NSE & BSE Indices Futures and Options Open Interest Volume Analysis for 13/05/2026

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Open Interest Volume Analysis

Indian markets witnessed a highly range-bound yet rotational session on 13/05/2026, and the overall Open Interest Volume Analysis suggests that traders are shifting positions aggressively rather than creating strong directional conviction. NIFTY managed to close marginally positive with visible short covering in the near-month futures, while BANKNIFTY continued to remain under pressure with fresh short build-up across both May and June contracts.

The biggest takeaway from today’s Open Interest Volume Analysis is the divergence between indices. NIFTY futures showed signs of temporary relief after heavy correction, but the recovery lacked strong volume participation. Simultaneously, June series NIFTY contracts saw aggressive fresh long additions, indicating that smart money may be positioning for a medium-term rebound while remaining cautious in the immediate term.

Weekly NIFTY option data still reflects hesitation. PCR improved sharply from 0.715 to 0.807, indicating reduction in extreme bearishness, but the market continues to witness heavy CALL writing at higher levels. Highest CALL addition at 23900 and maximum CALL OI at 25000 clearly indicate that upside zones remain heavily defended by option writers.

On the downside, PUT writers stayed relatively inactive at higher strikes, which is a concern despite short covering. Highest PUT addition at 21100 is unusually lower compared to spot levels and reflects lack of aggressive bullish conviction from positional traders. This keeps the market vulnerable to sudden profit booking if global cues weaken.

Monthly NIFTY data presents a mixed structure. PCR OI slipped from 0.992 to 0.957 even after price recovery, showing that call writers are still dominating the broader trend. Max pain at 24000 suggests expiry magnet behavior near higher levels, but sustainable breakout may require stronger institutional participation and broader market support.

BANKNIFTY remains the weak pocket of the market. Fresh short build-up in combined futures along with falling premiums indicates traders are using every bounce to create bearish positions. The highest CALL addition and highest PUT addition both at 54000 suggest aggressive straddle positioning, signaling expectation of volatile but capped movement.

MIDCPNIFTY continued to outperform with fresh long build-up and rising premiums, showing selective risk appetite in broader markets. PCR above 1 and steady long additions indicate stronger sentiment in midcaps compared to frontline banking counters. However, declining volumes suggest momentum traders should avoid chasing sharp upside without confirmation.

SENSEX derivatives data also reflects cautious optimism. Fresh long additions in futures despite lower volumes indicate institutional accumulation, but declining premium expansion shows traders are still waiting for confirmation before aggressive positioning. Weekly option positioning between 72000–78000 indicates a wide but controlled expiry range.

Overall, today’s Open Interest Volume Analysis reflects a market transitioning from panic unwinding toward cautious stabilization, but not yet into a confirmed bullish trend. Traders should stay alert to rollover activity, global macro cues, and FIIs positioning as volatility can expand sharply near expiry sessions.

NSE & BSE F&O Market Signals

NIFTY Future analysis

NIFTY Spot closed at: 23412.6 (0.141%)

Combined = May + June + July

Combined Fut Open Interest Change: -0.60%

Combined Fut Volume Change: -14.06%

Combined Fut Open Interest Analysis: Short Covering

Rollover: 15% Previous 13%

NIFTY MAY Future closed at: 23462.4 (0.161%)

May Fut Premium 49.8 (Increased by 4.65 points)

May Fut Open Interest Change: -3.08%

May Fut Volume Change: -16.93%

May Fut Open Interest Analysis: Short Covering

NIFTY JUNE Future closed at: 23571.9 (0.185%)

June Fut Premium 159.3 (Increased by 10.45 points)

June Fut Open Interest Change: 17.84%

June Fut Volume Change: 10.17%

June Fut Open Interest Analysis: Fresh Long

NIFTY Weekly Expiry (19/05/2026) Option Analysis

Put-Call Ratio (Open Interest): 0.807 (Increased from 0.715)

Put-Call Ratio (Volume): 1.050

Max Pain Level: 23500

Maximum CALL Open Interest: 25000

Maximum PUT Open Interest: 22000

Highest CALL Addition: 23900

Highest PUT Addition: 21100

NIFTY Monthly Expiry (26/05/2026) Option Analysis

Put-Call Ratio (Open Interest): 0.957 (Decreased from 0.992)

