Koralewski Michael (CIK 1819693) reported 23 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-03-17). Recent activity: Buy FSLR (640 shares), Sell FSLR (264 shares), Buy FSLR (651 shares), Buy FSLR (189 shares), Buy FSLR (442 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-03-17 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 640 | $0 |
| 2026-03-17 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 264 | $53,011 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 651 | $0 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 189 | $0 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 442 | $0 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 572 | $0 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 265 | $50,445 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 78 | $14,848 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 180 | $34,265 |
| 2026-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 233 | $44,354 |
| 2026-03-03 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 2,826 | $0 |
| 2026-03-03 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 1,330 | $260,587 |
| 2025-06-03 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 2,951 | $466,878 |
| 2025-03-18 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 640 | $0 |
| 2025-03-18 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 273 | $36,514 |
| 2025-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 651 | $0 |
| 2025-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 279 | $36,585 |
| 2025-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 189 | $0 |
| 2025-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 81 | $10,622 |
| 2025-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 442 | $0 |
| 2025-03-10 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 188 | $24,996 |
| 2025-02-28 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Buy | 9,604 | $0 |
| 2025-02-28 | FIRST SOLAR, INC. (FSLR) | Chief Supply Chain Officer | Sell | 4,151 | $651,043 |
Source: SEC Form 4 filings · as of 2026-03-17