NSE & BSE Indices Futures and Options Open Interest Volume Analysis for 15/04/2026

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Open Interest Volume Analysis

Today’s Open Interest Volume Analysis for 15/04/2026 indicates a broad-based bullish undertone across the index derivatives segment, with strong participation from institutional traders. NIFTY, BANKNIFTY, MIDCPNIFTY, and SENSEX all closed firmly in the green, and the derivatives data clearly reflects short covering along with selective fresh long creation, suggesting improving sentiment in the broader market.

In the NIFTY derivatives segment, the Open Interest Volume Analysis reveals an interesting shift in positioning. While the combined futures OI declined by 3% with a sharp fall in volume, confirming aggressive short covering, the May futures contract saw fresh long buildup (+5.50% OI). This indicates that traders are rolling positions forward with a bullish bias rather than closing exposure completely. The weekly options data supports this view, with the PCR (OI) rising to 1.114 and strong PUT additions at 24200, suggesting that traders are actively building a near-term support base around the 24200 zone.

Meanwhile, BANKNIFTY derivatives positioning looks structurally stronger. The Open Interest Volume Analysis shows fresh long accumulation across both April and May futures, with a notable 17.49% OI expansion in May contracts, indicating that institutional traders are building directional long exposure in the banking index. However, the options chain shows heavy call positioning at 56500 and 60000, implying that while the trend remains bullish, immediate upside could face resistance near the 56500–57000 zone unless strong momentum continues.

The MIDCAP segment is also witnessing renewed bullish interest, as the Open Interest Volume Analysis highlights short covering in April futures and fresh long additions in May futures. The strong PCR readings above 1.2 along with aggressive PUT additions near 13100–13200 suggest that market participants are gradually building a strong support base in midcap indices, reflecting improving risk appetite in the broader market.

Adding to the positive sentiment, SENSEX futures also recorded fresh long buildup (+4.98% OI) despite a slight drop in premium, indicating institutional accumulation rather than speculative buying. The weekly options structure further strengthens this narrative, as the Max Pain level remains near 78000 while PUT activity around 76000 suggests downside protection, hinting that traders are expecting the index to remain supported above the 78000 region in the near term.

NSE & BSE F&O Market Signals

NIFTY Future analysis

NIFTY Spot closed at: 24231.3 (1.630%)

Combined = April + May + June

Combined Fut Open Interest Change: -3.00%

Combined Fut Volume Change: -18.90%

Combined Fut Open Interest Analysis: Short Covering

Rollover: 15% Previous 14%

NIFTY April Future closed at: 24237.7 (1.589%)

April Fut Premium 6.4 (Decreased by -9.65 points)

April Fut Open Interest Change: -4.16%

April Fut Volume Change: -22.29%

April Fut Open Interest Analysis: Short Covering

NIFTY MAY Future closed at: 24363.8 (1.563%)

May Fut Premium 132.5 (Decreased by -13.65 points)

May Fut Open Interest Change: 5.50%

May Fut Volume Change: 16.28%

May Fut Open Interest Analysis: Fresh Long

NIFTY Weekly Expiry (21/04/2026) Option Analysis

Put-Call Ratio (Open Interest): 1.114 (Increased from 1.100)

Put-Call Ratio (Volume): 1.014

Max Pain Level: 24200

Maximum CALL Open Interest: 25000

Maximum PUT Open Interest: 23000

Highest CALL Addition: 25000

Highest PUT Addition: 24200

NIFTY Monthly Expiry (28/04/2026) Option Analysis

Put-Call Ratio (Open Interest): 1.074 (Decreased from 1.097)

Put-Call Ratio (Volume): 1.121

Max Pain Level: 24000

Maximum CALL Open Interest: 26000

Maximum PUT Open Interest: 23000

Highest CALL Addition: 24200

Highest PUT Addition: 24000

BANKNIFTY Future Analysis

BANKNIFTY Spot closed at: 56301.95 (1.253%)

Combined = April + May + June

Combined Fut Open Interest Change: 6.24%

Combined Fut Volume Change: -11.70%

Combined Fut Open Interest Analysis: Fresh Long

Rollover: 19% Previous 17%

BANKNIFTY APRIL Future closed at: 56418.8 (1.224%)

