NSE & BSE Indices Futures and Options Open Interest Volume Analysis for 14/05/2026

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Open Interest Volume Analysis

Thursday’s session clearly reflected aggressive short covering across frontline indices, and the overall Open Interest Volume Analysis indicates that traders rushed to unwind bearish bets after the sharp upside move in both NIFTY and BANKNIFTY. The most important takeaway is that price rise was accompanied by falling near-month open interest, which generally signals panic covering from shorts rather than stable positional bullish accumulation. That is why traders should avoid assuming that the market has entered a one-way rally immediately.

In NIFTY, the steep drop in May future open interest along with a massive jump in PCR from 0.807 to 1.226 shows sentiment shifted dramatically within a single session. The market successfully reclaimed the 23700 zone, and the highest PUT addition exactly at 23700 suggests writers are now trying to build a short-term support base there. However, the sharp decline in futures premium despite index strength shows that confidence is still selective. This is a very important observation in any serious Open Interest Volume Analysis because strong rallies with shrinking premium often indicate hedged participation rather than aggressive conviction buying.

BANKNIFTY also witnessed heavy short covering, but the bigger development was the strong fresh long buildup in June futures with over 11% open interest expansion. That suggests institutions are gradually shifting exposure to the next series instead of aggressively chasing the current expiry. Even then, option data remains slightly cautious because CALL writers are still active near 58500–60000. Traders should remember that despite the strong recovery, BANKNIFTY is still trading below major option resistance clusters.

MIDCPNIFTY continues to show the strongest structure among all indices. Unlike NIFTY and BANKNIFTY, this index witnessed genuine fresh long buildup across both May and June futures contracts. Rising price along with rising open interest and improving premium is usually considered one of the healthiest combinations in derivative positioning. The broader market participation therefore remains supportive for bullish sentiment in the short term.

SENSEX derivatives also confirmed short covering behaviour, but the sharp contraction in premium despite a strong spot recovery again signals that traders are not fully comfortable carrying aggressive overnight bullish exposure. The 75500 zone remains extremely important because both maximum CALL activity and highest additions are concentrated there. A clean breakout above this level may trigger another wave of short covering, while rejection can quickly revive volatility before weekly expiry.

NSE & BSE F&O Market Signals

NIFTY Future analysis

NIFTY Spot closed at: 23689.6 (1.183%)

Combined = May + June + July

Combined Fut Open Interest Change: -3.07%

Combined Fut Volume Change: 8.55%

Combined Fut Open Interest Analysis: Short Covering

Rollover: 17% Previous 15%

NIFTY MAY Future closed at: 23700.1 (1.013%)

May Fut Premium 10.5 (Decreased by -39.3 points)

May Fut Open Interest Change: -4.35%

May Fut Volume Change: 15.82%

May Fut Open Interest Analysis: Short Covering

NIFTY JUNE Future closed at: 23793.8 (0.941%)

June Fut Premium 104.2 (Decreased by -55.1 points)

June Fut Open Interest Change: 3.53%

June Fut Volume Change: -26.77%

June Fut Open Interest Analysis: Fresh Long

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

Put-Call Ratio (Open Interest): 1.226 (Increased from 0.807)

Put-Call Ratio (Volume): 0.962

Max Pain Level: 23700

Maximum CALL Open Interest: 24500

Maximum PUT Open Interest: 22000

Highest CALL Addition: 24500

Highest PUT Addition: 23700

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

Put-Call Ratio (Open Interest): 1.000 (Increased from 0.957)

Put-Call Ratio (Volume): 0.788

Max Pain Level: 24000

Maximum CALL Open Interest: 24000

Maximum PUT Open Interest: 23000

Highest CALL Addition: 23700

Highest PUT Addition: 23700

BANKNIFTY Future Analysis

BANKNIFTY Spot closed at: 54128.95 (1.259%)

Combined = May + June + July

Combined Fut Open Interest Change: -2.01%

Combined Fut Volume Change: 23.18%

Combined Fut Open Interest Analysis: Short Covering

Rollover: 19% Previous 17%

BANKNIFTY MAY Future closed at: 54227.8 (1.145%)

