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Magnachip Semiconductor director Cristiano Amoruso buys $1.4 million of shares

Open market purchase reported on Form 4, filed Nov 10, 2026.

Octans ResearchPublished

Snapshot

Cristiano Amoruso, a director of Magnachip Semiconductor (MX), bought 568,009 shares in open market purchases between Nov 6, 2026 and Nov 9, 2026, about $1.4 million at an average price of $2.41 a share, according to a Form 4 filed with the SEC on Nov 10, 2026.

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($MX)▼ −4.73%2.82

as of 16:00 ET · Realtime derived data

What We Know

The filing lists 2 open market purchase lines: • Nov 6, 2026: 268,009 shares at $2.36. • Nov 9, 2026: 300,000 shares at $2.46.

After the last purchase, the filing reports 3,262,536 shares held indirectly in that account.

Octans View

The purchases raised the holding reported in that account by about 21%, computed from the filed share counts. An open market purchase is made with the insider's own money at the market price, unlike option exercises or stock awards, which this brief excludes. The filing does not say why the insider bought.

Bear Case · Room for Disagreement

Limits. Insiders must report trades within two business days; this brief covers one filing and does not net it against sales by the same person or other insiders. Prices are as filed; where a line shows a weighted average, the filing's footnotes give the range.

Method and source. Octans Research reads the structured Form 4 filed with the SEC, keeps open market purchases (code P) only, and computes the total value and the average price from the filed share counts and prices. The filed price must sit within 25% of the closing price on the trade date. The text is generated by a fixed template; no model wrote it.

Chart

$MX adjusted close, last 6 months $MX adjusted close, last 6 months: series falling from 4.1 to 2.8 (−30.7%) from 2026-05-18 to 2026-11-12. Scale 2 to 10. 246810 2026-05-182026-11-12 $MX ADJUSTED CLOSE, LAST 6 MONTHS −30.7% 2.82
Source: Tiingo · As of 2026-11-12Indicative, not investment advice.

Sources

  1. [1]SEC EDGAR — Form 4 filed by Cristiano Amoruso for Magnachip Semiconductor, Nov 10, 2026

These are the sources this piece was drafted from. How we verify. Found an error? Tell us and we correct it in public.

$1.4M

Cristiano Amoruso, a director of Magnachip Semiconductor (MX), bought 568,009 shares in open ma… · Snapshot

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