A 12.2% drop lands the day after Coherent's Q1 2027 earnings filing hit EDGAR, erasing roughly $4 billion from the optical supplier's value. Watch whether buyers defend the open-gap level.
A 9.21% slide to $69 from a $76 open strips roughly $2 billion off a $20.5 billion lender in a single session. Moves this size are where Affirm's next support level gets decided, so keep an eye on the stock into the close.
A 12.84% single-session drawdown takes roughly $1.5 billion off the company's market value. Moves this size are where quantum-stock positions get decided.
A 5.37% drop to $911.42 lands the same day Parker-Hannifin filed its Q1 2027 earnings, a rare single-session hit for a $115 billion industrial compounder. Keep an eye on whether the $963.18 open becomes resistance.
Down 12.1% to $267.27 from a $304.12 open, a one-day drawdown this memory name rarely posts. Keep an eye on whether buyers defend the $100 billion market cap into the close.
Nearly 12% off the $26.25 open to $23.12 takes roughly $600 million off a $5.2 billion company in one session. Double-digit intraday swings are routine in this name, which is exactly why the close matters more than the dip.
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A 7.25% drop to $163.26 from a $176.03 open erases roughly $10 billion from the copper miner's $139 billion market value in one session. Moves this size are rare for a large-cap producer, so the close is worth watching.
A 12.35% drop to $521.85 from a $595.40 open erases roughly $6 billion from one of the most heavily owned AI optics names. Moves this size are rare here, and no company announcement explains it yet.
Nearly 8% comes off this $3.2 billion insurtech in a single session, the day Lemonade posted third-quarter results. For a name this volatile, the reaction is the signal to watch.
A 4.23% slide to $67.84 from a $70.84 open erases roughly $6 billion from a $138.6 billion company in one session. No cause is established in the data, which makes the next session's follow-through the thing to watch.
A 4.77% drop takes roughly $4 billion off this alternative-asset manager, a rare one-day move for a name that usually trades like a utility. No company-specific catalyst has been confirmed.
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A 5.23% drop to $991.16 from a $1,045.88 open pulls this $98 billion data center REIT back below the four-figure mark. Moves this big are rare for a name that usually trades like a utility, so watch whether $1,000 turns into resistance.