Chakraborty Sweta — SEC Form 4 filings
SEC reporting owner CIK 1885308. 15 Form 4 filings on record with FilingPulse; latest filed 2026-09-02.
Transaction summary — filings shown
Covers all 15 filings on record, filed 2024-12-06 to 2026-09-02. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 11 legs across 11 filings — 36,037 shares, $569,424 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 9.
- Largest priced transaction: sale of 20,000 shares @ $15.15 ($303,000) in LIGHTBRIDGE Corp, filed 2025-08-19.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| LIGHTBRIDGE Corp (LTBR) | Director | 15 | — | 11 legs · 36,037 sh · $569,424 | 9 |
Form 4 filings — Chakraborty Sweta
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-02 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 717 @ $7.43 | EDGAR |
| 2026-08-07 | 4 | LIGHTBRIDGE Corp (LTBR) | Grant/award (A): 10,000 @ $0 | EDGAR |
| 2026-07-02 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,143 @ $9.29 | EDGAR |
| 2026-01-06 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,245 @ $15.68 | EDGAR |
| 2026-01-05 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,947 @ $12.88 · Grant/award (A): 10,631 @ $0 | EDGAR |
| 2025-12-02 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,948 @ $15.47 | EDGAR |
| 2025-11-03 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,948 @ $26.73 | EDGAR |
| 2025-10-08 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,246 @ $22.89 | EDGAR |
| 2025-10-03 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,947 @ $20.85 | EDGAR |
| 2025-09-03 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,948 @ $14.22 | EDGAR |
| 2025-08-29 | 4 | LIGHTBRIDGE Corp (LTBR) | Grant/award (A): 5,000 @ $0 · Grant/award (A): 5,000 @ $0 · Grant/award (A): 5,000 @ $0 · Grant/award (A): 3,000 @ $0 · Grant/award (A): 2,000 @ $0 | EDGAR |
| 2025-08-21 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 1,948 @ $13.79 | EDGAR |
| 2025-08-19 | 4 | LIGHTBRIDGE Corp (LTBR) | Sale (S): 20,000 @ $15.15 | EDGAR |
| 2025-03-14 | 4 | LIGHTBRIDGE Corp (LTBR) | Grant/award (A): 11,588 @ $0 | EDGAR |
| 2024-12-06 | 4 | LIGHTBRIDGE Corp (LTBR) | Grant/award (A): 17,183 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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