Daily digest / Bank Nifty / 2026-10-15 · this week
Bank Nifty · Thursday 15 Oct 2026 · close
55,879 +421.9 (+0.76%)
Expiry Tue 27 Oct · 8 sessions

Buying from the open, bears cap 56,000

Bank Nifty climbed 610 pts from 55,515 at 09:15 to 56,126 by 13:45 IST. Put writers added the most fresh OI at 55,500 (+1.6 L), right where the low held. Call writers built positions at 55,800–56,000, led by 56,000 (+0.9 L). Max pain moved from 55,500 to 55,800, following price up. PCR rose from 0.98 to 1.08.

Spot Max pain 55,500 support PCR 15-min · IST
Open55,515
High · 13:3856,169
Low · 09:2255,474
Avg PCR1.08
Max pain55,800

Key levels into expiry

56,000 Call wall · 12.8 L OI · Fresh calls +0.9 L resistance
55,900 Fresh calls +0.6 L cap
55,879 Close ●
55,800 Max pain · Fresh puts +1.2 L magnet
55,500 Fresh puts +1.6 L · held the low support
55,000 Put wall · 13.4 L OI floor

Where writers added today

56,000
+0.9 L
55,800
+0.8 L
55,900
+0.6 L
55,500
+1.6 L
55,900
+1.3 L
55,800
+1.2 L
■ calls   ■ puts · OI change from the first snapshot to the close, strikes near spot

Move vs what options priced

Monthly ATM straddle at open1,231
Session range695
The session used 56% of the monthly straddle's priced move.

Last 6 sessions

10-07 55,261 —
PCR 0.93
MP 55,800 10-08 54,669 -592
PCR 0.88
MP 55,500 10-09 55,496 +827
PCR 0.95
MP 55,700 10-13 55,900 +404
PCR 0.96
MP 55,600 10-14 55,457 -443
PCR 1.01
MP 55,500 10-15 55,879 +422
PCR 1.08
MP 55,800

Max pain: strike where option buyers lose most at expiry. Fresh OI: positions opened this session. PCR: put OI ÷ call OI.

Descriptive summaries of recorded option-chain data. Not trading signals or advice. Disclaimer →

Related reading

PCR explained →

How put-call ratio is calculated and when it misleads.

Max pain theory →

Why max pain matters near expiry.

OI buildup →

Reading the four OI patterns.

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