Microsoft closed at $487.31, up 0.84%.

MSFT options activity was highlighted by a $4.76 million sale of 2,500 January 15, 2027 $450 puts, a long-dated out-of-the-money position reflecting bullish premium collection. The broader flow leaned constructive, though a short put spread added a cautious undertone.

>>>Click to claim your commission-free cards before trading!

Options Indicators

MSFT’s implied volatility is 28.32%, and with an IV percentile of 42.63%, current volatility sits in a neutral range rather than at an extreme. Combined with an IV/HV ratio of 0.50, the options market is implying volatility below recent realized levels, suggesting contracts are not being priced aggressively and overall option premiums look relatively reasonable rather than expensive.

The Call/Put volume ratio is 1.53.

Large Trades

A PUT sale worth $4.76 million stood out as the top large trade, with 2,500 contracts of the January 15, 2027 $450.00 put sold while MSFT was referenced at $487.31. This strike sits out of the money, making the position a moderately bullish income-oriented trade: the seller is effectively expressing confidence that the stock can remain above $450.00 into expiration, while collecting premium up front. Strategically, this kind of large cash-secured or margin-supported put sale often reflects willingness to accumulate shares at a lower effective entry level, or simply a view that downside risk to that strike is limited over the long term.

Overall, the large-trade flow leans bullish on MSFT. The dominant transaction was an out-of-the-money long-dated put sale, which typically signals confidence in price stability or gradual upside rather than concern about a major breakdown. Although there was also a same-direction short put spread-style premium-selling position in the broader flow that carried a neutral-to-slightly-bearish tone, the larger and more conviction-weighted activity favored constructive positioning. Taken together, the block activity suggests institutional sentiment is mildly to moderately bullish, with traders appearing more interested in harvesting premium from downside strikes than in paying up for protection.

Strategy Reference

For a low assignment probability, a seller could consider the March 2026 $410 put, which sits further below the current price and still offers meaningful premium; alternatively, a short put spread such as selling the $450 put and buying the $400 put reduces margin while capping downside risk.