Gilson Michelle — SEC Form 4 filings
SEC reporting owner CIK 1930862. 20 Form 4 filings on record with FilingPulse; latest filed 2026-08-04.
Transaction summary — filings shown
Covers all 20 filings on record, filed 2024-03-18 to 2026-08-04. 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): 35 legs across 15 filings — 155,233 shares, $11,830,366 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 46.
- Largest priced transaction: sale of 11,219 shares @ $113.82 ($1,276,954) in Arcellx, Inc., filed 2026-02-25.
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 |
|---|---|---|---|---|---|
| Arcellx, Inc. (ACLX) | CHIEF FINANCIAL OFFICER | 19 | — | 35 legs · 155,233 sh · $11,830,366 | 45 |
| Rani Therapeutics Holdings, Inc. (RANI) | Director | 1 | — | — | 1 |
Form 4 filings — Gilson Michelle
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-08-04 | 4 | Rani Therapeutics Holdings, Inc. (RANI) | Grant/award (A): 247,200 (derivative) @ $0 | EDGAR |
| 2026-04-28 | 4 | Arcellx, Inc. (ACLX) | Code (U): 67,048 · Code (U): 5,000 · Disposition to issuer (D): 40,205 (derivative) · Disposition to issuer (D): 32,500 (derivative) · Disposition to issuer (D): 70,796 (derivative) · Disposition to issuer (D): 94,596 (derivative) · +5 more | EDGAR |
| 2026-04-17 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 36,000 @ $8.66 · Option exercise (M): 2,110 @ $8.66 · Option exercise (M): 36,000 (derivative) @ $0 · Option exercise (M): 2,110 (derivative) @ $0 | EDGAR |
| 2026-03-19 | 4 | Arcellx, Inc. (ACLX) | Gift (G): 5,000 @ $0 | EDGAR |
| 2026-02-25 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 20,530 @ $0 · Sale (S): 11,219 @ $113.82 | EDGAR |
| 2026-02-19 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 15,340 @ $0 · Sale (S): 2,879 @ $67.73 · Sale (S): 5,405 @ $68.57 · Sale (S): 100 @ $69.38 | EDGAR |
| 2026-02-18 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 20,496 @ $0 · Sale (S): 7,141 @ $69.21 · Sale (S): 4,150 @ $70.01 | EDGAR |
| 2026-01-06 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 20,496 @ $0 · Option exercise (M): 15,340 @ $0 · Option exercise (M): 20,530 @ $0 · Grant/award (A): 88,542 (derivative) @ $0 · Option exercise (M): 20,496 (derivative) @ $0 · Option exercise (M): 15,340 (derivative) @ $0 · +1 more | EDGAR |
| 2025-10-15 | 4 | Arcellx, Inc. (ACLX) | Sale (S): 5,364 @ $91.04 | EDGAR |
| 2025-10-06 | 4 | Arcellx, Inc. (ACLX) | Sale (S): 4,882 @ $86.00 · Sale (S): 1,064 @ $86.22 | EDGAR |
| 2025-05-28 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 22,429 @ $0 · Sale (S): 3,786 @ $63.62 · Sale (S): 8,449 @ $64.38 · Option exercise (M): 22,429 (derivative) @ $0 | EDGAR |
| 2025-01-10 | 4/A | Arcellx, Inc. (ACLX) | Option exercise (M): 20,495 @ $0 · Sale (S): 5,622 @ $79.55 · Sale (S): 5,621 @ $77.17 · Option exercise (M): 20,495 (derivative) @ $0 | EDGAR |
| 2025-01-10 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 15,339 @ $0 · Sale (S): 3,128 @ $74.43 · Sale (S): 1,546 @ $75.23 · Sale (S): 2,251 @ $76.64 · Sale (S): 2,327 @ $77.06 · Sale (S): 4,760 @ $75.53 · +2 more | EDGAR |
| 2025-01-06 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 20,495 @ $0 · Option exercise (M): 15,339 @ $0 · Sale (S): 5,502 @ $79.55 · Sale (S): 5,102 @ $77.17 · Option exercise (M): 20,495 (derivative) @ $0 · Option exercise (M): 15,339 (derivative) @ $0 · +1 more | EDGAR |
| 2024-11-19 | 4 | Arcellx, Inc. (ACLX) | Sale (S): 1,061 @ $87.89 · Sale (S): 500 @ $89.17 · Sale (S): 100 @ $91.67 · Sale (S): 100 @ $95 · Option exercise (M): 3,000 @ $8.66 · Option exercise (M): 3,000 (derivative) @ $0 | EDGAR |
| 2024-11-12 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 7,200 @ $8.66 · Sale (S): 9,700 @ $100.26 · Sale (S): 1,853 @ $101.27 · Sale (S): 801 @ $102.33 · Option exercise (M): 7,200 (derivative) @ $0 | EDGAR |
| 2024-09-17 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 15,000 @ $8.66 · Sale (S): 6,274 @ $77.51 · Sale (S): 8,726 @ $77.88 · Option exercise (M): 15,000 (derivative) @ $0 | EDGAR |
| 2024-06-28 | 4 | Arcellx, Inc. (ACLX) | Sale (S): 12,326 @ $53.68 · Sale (S): 551 @ $54.25 | EDGAR |
| 2024-05-24 | 4 | Arcellx, Inc. (ACLX) | Option exercise (M): 22,428 @ $0 · Sale (S): 12,121 @ $50.71 · Option exercise (M): 22,428 (derivative) @ $0 | EDGAR |
| 2024-03-18 | 4 | Arcellx, Inc. (ACLX) | Sale (S): 3,782 @ $69.03 · Sale (S): 3,043 @ $69.73 | 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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