Sat, 17 Oct 2026
412.61 October 16 completed regular close; 2026-10-17 weekend research edition
Below the 50-day average and above the 200-day average at the October 16 regular close.
No session has closed since this was published.
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$TSM: every level, and what followed
TSMC - 2026-10-17 weekend research daily chart
Each note as it was published, with the price that followed. We publish where price sits against its own levels, not where it is going, so nothing here is scored as right or wrong. Educational commentary, not investment advice.
8 notes, newest first, back to Thu, 15 Oct 2026.
Sat, 17 Oct 2026
412.61 October 16 regular close as separate stock-price context
Reported Q3 results; margin comparisons describe different business models, not a quality winner.
No session has closed since this was published.
Sat, 17 Oct 2026
412.61 October 16 regular close as separate stock-price context
Forward-looking capacity and Q4 guidance, with working-capital context.
No session has closed since this was published.
Thu, 15 Oct 2026
418.02 October 15 premarket observation 2026-10-15T08:35:09-04:00
TSM: October 14 regular close $430.00; October 15 observed premarket $418.02 (-2.79%).
No session has closed since this was published.
Thu, 15 Oct 2026
418.21 October 15 regular-session observation — research edition
TSM: $418.21 (-2.74% versus October 14 close). Research edition with dated reference levels.
No session has closed since this was published.
Thu, 15 Oct 2026
430.00 October 14 regular close
TSM: closing decline -21.55%; separate rebound from the trough to October 14 +14.77%.
No session has closed since this was published.
Thu, 15 Oct 2026
422.40 October 15 completed regular close — After Close edition
Taiwan Semiconductor Manufacturing closed at $422.40 (-1.77% versus October 14). The closing chart compares the retained morning setup with the completed session and dated daily references.
No session has closed since this was published.
Thu, 15 Oct 2026
422.40 October 15 completed regular close; financial card shows Q3 results and Q4 guidance
TSMC reported Q3 USD revenue of $46.72bn; Q4 company revenue guidance is $52.30–$54.30bn, a forecast range.
No session has closed since this was published.
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