May Fut Premium 98.85 (Decreased by -58.8 points)

May Fut Open Interest Change: -4.5%

May Fut Volume Change: 19.6%

May Fut Open Interest Analysis: Short Covering

BANKNIFTY JUNE Future closed at: 54442.4 (1.143%)

June Fut Premium 313.45 (Decreased by -57.4 points)

June Fut Open Interest Change: 11.29%

June Fut Volume Change: 58.22%

June Fut Open Interest Analysis: Fresh Long

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

Put-Call Ratio (Open Interest): 0.794 (Increased from 0.714)

Put-Call Ratio (Volume): 0.783

Max Pain Level: 55600

Maximum CALL Open Interest: 60000

Maximum PUT Open Interest: 60000

Highest CALL Addition: 58500

Highest PUT Addition: 54000

MIDCPNIFTY Future Analysis

MIDCPNIFTY Spot closed at: 14265.55 (1.361%)

Combined = May + June + July

Combined Fut Open Interest Change: 3.57%

Combined Fut Volume Change: 5.47%

Combined Fut Open Interest Analysis: Fresh Long

Rollover: 5% Previous 4%

MIDCPNIFTY MAY Future closed at: 14304.3 (1.366%)

May Fut Premium 38.75 (Increased by 1.3 points)

May Fut Open Interest Change: 3.22%

May Fut Volume Change: 2.83%

May Fut Open Interest Analysis: Fresh Long

MIDCPNIFTY JUNE Future closed at: 14353.2 (1.395%)

June Fut Premium 87.65 (Increased by 6 points)

June Fut Open Interest Change: 11.82%

June Fut Volume Change: 43.53%

June Fut Open Interest Analysis: Fresh Long

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

Put-Call Ratio (Open Interest): 1.265 (Increased from 1.206)

Put-Call Ratio (Volume): 0.867

Max Pain Level: 14225

Maximum CALL Open Interest: 15000

Maximum PUT Open Interest: 14000

Highest CALL Addition: 14200

Highest PUT Addition: 13500

SENSEX Monthly Expiry (27/05/2026) Future

SENSEX Spot closed at: 75,398.72 (1.059%)

SENSEX Monthly Future closed at: 75,558.40 (0.891%)

Premium: 159.68 (Decreased by -122.09 points)

Open Interest Change: -0.08%

Volume Change: 46.07%

Open Interest Analysis: Short Covering

SENSEX Weekly Expiry (21/05/2026) Option Analysis

Put-Call Ratio (OI): 1.058 (Increased from 0.907)

Put-Call Ratio (Volume): 0.914

Max Pain Level: 75500

Maximum CALL OI: 75500

Maximum PUT OI: 75000

Highest CALL Addition: 75500

Highest PUT Addition: 75500

FII & DII Cash Market Activity

FIIs Net BUY: ₹ 187.46 Cr.

DIIs Net BUY: ₹ 684.33 Cr.

FII Derivatives Activity

FII Trading Stats14.05.2613.05.2612.05.26
FII Cash (Provisional Data)187.46-4,703.15-1,959.39
    
Index Future Open Interest Long Ratio11.86%10.83%11.08%
Index Future Volume Long Ratio63.34%48.99%33.78%
Call Option Open Interest Long Ratio39.26%38.56%37.46%
Call Option Volume Long Ratio50.23%49.95%49.60%
Put Option Open Interest Long Ratio64.06%68.18%70.72%
Put Option Volume Long Ratio49.32%49.64%50.29%
Stock Future Open Interest Long Ratio54.29%54.46%54.30%
Stock Future Volume Long Ratio48.81%51.79%48.96%
    
Index FuturesShort CoveringLong CoveringFresh Short
Index OptionsFresh ShortFresh ShortLong Covering
    
Nifty FuturesShort CoveringShort CoveringFresh Short
Nifty OptionsFresh ShortFresh ShortLong Covering
    
BankNifty FuturesFresh LongFresh ShortFresh Short
BankNifty OptionsFresh LongFresh ShortFresh Short
    
FinNifty FuturesFresh LongFresh LongLong Covering
FinNifty OptionsFresh LongLong CoveringLong Covering
    
