STRASMORE/EXPLORE 2,170 QUERIES 22Y EQUITIES · 12Y OPTIONS

2,170 answered market questions

every one with its exact SQL, its result and the date it was computed · free, no signup

Weekly Market Recap: The Week in Numbers
Where the volume went: most dollars traded over the past weekranking · 2026-08-25 · 8×2Preview: 8 ranked values, largest first. The eleven S&P 500 sectors over the past weekranking · 2026-08-25 · 11×2Preview: 11 ranked values, largest first. Biggest stock losers over the past weekranking · 2026-08-25 · 7×3Preview: 7 ranked values, smallest first. The major index ETFs over the past weekranking · 2026-08-25 · 4×4Preview: 4 ranked values, largest first. Biggest stock gainers over the past weekranking · 2026-08-25 · 7×3Preview: 7 ranked values, largest first. Daily market breadth: advancers vs decliners each session (names trading $500M+)series · 2026-08-25 · 5×3Preview: a 5-point series, ending higher.
Upcoming Stock Splits Calendar
Upcoming US stock splits: announced, with a future effective datetable · 2026-08-25 · 30×5 Announced upcoming splits by directionranking · 2026-08-25 · 2×2Preview: 2 ranked values, smallest first. Announced stock splits by effective month: forward vs reverseseries · 2026-08-25 · 5×4Preview: a 5-point series, ending lower.
Recent Stock Splits (Forward and Reverse)
Forward vs reverse splits executed in the last 45 daysranking · 2026-08-25 · 2×2Preview: 2 ranked values, largest first. Recent reverse stock splits (shares consolidated), last 30 daysranking · 2026-08-25 · 15×4Preview: 15 ranked values, largest first. Recent forward stock splits (shares multiplied), last 60 days, ETFs excludedranking · 2026-08-25 · 15×4Preview: 15 ranked values, smallest first.
Highest Implied Volatility Stocks Right Now
SPY, the same measurement: the market's calm benchmarkscalar · 2026-08-25 · 1×312.3 ATM implied volatility across every actively traded underlying, latest sessionscalar · 2026-08-25 · 1×5947 Highest ATM implied volatility: liquid single names and funds, latest sessiontable · 2026-08-25 · 12×5
Dividend Increases & Cuts This Week
Increases against cuts, by week of declaration (complete weeks only)series · 2026-08-25 · 26×4Preview: a 16-point series, ending lower. Payers across their own share split: the raw change against the split-adjusted changeseries · 2026-08-25 · 9×7Preview: a 9-point series, ending lower. Increases, cuts and the typical raise this calendar year, by company size (bands use today's market value)table · 2026-08-25 · 4×6 Dividend increases declared in the last 7 days, largest companies first (capped at 12 rows)series · 2026-08-25 · 12×8Preview: a 12-point series, ending lower. Dividend cuts declared in the last 90 days, the deepest 14 first (one week is too thin for a table)series · 2026-08-25 · 14×6Preview: a 14-point series, ending higher.
Biggest Stock Gainers and Losers This Week
Biggest stock losers this week (names trading $1B+, leveraged/inverse ETFs excluded)ranking · 2026-08-25 · 10×4Preview: 10 ranked values, smallest first. The four major index ETFs this week, for contextranking · 2026-08-25 · 4×2Preview: 4 ranked values, largest first. Biggest stock gainers this week (names trading $1B+, leveraged/inverse ETFs excluded)ranking · 2026-08-25 · 10×4Preview: 10 ranked values, largest first.
Biggest Stock Movers This Month
The window and the screened universe behind every board on this pagescalar · 2026-08-25 · 1×521 Where every screened company landed: monthly returns by bucketranking · 2026-08-25 · 6×2Preview: 6 ranked values, smallest first. Eight household mega-cap names over the same windowranking · 2026-08-25 · 8×2Preview: 8 ranked values, largest first. Biggest stock losers this month (companies trading $1B+ over the window)ranking · 2026-08-25 · 10×3Preview: 10 ranked values, smallest first. The four major index trackers across the same window, rebased to the first openseries · 2026-08-25 · 21×5Preview: a 16-point series, ending higher. Biggest stock gainers this month (companies trading $1B+ over the window)ranking · 2026-08-25 · 10×3Preview: 10 ranked values, largest first.
