Turning Complex Derivative Data into Clear Market Insights
NSE & BSE Indices Futures and Options Open Interest Volume Analysis for 23/09/2026
Table of Contents
Executing our daily Open Interest Volume Analysis, the critical institutional takeaway today is separating mechanical front-month basis compression from genuine directional conviction across the forward curve.
While front-month September contracts across NIFTY (-4.40% OI), BANKNIFTY (-4.80% OI), and SENSEX (-13.71% OI) saw heavy Short Covering alongside severe premium decay as rollovers surged, October futures absorbed massive capital inflows—printing synchronized “Fresh Longs” headlined by a massive +34.95% OI explosion in MIDCPNIFTY and steady ~8–9% long additions in NIFTY and BANKNIFTY.
With NIFTY’s monthly Put-Call Ratio reclaiming parity at 1.016 and SENSEX’s weekly PCR violently rebounding from 0.930 to 1.367 ahead of Thursday’s monthly settlement, option writers have aggressively built a higher support floor right beneath current spot levels. Let’s dissect the strike inventory, basis dynamics, and tactical execution triggers for tomorrow’s expiry bell!
NSE & BSE F&O Market Signals
NIFTY Future analysis
NIFTY Spot closed at: 23446.8 (0.505%)
Combined = September + October + November
Combined Fut Open Interest Change: -0.95%
Combined Fut Volume Change: -37.75%
Combined Fut Open Interest Analysis: Short Covering
Rollover: 30% Previous 27%
NIFTY SEPTEMBER Future closed at: 23449.8 (0.236%)
Sep Fut Premium 3 (Decreased by -62.6 points)
Sep Fut Open Interest Change: -4.40%
Sep Fut Volume Change: -37.81%
Sep Fut Open Interest Analysis: Short Covering
NIFTY OCTOBER Future closed at: 23548.6 (0.200%)
Oct Fut Premium 101.8 (Decreased by -70.8 points)
Oct Fut Open Interest Change: 9.25%
Oct Fut Volume Change: -38.10%
Oct Fut Open Interest Analysis: Fresh Long
NIFTY Monthly Expiry (29/09/2026) Option Analysis
Put-Call Ratio (Open Interest): 1.016 (Increased from 0.900)
Put-Call Ratio (Volume): 0.935
Max Pain Level: 23500
Maximum CALL Open Interest: 24000
Maximum PUT Open Interest: 23000
Highest CALL Addition: 23900
Highest PUT Addition: 23400
BANKNIFTY Future Analysis
BANKNIFTY Spot closed at: 56548.9 (0.593%)
Combined = September + October + November
Combined Fut Open Interest Change: -1.90%
Combined Fut Volume Change: -30.66%
Combined Fut Open Interest Analysis: Short Covering
Rollover: 24% Previous 22%
BANKNIFTY SEPTEMBER Future closed at: 56685.8 (0.344%)
Sep Fut Premium 136.9 (Decreased by -138.75 points)
Sep Fut Open Interest Change: -4.8%
Sep Fut Volume Change: -27.3%
Sep Fut Open Interest Analysis: Short Covering
BANKNIFTY OCTOBER Future closed at: 56980.4 (0.382%)
Oct Fut Premium 431.5 (Decreased by -116.75 points)
Oct Fut Open Interest Change: 8.37%
Oct Fut Volume Change: -40.58%
Oct Fut Open Interest Analysis: Fresh Long
BANKNIFTY Monthly Expiry (29/09/2026) Option Analysis
Put-Call Ratio (Open Interest): 0.934 (Increased from 0.922)
Put-Call Ratio (Volume): 0.867
Max Pain Level: 57000
Maximum CALL Open Interest: 57500
Maximum PUT Open Interest: 57500
Highest CALL Addition: 57500
Highest PUT Addition: 56600
MIDCPNIFTY Future Analysis
MIDCPNIFTY Spot closed at: 14572.25 (0.192%)
Combined = September + October + November
Combined Fut Open Interest Change: -0.21%
Combined Fut Volume Change: -14.54%
