Klee Justin B. — SEC Form 4 filings
SEC reporting owner CIK 1898314. 20 Form 4 filings on record with FilingPulse; latest filed 2026-09-14.
Transaction summary — filings shown
Covers all 20 filings on record, filed 2024-01-11 to 2026-09-14. 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): 16 legs across 13 filings — 325,100 shares, $4,418,237 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 17.
- Largest priced transaction: sale of 136,193 shares @ $13.58 ($1,849,869) in Amylyx Pharmaceuticals, Inc., filed 2026-01-20.
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 |
|---|---|---|---|---|---|
| Amylyx Pharmaceuticals, Inc. (AMLX) | Co-Chief Executive Officer, Director | 20 | — | 16 legs · 325,100 sh · $4,418,237 | 17 |
Form 4 filings — Klee Justin B.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-14 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 29,025 @ $32.13 · Sale (S): 1,439 @ $33.16 | EDGAR |
| 2026-08-20 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Grant/award (A): 60,039 @ $0 | EDGAR |
| 2026-03-09 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Grant/award (A): 248,865 @ $0 · Grant/award (A): 373,295 (derivative) @ $0 | EDGAR |
| 2026-03-04 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 29,282 @ $14.47 | EDGAR |
| 2026-02-04 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 15,500 @ $14.69 | EDGAR |
| 2026-01-20 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Option exercise (M): 197,153 @ $7.57 · Sale (S): 136,193 @ $13.58 · Option exercise (M): 2,847 @ $7.57 · Sale (S): 1,995 @ $13.89 · Option exercise (M): 197,153 (derivative) @ $0 · Option exercise (M): 2,847 (derivative) @ $0 | EDGAR |
| 2026-01-08 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 7,715 @ $11.09 | EDGAR |
| 2025-10-02 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 29,775 @ $14.37 · Sale (S): 200 @ $15.01 | EDGAR |
| 2025-04-02 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 21,490 @ $3.46 | EDGAR |
| 2025-03-10 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Grant/award (A): 180,118 @ $0 · Grant/award (A): 270,177 (derivative) @ $0 | EDGAR |
| 2025-03-05 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 4,595 @ $3.15 | EDGAR |
| 2025-02-06 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Option exercise (M): 36,310 @ $1.57 · Option exercise (M): 36,310 (derivative) @ $0 | EDGAR |
| 2025-02-05 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 11,855 @ $3.47 | EDGAR |
| 2025-01-08 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 7,471 @ $4.04 | EDGAR |
| 2024-11-06 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Option exercise (M): 63,690 @ $1.57 · Option exercise (M): 63,690 (derivative) @ $0 | EDGAR |
| 2024-10-02 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 18,589 @ $3.20 | EDGAR |
| 2024-04-18 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Grant/award (A): 179,850 @ $0 · Grant/award (A): 380,000 (derivative) @ $0 | EDGAR |
| 2024-03-07 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 4,135 @ $18.73 | EDGAR |
| 2024-02-28 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Grant/award (A): 126,667 @ $0 · Grant/award (A): 190,000 (derivative) @ $0 | EDGAR |
| 2024-01-11 | 4 | Amylyx Pharmaceuticals, Inc. (AMLX) | Sale (S): 5,841 @ $16.33 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-10 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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