April Fut Premium 116.85 (Decreased by -14.9 points)

April Fut Open Interest Change: 4.0%

April Fut Volume Change: -17.5%

April Fut Open Interest Analysis: Fresh Long

BANKNIFTY MAY Future closed at: 56673 (1.230%)

May Fut Premium 371.05 (Decreased by -8.1 points)

May Fut Open Interest Change: 17.49%

May Fut Volume Change: 34.86%

May Fut Open Interest Analysis: Fresh Long

BANKNIFTY Monthly Expiry  (28/04/2026) Option Analysis

Put-Call Ratio (Open Interest): 0.914 (Decreased from 0.916)

Put-Call Ratio (Volume): 0.976

Max Pain Level: 55500

Maximum CALL Open Interest: 60000

Maximum PUT Open Interest: 55000

Highest CALL Addition: 56500

Highest PUT Addition: 56500

MIDCPNIFTY Future Analysis

MIDCPNIFTY Spot closed at: 13552.65 (2.134%)

Combined = April + May + June

Combined Fut Open Interest Change: -2.82%

Combined Fut Volume Change: 11.72%

Combined Fut Open Interest Analysis: Short Covering

Rollover: 5% Previous 4%

MIDCPNIFTY APRIL Future closed at: 13572.1 (2.253%)

April Fut Premium 19.45 (Increased by 15.9 points)

April Fut Open Interest Change: -3.39%

April Fut Volume Change: 9.89%

April Fut Open Interest Analysis: Short Covering

MIDCPNIFTY MAY Future closed at: 13595.35 (2.177%)

May Fut Premium 42.7 (Increased by 6.45 points)

May Fut Open Interest Change: 8.51%

May Fut Volume Change: 36.12%

May Fut Open Interest Analysis: Fresh Long

MIDCPNIFTY Monthly Expiry (28/04/2026) Option Analysis

Put-Call Ratio (Open Interest): 1.216 (Increased from 1.201)

Put-Call Ratio (Volume): 1.243

Max Pain Level: 13200

Maximum CALL Open Interest: 14000

Maximum PUT Open Interest: 12500

Highest CALL Addition: 13600

Highest PUT Addition: 13100

SENSEX Monthly Expiry (30/04/2026) Future

SENSEX Spot closed at: 78,111.24 (1.644%)

SENSEX Monthly Future closed at: 78,302.55 (1.596%)

Premium: 191.31 (Decreased by -33.42 points)

Open Interest Change: 4.98%

Volume Change: -2.15%

Open Interest Analysis: Fresh Long

SENSEX Weekly Expiry (16/04/2026) Option Analysis

Put-Call Ratio (OI): 1.124 (Decreased from 1.359)

Put-Call Ratio (Volume): 1.032

Max Pain Level: 78000

Maximum CALL OI: 80000

Maximum PUT OI: 75000

Highest CALL Addition: 80000

Highest PUT Addition: 76000

FII & DII Cash Market Activity

FIIs Net BUY: ₹ 666.15 Cr.

DIIs Net SELL: ₹ 568.98 Cr.

FII Derivatives Activity

FII Trading Stats15.04.2613.04.2610.04.26
FII Cash (Provisional Data)666.15-1,983.18672.09
    
Index Future Open Interest Long Ratio21.07%21.82%22.06%
Index Future Volume Long Ratio58.99%46.50%71.52%
Call Option Open Interest Long Ratio41.73%42.34%42.65%
Call Option Volume Long Ratio49.75%49.79%50.35%
Put Option Open Interest Long Ratio63.83%64.75%61.78%
Put Option Volume Long Ratio49.78%49.65%50.01%
Stock Future Open Interest Long Ratio57.15%57.03%57.34%
Stock Future Volume Long Ratio50.69%46.46%49.79%
    
Index FuturesShort CoveringLong CoveringShort Covering
Index OptionsFresh ShortLong CoveringFresh Long
    
