Simpson Curran, CEO of REGENXBIO Inc. ($RGNX), sold shares on the open market three times in the last year, totaling about $417 thousand. His most recent sale occurred on October 9, 2025. These sales rank him 6,856th among nearly 12,000 insiders in our database, where the average is about $8.6 million across roughly six transactions per insider. Curran made no open market purchases during this period.
| Transaction Date | Company | Ticker | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan. 6, 2026 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Stock Options (Right to buy) | 233651 | $0.00 | 233,651.0000 | 51,689,000 | 9999.99% | 0.45% |
| Jan. 6, 2026 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Common Stock | 144864 | $0.00 | 342,467.0000 | 51,689,000 | 73.31% | 0.28% |
| Jan. 2, 2026 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | F | Common Stock | 18559 | $14.40 | 197,603.0000 | 51,689,000 | 8.59% | 0.04% |
| Oct. 9, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | S | Common Stock | 20811 | $12.62 | 216,162.0000 | 51,689,000 | 8.78% | 0.04% |
| Sept. 29, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | S | Common Stock | 7624 | $10.03 | 236,973.0000 | 49,509,000 | 3.12% | 0.02% |
| Sept. 10, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | S | Common Stock | 7734 | $10.02 | 244,597.0000 | 49,509,000 | 3.07% | 0.02% |
| July 1, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | F | Common Stock | 4701 | $8.23 | 252,331.0000 | 49,509,000 | 1.83% | 0.01% |
| Jan. 2, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Stock Options (Right to buy) | 478606 | $0.00 | 478,606.0000 | 49,509,000 | 9999.99% | 0.97% |
| Jan. 2, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Stock Options (Right to buy) | 476606 | $0.00 | 476,606.0000 | 49,509,000 | 9999.99% | 0.96% |
| Jan. 2, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Common Stock | 98912 | $0.00 | 257,032.0000 | 49,509,000 | 62.56% | 0.20% |
| Jan. 2, 2025 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | F | Common Stock | 11917 | $7.73 | 158,120.0000 | 49,509,000 | 7.01% | 0.02% |
| Aug. 1, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | S | Common Stock | 100 | $15.00 | 170,037.0000 | 43,734,000 | 0.06% | 0.00% |
| July 29, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | S | Common Stock | 9648 | $15.04 | 170,137.0000 | 43,734,000 | 5.37% | 0.02% |
| July 1, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Common Stock | 56458 | $0.00 | 179,785.0000 | 43,734,000 | 45.78% | 0.13% |
| July 1, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Executive Officer | A | Stock Options (Right to Buy) | 272189 | $0.00 | 272,189.0000 | 43,734,000 | 9999.99% | 0.62% |
| Jan. 2, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Oper. & Tech. Officer | A | Stock Options (Right to buy) | 61050 | $0.00 | 61,050.0000 | 43,734,000 | 9999.99% | 0.14% |
| Jan. 2, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Oper. & Tech. Officer | F | Common Stock | 8120 | $17.95 | 84,865.0000 | 43,734,000 | 8.73% | 0.02% |
| Jan. 2, 2024 | REGENXBIO Inc. | $RGNX | Simpson Curran | Chief Oper. & Tech. Officer | A | Common Stock | 38462 | $0.00 | 123,327.0000 | 43,734,000 | 45.32% | 0.09% |