Put-Call Ratio (Volume): 0.797

Max Pain Level: 24000

Maximum CALL Open Interest: 24000

Maximum PUT Open Interest: 23000

Highest CALL Addition: 23500

Highest PUT Addition: 22000

BANKNIFTY Future Analysis

BANKNIFTY Spot closed at: 53456.15 (-0.185%)

Combined = May + June + July

Combined Fut Open Interest Change: 1.16%

Combined Fut Volume Change: 5.53%

Combined Fut Open Interest Analysis: Fresh Short

Rollover: 17% Previous 16%

BANKNIFTY MAY Future closed at: 53613.8 (-0.201%)

May Fut Premium 157.65 (Decreased by -8.95 points)

May Fut Open Interest Change: 0.3%

May Fut Volume Change: 11.3%

May Fut Open Interest Analysis: Fresh Short

BANKNIFTY JUNE Future closed at: 53827 (-0.267%)

June Fut Premium 370.85 (Decreased by -44.95 points)

June Fut Open Interest Change: 5.66%

June Fut Volume Change: -27.59%

June Fut Open Interest Analysis: Fresh Short

BANKNIFTY Monthly Expiry  (26/05/2026) Option Analysis

Put-Call Ratio (Open Interest): 0.714 (Increased from 0.702)

Put-Call Ratio (Volume): 0.814

Max Pain Level: 55500

Maximum CALL Open Interest: 60000

Maximum PUT Open Interest: 60000

Highest CALL Addition: 54000

Highest PUT Addition: 54000

MIDCPNIFTY Future Analysis

MIDCPNIFTY Spot closed at: 14074.05 (0.730%)

Combined = May + June + July

Combined Fut Open Interest Change: 1.23%

Combined Fut Volume Change: -17.90%

Combined Fut Open Interest Analysis: Fresh Long

Rollover: 4% Previous 4%

MIDCPNIFTY MAY Future closed at: 14111.5 (0.802%)

May Fut Premium 37.45 (Increased by 10.3 points)

May Fut Open Interest Change: 1.15%

May Fut Volume Change: -17.08%

May Fut Open Interest Analysis: Fresh Long

MIDCPNIFTY JUNE Future closed at: 14155.7 (0.734%)

June Fut Premium 81.65 (Increased by 1.2 points)

June Fut Open Interest Change: 2.63%

June Fut Volume Change: -27.13%

June Fut Open Interest Analysis: Fresh Long

MIDCPNIFTY Monthly Expiry (26/05/2026) Option Analysis

Put-Call Ratio (Open Interest): 1.206 (Increased from 1.184)

Put-Call Ratio (Volume): 1.046

Max Pain Level: 14200

Maximum CALL Open Interest: 15000

Maximum PUT Open Interest: 14000

Highest CALL Addition: 15200

Highest PUT Addition: 13000

SENSEX Monthly Expiry (27/05/2026) Future

SENSEX Spot closed at: 74,608.98 (0.067%)

SENSEX Monthly Future closed at: 74,890.75 (0.028%)

Premium: 281.77 (Decreased by -29.04 points)

Open Interest Change: 5.98%

Volume Change: -11.00%

Open Interest Analysis: Fresh Long

SENSEX Weekly Expiry (14/05/2026) Option Analysis

Put-Call Ratio (OI): 0.916 (Increased from 0.587)

Put-Call Ratio (Volume): 1.073

Max Pain Level: 75000

Maximum CALL OI: 78000

Maximum PUT OI: 72000

Highest CALL Addition: 78000

Highest PUT Addition: 72000

FII & DII Cash Market Activity

FIIs Net SELL: ₹ 4,703.15 Cr.

DIIs Net BUY: ₹ 5,869.05 Cr.

FII Derivatives Activity

FII Trading Stats13.05.2612.05.2611.05.26
FII Cash (Provisional Data)-4,703.15-1,959.39-8,437.56
    
Index Future Open Interest Long Ratio10.83%11.08%11.60%
Index Future Volume Long Ratio48.99%33.78%27.28%
Call Option Open Interest Long Ratio38.56%37.46%38.90%
Call Option Volume Long Ratio49.95%49.60%50.06%
Put Option Open Interest Long Ratio68.18%70.72%65.80%
Put Option Volume Long Ratio49.64%50.29%50.07%
Stock Future Open Interest Long Ratio54.46%54.30%54.44%
Stock Future Volume Long Ratio51.79%48.96%45.71%
    
