Arbet-Engels Christophe — SEC Form 4 filings
SEC reporting owner CIK 1802615. 5 Form 4 filings on record with FilingPulse; latest filed 2025-10-03.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-02-16 to 2025-10-03. 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): 1 leg across 1 filing — 11,624 shares, $5,284 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 6.
- Largest priced transaction: sale of 11,624 shares @ $0.45 ($5,284) in X4 Pharmaceuticals, Inc, filed 2025-01-27.
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 |
|---|---|---|---|---|---|
| X4 Pharmaceuticals, Inc (XFOR) | Chief Medical Officer | 4 | — | 1 leg · 11,624 sh · $5,284 | 4 |
| Altimmune, Inc. (ALT) | Chief Medical Officer | 1 | — | — | 2 |
Form 4 filings — Arbet-Engels Christophe
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-10-03 | 4 | Altimmune, Inc. (ALT) | Grant/award (A): 450,000 (derivative) @ $0 · Grant/award (A): 150,000 (derivative) @ $0 | EDGAR |
| 2025-02-14 | 4 | X4 Pharmaceuticals, Inc (XFOR) | Grant/award (A): 850,000 @ $0 | EDGAR |
| 2025-01-27 | 4 | X4 Pharmaceuticals, Inc (XFOR) | Grant/award (A): 25,831 @ $0 · Sale (S): 11,624 @ $0.45 | EDGAR |
| 2024-02-28 | 4/A | X4 Pharmaceuticals, Inc (XFOR) | Grant/award (A): 180,816 (derivative) @ $0 | EDGAR |
| 2024-02-16 | 4 | X4 Pharmaceuticals, Inc (XFOR) | Grant/award (A): 475,831 (derivative) @ $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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