10% Owner 397,079 Sep 22, 2015
Deerfield Management Company, L.P. (Series C) 10% Owner 397,079 Sep 22, 2015
Deerfield Partners, L.P. 10% Owner 397,079 Sep 22, 2015

Recent buy/sell transactions

Exec date Filing date Insider Role Signal Confidence Shares % of shares Under plan? Amount (USD)
Feb 1, 2026 Feb 3, 2026 Christmas Patrick J. Chief Strategy & Legal Officer Sell 22.5 -4,700 -2.18% ✗ $52.5K
Feb 1, 2026 Feb 3, 2026 PAKOLA STEVE Chief Medical Officer Sell 22.5 -5,267 -2.04% ✗ $58.8K
Jan 27, 2026 Jan 29, 2026 Mills Kenneth T. Director Sell 17.5 -221,753 -31.33% ✗ $3M
Jan 6, 2026 Jan 8, 2026 PAKOLA STEVE Chief Medical Officer Neutral 90.0 +65,847 34.21% ✗ -
Jan 6, 2026 Jan 8, 2026 Malzahn Craig Chief Technology Officer Neutral 90.0 +65,847 402.81% ✗ -
Jan 6, 2026 Jan 8, 2026 Simpson Curran CEO Neutral 90.0 +144,864 73.31% ✗ -
Jan 6, 2026 Jan 8, 2026 Christmas Patrick J. Chief Strategy & Legal Officer Neutral 90.0 +73,749 52.08% ✗ -
Jan 6, 2026 Jan 8, 2026 Chan Mitchell CFO Neutral 90.0 +73,749 136.65% ✗ -
Jan 2, 2026 Jan 6, 2026 Simpson Curran CEO Sell 20.0 -18,559 -8.59% ✗ $267.2K
Jan 2, 2026 Jan 6, 2026 Malzahn Craig Chief Technology Officer Sell 26.3 -1,238 -7.04% ✗ $17.8K
Jan 2, 2026 Jan 6, 2026 Christmas Patrick J. Chief Strategy & Legal Officer Sell 22.5 -9,793 -6.47% ✗ $141K
Jan 2, 2026 Jan 6, 2026 PAKOLA STEVE Chief Medical Officer Sell 20.0 -18,247 -8.66% ✗ $262.8K
Oct 9, 2025 Oct 10, 2025 Simpson Curran CEO Sell 26.3 -20,811 -8.78% ✓ $262.6K
Sep 29, 2025 Oct 1, 2025 Simpson Curran CEO Sell 37.5 -7,624 -3.12% ✓ $76.5K
Sep 10, 2025 Sep 12, 2025 Simpson Curran CEO Sell 37.5 -7,734 -3.07% ✓ $77.5K
Sep 1, 2025 Sep 3, 2025 Malzahn Craig Chief Technology Officer Sell 27.5 -234 -1.31% ✗ $2.1K
Sep 1, 2025 Sep 3, 2025 Chan Mitchell CFO Sell 26.3 -4,901 -8.33% ✗ $43.8K
Aug 1, 2025 Aug 4, 2025 Christmas Patrick J. Chief Strategy & Legal Officer Sell 26.3 -4,699 -3.01% ✗ $38.5K
Jul 1, 2025 Jul 3, 2025 Simpson Curran CEO Sell 26.3 -4,701 -1.83% ✗ $38.7K
May 30, 2025 Jun 3, 2025 Fox Allan M. Director Neutral 60.0 +7,768 0.27% ✗ -
May 30, 2025 Jun 3, 2025 Zachary Jennifer Director Neutral 90.0 +7,768 54.34% ✗ -
May 30, 2025 Jun 3, 2025 Tasse Daniel Director Neutral 90.0 +7,768 68.83% ✗ -
May 30, 2025 Jun 3, 2025 STUMP DAVID C Director Neutral 90.0 +7,768 68.83% ✗ -
May 30, 2025 Jun 3, 2025 Mills Kenneth T. Director Neutral 77.5 +7,768 1.64% ✗ -
May 30, 2025 Jun 3, 2025 MIGAUSKY GEORGE V Director Neutral 90.0 +7,768 68.83% ✗ -
May 30, 2025 Jun 3, 2025 Glucksmann Alexandra Director Neutral 90.0 +7,768 68.83% ✗ -
May 30, 2025 Jun 3, 2025 KARABELAS ARGERIS N Director Neutral 90.0 +7,768 68.83% ✗ -
May 30, 2025 Jun 3, 2025 Bennett Jean Director Neutral 90.0 +7,768 68.83% ✗ -
May 12, 2025 May 14, 2025 Mills Kenneth T. Director Sell 37.5 -20,602 -4.16% ✓ $163K
Feb 1, 2025 Apr 4, 2025 Christmas Patrick J. Chief Legal Officer Sell 26.3 -4,700 -2.92% ✗ $37.9K