Index FuturesLong CoveringFresh ShortFresh Short
Index OptionsFresh ShortLong CoveringFresh Short
    
Nifty FuturesShort CoveringFresh ShortFresh Short
Nifty OptionsFresh ShortLong CoveringFresh Short
    
BankNifty FuturesFresh ShortFresh ShortShort Covering
BankNifty OptionsFresh ShortFresh ShortShort Covering
    
FinNifty FuturesFresh LongLong CoveringLong Covering
FinNifty OptionsLong CoveringLong CoveringFresh Long
    
MidcpNifty FuturesFresh LongLong CoveringLong Covering
MidcpNifty OptionsFresh ShortFresh ShortShort Covering
    
NiftyNxt50 FuturesShort CoveringFresh ShortLong Covering
NiftyNxt50 OptionsFresh LongFresh ShortFresh Short
    
Stock FuturesFresh LongLong CoveringLong Covering
Stock OptionsFresh LongFresh LongFresh Short

Fresh Long: Net Buy with Increase in Open Interest
Fresh Short: Net Sell with Increase in Open Interest
Short Covering: Net Buy with Decrease in Open Interest
Long Covering: Net Sell with Decrease in Open Interest

SENSEX weekly Expiry (14/05/2026)

The SENSEX index closed at 74608.98. The SENSEX weekly expiry for MAY 14, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.916 against previous 0.587. The 78000CE option holds the maximum open interest, followed by the 72000PE and 79000CE options. Market participants have shown increased interest with significant open interest additions in the 72000PE option, with open interest additions also seen in the 71500PE and 73000PE options. On the other hand, open interest reductions were prominent in the 81000CE, 80000CE, and 82000CE options. Trading volume was highest in the 74000PE option, followed by the 75000CE and 76000CE options, indicating active trading in these strikes.

SENSEXWeeklyExpiry:14-05-2026
Index SpotPCR OIPrev PCR OIPCR VOL
74608.980.9160.5871.073
Total Open Interest Change in all CALLs & PUTs:
 CurrentPriorNet Ch
CALL:  3,77,38,680    3,05,17,540           72,21,140
PUT:  3,45,56,080    1,78,99,880        1,66,56,200
Top CALL Open Interest:
StrikeOIOI ChangeVolume
78000      27,51,500          7,85,460        2,89,55,220
79000      23,20,180          6,87,560        2,09,89,780
Top CALL Open Interest addition:
StrikeOIOI ChangeVolume
78000      27,51,500          7,85,460        2,89,55,220
76000      19,48,380          7,25,880     10,83,08,280
Top CALL Open Interest reduction:
StrikeOIOI ChangeVolume
81000        5,46,700        -6,58,960           48,76,160
80000      13,42,960        -2,61,160        1,00,99,220
Top CALL Volume:
StrikeOIOI ChangeVolume
75000      13,06,320          4,58,860     11,66,85,500
76000      19,48,380          7,25,880     10,83,08,280
Top PUT Open Interest:
StrikeOIOI ChangeVolume
72000      23,89,840        12,48,520        4,78,84,680
73000      22,40,440        10,43,640        7,96,87,620
Top PUT Open Interest addition:
StrikeOIOI ChangeVolume
72000      23,89,840        12,48,520        4,78,84,680
71500      15,32,560        11,24,700        2,30,22,460
Top PUT Open Interest reduction:
StrikeOIOI ChangeVolume
75200        1,31,520            -97,060        1,01,40,280
68000        3,30,760            -83,300           27,04,920
Top PUT Volume:
StrikeOIOI ChangeVolume
74000      18,08,080          9,04,160     12,17,37,840
74500      11,04,580          5,13,360        9,99,39,200

NIFTY Weekly Expiry (19/05/2026)

The NIFTY index closed at 23412.6. The NIFTY weekly expiry for MAY 19, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.807 against previous 0.715. The 25000CE option holds the maximum open interest, followed by the 24000CE and 24500CE options. Market participants have shown increased interest with significant open interest additions in the 21100PE option, with open interest additions also seen in the 23900CE and 24500CE options. On the other hand, open interest reductions were prominent in the 25800CE, 23600PE, and 25700CE options. Trading volume was highest in the 23400PE option, followed by the 23500CE and 23500PE options, indicating active trading in these strikes.

