Tattoli Mark Damian
Officer · CLB
As of 2026-09-16, Tattoli Mark Damian has 26 Form 4 transactions on record across 1 company — 13 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $11K
- Indirect $0
| CLB | direct | 950 sh | $11K |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|
26 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-08-01 | CLB | Withheld for tax | 99 | 27,665 | Form 4 |
| 2026-08-01 | CLB | Option exercise | 250 | 950 | Form 4 |
| 2026-08-01 | CLB | Option exercise | 250 | 27,764 | Form 4 |
| 2026-05-01 | CLB | Withheld for tax | 97 | 27,514 | Form 4 |
| 2026-05-01 | CLB | Option exercise | 250 | 1,200 | Form 4 |
| 2026-05-01 | CLB | Option exercise | 250 | 27,611 | Form 4 |
| 2026-02-12 | CLB | Award / grant | 33,490 | 33,490 | Form 4 |
| 2025-12-31 | CLB | Withheld for tax | 14,310 | 27,361 | Form 4 |
| 2025-12-31 | CLB | Option exercise | 24,952 | 0 | Form 4 |
| 2025-12-31 | CLB | Option exercise | 24,952 | 41,671 | Form 4 |
| 2025-10-01 | CLB | Withheld for tax | 276 | 16,719 | Form 4 |
| 2025-10-01 | CLB | Option exercise | 700 | 16,995 | Form 4 |
| 2025-10-01 | CLB | Option exercise | 700 | 1,450 | Form 4 |
| 2025-08-01 | CLB | Withheld for tax | 99 | 16,295 | Form 4 |
| 2025-08-01 | CLB | Option exercise | 250 | 16,394 | Form 4 |
| 2025-08-01 | CLB | Option exercise | 250 | 2,150 | Form 4 |
| 2025-05-01 | CLB | Withheld for tax | 99 | 16,144 | Form 4 |
| 2025-05-01 | CLB | Withheld for tax | 79 | 15,993 | Form 4 |
| 2025-05-01 | CLB | Option exercise | 200 | 16,072 | Form 4 |
| 2025-05-01 | CLB | Option exercise | 250 | 2,400 | Form 4 |
| 2025-05-01 | CLB | Option exercise | 250 | 16,243 | Form 4 |
| 2025-05-01 | CLB | Option exercise | 200 | 2,650 | Form 4 |
| 2025-02-13 | CLB | Award / grant | 32,912 | 32,912 | Form 4 |
| 2024-12-31 | CLB | Withheld for tax | 5,028 | 15,872 | Form 4 |
| 2024-12-31 | CLB | Option exercise | 9,604 | 20,900 | Form 4 |
| 2024-12-31 | CLB | Option exercise | 9,604 | 0 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.