Form 4 for DIBS 1stdibs.com, Inc.
Accepted 2026-06-10 11:19:54 ET · period of report 2026-06-08 · accession 0001237860-26-000012 · 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 |
|---|---|---|---|---|---|---|---|---|---|---|---|
| DM | 2026-06-10 11:19 | 2026-06-08 | DIBS | ROSENBLATT DAVID S | CEO, Dir | M - OptEx | — | +174.2K | 2.22M | +9% | — |
| D | 2026-06-10 11:19 | 2026-06-08 | DIBS | ROSENBLATT DAVID S | CEO, Dir | F - Tax | $4.01 | -96.2K | 2.13M | -4% | -$385.9K |
| DM | 2026-06-10 11:19 | 2026-06-08 | DIBS | ROSENBLATT DAVID S | CEO, Dir | M - OptEx | $0.00 | -174.2K | 112.5K | -61% | $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 | 2026-06-08 | M | A | 47,500 | — | 2,094,698 | D | — | — | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. |
| 2 | Common | Common Stock | 2026-06-08 | M | A | 47,500 | — | 2,142,198 | D | — | — | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. |
| 3 | Common | Common Stock | 2026-06-08 | M | A | 41,666 | — | 2,183,864 | D | — | — | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. |
| 4 | Common | Common Stock | 2026-06-08 | M | A | 37,500 | — | 2,221,364 | D | — | — | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. |
| 5 | Common | Common Stock | 2026-06-08 | F | D | 96,228 | $4.01 | 2,125,136 | D | — | — | (F2) These shares were retained by Issuer via settlement on a net withholding basis in order to meet the tax withholding obligations of the reporting person in connection with the vesting of an installment of restricted stock units ("RSUs") granted to the reporting person on March 15, 2023, March 8, 2024, March 14, 2025 and March 16, 2026. None of these shares were sold in an open market transaction. |
| 6 | Derivative | Restricted Stock Units | 2026-06-08 | M | D | 47,500 | $0.00 | 332,500 | D | — · — to — | 47,500 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. (F3) The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2024, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. (F3) The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2024, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. |
| 7 | Derivative | Restricted Stock Units | 2026-06-08 | M | D | 47,500 | $0.00 | 522,500 | D | — · — to — | 47,500 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. (F4) The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2025, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. (F4) The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2025, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. |
| 8 | Derivative | Restricted Stock Units | 2026-06-08 | M | D | 41,666 | $0.00 | 458,334 | D | — · — to — | 41,666 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. (F5) The initial number of restricted stock units granted shall vest in 12 equal quarterly installments starting on June 8, 2026, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. (F5) The initial number of restricted stock units granted shall vest in 12 equal quarterly installments starting on June 8, 2026, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. |
| 9 | Derivative | Restricted Stock Units | 2026-06-08 | M | D | 37,500 | $0.00 | 112,500 | D | — · — to — | 37,500 Common Stock | (F1) Each restricted stock unit represents a contingent right to receive one share of Issuer common stock. (F6) The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. (F6) The initial number of restricted stock units granted shall vest in 16 equal quarterly installments starting on June 8, 2023, provided the Reporting Person continues to have a service relationship with the Issuer at such time. The restricted stock units have no expiration date. |