NIFTYWeekly Expiry:19-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         23,412.60                0.807                  0.715               1.050
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL: 10,78,48,260      7,97,46,290   2,81,01,970
 PUT:    8,69,80,270      5,69,90,960   2,99,89,310
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               25,000       64,11,730         17,98,160         4,22,021
               24,000       64,06,790            9,75,390       16,17,410
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               23,900       44,63,290         23,61,515         8,96,096
               24,500       59,48,020         22,76,885         6,41,794
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               25,800       21,75,485          -4,46,680             91,218
               25,700       12,48,065          -2,46,220             85,823
 Top CALL Volume:
 Strike OI OI Change Volume
               23,500       51,44,490         15,65,200       25,04,520
               24,000       64,06,790            9,75,390       16,17,410
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               22,000       55,94,225         15,27,955         4,99,137
               23,000       55,60,035         11,68,310       17,63,162
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               21,100       31,26,500         29,20,320         2,03,565
               21,500       41,26,720         18,84,415         2,44,633
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               23,600       12,87,260          -3,80,185         5,60,478
               24,200          6,66,900          -1,51,710               8,052
 Top PUT Volume: 
 Strike OI OI Change Volume
               23,400       42,40,080         16,47,555       25,40,758
               23,500       43,14,180         13,31,915       21,76,931

NIFTY Monthly Expiry (26/05/2026)

The NIFTY index closed at 23412.6. The NIFTY monthly expiry for MAY 26, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.957 against previous 0.992. The 24000CE option holds the maximum open interest, followed by the 24500CE and 25000CE options. Market participants have shown increased interest with significant open interest additions in the 23500CE option, with open interest additions also seen in the 24100CE and 22000PE options. On the other hand, open interest reductions were prominent in the 25000CE, 24000CE, and 24000PE options. Trading volume was highest in the 24000CE option, followed by the 24500CE and 23500CE options, indicating active trading in these strikes.

NIFTY Monthly Expiry:26-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         23,412.60                0.957                  0.992               0.797
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    5,75,26,170      5,33,06,175       42,19,995
 PUT:    5,50,55,390      5,28,61,705       21,93,685
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               24,000       58,18,150          -3,03,940         1,53,225
               24,500       49,83,615            2,33,350         1,25,755
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               23,500       27,34,550            5,13,110         1,20,738
               24,100       16,06,475            5,12,655             32,321
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               25,000       49,02,885          -4,69,365             68,401
               24,000       58,18,150          -3,03,940         1,53,225
 Top CALL Volume:
 Strike OI OI Change Volume
               24,000       58,18,150          -3,03,940         1,53,225
               24,500       49,83,615            2,33,350         1,25,755
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               23,000       44,61,860          -1,40,595         1,19,547
               24,000       38,89,600          -2,40,955             24,966
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               22,000       34,91,020            4,90,490             75,026
               23,400          8,97,000            3,01,665             62,582
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               24,000       38,89,600          -2,40,955             24,966
               23,800       10,09,255          -1,56,715             10,828
 Top PUT Volume: 
 Strike OI OI Change Volume
               23,000       44,61,860          -1,40,595         1,19,547
               23,500       35,61,870            2,04,685         1,15,859

BANKNIFTY Monthly Expiry (26/05/2026)

The BANKNIFTY index closed at 53456.15. The BANKNIFTY monthly expiry for MAY 26, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.714 against previous 0.702. The 60000CE option holds the maximum open interest, followed by the 58000CE and 56000CE options. Market participants have shown increased interest with significant open interest additions in the 54000CE option, with open interest additions also seen in the 54000PE and 58000CE options. On the other hand, open interest reductions were prominent in the 60000CE, 61000CE, and 54500PE options. Trading volume was highest in the 54000CE option, followed by the 53500PE and 54000PE options, indicating active trading in these strikes.

BANKNIFTY Monthly Expiry:26-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         53,456.15                0.714                  0.702               0.814
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    1,80,10,140      1,77,60,480         2,49,660
 PUT:    1,28,52,420      1,24,60,440         3,91,980
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               60,000       21,67,230          -1,79,040             61,133
               58,000       13,55,820               89,850             58,185
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               54,000          5,60,370            1,41,090         1,40,694
               58,000       13,55,820               89,850             58,185
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               60,000       21,67,230          -1,79,040             61,133
               61,000          6,24,330          -1,67,730             23,269
 Top CALL Volume:
 Strike OI OI Change Volume
               54,000          5,60,370            1,41,090         1,40,694
               56,000       12,81,450                -1,590             98,052
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               60,000          9,84,120              -15,210                   689
               56,000          6,94,080              -26,550               4,217
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               54,000          6,51,480               97,320             99,673
               53,600          1,44,870               60,540             53,431
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               54,500          2,59,770              -46,200             17,064
               55,500          2,77,770              -44,010               3,619
 Top PUT Volume: 
 Strike OI OI Change Volume
               53,500          4,33,560               40,470         1,03,597
               54,000          6,51,480               97,320             99,673

