RGNX — REGENXBIO Inc.
Price · 2024-08-26 → 2026-08-21
499 daily closes shownAnonymous view is capped at two years of history. A free account extends it to five, and Pro opens the whole archive back to 2016-01-04.
Performance
Technicals
Others in Healthcare
Measured signals that fired on RGNX
| date | signal | measured base rate |
|---|---|---|
| 2026-08-06 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-07-13 | Fair value gap, bearish structure | -0.45% over 21 days · t = -3.29 · n = 108,591 statistically distinguishable from its control group |
| 2026-06-18 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-05-08 | Equal highs taken out structure | -0.70% over 21 days · t = -8.28 · n = 68,636 statistically distinguishable from its control group |
| 2026-04-01 | Fair value gap, bullish structure | -0.67% over 21 days · t = -6.43 · n = 111,973 statistically distinguishable from its control group |
| 2026-03-30 | Equal lows taken out structure | -0.64% over 21 days · t = -4.75 · n = 55,661 statistically distinguishable from its control group |
Excess return against a matched control group, on a point-in-time universe that includes delisted companies. Most families do not survive that. How the measurement works →
Insider transactions (Form 4)
| date | insider | what | shares | price | value |
|---|---|---|---|---|---|
| 2026-08-01 | PAKOLA STEVE Chief Medical Officer | Shares withheld for tax | 7.5K | 9.69 | 72.4K |
| 2026-08-01 | Christmas Patrick J. Chief Strategy & Legal Officer | Shares withheld for tax | 4.7K | 9.69 | 45.5K |
| 2026-07-02 | PAKOLA STEVE Chief Medical Officer | Open-market sale 10b5-1 plan | 2.2K | 13.64 | 29.5K |
| 2026-07-02 | PAKOLA STEVE Chief Medical Officer | Option exercise 10b5-1 plan | 2.2K | 7.86 | 17.0K |
| 2026-07-01 | PAKOLA STEVE Chief Medical Officer | Open-market sale 10b5-1 plan | 36.7K | 12.86 | 472.3K |
| 2026-07-01 | PAKOLA STEVE Chief Medical Officer | Option exercise 10b5-1 plan | 36.7K | 7.86 | 288.7K |
| 2026-07-01 | Simpson Curran Chief Executive Officer | Shares withheld for tax | 6.8K | 13.09 | 89.2K |
| 2026-06-30 | Simpson Curran Chief Executive Officer | Grant or award | 1.5K | 10.18 | 14.8K |
| 2026-06-29 | PAKOLA STEVE Chief Medical Officer | Open-market sale 10b5-1 plan | 19.6K | 11.04 | 216.5K |
| 2026-05-29 | Bennett Jean Director | Grant or award | 9.8K | 0.00 | 0 |
Open-market purchases (code P) are the informative ones. Grants, option exercises and tax withholding are compensation mechanics, not decisions. How to read a Form 4 →
Largest institutional holders
| manager | value | shares |
|---|---|---|
| BlackRock, Inc. | 48.5M | 5.8M |
| Redmile Group, LLC | 36.6M | 4.4M |
| JPMORGAN CHASE & CO | 27.1M | 3.5M |
| STATE STREET CORP | 22.9M | 2.7M |
| MORGAN STANLEY | 17.3M | 2.1M |
| VANGUARD CAPITAL MANAGEMENT LLC | 16.8M | 2.0M |
| GOLDMAN SACHS GROUP INC | 15.4M | 1.8M |
| Integral Health Asset Management, LLC | 12.6M | 1.5M |
| Qube Research & Technologies Ltd | 11.0M | 1.3M |
| GEODE CAPITAL MANAGEMENT, LLC | 9.5M | 1.1M |
13F positions as of 2026-03-31, filed up to 45 days after quarter end. Long-only US equity — shorts and derivatives never appear. What 13F does and does not show →
Latest SEC filings
| form | filed | period | |
|---|---|---|---|
| 10-Q | 2026-08-06 | 2026-06-30 | on EDGAR ↗ |
| 8-K | 2026-08-06 | 2026-08-06 | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-08-01 | on EDGAR ↗ |
| 4 | 2026-08-04 | 2026-08-01 | on EDGAR ↗ |
| 8-K | 2026-07-20 | 2026-07-16 | on EDGAR ↗ |
| 424B5 | 2026-07-17 | — | on EDGAR ↗ |
| FWP | 2026-07-17 | — | on EDGAR ↗ |
| 424B5 | 2026-07-16 | — | on EDGAR ↗ |
Short selling
This is off-exchange short volume, not short interest: it is flow, not position, and 40–50% is normal because market makers short to fill your buy. Why that number misleads →
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