Backstrom Jay T.
Director · Officer · AGIO, SRRK
As of 2026-09-17, Backstrom Jay T. has 12 Form 4 transactions on record across 2 companies — 5 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
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 |
|---|---|---|---|---|---|---|---|
| 2025-02-18 | SRRK | Sale | 18,372 @ $36.83 | $677K | −5.6% of holding | 311,991 | Form 4 |
| 2025-01-16 | SRRK | Sale | 22,308 @ $44.20 | $986K | −6.3% of holding | 330,363 | Form 4 |
10 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-08 | AGIO | Option exercise | 1,447 | 2,894 | Form 4 |
| 2026-07-08 | AGIO | Award / grant | 1,447 | 1,447 | Form 4 |
| 2026-06-18 | AGIO | Award / grant | 14,950 | 14,950 | Form 4 |
| 2026-06-18 | AGIO | Award / grant | 2,927 | 2,927 | Form 4 |
| 2025-11-13 | — | Disposition | 33,390 | 0 | Form 4 |
| 2025-07-08 | AGIO | Award / grant | 4,341 | 4,341 | Form 4 |
| 2025-07-08 | AGIO | Award / grant | 23,393 | 23,393 | Form 4 |
| 2025-03-10 | SRRK | Award / grant | 151,430 | 151,430 | Form 4 |
| 2025-03-10 | SRRK | Award / grant | 113,570 | 425,561 | Form 4 |
| 2025-02-13 | — | Award / grant | 33,390 | 33,390 | 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.