Feb 1, 2025 Apr 4, 2025 PAKOLA STEVE Chief Medical Officer Sell 26.3 -5,263 -2.44% ✗ $42.5K
Feb 1, 2025 Apr 4, 2025 Danos Olivier Chief Scientific Officer Sell 26.3 -5,452 -2.35% ✗ $44K
Mar 27, 2025 Mar 31, 2025 Mills Kenneth T. Director Neutral 52.5 - 0.00% ✗ -
Mar 24, 2025 Malzahn Craig Chief Technology Officer Neutral 52.5 - 0.00% ✗ -
Jan 2, 2025 Jan 14, 2025 Simpson Curran CEO Neutral 52.5 - 0.00% ✗ -
Jan 2, 2025 Jan 6, 2025 PAKOLA STEVE Chief Medical Officer Sell 95.0 +50,402 30.44% ✗ $107.4K
Jan 2, 2025 Jan 6, 2025 Danos Olivier Chief Scientific Officer Sell 95.0 +46,717 25.24% ✗ $97.6K
Jan 2, 2025 Jan 6, 2025 Simpson Curran CEO Sell 95.0 +86,995 51.16% ✗ $92.1K
Jan 2, 2025 Jan 6, 2025 Chan Mitchell CFO Neutral 52.5 - 0.00% ✗ -
Jan 2, 2025 Jan 6, 2025 Christmas Patrick J. Chief Legal Officer Sell 22.5 -11,395 -6.62% ✗ $88.1K
Oct 1, 2024 Oct 2, 2024 KARABELAS ARGERIS N Director Sell 10.0 -10,000 -46.98% ✓ $101.1K
Sep 16, 2024 Sep 18, 2024 Chan Mitchell CFO Neutral 90.0 +58,869 100.00% ✗ -
Sep 18, 2024 Chan Mitchell CFO Neutral 52.5 - 0.00% ✗ -
Sep 3, 2024 Sep 4, 2024 KARABELAS ARGERIS N Director Sell 10.0 -10,000 -46.98% ✓ $115.6K
Aug 8, 2024 Aug 12, 2024 Mills Kenneth T. Director Neutral 52.5 - 0.00% ✗ -
Aug 1, 2024 Aug 5, 2024 PAKOLA STEVE Chief Medical Officer Neutral 90.0 +58,386 54.47% ✗ -
Aug 1, 2024 Aug 5, 2024 Christmas Patrick J. Chief Legal Officer Neutral 90.0 +56,446 48.76% ✗ -
Aug 1, 2024 Aug 5, 2024 KARABELAS ARGERIS N Director Sell 10.0 -10,100 -47.23% ✓ $136.5K
Aug 1, 2024 Aug 5, 2024 Simpson Curran CEO Sell 56.3 -100 -0.06% ✓ $1.5K
Jun 28, 2024 Aug 5, 2024 Danos Olivier Chief Scientific Officer Neutral 90.0 +60,230 48.24% ✗ -
Jul 29, 2024 Jul 30, 2024 KARABELAS ARGERIS N Director Sell 10.0 -11,000 -49.36% ✓ $165.5K
Jul 29, 2024 Jul 30, 2024 Simpson Curran CEO Sell 32.5 -9,648 -5.37% ✓ $145.1K
Jul 24, 2024 Jul 26, 2024 Mills Kenneth T. Director Sell 35.0 -27,590 -3.27% ✓ $382.9K
Jul 16, 2024 Jul 18, 2024 Mills Kenneth T. Director Sell 52.5 -2,410 -0.29% ✓ $33.2K
Jul 1, 2024 Jul 3, 2024 Simpson Curran CEO Neutral 90.0 +56,458 45.78% ✗ -
Jul 1, 2024 Jul 3, 2024 KARABELAS ARGERIS N Director Sell 10.0 -10,000 -46.98% ✓ $112.7K
May 31, 2024 Jun 4, 2024 Zachary Jennifer Director Neutral 90.0 +4,790 50.39% ✗ -
May 31, 2024 Jun 4, 2024 MIGAUSKY GEORGE V Director Neutral 90.0 +4,790 73.74% ✗ -
May 31, 2024 Jun 4, 2024 KARABELAS ARGERIS N Director Neutral 90.0 +4,790 73.74% ✗ -
May 31, 2024 Jun 4, 2024 Glucksmann Alexandra Director Neutral 90.0 +4,790 73.74% ✗ -
May 31, 2024 Jun 4, 2024 Bennett Jean Director Neutral 90.0 +4,790 73.74% ✗ -
May 31, 2024 Jun 4, 2024 Fox Allan M. Director Neutral 55.0 +4,790 0.17% ✗ -
May 31, 2024 Jun 4, 2024 Tasse Daniel Director Neutral 90.0 +4,790 73.74% ✗ -
May 31, 2024 Jun 4, 2024 STUMP DAVID C Director Neutral 90.0 +4,790 73.74% ✗ -
May 14, 2024 May 16, 2024 Mills Kenneth T. CEO Sell 37.5 -15,000 -3.55% ✓ $237.2K
