Stock research log
$UMC Insider Trading
United Microelectronics Corp
0
Alerts Listed
0
Insider Buys 30d
0
Insider Sells 30d
This page is InsiderWatch’s research log for UMC: the alerts we sent on this stock, timestamped, plus recent insider buying and selling reported to the SEC on Form 4.
Price and Our Alerts
$UMC price
Daily closing prices
3M change
-16.7%
1Y high
$28.01
1Y low
$7.02
Our alerts
0
in this window
Prices from public market data and may be delayed. Markers show the days our alerts on this stock fired. Not investment advice.
Our Alerts on $UMC
No Alerts Listed
No alerts on UMC are listed yet.
Every alert we sent on UMC is listed after a short delay, in the order it went out. The call shown is the one in the alert as sent.
Recent Insider Activity
Open-market buys and sells in UMC by the company’s own officers, directors, and large holders, as reported to the SEC on Form 4 in roughly the last 30 days. New to the filing? Read what a Form 4 is and what the transaction codes mean.
| Filed (ET) | Insider | Action | Value |
|---|---|---|---|
| Sep 17 | Liu ChitungCFO & SVP | SELL | $228.8M |
Sourced from public SEC Form 4 filings. Buys shown are open-market purchases; routine grants and plan sales are filtered out before a trade reaches this log.
See the research log across all stocks, this week’s insider buying, or the congress trading tracker.
Get the Next UMC Alert When It Fires.
Every filing here is public. Pro members get every alert. Free for 7 days, cancel any time.
Try Free for 7 DaysInsiderWatch is an informational research service based on publicly available information only and is not financial, investment, legal, or tax advice. The call shown is a reading of the event, not a recommendation to trade.