Phillip Samayoa
CIK 1946316 · CHIEF SCIENTIFIC OFFICER · last filed 2025-10-17
Phillip Samayoa is a CHIEF SCIENTIFIC OFFICER who has filed 20 SEC Form 4 insider transactions across 1 company since 2022. The most recent filing, for GBIO, was dated Oct 17, 2025. Across all open-market trades the lifetime net is −$30.0K, making them a net seller over the disclosed history.
"Disclosed insider exposure" sums this person's most-recently-reported share counts across each company they're an insider in, multiplied by the current underlying price. It is not net worth — it misses retail holdings, private investments, real estate, index funds, and any company where the person isn't an SEC-reporting insider. For informational purposes only.
$0
1
20
-$30.0K
Holdings By Company
| Symbol | Role | Shares | Price | Disclosed Exposure | Lifetime OM Net | Filings | Latest Filed |
|---|---|---|---|---|---|---|---|
| Generation Bio Co. (GBIO) Delisted | CHIEF SCIENTIFIC OFFICER | 14,172 | $5.34 | $75.7K | -$30.0K | 20 | 2025-10-17 |
Recent Filings
20 filings| Filed | Symbol | Action | Net Shares | Net $ | Link |
|---|---|---|---|---|---|
| 2025-10-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +80 | -$228 | EDGAR |
| 2025-07-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +810 | -$144 | EDGAR |
| 2025-04-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +810 | -$124 | EDGAR |
| 2025-01-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +749 | -$353 | EDGAR |
| 2025-01-14 | Generation Bio Co. (GBIO) Delisted | Grant (A) | — | $0 | EDGAR |
| 2024-10-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +810 | -$816 | EDGAR |
| 2024-07-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +810 | -$987 | EDGAR |
| 2024-04-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +810 | -$1.2K | EDGAR |
| 2024-01-17 | Generation Bio Co. (GBIO) Delisted | Mixed | +5,692 | -$5.8K | EDGAR |
| 2024-01-03 | Generation Bio Co. (GBIO) Delisted | Mixed | −2,445 | -$4.0K | EDGAR |