Che-Jen Hu - SEC Form 4 Insider Trading Activity
Summary
Updated Aug 3, 2026
Che-Jen Hu has filed 1 SEC Form 4 filing across 1 company in the last 90 days - selling. Lifetime open-market sales: $1.71M.
Profile
Che-Jen Hu is a corporate insider at UNITED MICROELECTRONICS CORP (UMC). Hu has reported 1 insider filing with the SEC since 2026. The most recent filing was in July 2026.
| Role | Vice President |
|---|---|
| Notability | 20/100 |
Board memberships
- UNITED MICROELECTRONICS CORP
Trading Pattern
InsiderAlpha's records for Che-Jen Hu go back to 2026: 1 primary Form 4 filing, an average of 1.0 per year. No transaction on record carries a Rule 10b5-1 flag - the filings look discretionary rather than pre-scheduled, which makes their timing more informative as a signal.
Career & Filing History
Every role Che-Jen Hu has reported on a Form 4, reconstructed from the filings themselves - reporting insiders must state their relationship to the issuer (officer title, director seat, or 10% ownership) on every filing.
- Vice President at UNITED MICROELECTRONICS CORP (UMC) - 1 filing, 2026
Recent Transactions
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-07-01 | UMC | UNITED MICROELECTRONICS CORP | S - Open-market sale | 10.0K | $171.30 | $1.71M |
Companies - Last 90 Days
- UNITED MICROELECTRONICS CORP (UMC) - 1 filing, last 2026-07-01
Other Insiders Active in the Same Stocks
Insiders who reported open-market trades at the companies Che-Jen Hu has recently filed at. Multiple unrelated insiders buying the same stock within a short window - cluster buying - has historically been one of the strongest Form 4 signals.
- Chitung Liu - $294.29M of UMC open-market activity in the last 12 months
More Notable Insiders
Other corporate insiders with significant SEC Form 4 track records on InsiderAlpha:
- Jorey Chernett
- John W. Childs
- Mahesh Choudhury
- Jonathan H. Cohen
- Ryan Cohen
- Charles K. Cohn
- Coliseum Capital Management, LLC
- Column Group IV GP, LP
Frequently Asked Questions
Who is Che-Jen Hu?
Che-Jen Hu is a corporate insider at UNITED MICROELECTRONICS CORP (UMC). Hu has reported 1 insider filing with the SEC since 2026. The most recent filing was in July 2026.…
How many SEC Form 4 filings has Che-Jen Hu submitted recently?
1 primary Form 4 filing in the last 90 days, covering 1 company.
Has Che-Jen Hu been buying or selling stock?
Recorded transactions: 0 open-market purchases and 1 open-market sale ($1.71M) across all tracked filings.
Where can I see all of Che-Jen Hu's SEC filings?
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
Learn More
Open the live Che-Jen Hu profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.