An introduction to NSE bhavcopy data — what it is, what it captures, and how turning it into structured insights helps traders and investors read the market with more clarity.
We ran hierarchical clustering with no category labels across 2.75 years of daily returns for 200 ETFs with long NSE trading histories using insights from bhavcopydata.com. The algorithm cleanly separated a cluster of 21 gold and silver funds, isolated the one ETF this site already flagged for an unexplained 89.6% move, and split the site's own International category into at least three distinct groups. This week, the Motilal Oswal Nasdaq Q-50 ETF (MONQ50) rose 30.46%, the Mirae Asset S&P 500 Top 50 ETF (MASPTOP50) rose 13.36% and the Mirae Asset NYSE FANG+ ETF (MAFANG) rose 15.66%. Exactly the cluster the algorithm had already grouped together. While the two Hang Seng linked International funds rose only 1.27% and 3.71%. The correlation between MONQ50 and MASPTOP50 also reached its highest sustained level in the full 2.75 years of data, a finding we checked against a rank based correlation test before trusting it.
Weekly NSE data wrap for 5 to 9 October 2026, a full five session week. The Motilal Oswal Nasdaq Q-50 ETF (MONQ50) rose 30.46% after two straight weeks of declines, as all three international ETFs on the site rallied together. Surani Steel Tubes Ltd. (SURANI) hit its upper price band four sessions running and gained 59.97% for the week, and the week's two largest block and bulk deals were both exact crossings between PI Opportunities AIF V LLP and Pioneer Investment Fund Scheme II, in ICICI Bank Ltd (ICICIBANK) and Kajaria Ceramics Ltd (KAJARIACER).
Weekly NSE F&O data wrap for 5 to 9 October 2026. Comparing open interest from Wednesday 1 October to the week's close, 259 stock futures landed in short buildup against 173 in long buildup, even as the Nifty 50 and the Bank Nifty both closed the week higher. HDFC Bank Limited (HDFCBANK) saw the week's heaviest single stock future turnover at INR 11,503.2 crores while open interest unwound 7.4%, and the Bank Nifty's October put call ratio by open interest climbed from 0.8646 to 0.9831 across the week.
Weekly NSE data wrap for 28 September to 1 October 2026, a four session week with NSE closed on 2 October for Gandhi Jayanti. The Motilal Oswal Nasdaq Q-50 ETF (MONQ50) fell another 9.99% as its rally unwind continued. Party Cruisers Ltd (PARTY-RE) appeared to triple on turnover of just INR 3,270. Jupiter Capital Private Limited sold INR 829.7 crores of AXISCADES Tech Ltd (AXISCADES) in a single block trade, and Augment India I Holdings LLC exited INR 1,095.9 crores of Clean Max Enviro Energy Solutions Limited (CLEANMAX).
Weekly NSE F&O data wrap for 28 September to 1 October 2026. September's monthly futures contracts expired on Tuesday 29 September, and the Nifty 50's October contract fell 3.15% while carrying almost all the week's open interest. PB Fintech Limited (POLICYBZR) fell a further 16.15% after last week's 33.7% plunge, and BSE Limited (BSE) was net sold in the cash market the same week its futures fell 4.00% on rising open interest.
Monthly NSE SME data wrap for September 2026. Turnover rose 16.9% from August to INR 7,021.3 crores. Breadth stayed mildly negative, a stock split and a bonus issue both got excluded from the mover count, and a pair of circuit day runs produced the month's sharpest new 52 week highs.
We built a residual correlation detector across 227 actively traded SME stocks on bhavcopydata.com, tested all 25,651 pairs, and ran the two strongest results through a permutation test and a rank correlation check built to catch a false positive. One pair collapsed under rank correlation to something indistinguishable from noise. The other, M.V.K. Agro Food Products (MVKAGRO) and Polysil Irrigation Systems (POLYSIL), held up across fourteen months of rolling windows and a permutation test that never matched it once in two hundred trials.
The US 10 year Treasury yield dipped in the days before Fed Chair Kevin Warsh's 28 August Jackson Hole speech, on a Treasury bond-buyback report and falling oil prices, then climbed straight back to 4.79% once Warsh's speech offered no rate cut signal and the August jobs report beat forecasts. India's 10 year yield kept climbing the whole time, to 6.96%, on a hawkish RBI and a fresh oil price shock of its own. Insights from bhavcopydata.com show India's long duration gilt ETFs still sliding through it, even as the 5 year segment and every liquid fund on the site kept climbing.
