Form 4 for SIBN SI-BONE, Inc.
Accepted 2026-06-01 17:47:08 ET · period of report 2026-05-28 · accession 0001492082-26-000001 · 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 | 2026-06-01 17:47 | 2026-05-28 | SIBN | Davis Timothy E JR | Dir | M - OptEx | $4.32 | +12.1K | 73.0K | +20% | +$52.1K |
| DM | 2026-06-01 17:47 | 2026-05-28+ | SIBN | Davis Timothy E JR | Dir | S - Sale+OE | $14.31 | -7,280 | 65.7K | -10% | -$104.2K |
| D | 2026-06-01 17:47 | 2026-05-28 | SIBN | Davis Timothy E JR | Dir | M - OptEx | $0.00 | -12.1K | 0 | -100% | $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 | 2026-05-28 | M | A | 12,064 | $4.32 | 73,002 | D | — | — | |
| 2 | Common | Common Stock | 2026-05-28 | S | D | 3,780 | $14.47 | 69,222 | D | — | — | (F1) This transaction was executed in multiple trades at prices ranging from $14.45 USD to $14.505 USD; the price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. |
| 3 | Common | Common Stock | 2026-05-29 | S | D | 3,500 | $14.14 | 65,722 | D | — | — | (F2) This transaction was executed in multiple trades at prices ranging from $14.12 USD to $14.15 USD; the price reported above reflects the weighted average sale price. The Reporting Person undertakes to provide Issuer, any security holder of the Issuer, or the Staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. (F3) Includes 8,675 shares issuable on the settlement of restricted stock units granted to the Reporting Person. Each restricted stock unit represents a contingent right to receive one share of the Issuer's common stock. |
| 4 | Derivative | Stock Option (Right to Buy) | 2026-05-28 | M | D | 12,064 | $0.00 | 0 | D | $4.32 · — to 2026-07-26 | 12,064 Common Stock | (F4) The shares subject to the option are fully vested and immediately exercisable. |