Combined Fut Open Interest Analysis: Short Covering
Rollover: 8% Previous 6%
MIDCPNIFTY SEPTEMBER Future closed at: 14569.5 (0.173%)
Sep Fut Discount -2.75 (Decreased by -2.75 points)
Sep Fut Open Interest Change: -2.36%
Sep Fut Volume Change: -16.13%
Sep Fut Open Interest Analysis: Short Covering
MIDCPNIFTY OCTOBER Future closed at: 14604.2 (0.179%)
Oct Fut Premium 31.95 (Decreased by -1.85 points)
Oct Fut Open Interest Change: 34.95%
Oct Fut Volume Change: -14.05%
Oct Fut Open Interest Analysis: Fresh Long
MIDCPNIFTY Monthly Expiry (29/09/2026) Option Analysis
Put-Call Ratio (Open Interest): 0.971 (Increased from 0.948)
Put-Call Ratio (Volume): 0.905
Max Pain Level: 14550
Maximum CALL Open Interest: 15000
Maximum PUT Open Interest: 14000
Highest CALL Addition: 14800
Highest PUT Addition: 14250
SENSEX Monthly Expiry (24/09/2026) Future
SENSEX Spot closed at: 74,828.25 (0.401%)
SENSEX Monthly Future closed at: 74,833.40 (0.169%)
Premium: 5.15 (Decreased by -172.77 points)
Open Interest Change: -13.71%
Volume Change: 38.32%
Open Interest Analysis: Short Covering
SENSEX Weekly Expiry (24/09/2026) Option Analysis
Put-Call Ratio (OI): 1.367 (Increased from 0.930)
Put-Call Ratio (Volume): 0.964
Max Pain Level: 74800
Maximum CALL OI: 76000
Maximum PUT OI: 73000
Highest CALL Addition: 75500
Highest PUT Addition: 74800
FII & DII Cash Market Activity
FIIs Net BUY: ₹ 1,617.45 Cr.
DIIs Net BUY: ₹ 2,341.46 Cr.
FII Derivatives Activity
| FII Trading Stats | 23.09.26 | 22.09.26 | 21.09.26 |
| FII Cash (Provisional Data) | 1,617.45 | -3,809.99 | -576.2 |
| Index Future Open Interest Long Ratio | 10.69% | 10.50% | 12.37% |
| Index Future Volume Long Ratio | 57.45% | 39.44% | 45.82% |
| Call Option Open Interest Long Ratio | 44.10% | 40.71% | 42.48% |
| Call Option Volume Long Ratio | 50.94% | 49.58% | 50.12% |
| Put Option Open Interest Long Ratio | 66.12% | 71.53% | 64.85% |
| Put Option Volume Long Ratio | 48.60% | 49.79% | 50.07% |
| Stock Future Open Interest Long Ratio | 53.93% | 53.93% | 53.94% |
| Stock Future Volume Long Ratio | 50.14% | 50.17% | 50.46% |
| Index Futures | Short Covering | Long Covering | Fresh Short |
| Index Options | Fresh Short | Long Covering | Fresh Long |
| Nifty Futures | Short Covering | Long Covering | Fresh Short |
| Nifty Options | Fresh Short | Long Covering | Fresh Long |
| BankNifty Futures | Short Covering | Fresh Short | Short Covering |
| BankNifty Options | Fresh Short | Fresh Long | Fresh Long |
| FinNifty Futures | Fresh Short | Short Covering | Fresh Short |
| FinNifty Options | Fresh Long | Fresh Long | Long Covering |
| MidcpNifty Futures | Fresh Long | Short Covering | Fresh Short |
| MidcpNifty Options | Fresh Long | Long Covering | Short Covering |
| NiftyNxt50 Futures | Fresh Short | Long Covering | Fresh Short |
| NiftyNxt50 Options | Fresh Long | Short Covering | Fresh Short |
| Stock Futures | Fresh Long | Fresh Long | Fresh Long |
| Stock Options | Fresh Short | Fresh Long | Fresh Short |
NSE & BSE Option market Trends : Options Insights
SENSEX weekly Expiry (24/09/2026)
The SENSEX index closed at 74828.25. The SENSEX weekly expiry for SEPTEMBER 10, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.367 against previous 0.930. The 73000PE option holds the maximum open interest, followed by the 76000CE and 74000PE options. Market participants have shown increased interest with significant open interest additions in the 74800PE option, with open interest additions also seen in the 73000PE and 74000PE options. On the other hand, open interest reductions were prominent in the 74500CE, 74700CE