MidcpNifty FuturesFresh ShortFresh LongLong Covering
MidcpNifty OptionsShort CoveringFresh ShortFresh Short
    
NiftyNxt50 FuturesShort CoveringShort CoveringFresh Short
NiftyNxt50 OptionsShort CoveringFresh LongFresh Short
    
Stock FuturesFresh LongFresh LongLong Covering
Stock OptionsFresh ShortFresh LongFresh Long

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 (21/05/2026)

The SENSEX index closed at 75398.72. The SENSEX weekly expiry for MAY 21, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.058 against previous 0.907. The 75000PE option holds the maximum open interest, followed by the 75500CE and 75500PE options. Market participants have shown increased interest with significant open interest additions in the 75500CE option, with open interest additions also seen in the 75500PE and 74000PE options. On the other hand, open interest reductions were prominent in the 77300PE, 77300PE, and 77600PE options. Trading volume was highest in the 75000PE option, followed by the 75000CE and 77000CE options, indicating active trading in these strikes.

SENSEXWeeklyExpiry:21-05-2026
Index SpotPCR OIPrev PCR OIPCR VOL
75398.721.0580.9070.914
Total Open Interest Change in all CALLs & PUTs:
 CurrentPriorNet Ch
CALL:      37,27,120        12,84,940           24,42,180
PUT:      39,41,780        11,65,440           27,76,340
Top CALL Open Interest:
StrikeOIOI ChangeVolume
75500        3,30,800          2,39,220           15,38,140
77000        3,07,400          1,75,000           16,66,240
Top CALL Open Interest addition:
StrikeOIOI ChangeVolume
75500        3,30,800          2,39,220           15,38,140
77000        3,07,400          1,75,000           16,66,240
Top CALL Open Interest reduction:
StrikeOIOI ChangeVolume
                    –                       –                             –  
                    –                       –                             –  
Top CALL Volume:
StrikeOIOI ChangeVolume
75000        2,73,320          1,30,100           18,18,280
77000        3,07,400          1,75,000           16,66,240
Top PUT Open Interest:
StrikeOIOI ChangeVolume
75000        3,43,280          1,96,520           22,04,840
75500        3,09,380          2,34,340           12,55,380
Top PUT Open Interest addition:
StrikeOIOI ChangeVolume
75500        3,09,380          2,34,340           12,55,380
74000        2,66,080          2,17,180           10,78,480
Top PUT Open Interest reduction:
StrikeOIOI ChangeVolume
77300              2,040                    -40                       620
77300              2,040                    -40                       620
Top PUT Volume:
StrikeOIOI ChangeVolume
75000        3,43,280          1,96,520           22,04,840
75500        3,09,380          2,34,340           12,55,380

NIFTY Weekly Expiry (19/05/2026)

The NIFTY index closed at 23689.6. The NIFTY weekly expiry for MAY 19, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.226 against previous 0.807. The 24500CE option holds the maximum open interest, followed by the 22000PE and 22500PE options. Market participants have shown increased interest with significant open interest additions in the 23700PE option, with open interest additions also seen in the 22500PE and 23600PE options. On the other hand, open interest reductions were prominent in the 23900CE, 23500CE, and 25500CE options. Trading volume was highest in the 23500PE option, followed by the 23700CE and 23500CE options, indicating active trading in these strikes.

NIFTYWeekly Expiry:19-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         23,689.60                1.226                  0.807               0.962
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL: 10,80,05,365   10,78,48,260         1,57,105
 PUT: 13,23,68,860      8,69,80,270   4,53,88,590
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               24,500       80,90,225         21,42,205         8,45,486
               25,000       69,34,525            5,22,795         5,95,589
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               24,500       80,90,225         21,42,205         8,45,486
               23,700       39,78,260         15,20,675       18,66,680
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               23,900       28,31,920        -16,31,370         9,34,798
               23,500       37,02,985        -14,41,505       17,54,531
 Top CALL Volume:
 Strike OI OI Change Volume
               23,700       39,78,260         15,20,675       18,66,680
               23,500       37,02,985        -14,41,505       17,54,531
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               22,000       76,23,915         20,29,690         4,76,107
               22,500       75,69,965         28,31,270         6,93,742
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               23,700       47,65,865         33,83,835       14,09,285
               22,500       75,69,965         28,31,270         6,93,742
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               24,300          5,72,130          -3,88,765             12,619
               21,400       22,48,220          -3,57,825             71,827
 Top PUT Volume: 
 Strike OI OI Change Volume
               23,500       68,35,855         25,21,675       23,88,458
               23,400       67,40,175         25,00,095       15,72,538

