Xiao Jinsong Insider Trading -- Recent SEC Form 4 Transactions
Xiao Jinsong (CIK 2086234) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-10-02). Recent activity: Sell UCTT (19,188 shares), Buy UCTT (31,175 shares), Buy UCTT (117,948 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-10-02 | Ultra Clean Holdings, Inc. (UCTT) | Chief Executive Officer | Sell | 19,188 | $1.6M |
| 2026-05-27 | Ultra Clean Holdings, Inc. (UCTT) | Chief Executive Officer | Buy | 31,175 | $0 |
| 2025-09-30 | Ultra Clean Holdings, Inc. (UCTT) | Chief Executive Officer | Buy | 117,948 | $0 |
Source: SEC Form 4 filings · as of 2026-10-02