Hemby Lauren M.
Officer · COSO
As of 2026-09-16, Hemby Lauren M. has 7 Form 4 transactions on record across 1 company — 6 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.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2025-07-02 | COSO | Purchase | 4,500 @ $21.50 | $97K | +78.3% of holding | 10,250 | Form 4 |
6 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-04-27 | COSO | Withheld for tax | 1,181 | 13,069 | Form 4 |
| 2026-04-27 | COSO | Option exercise | 4,000 | 14,250 | Form 4 |
| 2026-04-27 | COSO | Option exercise | 4,000 | 0 | Form 4 |
| 2026-04-27 | COSO | Option exercise | 4,000 | 0 | Form 4 |
| 2026-02-11 | COSO | Award / grant | 4,000 | 4,000 | Form 4 |
| 2026-02-11 | COSO | Award / grant | 4,000 | 4,000 | 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.