MIDCPNIFTY Monthly Expiry (26/05/2026)

The MIDCPNIFTY index closed at 14074.05. The MIDCPNIFTY monthly expiry for MAY 26, 2026, 2025 has revealed key trends in open interest. The current Put/Call Ratio is at 1.206 against previous 1.184. The 14000PE option holds the maximum open interest, followed by the 13000PE and 15000CE options. Market participants have shown increased interest with significant open interest additions in the 13000PE option, with open interest additions also seen in the 12800PE and 13300PE options. On the other hand, open interest reductions were prominent in the 77800CE, 71500CE, and 71500PE options. Trading volume was highest in the 14000PE option, followed by the 13000PE and 14000CE options, indicating active trading in these strikes.

MIDCPNIFTY Monthly Expiry:26-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         14,074.05                1.206                  1.184               1.046
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:       55,81,080         52,62,000         3,19,080
 PUT:       67,28,520         62,31,240         4,97,280
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               15,000          5,66,640               30,720               7,680
               14,500          5,47,200               57,120               8,321
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               15,200          5,16,720               66,480               2,495
               14,000          3,67,800               57,480             10,116
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               14,200          2,24,400              -41,640               8,556
               15,500          1,79,040              -29,520               1,441
 Top CALL Volume:
 Strike OI OI Change Volume
               14,000          3,67,800               57,480             10,116
               14,200          2,24,400              -41,640               8,556
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               14,000          9,00,720               79,440             17,223
               13,000          6,56,280            1,13,160             10,348
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               13,000          6,56,280            1,13,160             10,348
               12,800          2,01,720            1,08,600               1,629
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               13,600          1,28,160              -28,800               3,240
               14,500          2,39,280              -23,880                   795
 Top PUT Volume: 
 Strike OI OI Change Volume
               14,000          9,00,720               79,440             17,223
               13,000          6,56,280            1,13,160             10,348

Conclusion: What the NSE & BSE Indices Futures and Options Open Interest Volume Analysis Tells Us

The derivatives setup after 13/05/2026 indicates that the market is attempting stabilization, but conviction remains fragmented across sectors and expiry structures. The current Open Interest Volume Analysis does not support aggressive bullish positioning yet, especially because major indices are still witnessing heavy resistance-based CALL writing.

NIFTY’s short covering bounce may continue toward the 23600–23900 zone, but sustained upside will require stronger PUT additions closer to current spot levels along with meaningful volume expansion. Until then, rallies may remain vulnerable to intraday reversals.

BANKNIFTY continues to be the biggest caution signal for bulls. Persistent fresh shorts, weakening premiums, and low PCR structure indicate that banking stocks are not supporting a broad-based breakout. Unless BANKNIFTY starts closing above major resistance zones with short covering, overall market upside may remain restricted.

MIDCPNIFTY is showing relative strength and could continue attracting momentum-based participation, but lower volumes suggest traders should maintain disciplined stop losses and avoid emotional buying at higher levels.

Option writers continue to dominate the market structure, which means expiry-driven volatility and range-bound movement may continue in the near term. Traders should remain cautious about overnight leveraged positions because sudden global triggers can rapidly shift derivative sentiment.

From a positional perspective, the broader market tone has improved slightly compared to previous sessions, but this is still more of a “relief phase” than a confirmed trend reversal. Smart traders should focus on stock-specific opportunities, strict risk management, and continuous Open Interest Volume Analysis rather than assuming one-sided bullish momentum.

Check Previous Day’s NSE & BSE Indices F&O Analysis

FII / FPI trading activity in Capital Market Segment

NSE Derivatives Raw Data

BSE Derivatives Raw Data

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fnodata.com is a financial blog providing research-based data and analysis. The content creator of the fnodata.com is not a SEBI registered Investment Advisor. The content on this blog is for informational purposes only and should not be considered as investment advice. You are responsible for your own investment decisions. You should consult with a financial advisor or conduct your own research before making any investment decisions.


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