| SENSEX | Weekly | Expiry: | 24-09-2026 |
| Index Spot | PCR OI | Prev PCR OI | PCR VOL |
| 74828.25 | 1.367 | 0.930 | 0.964 |
| Total Open Interest Change in all CALLs & PUTs: | |||
| Current | Prior | Net Ch | |
| CALL: | 2,89,44,020 | 2,11,05,900 | 78,38,120 |
| PUT: | 3,95,80,640 | 1,96,21,520 | 1,99,59,120 |
| Top CALL Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 76000 | 22,13,920 | 6,99,740 | 3,46,19,680 |
| 75000 | 20,65,820 | 5,22,720 | 13,77,16,520 |
| Top CALL Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 75500 | 16,90,800 | 7,94,120 | 7,56,77,660 |
| 74800 | 14,21,180 | 7,19,420 | 9,70,64,280 |
| Top CALL Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 74500 | 5,08,240 | -1,87,980 | 2,60,42,960 |
| 74700 | 5,99,240 | -1,73,480 | 7,12,93,780 |
| Top CALL Volume: | |||
| Strike | OI | OI Change | Volume |
| 75000 | 20,65,820 | 5,22,720 | 13,77,16,520 |
| 74800 | 14,21,180 | 7,19,420 | 9,70,64,280 |
| Top PUT Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 73000 | 25,34,820 | 13,27,960 | 1,84,94,220 |
| 74000 | 22,04,220 | 12,95,340 | 6,20,10,360 |
| Top PUT Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 74800 | 16,96,660 | 13,91,860 | 10,19,70,640 |
| 73000 | 25,34,820 | 13,27,960 | 1,84,94,220 |
| Top PUT Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 67000 | 73,520 | -96,380 | 5,18,620 |
| 68000 | 1,00,860 | -32,460 | 5,42,880 |
| Top PUT Volume: | |||
| Strike | OI | OI Change | Volume |
| 74800 | 16,96,660 | 13,91,860 | 10,19,70,640 |
| 74500 | 21,92,700 | 11,81,380 | 10,19,15,400 |
NIFTY Monthly Expiry (29/09/2026)
The NIFTY index closed at 23446.8. The NIFTY monthly expiry for SEPTEMBER 29, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.016 against previous 0.900. The 24000CE option holds the maximum open interest, followed by the 23000PE and 25000CE options. Market participants have shown increased interest with significant open interest additions in the 23400PE option, with open interest additions also seen in the 23000PE and 23450PE options. On the other hand, open interest reductions were prominent in the 23300CE, 23350CE
| NIFTY | Monthly | Expiry: | 29-09-2026 |
| Index Spot | PCR OI | Prev PCR OI | PCR VOL |
| 23,446.80 | 1.016 | 0.900 | 0.935 |
| Total Open Interest Change in all CALLs & PUTs: | |||
| Current | Prior | Net Ch | |
| CALL: | 17,30,31,490 | 14,54,49,525 | 2,75,81,965 |
| PUT: | 17,58,30,895 | 13,08,63,585 | 4,49,67,310 |
| Top CALL Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 24,000 | 1,52,99,505 | 11,62,655 | 7,43,158 |
| 25,000 | 1,18,28,440 | 3,84,280 | 2,11,199 |
| Top CALL Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 23,900 | 71,42,330 | 28,73,000 | 5,73,728 |
| 23,600 | 69,48,305 | 26,87,555 | 14,91,153 |
| Top CALL Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 23,300 | 41,60,390 | -11,06,625 | 9,13,640 |
| 23,350 | 15,90,875 | -7,28,520 | 11,73,569 |
| Top CALL Volume: | |||
| Strike | OI | OI Change | Volume |
| 23,400 | 75,92,975 | 3,70,175 | 30,86,354 |
| 23,500 | 1,02,82,090 | 13,02,600 | 26,95,454 |
