MX insider buying and SEC filings, explained
Magnachip Semiconductor Corp. · CIK 1325702
Tracked: Forms 3/4/5, 8-K, NT · All filings on sec.gov
Insider activity in the last 12 months
Bought
$487K
Insiders who bought
2
Sold (not marked 10b5-1)
$0
Planned sales (10b5-1)
$0
Insider purchases and sales, last 12 months
| Traded | Type | What was filed | Source |
|---|---|---|---|
| Sep 23–24, 2026 | Purchase (code P) | Chae Lee (CEO and Director) bought 100,000 shares between Sep 23 and Sep 24 at about $3.19 ($319K), reported as a purchase (code P). Holdings up 35% to 388,750 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Sep 25, 2026 |
| Mar 16, 2026 | Purchase (code P) | Gilbert E. Nathan (Director) bought 21,994 shares indirectly (by entity) at $2.87 ($63K), reported as a purchase (code P). Holdings by entity up 16% to 158,200 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 17, 2026 |
| Mar 12–13, 2026 | Purchase (code P) | Gilbert E. Nathan (Director) bought 38,006 shares indirectly (by entity) between Mar 12 and Mar 13 at about $2.76 ($105K), reported as a purchase (code P). Holdings by entity up 39% to 136,206 shares. Not marked as a 10b5-1 plan trade. | SEC filing Filed Mar 16, 2026 |
15 routine transactions (such as grants, option exercises or tax withholding) are not listed.
Cluster buys
No cluster buys in the last 12 months.
Red flags
No red flags in the last 12 months.
Key events
No key events in the last 12 months.
8-K filings, last 12 months
No 8-K filings in the last 12 months.
Red flags are objective triggers only: the item or form filed, never an opinion.
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