Nifty FuturesShort CoveringLong CoveringShort Covering
Nifty OptionsFresh ShortLong CoveringFresh Long
    
BankNifty FuturesShort CoveringFresh ShortFresh Long
BankNifty OptionsLong CoveringFresh LongFresh Long
    
FinNifty FuturesShort CoveringShort CoveringFresh Long
FinNifty OptionsFresh LongFresh LongFresh Long
    
MidcpNifty FuturesShort CoveringLong CoveringFresh Long
MidcpNifty OptionsFresh ShortFresh LongFresh Long
    
NiftyNxt50 FuturesFresh LongLong CoveringFresh Short
NiftyNxt50 OptionsFresh LongFresh LongShort Covering
    
Stock FuturesFresh ShortLong CoveringFresh Long
Stock OptionsFresh ShortFresh ShortFresh 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 (16/04/2026)

The SENSEX index closed at 78111.24. The SENSEX weekly expiry for APRIL 16, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.124 against previous 1.359. The 80000CE option holds the maximum open interest, followed by the 75000PE and 76000PE options. Market participants have shown increased interest with significant open interest additions in the 80000CE option, with open interest additions also seen in the 76000PE and 75000PE options. On the other hand, open interest reductions were prominent in the 70000PE, 72000PE, and 71000PE options. Trading volume was highest in the 78000PE option, followed by the 79000CE and 78000CE options, indicating active trading in these strikes.

SENSEXWeeklyExpiry:16-04-2026
Index SpotPCR OIPrev PCR OIPCR VOL
78111.241.1241.3591.032
Total Open Interest Change in all CALLs & PUTs:
 CurrentPriorNet Ch
CALL:  2,86,40,420    1,40,45,460        1,45,94,960
PUT:  3,22,06,000    1,90,89,000        1,31,17,000
Top CALL Open Interest:
StrikeOIOI ChangeVolume
80000      27,88,380        15,49,360        3,93,99,160
79000      19,01,040        11,14,620        9,10,07,680
Top CALL Open Interest addition:
StrikeOIOI ChangeVolume
80000      27,88,380        15,49,360        3,93,99,160
79000      19,01,040        11,14,620        9,10,07,680
Top CALL Open Interest reduction:
StrikeOIOI ChangeVolume
77000        2,34,420        -2,29,400           19,70,880
77500        2,29,860        -2,23,440           65,41,560
Top CALL Volume:
StrikeOIOI ChangeVolume
79000      19,01,040        11,14,620        9,10,07,680
78000      10,13,360          2,70,260        8,97,81,920
Top PUT Open Interest:
StrikeOIOI ChangeVolume
75000      22,98,480        14,77,520        1,80,25,620
76000      22,26,040        15,46,580        3,68,85,320
Top PUT Open Interest addition:
StrikeOIOI ChangeVolume
76000      22,26,040        15,46,580        3,68,85,320
75000      22,98,480        14,77,520        1,80,25,620
Top PUT Open Interest reduction:
StrikeOIOI ChangeVolume
70000        2,92,400        -7,13,740           34,06,660
72000        7,46,220        -4,72,860           67,16,800
Top PUT Volume:
StrikeOIOI ChangeVolume
78000      12,15,360        11,57,140     10,53,37,860
77000      14,22,900        10,35,320        7,20,60,880

NIFTY Weekly Expiry (13/04/2026)

The NIFTY index closed at 24231.3. The NIFTY weekly expiry for APRIL 21, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.114 against previous 1.100. The 25000CE option holds the maximum open interest, followed by the 23000PE and 25500CE options. Market participants have shown increased interest with significant open interest additions in the 24200PE option, with open interest additions also seen in the 25000CE and 24200CE options. On the other hand, open interest reductions were prominent in the 23900CE, 21900PE, and 22300PE options. Trading volume was highest in the 24200PE option, followed by the 24200CE and 24250CE options, indicating active trading in these strikes.

