Form 4 for RGNX REGENXBIO Inc.
Accepted 2026-01-29 00:00:00 ET · period of report 2026-01-27 · accession 0001652824-26-000002 · SEC index · Original document
Summary rows
Aggregated the way they appear in lists: one row per insider, transaction code and security table.
| X | Filed | Traded | Ticker | Insider | Title | Type | Price | Qty | Owned | ΔOwn | Value |
|---|---|---|---|---|---|---|---|---|---|---|---|
| D | 2026-01-29 | 2026-01-27 | RGNX | Mills Kenneth T. | Dir | F - Tax | $13.41 | -221.8K | 486.1K | -31% | -$2.97M |
| D | 2026-01-29 | 2026-01-27 | RGNX | Mills Kenneth T. | Dir | M - OptEx | $13.09 | +225.0K | 707.9K | +47% | +$2.95M |
| D | 2026-01-29 | 2026-01-27 | RGNX | Mills Kenneth T. | Dir | M - OptEx | $0.00 | -225.0K | 225.0K | -50% | $0 |
Purchase Sale Sale after option exercise All abbreviations
Every reported transaction
| # | Table | Security | Date | Code | A/D | Shares | Price | Owned after | Own | Exercise / expiry | Underlying | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Common | Common Stock | 2026-01-27 | F | D | 221,753 | $13.41 | 486,118 | D | — | — | |
| 2 | Common | Common Stock | 2026-01-27 | M | A | 225,000 | $13.09 | 707,871 | D | — | — | |
| 3 | Derivative | Stock Options (Right to Buy) | 2026-01-27 | M | D | 225,000 | $0.00 | 225,000 | D | $13.09 · — to 2026-01-28 | 225,000 Common Stock | (F1) The previously granted option, representing a right to purchase a total of 225,000 shares, became exercisable as follows: 25% of the shares subject to this option vested on January 28, 2017, and the balance vested in equal monthly installments over the 36 months thereafter. |