On weekly expiry day, the Nifty traded near 23,140, giving up over 100 points from the day's high while holding marginal gains of 0.07%. Options data showed heavy call writing at 23,200, while strong put support emerged at the 23,000-23,100 levels. With PCR at 0.62, the 23,000-23,200 range remains crucial for near-term direction.