NIFTY Monthly Expiry (26/05/2026)

The NIFTY index closed at 23689.6. The NIFTY monthly expiry for MAY 26, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 1.000 against previous 0.957. 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 23700PE option, with open interest additions also seen in the 23400PE and 23700CE options. On the other hand, open interest reductions were prominent in the 24000CE, 23500CE, and 20500PE options. Trading volume was highest in the 24000CE option, followed by the 23500PE and 24500CE options, indicating active trading in these strikes.

NIFTY Monthly Expiry:26-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         23,689.60                1.000                  0.957               0.788
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    5,76,94,650      5,75,26,170         1,68,480
 PUT:    5,76,77,230      5,50,55,390       26,21,840
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               24,000       53,77,385          -4,40,765         1,85,326
               24,500       51,82,645            1,99,030         1,42,537
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               23,700       11,77,215            3,59,385             70,582
               25,900          4,72,290            3,36,635             15,177
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               24,000       53,77,385          -4,40,765         1,85,326
               23,500       23,55,925          -3,78,625         1,17,048
 Top CALL Volume:
 Strike OI OI Change Volume
               24,000       53,77,385          -4,40,765         1,85,326
               24,500       51,82,645            1,99,030         1,42,537
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               23,000       47,31,870            2,70,010         1,28,569
               23,500       38,09,585            2,47,715         1,60,648
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               23,700       16,08,295            5,59,390             60,868
               23,400       13,85,865            4,88,865             61,462
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               20,500          7,79,870          -2,63,965             15,695
               24,000       37,42,115          -1,47,485             36,943
 Top PUT Volume: 
 Strike OI OI Change Volume
               23,500       38,09,585            2,47,715         1,60,648
               23,000       47,31,870            2,70,010         1,28,569

BANKNIFTY Monthly Expiry (26/05/2026)

The BANKNIFTY index closed at 54128.95. The BANKNIFTY monthly expiry for MAY 26, 2026 has revealed key trends in open interest. The current Put/Call Ratio is at 0.794 against previous 0.714. 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 54000PE option, with open interest additions also seen in the 53000PE and 58500CE options. On the other hand, open interest reductions were prominent in the 58000CE, 60000CE, and 56000CE options. Trading volume was highest in the 54000CE option, followed by the 54000PE and 55000CE options, indicating active trading in these strikes.

BANKNIFTY Monthly Expiry:26-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         54,128.95                0.794                  0.714               0.783
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:    1,67,00,970      1,80,10,140     -13,09,170
 PUT:    1,32,54,510      1,28,52,420         4,02,090
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               60,000       20,53,620          -1,13,610             60,101
               58,000       11,95,140          -1,60,680             72,789
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               58,500          5,19,390               75,060             38,030
               54,200          1,20,630               26,280             37,287
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               58,000       11,95,140          -1,60,680             72,789
               60,000       20,53,620          -1,13,610             60,101
 Top CALL Volume:
 Strike OI OI Change Volume
               54,000          4,68,600              -91,770         1,51,285
               55,000          6,17,310              -76,380         1,28,027
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               60,000          9,74,130                -9,990                   707
               54,000          7,52,730            1,01,250         1,35,343
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               54,000          7,52,730            1,01,250         1,35,343
               53,000          6,48,540               84,510             90,230
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               53,600          1,03,290              -41,580             45,954
               55,000          4,34,880              -39,900             20,506
 Top PUT Volume: 
 Strike OI OI Change Volume
               54,000          7,52,730            1,01,250         1,35,343
               53,500          4,79,880               46,320         1,02,537

