R. Sharon Smith is Exec VP & Group COO at OCTAVE SPECIALTY GROUP INC (AMBC). They have made 4 open-market trades across 1 company since 2019, most recently 2026-10-03.
CIK 0001707461
4 open-market purchases totalling $42K since 2019, never a sale. Too few scored purchases to measure a record yet.
| Ticker | Shares | Value |
|---|---|---|
| AMBC | 170,952 | $1.5M |
| OSG | 156,326 | $725K |
| Total | $2.3M |
Shares reported on the most recent Form 4, priced at the 2026-10-06 close.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.