| Top PUT Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 23,000 | 1,26,75,765 | 31,59,570 | 8,90,889 |
| 23,400 | 1,15,94,765 | 54,83,205 | 35,67,548 |
| Top PUT Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 23,400 | 1,15,94,765 | 54,83,205 | 35,67,548 |
| 23,000 | 1,26,75,765 | 31,59,570 | 8,90,889 |
| Top PUT Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 24,000 | 52,61,825 | -4,79,960 | 22,761 |
| 24,500 | 24,89,955 | -2,23,535 | 4,918 |
| Top PUT Volume: | |||
| Strike | OI | OI Change | Volume |
| 23,400 | 1,15,94,765 | 54,83,205 | 35,67,548 |
| 23,350 | 39,79,495 | 20,53,870 | 18,20,482 |
BANKNIFTY Monthly Expiry (29/09/2026)
The BANKNIFTY index closed at 56548.9. The BANKNIFTY monthly expiry for SEPTEMBER 29, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.934 against previous 0.922. The 57500CE option holds the maximum open interest, followed by the 58000CE and 57500PE options. Market participants have shown increased interest with significant open interest additions in the 57500CE option, with open interest additions also seen in the 56600PE and 56000PE options. On the other hand, open interest reductions were prominent in the 54500PE, 55500PE
| BANKNIFTY | Monthly | Expiry: | 29-09-2026 |
| Index Spot | PCR OI | Prev PCR OI | PCR VOL |
| 56,548.90 | 0.934 | 0.922 | 0.867 |
| Total Open Interest Change in all CALLs & PUTs: | |||
| Current | Prior | Net Ch | |
| CALL: | 1,75,76,970 | 1,68,97,200 | 6,79,770 |
| PUT: | 1,64,08,590 | 1,55,79,570 | 8,29,020 |
| Top CALL Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 57,500 | 19,70,520 | 4,21,620 | 1,43,017 |
| 58,000 | 15,87,930 | -11,130 | 82,363 |
| Top CALL Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 57,500 | 19,70,520 | 4,21,620 | 1,43,017 |
| 56,700 | 4,51,320 | 1,31,340 | 90,361 |
| Top CALL Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 56,500 | 8,83,830 | -93,480 | 2,36,578 |
| 56,400 | 2,60,430 | -93,450 | 1,04,763 |
| Top CALL Volume: | |||
| Strike | OI | OI Change | Volume |
| 56,500 | 8,83,830 | -93,480 | 2,36,578 |
| 57,000 | 12,53,700 | 1,27,740 | 1,76,922 |
| Top PUT Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 57,500 | 13,14,750 | 2,550 | 27,254 |
| 56,000 | 10,35,000 | 1,81,680 | 1,39,192 |
| Top PUT Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 56,600 | 4,09,110 | 2,37,990 | 1,37,261 |
| 56,000 | 10,35,000 | 1,81,680 | 1,39,192 |
| Top PUT Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 54,500 | 4,22,400 | -1,44,180 | 46,005 |
| 55,500 | 6,53,100 | -1,34,100 | 76,731 |
| Top PUT Volume: | |||
| Strike | OI | OI Change | Volume |
| 56,500 | 9,69,270 | 1,59,870 | 2,34,060 |
| 56,000 | 10,35,000 | 1,81,680 | 1,39,192 |
MIDCPNIFTY Monthly Expiry (29/09/2026)
The MIDCPNIFTY index closed at 14572.25. The MIDCPNIFTY monthly expiry for SEPTEMBER 29, 2026, 2025 has revealed key trends in open interest. The current Put/Call Ratio is at 0.971 against previous 0.948. The 14000PE option holds the maximum open interest, followed by the 14500PE and 15000CE options. Market participants have shown increased interest with significant open interest additions in the 14800CE option, with open interest additions also seen in the 14250PE and 14500PE options. On the other hand, open interest reductions were prominent in the 74600CE, 74000CE
| MIDCPNIFTY | Monthly | Expiry: | 29-09-2026 |
| Index Spot | PCR OI | Prev PCR OI | PCR VOL |
