Chai Nelson (CIK 1299914) reported 6 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-05-26). Recent activity: Buy CB (681 shares), Sell CB (193 shares), Buy TMO (499 shares), Buy TMO (565 shares), Buy CB (771 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-05-26 | Chubb Ltd (CB) | Director | Buy | 681 | $0 |
| 2026-05-26 | Chubb Ltd (CB) | Director | Sell | 193 | $63,740 |
| 2026-05-22 | THERMO FISHER SCIENTIFIC INC. (TMO) | Director | Buy | 499 | $0 |
| 2025-05-22 | THERMO FISHER SCIENTIFIC INC. (TMO) | Director | Buy | 565 | $0 |
| 2025-05-16 | Chubb Ltd (CB) | Director | Buy | 771 | $0 |
| 2025-05-16 | Chubb Ltd (CB) | Director | Sell | 180 | $52,569 |
Source: SEC Form 4 filings · as of 2026-05-26