Daily digest / SENSEX / 2026-10-19 · this week
SENSEX · Monday 19 Oct 2026 · close
73,869 -684.6 (-0.92%)
Expiry Thu 22 Oct · 3 sessions

Selling from the open, closes near the lows

SENSEX slid 971 pts from 74,745 at 09:15 to 73,774 by 14:30 IST. Put writers added the most fresh OI at 70,500 (+7.7 L). Call writers built positions at 75,000–76,000, led by 75,000 (+13.1 L). Max pain moved from 74,500 to 74,000, following price down. PCR fell from 1.22 to 0.74.

Spot Max pain PCR 15-min · IST
Open74,745
High · 09:1574,779
Low · 14:2573,739
Avg PCR0.88
Max pain74,000

Key levels into expiry

76,000 Fresh calls +10.2 L cap
75,000 Call wall · 18.1 L OI · Fresh calls +13.1 L resistance
74,000 Max pain magnet
73,869 Close ●
72,500 Fresh puts +5.9 L support
71,000 Put wall · 12.7 L OI floor
70,500 Fresh puts +7.7 L support

Where writers added today

75,000
+13.1 L
76,000
+10.2 L
75,500
+8.5 L
70,500
+7.7 L
72,500
+5.9 L
71,000
+5.7 L
■ calls   ■ puts · OI change from the first snapshot to the close, strikes near spot

Move vs what options priced

Weekly ATM straddle at open806
Session range1,041
One session moved 1.3× the weekly straddle's full priced move.

Last 6 sessions

10-09 72,616 —
PCR 1.35
MP 72,500 10-13 73,256 +640
PCR 1.24
MP 72,800 10-14 72,713 -542
PCR 1.31
MP 72,800 10-15 74,316 +1,602
PCR 1.74
MP 74,100 10-16 74,553 +238
PCR 1.22
MP 74,500 10-19 73,869 -685
PCR 0.88
MP 74,000

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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