| 14,572.25 | 0.971 | 0.948 | 0.905 |
| Total Open Interest Change in all CALLs & PUTs: | |||
| Current | Prior | Net Ch | |
| CALL: | 87,24,960 | 86,10,840 | 1,14,120 |
| PUT: | 84,70,920 | 81,62,040 | 3,08,880 |
| Top CALL Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 15,000 | 8,66,160 | -84,840 | 11,197 |
| 14,500 | 7,13,880 | -56,040 | 17,272 |
| Top CALL Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 14,800 | 6,94,920 | 1,71,720 | 14,286 |
| 14,850 | 1,95,120 | 63,840 | 5,729 |
| Top CALL Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 15,000 | 8,66,160 | -84,840 | 11,197 |
| 14,950 | 41,400 | -71,520 | 2,258 |
| Top CALL Volume: | |||
| Strike | OI | OI Change | Volume |
| 14,500 | 7,13,880 | -56,040 | 17,272 |
| 14,600 | 5,66,400 | 8,760 | 16,183 |
| Top PUT Open Interest: | |||
| Strike | OI | OI Change | Volume |
| 14,000 | 9,13,800 | -1,84,680 | 12,902 |
| 14,500 | 9,02,400 | 71,040 | 23,703 |
| Top PUT Open Interest addition: | |||
| Strike | OI | OI Change | Volume |
| 14,250 | 1,90,440 | 90,240 | 3,775 |
| 14,500 | 9,02,400 | 71,040 | 23,703 |
| Top PUT Open Interest reduction: | |||
| Strike | OI | OI Change | Volume |
| 14,000 | 9,13,800 | -1,84,680 | 12,902 |
| 13,800 | 5,87,520 | -29,400 | 3,056 |
| Top PUT Volume: | |||
| Strike | OI | OI Change | Volume |
| 14,500 | 9,02,400 | 71,040 | 23,703 |
| 14,300 | 6,02,760 | 8,640 | 13,561 |
Conclusion: What the NSE & BSE Indices Futures and Options Open Interest Volume Analysis Tells Us
To synthesize today’s Open Interest Volume Analysis, market participants are witnessing a textbook forward-month bullish migration. With aggressive put cushions shifting higher across benchmark indices, execution favors accumulating confirmed pullbacks into freshly established put bases while respecting overhead resistance:
NIFTY (Basis Compression vs. October Long Build): September futures premium compressed down to just 3 points (-62.6 pts) as rollovers advanced to 30% on -4.40% OI in Short Covering, while October futures absorbed +9.25% OI in structural Fresh Longs. In the monthly options chain (29/09 expiry), PCR reclaimed parity at 1.016, with put writers aggressively anchoring their highest additions right under spot at 23,400, while call additions retreated to 23,900, pinning Max Pain at 23,500. Actionable Feedback: The 23,400–23,420 zone is now our primary structural floor. Adopt a “Buy on Dips” posture: accumulate long positions on orderly retests of 23,410–23,430 with an invalidation stop-loss below 23,370. Target the 23,500 Max Pain magnet, followed by an expansion toward 23,600 and 23,700.
BANKNIFTY (Forward Long Absorption & 56,600 Put Anchor): The banking heavyweight saw front-month premium cool by -138.75 points on routine Short Covering (-4.8% OI), but October futures absorbed +8.37% OI in genuine Fresh Longs as rollovers picked up to 24%. In the monthly chain, PCR climbed to 0.934, with aggressive put writing emerging at 56,600 (Highest Put Addition), while call additions sat high at 57,500, setting Max Pain at 57,000. Actionable Feedback: Banking supply has neutralized into systematic accumulation. Look for long setups on intraday pullbacks into the 56,450–56,550 band with risk strictly defined below 56,300, targeting an institutional push toward 56,800 and the 57,000 Max Pain pivot.
