Form 4 for RGNX REGENXBIO Inc.
Accepted 2026-08-27 19:03:38 ET · period of report 2026-08-25 · accession 0002023732-26-000008 · 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 | 2026-08-27 19:03 | 2026-08-25 | RGNX | Ciongoli Gregory Austin | Dir | A - Grant | $0.00 | +15.4K | 15.4K | New | $0 |
| DM | 2026-08-27 19:03 | 2026-08-26+ | RGNX | Ciongoli Gregory Austin | Dir | P - Purchase | $9.25 | +102.6K | 118.0K | +665% | +$949.4K |
| D | 2026-08-27 19:03 | 2026-08-25 | RGNX | Ciongoli Gregory Austin | Dir | A - Grant | $0.00 | +69.6K | 69.6K | New | $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 | 2026-08-25 | A | A | 15,432 | $0.00 | 15,432 | D | — | — | (F1) Represents shares of common stock underlying a time-based restricted stock unit award (RSU). 1/3rd of the shares subject to the RSU award shall vest on each of August 25, 2027, August 25, 2028 and August 25, 2029, while the recipient provides continuous service to the Issuer. |
| 2 | Common | Common Stock | 2026-08-26 | P | A | 49,196 | $9.14 | 64,628 | D | — | — | (F2) Represents shares purchased in an open-market transaction. The price reported in Column 4 is a weighted average price. This transaction was executed in multiple trades at prices ranging from $8.67 to $9.35. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| 3 | Common | Common Stock | 2026-08-27 | P | A | 53,407 | $9.36 | 118,035 | D | — | — | (F3) Represents shares purchased in an open-market transaction. The price reported in Column 4 is a weighted average price. This transaction was executed in multiple trades at prices ranging from $9.17 to $9.4525. The reporting person hereby undertakes to provide upon request to the SEC staff, the issuer or a security holder of the issuer full information regarding the number of shares and prices at which the transaction was effected. |
| 4 | Derivative | Stock Options (Right to buy) | 2026-08-25 | A | A | 69,609 | $0.00 | 69,609 | D | $8.91 · 2027-08-25 to 2036-08-25 | 69,609 Common Stock | (F4) The option will vest over a three year period, with 1/3rd of the option vesting on August 25, 2027 and the remaining portion of the option vesting in equal monthly installments over the 24 months thereafter, while the optionee provides continuous service to the Issuer. |