A
$ Value
$0
Shares
150,000
Price
$0
Filed
Aug 18
Insider
Name
Howton David T
Title
Chief Operating Officer
CIK
0001529297
Roles
Officer
Transaction Details
Transaction Date
2025-08-14
Code
A
Table
Derivative
Ownership
Direct
Equity Swap
No
Shares After
150,000
Footnotes
The RSUs (as defined in footnote 2) together with this option were granted on August 14, 2025 (the "Grant Date") and vest over four years, with 50% of the original number of shares vesting on the second anniversary of the Grant Date and 25% of the original number of shares annually thereafter until the fourth such anniversary. | Each restricted stock unit represents a contingent right to receive one share of the issuer's common stock (the "RSUs").
Filing Info
Howton David T's History
| Date | Ticker | Type | Value |
|---|---|---|---|
| 2026-01-29 | SLDB | A | $0 |
| 2025-12-03 | SLDB | ▼ | $25K |
| 2025-12-02 | SLDB | M | — |
| 2025-12-02 | SLDB | M | $0 |
| 2025-08-14 | SLDB | A | $0 |
| 2025-08-14 | SLDB | A | $0 |
Other Insiders at SLDB (90d)
| Insider | Bought | Sold | Last |
|---|---|---|---|
| SMITH IAN F | — | — | 2026-04-02 |
|
Howton David T
Chief Operating Officer
|
— | — | 2026-01-29 |
|
Cumbo Alexander
President and CEO
|
— | — | 2026-01-29 |
|
Tan Kevin
CFO & Treasurer
|
— | — | 2026-01-29 |
|
Hanrahan Jessie
Chief Regulatory Officer
|
— | — | 2026-01-29 |
|
Herzich Paul
Chief Technology Officer
|
— | — | 2026-01-29 |
|
Brooks Gabriel
Chief Medical Officer
|
— | — | 2026-01-29 |