Stocks at 52-Week Highs and Lows
How far the whole screen sits below its 52-week highranking · 2026-08-25 · 6×4Preview: 6 ranked values, smallest first. Stocks at 52-week lows, ordered by year-to-date returnranking · 2026-08-25 · 9×3Preview: 9 ranked values, smallest first. Where five broad-market ETFs sit inside their own 52-week rangeranking · 2026-08-25 · 5×4Preview: 5 ranked values, smallest first. Stocks at 52-week highs, ordered by year-to-date returnranking · 2026-08-25 · 12×3Preview: 12 ranked values, smallest first. New 52-week highs against new lows, daily, over the past six weeksseries · 2026-08-25 · 31×4Preview: a 16-point series, roughly flat.
Why Ticker Symbols Break Your Dataset
When each symbol last printed a daily barranking · 2026-08-22 · 6×3Preview: 6 ranked values, largest first. New listings landing on a symbol that already had historyranking · 2026-08-22 · 11×3Preview: 11 ranked values, smallest first. Which share-class spellings actually carry historyranking · 2026-08-22 · 4×4Preview: 4 ranked values, smallest first. Trading sessions per year under FB and METAranking · 2026-08-22 · 15×3Preview: 15 ranked values, smallest first.
Why Odd Lots Don't Set the NBBO
Round lot size for a basket of familiar tickers, from the latest closeranking · 2026-08-22 · 9×3Preview: 9 ranked values, largest first. Listed names averaging above $250 a share, by monthseries · 2026-08-22 · 24×2Preview: a 16-point series, ending lower. How many listed names sit in each round lot tierranking · 2026-08-22 · 3×3Preview: 3 ranked values, largest first. AAPL trade sizes on the 27 April 2026 sessionranking · 2026-08-22 · 4×3Preview: 4 ranked values, largest first.
What Real-Time Market Data Actually Costs
Where AAPL shares printed across venues, June 16 2026ranking · 2026-08-22 · 12×2Preview: 12 ranked values, largest first. US symbols that traded each month over the past yearseries · 2026-08-22 · 12×3Preview: a 12-point series, ending higher. AAPL quote updates by ET clock hour, June 16 2026ranking · 2026-08-22 · 16×3Preview: 16 ranked values, largest first. One ETF's daily record, year by yearranking · 2026-08-22 · 15×3Preview: 15 ranked values, largest first.
The Low-Volatility Anomaly
Growth of $100: a calm name (KO), the market (SPY), a wild name (NVDA), weeklyseries · 2026-08-22 · 115×4Preview: a 16-point series, ending higher. Annualized volatility vs total return, 25 large caps, calmest to wildest (~2 years)ranking · 2026-08-22 · 25×3Preview: 16 ranked values, smallest first. Volatility thirds: median return, and the range from worst to best name in eachtable · 2026-08-22 · 3×6
How Big Is the OPRA Options Quote Feed?
One session, two tapes: every options NBBO update vs. every stock NBBO updatescalar · 2026-08-22 · 1×96.07 SPY's 2026-expiry option chain: one root's share of the quote firehosescalar · 2026-08-22 · 1×13164 The five busiest SPY option contracts of the session, symbol unpackedseries · 2026-08-22 · 5×7Preview: a 5-point series, roughly flat.
Free Stock Market Data API, No Key Required
Highest large-cap dividend yields, latest sessionranking · 2026-08-22 · 12×3Preview: 12 ranked values, largest first. SPY vs QQQ, normalized return over the last 45 daysseries · 2026-08-22 · 33×3Preview: a 16-point series, roughly flat. End-of-day implied-volatility leaders, liquid underlyingsranking · 2026-08-22 · 12×2Preview: 12 ranked values, largest first.
