Form 4 for CLST Catalyst Bancorp, Inc.
Accepted 2026-09-18 16:32:07 ET · period of report 2026-09-16 · accession 0001885818-26-000004 · 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 | 2026-09-18 16:32 | 2026-09-16 | CLST | Kleiser Kirk E. | Dir | M - OptEx | $13.26 | +17.5K | 45.4K | +63% | +$231.5K |
| DM | 2026-09-18 16:32 | 2026-09-16 | CLST | Kleiser Kirk E. | Dir | M - OptEx | $0.00 | -17.5K | 2,116 | -89% | $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 | 2026-09-16 | M | A | 529 | $12.08 | 45,887 | D | — | — | (F1) The options are vesting at a rate of 20% per year commenced on June 10, 2026. As of the date of this filing 529 options were exercised. (F2) Includes 1,058 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that vest at 20% per year commencing on June 10, 2027. (F3) Includes 847 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that reflect the unvested portion of a grant amount originally covering 1,058 shares that commenced vesting 20% per year on June 10, 2026. (F4) Includes 1,696 shares granted pursuant to the Issuer's 2022 Recognition and Retention Plan and Trust Agreement that reflect the unvested portion of a grant amount originally covering 8,464 shares that commenced vesting 20% per year on September 1, 2023. |
| 2 | Common | Common Stock | 2026-09-16 | M | A | 16,928 | $13.30 | 45,358 | D | — | — | (F5) The options are vesting at a rate of 20% per year commenced on September 1, 2023. As of the date of this filing 16,928 options were exercised. |
| 3 | Derivative | Stock Option (Right to Buy) | 2026-09-16 | M | D | 16,928 | $0.00 | 4,232 | D | $13.30 · — to 2032-09-01 | 16,928 Common Stock | (F5) The options are vesting at a rate of 20% per year commenced on September 1, 2023. As of the date of this filing 16,928 options were exercised. |
| 4 | Derivative | Stock Option (Right to Buy) | 2026-09-16 | M | D | 529 | $0.00 | 2,116 | D | $12.08 · — to 2035-06-10 | 529 Common Stock | (F1) The options are vesting at a rate of 20% per year commenced on June 10, 2026. As of the date of this filing 529 options were exercised. |