Western Digital closed at $415.29, down 10.22% from the prior session.

Large options activity centered on a $1.31 million net-credit double short put spread at the 290.00 strike expiring in November 2026. The structure sold two far out-of-the-money puts against the $415.29 reference price, reflecting a premium-collection trade rather than an urgent hedge or outright downside bet. The block is meaningful but sits in a neutral-to-bearish context, with no offsetting bullish flow appearing in the tape.

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Options Indicators

Western Digital’s implied volatility is 68.74%, while its IV percentile stands at 14.34%, indicating that although absolute IV is relatively high, it remains low versus its own recent range. In other words, volatility is on the cheaper side and options are currently priced relatively inexpensively rather than at a premium. The IV/HV ratio of 1.44 also suggests implied volatility is running above historical realized volatility, showing the market is still assigning a meaningful forward volatility cushion.

The Call/Put volume ratio is 1.29.

Large Trades

A put-selling spread-style income trade with a net credit of $1.31 million dominated WDC’s large-order flow, consisting of two same-direction short put legs at the 290.00 strike expiring on 2026-11-20. With both legs sold and both strikes far out of the money versus the reference stock price of $415.29, this is best interpreted as a premium-collection strategy rather than an outright aggressive downside bet. The structure reflects a volatility-selling stance that benefits if WDC remains comfortably above 290.00 into expiration, but because it is concentrated in short puts, it still carries a neutral-to-bearish tone in the block flow, signaling willingness to take downside exposure in exchange for income.

Overall, the large-trade picture for WDC leans bearish. The only meaningful block activity was this sizable short-put premium-selling position, which suggests institutional traders are not positioning for a strong upside breakout and instead appear to favor a range-bound or softer outlook while monetizing elevated option premium. In short, the flow points to cautious sentiment with a mild bearish bias rather than outright panic or aggressively directional downside speculation.

Strategy Reference

For a lower assignment probability without paying for a full spread, a seller could consider the 250.00 put expiring on 2026-11-20, which sits roughly 39.80% below spot and offers a wider buffer than the 290.00 strike; those preferring to limit margin risk may instead sell the 290.00 put while buying the 250.00 put in the same expiration to cap downside exposure.