What the option chain shows
Both Nifty and Sensex staged a sharp intraday reversal on Tuesday, each closing near session highs after a muted first half gave way to decisive buying in the final two hours. The twin indices had opened slightly lower—Nifty by 0.497% and Sensex by 0.491%—but neither sustained that weakness, instead settling into neutral territory through the morning and early afternoon.
Nifty held its ground at successive checkpoints (10:30, 11:30, 12:30, 1:30) without conviction in either direction, hugging the middle of its range. The session's true inflection came at 2:30, when sentiment shifted sharply bullish. From that point forward, buying momentum carried the index to close at 22,721.95, a gain of +1.578% and just shy of the day's high of 22,721.95. The low of 22,288.45 remained untested after the midday pivot, underscoring the strength of the afternoon rally.
Bias and readiness
Sensex followed a similar arc but with subtly different early-session character. It opened with the same gap down but flipped to bullish almost immediately, only to retreat into neutral at the 10:30 mark. From there, iron condor setups dominated positioning through the afternoon, a setup typically favored when traders expect sideways consolidation. That neutral bias persisted until 2:30, when bullish conviction returned and aligned with Nifty's own pivot. Sensex closed at 73,033.78, up +1.519%, with the day's high of 73,045.67 left just above the closing print—a whisker away from session peak. The low of 71,703.54 revealed the full range of intraday volatility, yet the index spent its closing hours firmly anchored in the upper half.
Both indices recovered all their opening losses and then extended higher, a pattern that tilts the session's overall character toward strength despite the cautious start. The synced 2:30 turning point suggests a shared catalyst or shift in institutional positioning rather than isolated index strength. Neither Nifty nor Sensex extended into fresh territory, but each closed decisively above its opening level and held the gains through the final bell—a bullish close that erased the week's early pessimism in a single afternoon surge.
Levels to watch
The strength on Tuesday marks a decisive break from the session's flat opening and carries genuine follow-through conviction into the close, evident in how each index held its gains without fading into the finish.