A two state Hidden Markov Model on the corporate bond 737NTPC35C shows its sawtooth chart is not accrued interest but a genuine switch between two price states, a pattern also found, in smaller form, across 254 other corporate bonds on bhavcopydata.com.
Backtested 155,456 turnover floored futures contract days from the OI buildup framework that runs on bhavcopydata.com every day, comparing what each label implied against what actually happened over the next 1, 3 and 5 trading days.
I built two machine learning models on 160,315 ETF trading days from bhavcopydata.com to see whether today's insights can predict tomorrow's gap at open. Here is what worked, what did not, and why plain accuracy was the wrong number to trust.
Insights from bhavcopydata.com on 17 fresh options signals across 13 NSE stocks between 27 July and 07 August 2026. Every single one showed options pricing a smaller move to expiry than the stock's own recent trading range implied, even for names near their richest IV Rank of the past year.
We hypothesized earlier that a 52-week high is not a buy signal on its own. So, we went back to every ETF and SME stock that hit a fresh 52-week high in the first week of May 2026 and analyzed what happened next.
What do smart money trades look like? Three bulk-deal trades from NSE data - two that worked, one that did not - and how to tell the difference before the fact, not after.
SME-listed stocks are not just smaller mainboard companies. The trading mechanics, liquidity, and volatility are genuinely different. Here is what you should know before you look at the data.
What the Active/Moderate/Very Thin liquidity badges on corporate bond data actually mean, how they are calculated, and why turnover alone is not enough to call a bond liquid.
A new 52-week high or low tells you where a price sits relative to its own past year, nothing more. This is what our position % metric actually measures, and why it is not a verdict on its own.
Block deals and bulk deals both show up as 'big trades' in NSE data, but they mean different things. Read on to tell them apart and understand them correctly.
Based on NSE bhavcopy data, KOTAK PSU BANK ETF appeared to have dropped 90% in a single session. What actually happened? and how we did we read the numbers to tell a split from a crash?
Weekly NSE data wrap for 21 to 25 September 2026, a full five session week. The Motilal Oswal Nasdaq Q-50 ETF (MONQ50) closed down 45.9% after three straight lower circuit days, giving back all of the prior week's 83.2% rally and more. Chavda Infra Limited (CHAVDA) appeared to fall 49.8% in a single session, actually a bonus issue price adjustment. Platinum Jasmine A 2018 Trust sold INR 2,390.6 crores of Lenskart Solutions Limited (LENSKART) in one bulk deal with no offsetting buy.
Weekly NSE F&O data wrap for 21 to 25 September 2026. Futures turnover climbed from INR 67,176.6 crores on Monday to INR 342,550.4 crores on Friday as positioning rolled into next Tuesday's monthly expiry, the Nifty 50 fell 1.17% to 23,140.5 and Bank Nifty fell 1.58% to 55,580.4, and PB Fintech Limited (POLICYBZR) fell 33.7% on the week's most active single stock options chain.
Weekly NSE F&O data wrap for 15 to 18 September 2026, a four session week after Monday's market holiday. INR 276,981.5 crores of futures turnover and INR 232,149.6 crores of options premium turnover, stock futures positioning skewed toward fresh shorts as the Nifty 50 fell 0.22% and Bank Nifty fell 0.44%, and the Nifty's active weekly options expiry saw its put call ratio climb from 0.94 to 1.12 across the week.
Weekly NSE data wrap for 15 to 18 September 2026, a four session week after Monday's market holiday. The Motilal Oswal Nasdaq Q-50 ETF (MONQ50) closed up 83.2% on rising volume, corroborated by a similar move in the Mirae Asset S&P 500 Top 50 ETF (MASPTOP50). Oriana Power Limited (ORIANA) appeared to fall 77.9% on the SME board, actually a bonus issue price adjustment flagged by NSE's own corporate action indicator. Peak XV Partners exited a large stake in Billionbrains Garage Ventures Limited (GROWW) through a single INR 1,756.2 crore bulk deal.
Weekly NSE F&O data wrap for 7 to 11 September 2026. INR 308,342.2 crores of futures turnover and INR 230,670.7 crores of options premium turnover, stock futures positioning skewed heavily toward short buildup as the Nifty 50 fell 2.09% and Bank Nifty fell 1.33%, and the Nifty's nearest weekly options expiry saw its put call ratio jump from 0.64 to 1.06 on Friday alone.