NIFTYWeekly Expiry:21-04-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         24,231.30                1.114                  1.100               1.014
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    7,94,36,500      5,02,37,915   2,91,98,585
 PUT:    8,85,08,160      5,52,71,775   3,32,36,385
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               25,000       84,53,900         38,41,890         8,07,743
               25,500       47,95,895         20,69,730         3,72,893
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               25,000       84,53,900         38,41,890         8,07,743
               24,200       47,23,225         34,57,740       23,28,415
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               23,900          8,66,450          -7,42,625             71,152
               24,000       20,35,735          -5,17,530         3,24,415
 Top CALL Volume:
 Strike OI OI Change Volume
               24,200       47,23,225         34,57,740       23,28,415
               24,250       22,50,235         19,81,265       15,40,259
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               23,000       65,60,775         23,55,860         6,55,481
               24,200       46,15,585         44,25,655       23,98,484
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               24,200       46,15,585         44,25,655       23,98,484
               23,000       65,60,775         23,55,860         6,55,481
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               21,900          5,58,220          -5,83,115         1,00,598
               22,300          9,13,315          -5,67,840         1,27,744
 Top PUT Volume: 
 Strike OI OI Change Volume
               24,200       46,15,585         44,25,655       23,98,484
               24,000       29,93,705         17,08,005       11,32,190

NIFTY Monthly Expiry (28/04/2026)

The NIFTY index closed at 24231.3. The NIFTY monthly expiry for APRIL 28, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.074 against previous 1.097. The 26000CE option holds the maximum open interest, followed by the 23000PE and 22000PE options. Market participants have shown increased interest with significant open interest additions in the 24000PE option, with open interest additions also seen in the 24200PE and 24200CE options. On the other hand, open interest reductions were prominent in the 23000PE, 24000CE, and 22000PE options. Trading volume was highest in the 25000CE option, followed by the 24000PE and 24500CE options, indicating active trading in these strikes.

NIFTY Monthly Expiry:28-04-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         24,231.30                1.074                  1.097               1.121
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    5,32,53,330      4,98,01,050       34,52,280
 PUT:    5,72,13,130      5,46,20,345       25,92,785
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               26,000       49,86,085            4,50,645             56,830
               25,000       44,23,250            3,93,445         1,39,980
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               24,200       14,18,950            6,14,900             84,447
               25,300          8,57,740            5,93,840             29,990
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               24,000       40,62,695          -3,83,890             67,154
               23,000       21,78,605          -2,40,435             10,535
 Top CALL Volume:
 Strike OI OI Change Volume
               25,000       44,23,250            3,93,445         1,39,980
               24,500       37,19,885            1,80,375         1,17,491
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               23,000       45,06,970          -4,34,200             99,965
               22,000       44,41,190          -2,99,715             70,494
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               24,000       42,91,690            8,38,240         1,17,708
               24,200       17,56,365            7,98,850             88,812
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               23,000       45,06,970          -4,34,200             99,965
               22,000       44,41,190          -2,99,715             70,494
 Top PUT Volume: 
 Strike OI OI Change Volume
               24,000       42,91,690            8,38,240         1,17,708
               23,000       45,06,970          -4,34,200             99,965

BANKNIFTY Monthly Expiry (28/04/2026)

The BANKNIFTY index closed at 56301.95. The BANKNIFTY monthly expiry for APRIL 28, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.914 against previous 0.916. The 60000CE option holds the maximum open interest, followed by the 58000CE and 59000CE options. Market participants have shown increased interest with significant open interest additions in the 56500CE option, with open interest additions also seen in the 56500PE and 60000CE options. On the other hand, open interest reductions were prominent in the 58000PE, 61000CE, and 46000PE options. Trading volume was highest in the 56500CE option, followed by the 58000CE and 57000CE options, indicating active trading in these strikes.

