NIFTY PE-CE OI Difference
NIFTY 19 May (7d) ◆ Neutral · PCR 1.13 Spot ₹23379.55| Time | Put OI | Call OI | PE − CE OI | PE − CE Bar | PCR | Future | |||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Change (Day) | Change | Change (Day) | Change | Change (Day) | Change | Change (Day) | Change | LTP | OI Change (Day) | ||
| 15:30 | +18.1 L | 0 | +30.0 L | 0 | -11.9 L | 0 | 1.13 | 23470.00 | +99.9 K | ||
| 15:29 | +18.1 L | +3.1 L | +30.0 L | +61.0 K | -11.9 L | +2.5 L | 1.13 | 23460.00 | +99.9 K | ||
| 15:28 | +15.0 L | +1.4 L | +29.4 L | +97.4 K | -14.4 L | +38.8 K | 1.12 | 23465.00 | +96.7 K | ||
| 15:27 | +13.6 L | -9.1 L | +28.5 L | -54.2 K | -14.8 L | -8.6 L | 1.12 | 23460.00 | +1.0 L | ||
| 15:26 | +22.8 L | +9.0 L | +29.0 L | +21.2 L | -6.2 L | -12.2 L | 1.15 | 23453.70 | +1.1 L | ||
| 15:25 | +13.7 L | +3.1 L | +7.8 L | +1.4 L | +5.9 L | +1.7 L | 1.21 | 23418.10 | +86.8 K | ||
| 15:24 | +10.7 L | +4.0 L | +6.4 L | +1.6 L | +4.3 L | +2.5 L | 1.21 | 23417.90 | +74.8 K | ||
| 15:23 | +6.6 L | +3.1 L | +4.8 L | +1.9 L | +1.8 L | +1.2 L | 1.20 | 23415.50 | +64.8 K | ||
| 15:22 | +3.6 L | +1.6 L | +2.9 L | +81.9 K | +64.1 K | +77.0 K | 1.20 | 23416.60 | +31.4 K | ||
| 15:21 | +2.0 L | +2.0 L | +2.1 L | +2.1 L | -12.9 K | -12.9 K | 1.19 | 23422.00 | +10.7 K | ||
| 15:20 | 0 | — | 0 | — | 0 | — | 1.20 | 23423.00 | 0 | ||
What the NIFTY PE-CE OI Difference Tells You
PE-CE open interest difference is one of the cleanest sentiment gauges in Indian F&O. Subtracting total call OI from total put OI across the NIFTY option chain reveals which side option writers are leaning on. Writers are predominantly institutional, so the sign and magnitude of the difference reflect where professional capital is committed.
A rising PE-CE difference through the session is a real-time bullish signal — put writers are defending lower strikes with growing conviction. A falling or deeply negative difference signals bearish positioning. The speed of change matters: gradual drift reflects steady accumulation, while a sharp flip in direction usually follows a macro surprise and signals a regime change in NIFTY sentiment.
Why Magnitude Matters
A small PE-CE difference means the market is balanced — neither bulls nor bears dominate. These conditions favour range-bound strategies like iron condors and short strangles. Large differences indicate real conviction; one side has meaningfully more commitment than the other. For NIFTY and other NIFTY-family contracts, differences of 20+ lakh are large and worth sizing into.
Reading the Futures Column
The futures LTP and OI Δ Day shown alongside each minute let you cross- check the option-writer story against price action. A futures sell-off with rising PE-CE difference is the classic "writers defending support" tape — typically bullish on a 1-3 day horizon. A flat futures tape with collapsing PE-CE difference often precedes a breakdown.
Related Tools
- NIFTY Option Chain — full live chain with Greeks and IV
- NIFTY Strategy Builder — build multi-leg trades on the chain