Apr 15, 2024 Apr 17, 2024 Mills Kenneth T. CEO Sell 35.0 -15,000 -3.55% ✓ $272.9K
Mar 19, 2024 Mar 21, 2024 Vasista Vittal CFO Neutral 52.5 - 0.00% ✗ -
Mar 14, 2024 Mar 18, 2024 Mills Kenneth T. CEO Sell 35.0 -15,000 -3.55% ✓ $327.9K
Mar 5, 2024 Mar 7, 2024 PAKOLA STEVE Chief Medical Officer Sell 22.5 -12,878 -10.73% ✓ $365.2K
Feb 14, 2024 Feb 16, 2024 Mills Kenneth T. CEO Sell 35.0 -15,000 -3.55% ✓ $251.3K
Jan 16, 2024 Jan 18, 2024 Mills Kenneth T. CEO Sell 26.3 -45,000 -9.93% ✓ $683K
Jan 2, 2024 Jan 4, 2024 Simpson Curran Chief Oper. & Tech. Officer Sell 95.0 +30,342 32.63% ✗ $145.8K
Jan 2, 2024 Jan 4, 2024 PAKOLA STEVE Chief Medical Officer Sell 90.0 +4,429 4.31% ✓ $486.2K
Jun 30, 2022 Jan 4, 2024 Danos Olivier Chief Scientific Officer Sell 95.0 +31,903 34.32% ✗ $151K
Jan 2, 2024 Jan 4, 2024 Vasista Vittal CFO Sell 90.0 +11,492 5.35% ✗ $81.4K
Jan 2, 2024 Jan 4, 2024 Mills Kenneth T. CEO Sell 95.0 +52,746 14.85% ✗ $203.9K
Jan 2, 2024 Jan 4, 2024 Christmas Patrick J. Chief Legal Officer Sell 95.0 +26,722 30.01% ✗ $141.7K
Dec 19, 2023 Dec 21, 2023 Mills Kenneth T. CEO Sell 22.5 -45,000 -11.24% ✓ $885.8K
Jun 2, 2023 Jun 6, 2023 Fox Allan M. Director Neutral 55.0 +3,486 0.12% ✗ -
Jun 2, 2023 Jun 6, 2023 Tasse Daniel Director Neutral 90.0 +3,486 115.81% ✗ -
Jun 2, 2023 Jun 6, 2023 STUMP DAVID C Director Neutral 90.0 +3,486 115.81% ✗ -
Jun 2, 2023 Jun 6, 2023 MIGAUSKY GEORGE V Director Neutral 90.0 +3,486 115.81% ✗ -
Jun 2, 2023 Jun 6, 2023 Glucksmann Alexandra Director Neutral 90.0 +3,486 115.81% ✗ -
Jun 2, 2023 Jun 6, 2023 KARABELAS ARGERIS N Director Neutral 90.0 +3,486 115.81% ✗ -
Jun 2, 2023 Jun 6, 2023 Bennett Jean Director Neutral 90.0 +3,486 115.81% ✗ -
Jun 2, 2023 Jun 6, 2023 Zachary Jennifer Director Neutral 90.0 +3,486 57.91% ✗ -
May 31, 2023 Jun 2, 2023 Vasista Vittal CFO Neutral 52.5 - 0.00% ✗ -
Jan 3, 2023 Jan 5, 2023 Vasista Vittal CFO Sell 91.3 +44,841 33.18% ✗ $30.2K
Jan 3, 2023 Jan 5, 2023 Simpson Curran Chief Oper. & Tech. Officer Sell 91.3 +65,869 242.92% ✗ $47.1K
Jan 3, 2023 Jan 5, 2023 PAKOLA STEVE Chief Medical Officer Sell 95.0 +85,613 499.20% ✓ $111.2K
Jan 3, 2023 Jan 5, 2023 Danos Olivier Chief Scientific Officer Sell 91.3 +63,872 219.66% ✗ $46.7K
Jan 3, 2023 Jan 5, 2023 Mills Kenneth T. CEO Sell 95.0 +45,445 14.67% ✗ $211.1K
Jan 3, 2023 Jan 5, 2023 Christmas Patrick J. Chief Legal Officer Sell 91.3 +66,097 288.13% ✗ $41.8K
Aug 30, 2022 Aug 31, 2022 Vasista Vittal CFO Sell 45.0 -2,400 -1.74% ✓ $72.6K
Aug 4, 2022 Aug 8, 2022 Vasista Vittal CFO Sell 22.5 -17,680 -11.39% ✓ $622K
Aug 1, 2022 Aug 3, 2022 Vasista Vittal CFO Sell 45.0 -2,400 -1.52% ✓ $75K
Jul 13, 2022 Jul 15, 2022 Vasista Vittal CFO Sell 41.3 -4,800 -2.95% ✓ $144K
Jun 3, 2022 Jun 7, 2022 Zachary Jennifer Director Neutral 90.0 +6,020 100.00% ✗ -
Jun 7, 2022 Zachary Jennifer Director Neutral 52.5 - 0.00% ✗ -
Jun 3, 2022 Jun 7, 2022 Tasse Daniel Director Neutral 90.0 +3,010 100.00% ✗ -