BANKNIFTY Monthly Expiry:28-04-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         56,301.95                0.914                  0.916               0.976
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    1,46,30,100      1,44,21,270         2,08,830
 PUT:    1,33,67,100      1,32,05,970         1,61,130
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               60,000       13,94,370            1,12,800             84,168
               58,000          7,83,630              -36,690             93,463
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               56,500          4,79,760            2,55,690         1,07,525
               60,000       13,94,370            1,12,800             84,168
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               61,000          6,56,100          -1,18,350             51,520
               56,000          5,05,680              -84,270             54,293
 Top CALL Volume:
 Strike OI OI Change Volume
               56,500          4,79,760            2,55,690         1,07,525
               58,000          7,83,630              -36,690             93,463
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               55,000          7,50,330               56,010             61,329
               54,000          6,62,550                -7,800             68,758
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               56,500          3,38,070            2,53,170             81,283
               57,000          3,29,550               78,540             23,004
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               58,000          3,63,840          -4,22,520             21,657
               46,000          2,03,910              -94,950             12,307
 Top PUT Volume: 
 Strike OI OI Change Volume
               56,000          5,03,250               25,560             89,428
               56,500          3,38,070            2,53,170             81,283

MIDCPNIFTY Monthly Expiry (28/04/2026)

The MIDCPNIFTY index closed at 13552.65. The MIDCPNIFTY monthly expiry for APRIL 28, 2026, 2025 has revealed key trends in open interest. The current Put/Call Ratio is at 1.216 against previous 1.201. The 12500PE option holds the maximum open interest, followed by the 12000PE and 13000PE options. Market participants have shown increased interest with significant open interest additions in the 13100PE option, with open interest additions also seen in the 13600PE and 13500PE options. On the other hand, open interest reductions were prominent in the 68000CE, 65000CE, and 64000PE options. Trading volume was highest in the 14000CE option, followed by the 13500PE and 13100PE options, indicating active trading in these strikes.

MIDCPNIFTY Monthly Expiry:28-04-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         13,552.65                1.216                  1.201               1.243
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:       46,07,160         42,96,960         3,10,200
 PUT:       56,02,680         51,60,480         4,42,200
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               14,000          4,00,680               49,560             10,852
               14,500          3,94,680               18,000               2,498
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               13,600          1,57,680               98,760               6,868
               14,400          1,35,000               68,520               2,888
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               13,300          1,10,280              -48,840               1,636
               13,900             94,440              -40,920               4,181
 Top CALL Volume:
 Strike OI OI Change Volume
               14,000          4,00,680               49,560             10,852
               13,500          2,92,800               39,840               8,933
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               12,500          4,96,920          -1,96,320               6,198
               12,000          4,87,080              -49,920               3,678
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               13,100          4,53,720            3,57,720               9,382
               13,600          2,06,040            1,98,720               7,164
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               12,900          1,65,120          -2,44,920               8,045
               12,500          4,96,920          -1,96,320               6,198
 Top PUT Volume: 
 Strike OI OI Change Volume
               13,500          2,83,320            1,91,520             10,377
               13,100          4,53,720            3,57,720               9,382

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

Overall, this Open Interest Volume Analysis suggests that the market rally on 15 April 2026 was not merely a price spike but was supported by meaningful derivatives positioning changes. The key takeaway is that short covering in near contracts combined with fresh long buildup in next-month futures is typically an early signal of trend continuation rather than exhaustion.

NIFTY’s strong PUT support near 24200 and increasing bullish rollovers into May futures indicate that traders are positioning for further upside provided the index sustains above the 24000–24200 support band. A sustained move above recent highs could gradually open the path toward 24500–24700 zones in the coming sessions, while any dip toward 24200 is likely to attract buying interest from derivatives traders.

BANKNIFTY remains the leadership index, with consistent fresh long formation across futures contracts, suggesting that banking stocks may continue to drive market momentum. However, the 56500–57000 option resistance cluster should be closely watched, as a decisive breakout above this range could trigger momentum-driven upside expansion.

The MIDCPNIFTY and broader market derivatives data further strengthens the bullish case, as high PCR readings and aggressive PUT writing reflect improving confidence among traders toward midcap stocks. This indicates that market breadth is expanding, which is typically a healthy sign for the continuation of the ongoing rally.

In summary, the Open Interest Volume Analysis clearly shows that derivatives traders are gradually shifting from defensive positioning to controlled bullish exposure. As long as key support levels remain intact and fresh long buildup continues in rollover contracts, the overall market structure favors a buy-on-dips strategy rather than aggressive short selling in the near term.

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