MIDCPNIFTY Monthly Expiry (26/05/2026)

The MIDCPNIFTY index closed at 14265.55. The MIDCPNIFTY monthly expiry for MAY 26, 2026, 2025 has revealed key trends in open interest. The current Put/Call Ratio is at 1.265 against previous 1.206. The 14000PE option holds the maximum open interest, followed by the 13500PE and 13000PE options. Market participants have shown increased interest with significant open interest additions in the 13500PE option, with open interest additions also seen in the 14200CE and 12500PE options. On the other hand, open interest reductions were prominent in the 72000CE, 70500CE, and 70500PE options. Trading volume was highest in the 14700CE option, followed by the 14200CE and 14000PE options, indicating active trading in these strikes.

MIDCPNIFTY Monthly Expiry:26-05-2026
 Index Spot PCR OI Prev PCR OI PCR VOL
         14,265.55                1.265                  1.206               0.867
 Total Open Interest Change in all CALLs & PUTs:
  Current Prior Net Ch
 CALL:       55,32,960         55,81,080           -48,120
 PUT:       70,01,880         67,28,520         2,73,360
 Top CALL Open Interest: 
 Strike OI OI Change Volume
               15,000          5,71,560                  4,920               7,881
               15,200          5,14,920                -1,800               1,788
 Top CALL Open Interest addition: 
 Strike OI OI Change Volume
               14,200          2,98,800               74,400             13,868
               15,100          2,49,000               41,880               2,431
 Top CALL Open Interest reduction: 
 Strike OI OI Change Volume
               14,000          2,90,880              -76,920               6,195
               14,500          5,01,120              -46,080               9,645
 Top CALL Volume:
 Strike OI OI Change Volume
               14,700          2,24,160                -6,360             14,594
               14,200          2,98,800               74,400             13,868
 Top PUT Open Interest: 
 Strike OI OI Change Volume
               14,000          8,31,840              -68,880             12,713
               13,500          6,57,600            1,08,600               7,437
 Top PUT Open Interest addition: 
 Strike OI OI Change Volume
               13,500          6,57,600            1,08,600               7,437
               12,500          2,97,000               49,080               1,990
 Top PUT Open Interest reduction: 
 Strike OI OI Change Volume
               14,000          8,31,840              -68,880             12,713
               13,300             88,680              -61,320               4,281
 Top PUT Volume: 
 Strike OI OI Change Volume
               14,000          8,31,840              -68,880             12,713
               14,200          1,91,040               34,680               8,738

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

The broader derivative setup after 14/05/2026 has clearly improved compared to the previous sessions, but the rally still carries signs of caution underneath the surface. The overall Open Interest Volume Analysis suggests that most of the upside move was fuelled by short covering rather than widespread aggressive long creation in current-month contracts. That distinction is critical because short-covering rallies can become volatile once immediate pressure eases.

For NIFTY, the immediate battlefield is now between 23700 support and the heavy 24000 CALL base. Sustaining above 23700 may keep momentum alive toward 23850–24000, but failure to hold this level can quickly invite profit booking because premiums have already compressed sharply. Traders should also closely monitor whether fresh longs continue entering June futures; otherwise the move may lose strength near higher resistance levels.

BANKNIFTY structure has improved considerably, but option writers are still defending higher strikes aggressively. The index may remain volatile between 54000 and 55600 as expiry approaches. Fresh long buildup in June contracts is encouraging, yet sustained upside confirmation will require strong follow-through with stable premiums and continued institutional participation.

MIDCPNIFTY remains the relative outperformer and currently carries the cleanest bullish derivative structure. However, traders should not ignore that broader market rallies can become overheated quickly if momentum buying accelerates without volume expansion in cash markets.

Overall, the current derivative data favours a cautiously bullish stance rather than aggressive euphoric positioning. The best strategy in this environment is to respect support zones, avoid emotional breakout chasing, and track daily Open Interest Volume Analysis carefully because sudden changes in PCR, futures premium, or rollover behaviour can rapidly alter short-term market direction ahead of expiry week.

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

FII / FPI trading activity in Capital Market Segment

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Disclaimer

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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