SLDB Solid Biosciences Inc.
Solid Biosciences Inc. (SLDB) Insider Activity
What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.
How much of that selling was preplanned? 0% planned / 100% discretionary
Largest single sale: $516.6K.
Where they traded
No open-market insider purchase on record.
Recent open-market activity
| Date | Insider | Role | Action | Shares | Price | Value | Held after |
|---|---|---|---|---|---|---|---|
| Cumbo Alexander | President and CEO | Sell | 16,644 | $5.82 | $96.9K | 235,405 −6.6% of holding | |
| Howton David T | Chief Operating Officer | Sell | 7,469 | $5.82 | $43.5K | 105,077 −6.6% of holding | |
| Tan Kevin | CFO & Treasurer | Sell | 5,404 | $5.82 | $31.5K | 99,422 −5.2% of holding | |
| Hanrahan Jessie | Chief Regulatory Officer | Sell | 4,134 | $5.82 | $24.1K | 74,318 −5.3% of holding | |
| Herzich Paul | Chief Technology Officer | Sell | 3,616 | $5.82 | $21.1K | 72,638 −4.7% of holding | |
| Ganot Ilan | Director | Sell | 2,658 | $5.82 | $15.5K | 27,474 −8.8% of holding | |
| Brooks Gabriel | Chief Medical Officer | Sell | 0 | — | $0 | 89,466 −0% of holding | |
| Cumbo Alexander | President and CEO | Sell | 48,913 | $6.44 | $315.1K | 222,018 −18.1% of holding | |
| Howton David T | Chief Operating Officer | Sell | 18,894 | $6.44 | $121.7K | 97,859 −16.2% of holding | |
| Tan Kevin | CFO & Treasurer | Sell | 14,783 | $6.44 | $95.2K | 94,201 −13.6% of holding | |
| Brooks Gabriel | Chief Medical Officer | Sell | 12,616 | $6.44 | $81.3K | 84,092 −13% of holding | |
| Hanrahan Jessie | Chief Regulatory Officer | Sell | 12,348 | $6.44 | $79.5K | 70,327 −14.9% of holding | |
| Herzich Paul | Chief Technology Officer | Sell | 10,905 | $6.44 | $70.2K | 69,067 −13.6% of holding | |
| Ganot Ilan | Director | Sell | 7,205 | $6.44 | $46.4K | 25,271 −22.2% of holding | |
| Cumbo Alexander | President and CEO | Sell | 80,258 | $6.44 | $516.6K | 270,931 −22.9% of holding | |
| Howton David T | Chief Operating Officer | Sell | 37,771 | $6.44 | $243.1K | 116,753 −24.4% of holding | |
| Brooks Gabriel | Chief Medical Officer | Sell | 28,335 | $6.44 | $182.4K | 96,708 −22.7% of holding | |
| Tan Kevin | CFO & Treasurer | Sell | 26,837 | $6.44 | $172.7K | 108,984 −19.8% of holding | |
| Hanrahan Jessie | Chief Regulatory Officer | Sell | 26,535 | $6.44 | $170.8K | 82,675 −24.3% of holding | |
| Herzich Paul | Chief Technology Officer | Sell | 26,250 | $6.44 | $169.0K | 79,972 −24.7% of holding | |
| Ganot Ilan | Director | Sell | 191 | $6.59 | $1.3K | 17,476 −1.1% of holding | |
| Tan Kevin | CFO & Treasurer | Sell | 5,704 | $5.27 | $30.1K | 46,100 −11% of holding | |
| Ganot Ilan | Director | Sell | 1,053 | $5.43 | $5.7K | 17,278 −5.7% of holding | |
| Cumbo Alexander | President and CEO | Sell | 10,808 | $5.11 | $55.2K | 81,388 −11.7% of holding | |
| Howton David T | Chief Operating Officer | Sell | 4,932 | $5.11 | $25.2K | 32,908 −13% of holding | |
| Hanrahan Jessie | Chief Regulatory Officer | Sell | 4,483 | $5.11 | $22.9K | 26,660 −14.4% of holding | |
| Herzich Paul | Chief Technology Officer | Sell | 2,701 | $5.11 | $13.8K | 26,622 −9.2% of holding | |
| Ganot Ilan | Director | Sell | 3,278 | $4.12 | $13.5K | 95,412 −3.3% of holding | |
| Brooks Gabriel | Chief Medical Officer | Sell | 2,895 | $5.96 | $17.3K | 33,819 −7.9% of holding |
Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.