MIDCPNIFTY (Massive Forward Long Eruption in October): The broader market delivered the standout institutional footprint of the session. While September contracts saw tactical Short Covering (-2.36% OI, slipping to a -2.75 point discount) as rollovers reached 8%, October futures exploded with an extraordinary +34.95% OI addition in textbook Fresh Longs. Monthly PCR held firm at 0.971, with call additions climbing toward 14,800 and Max Pain at 14,550. Actionable Feedback: Midcaps continue their multi-week accumulation cycle with overwhelming institutional conviction. Buy intraday dips into the 14,530–14,550 zone with a disciplined stop-loss below 14,490, targeting 14,620 and an extension toward 14,700.
SENSEX (Pre-Expiry Put Cushion & 74,800 Pin Squeeze): Heading into tomorrow’s monthly expiry (24/09), futures premium drained down to 5.15 points on heavy short covering (-13.71% OI). The decisive shift landed in the options matrix, where the weekly PCR surged from 0.930 to 1.367. Put writers aggressively fortified 74,800 (Highest Put Addition), aligning directly with spot and Max Pain at 74,800, while call resistance stepped higher to 75,500. Actionable Feedback: Expect a high-probability expiry pin around 74,800. Fade morning dips toward the 74,650–74,750 put-support cluster with a tight stop-loss below 74,550, targeting an expiry gravitate back to 74,800–74,900, taking partial profits if spot tests 75,100.
Q: Why did NIFTY and BANKNIFTY futures premiums collapse even though spot closed in the green?
A: This dramatic basis compression—NIFTY September premium melting from 65.6 to just 3 points and BANKNIFTY shedding nearly 139 points—is standard institutional behavior during monthly expiry week. Tracing our Open Interest Volume Analysis, front-month contracts experienced heavy Short Covering (-4.40% OI in NIFTY, -4.80% in BANKNIFTY) as traders closed out legacy positions and rolled risk into the deferred series (rollovers reaching 30% and 24% respectively). This rapid unwinding deflates front-month basis while capital quietly migrates into October contracts as Fresh Longs (+9.25% in NIFTY, +8.37% in BANKNIFTY).
Q: What is the significance of the 34.95% Open Interest explosion in MIDCPNIFTY October futures?
A: A +34.95% OI surge in MIDCPNIFTY October futures marks the most aggressive forward-accumulation signal across Dalal Street. While front-month contracts saw routine pre-expiry short covering, institutional desks deployed substantial capital into the next month’s series. With the monthly Put-Call Ratio firming up to 0.971 and call additions lifting to 14,800, this massive forward long build confirms that smart money is actively accumulating broader-market inventory on pullbacks.
Q: How does NIFTY’s monthly Put-Call Ratio (PCR) reclaiming 1.016 alter the market bias?
A: When the monthly PCR crosses back above parity (from 0.900 to 1.016), it confirms that option sellers have transitioned from an aggressive call-writing stance to active downside absorption. Institutional put writers established a firm support cushion directly beneath current spot prices, concentrating the Highest Put Addition at the 23,400 strike. This establishes 23,400–23,420 as high-probability support for intraday pullbacks, while Max Pain at 23,500 acts as the immediate upward magnet.
Q: Where are the primary institutional support and resistance battlegrounds for BANKNIFTY?
A: BANKNIFTY derivative positioning has defined clear boundaries for monthly settlement:Support Base: Immediate support sits at 56,450–56,600, anchored by the Highest Put Addition at 56,600 and forward long absorption in October. Overhead Resistance: Primary resistance is locked between 57,000 (Max Pain) and 57,500, which holds both the Maximum Call Open Interest and the Highest Call Addition.
Q: What should traders expect on SENSEX monthly expiry with PCR at 1.367 and Max Pain at 74,800?
A: The options structure signals a classic expiry pinning setup centered at 74,800. Put writers aggressively defended this strike, driving the weekly PCR from 0.930 to 1.367 and making 74,800 the Highest Put Addition strike. Because spot (74,828) closed directly on top of the 74,800 Max Pain pivot, market makers will work to pin the index near this strike to maximize option premium decay, keeping immediate fluctuations contained within the 74,650 support zone and the 75,100–75,500 call-writing ceiling.
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