Weekly NSE data wrap for 7 to 11 September 2026. Nasdaq and NYSE FANG+ linked ETFs rallied sharply even as domestic IT ETFs fell in the same week, Visaman Global Sales (VISAMAN) extended a lower circuit streak to sixteen consecutive sessions on the SME board, corporate bond trading stayed thin and orderly, and block and bulk deal flow swung to a net INR 1,201.5 crores negative after a Friday promoter sale in Granules India (GRANULES).
Weekly NSE data wrap for 31 August to 4 September 2026. Silver and gold ETFs led turnover lower as the precious metal complex cooled, Aaradhya Disposal Industries (AARADHYA) and Pentagon Rubber (PENTAGON) rode consecutive upper circuits on the SME board, corporate bond trading stayed thin and orderly, and block and bulk deal flow ran a net INR 7,511.2 crores negative as global funds sold Eternal (ETERNAL) and Laurus Labs (LAURUSLABS).
Weekly futures and options wrap for 31 August to 4 September 2026. Stock futures open interest rose across 372 of 612 actively traded names even as prices fell, NIFTY's own futures carried a Short Buildup reading, and Eternal (ETERNAL) and Laurus Labs (LAURUSLABS) were sold both in block and bulk deals and in the futures market by the same foreign funds.
Monthly NSE SME data wrap for August 2026. Turnover rose 14.7% from July to INR 6,007.9 crores. Breadth stayed mildly negative, a fresh listing posted the month's biggest debut pop, and a rights entitlement's decay stayed out of the mover count.
Weekly NSE data wrap for 24 to 28 August 2026. Two Aditya Birla gold and silver ETFs split ten for one and briefly read as 90% losers, metal and pharma ETFs led a mild down week for the lane, corporate bond trading stayed thin and orderly, several SME small caps broke out on heavy volume, and block and bulk flow ran a net INR 5,472 crores negative as pre listing investors kept selling recently listed companies.
Weekly futures and options wrap for 24 to 28 August 2026. The monthly expiry landed mid week on 25 August, futures turnover front loaded into it and then fell away, and stock futures open interest dropped across 163 of 207 traded names as August positions were closed rather than carried into September.
Weekly futures and options wrap for 17 to 21 August 2026. Daily futures turnover nearly quintupled into the back half of the week ahead of the 25 August expiry, stock positioning stayed bearish leaning, and BSE Ltd's futures and options told opposite stories on the same stock.
Weekly NSE data wrap for 17 to 21 August 2026. Silver and gold ETFs led gains while IT sector ETFs lagged, corporate bonds extended their rally into a fourth straight week, a new SME listing doubled on its debut day while another fell 80% in its first week of trading, and an INR 4,451 crore ownership transfer in Aster DM Quality Care Ltd headlined smart money activity.
Weekly futures and options wrap for 10 to 14 August 2026. Stock futures leaned toward Short Buildup even more than last week, both NIFTY and BANKNIFTY futures showed the same tilt at the index level, and Bharat Forge stood out with a bearish read in both futures OI and options PCR the same week.
Weekly NSE data wrap for 10 to 14 August 2026. ETF breadth turned negative and turnover faded through the week, corporate bonds extended their rally into a third straight week, two SME stocks posted sustained multi day rallies, and large ownership transfers in Tenneco Clean Air India and Dr Agarwal's Health Care stood out in smart money activity.
Weekly futures and options wrap for 3 to 7 August 2026. Stock futures leaned toward Short Buildup for the week, NIFTY's front weekly options PCR nearly halved from 1.34 to 0.73, and Adani Green Energy futures showed bearish positioning the same week its large block deal transfer made news.
Weekly NSE data wrap for 3 to 7 August 2026. Silver and global tech ETFs rebounded from last week's losses, 43 corporate bonds touched new 52 week highs, SME breadth stayed mixed, and two large block deal transfers, in Adani Green Energy and CreditAccess Grameen, stood out in smart money activity.
Monthly NSE SME data wrap for July 2026. Turnover rose 3.1% from June. Breadth stayed slightly negative, and two large single day drops turned out to be corporate actions.
Weekly NSE data wrap for Jul 27–31, 2026. IT-themed ETFs rallied together while Nasdaq-linked funds pulled back, 35 corporate bonds touched new 52-week highs, SME's OPTIVALUE gained 63.6% on sustained smart-money buying, and an early investor exited IIFL in a clean institutional handoff.
Weekly NSE data wrap for Jul 20–24, 2026 — silver ETFs led gainers while banking ETFs lagged, corporate bonds firmed on thin volume, SME breadth turned negative, and a large post-listing exit dominated smart money flow.