Free SQL API for Stock Market Data
SPY implied volatility by days-to-expiry bucket, latest sessionranking · 2026-08-22 · 9×2Preview: 9 ranked values, smallest first. P/E ratios of US companies above $500B market capranking · 2026-08-22 · 12×2Preview: 12 ranked values, largest first. KO: total cash dividends per share by yearranking · 2026-08-22 · 22×2Preview: 16 ranked values, smallest first.
FINRA Margin Debt Statistics, Explained
Largest month-over-month declines in SPY month-end closesranking · 2026-08-22 · 10×2Preview: 10 ranked values, smallest first. What the market does between the month-end as-of date and a third-week releaseseries · 2026-08-22 · 21×5Preview: a 16-point series, ending lower. Month-end closes that set a new high for the window, by year (SPY)ranking · 2026-08-22 · 21×4Preview: 16 ranked values, largest first. How far SPY travels between month end and the third-week release windowranking · 2026-08-22 · 6×3Preview: 6 ranked values, largest first.
Which Companies Cut Their Dividends?
Dividend cuts at major US companies, ranked by the size of the drop (last 6 years)ranking · 2026-08-22 · 14×4Preview: 14 ranked values, largest first. AT&T's annual dividend per share, before and after its 2022 resetranking · 2026-08-22 · 8×2Preview: 8 ranked values, largest first.
How Block Trades Print on the Tape
Which venues reported AAPL's largest prints, June 10, 2026ranking · 2026-08-20 · 12×3Preview: 12 ranked values, largest first. Execution-to-tape lag by print size, AAPL, June 10, 2026ranking · 2026-08-20 · 4×3Preview: 4 ranked values, smallest first. How AAPL's prints and volume split by trade size, June 10, 2026ranking · 2026-08-20 · 5×3Preview: 5 ranked values, largest first. AAPL volume minute by minute, 3:00 to 4:00 p.m. ET, June 10, 2026series · 2026-08-20 · 60×4Preview: a 16-point series, roughly flat. Sale conditions that flag a specially priced or out-of-sequence printtable · 2026-08-20 · 17×4
NYSE Imbalance Messages: How to Read Them
Gap between the 3:50 p.m. price and the official close, July 2026 sessionsranking · 2026-08-19 · 6×3Preview: 6 ranked values, largest first. How often the close finished above the 3:50 p.m. price, July 2026 sessionsranking · 2026-08-19 · 6×3Preview: 6 ranked values, largest first. Coca-Cola average volume per five-minute bucket, 3:00 p.m. ET to the close, July 2026series · 2026-08-19 · 13×2Preview: a 13-point series, roughly flat. Share of regular-session volume printed in the opening and closing auction minutes, July 2026ranking · 2026-08-19 · 6×3Preview: 6 ranked values, largest first.
Why Your RSI Differs Between Platforms
One session, one formula, different amounts of warm-upranking · 2026-08-17 · 10×3Preview: 10 ranked values, largest first. Where the minute bars actually are, by ET hourranking · 2026-08-17 · 16×3Preview: 16 ranked values, smallest first. RSI(14) on identical closes: Wilder's smoothing against a simple averageseries · 2026-08-17 · 60×4Preview: a 16-point series, ending lower. Two definitions of one daily close, side by sideseries · 2026-08-17 · 21×4Preview: a 16-point series, roughly flat.
Where to Get Historical Implied Volatility Data
Three ways to build a 30-day IV for SPY, from one set of rowsseries · 2026-08-15 · 53×6Preview: a 16-point series, ending higher. One name, one month: implied volatility by time to expiry (AAPL, June 2026)table · 2026-08-15 · 6×5 Median near-the-money IV, 20 to 45 days to expiry (June 2026)ranking · 2026-08-15 · 8×3Preview: 8 ranked values, largest first. Underlying names with converged daily IV, by quartertable · 2026-08-15 · 49×2
Highest IV Rank Stocks Right Now
Where IV percentile sits furthest above IV rank, latest sessiontable · 2026-08-15 · 12×6 How the screened universe distributes across IV rank, latest sessiontable · 2026-08-15 · 9×7 The top-ranked name's implied volatility by week, with its 52-week high and lowseries · 2026-08-15 · 53×4Preview: a 16-point series, roughly flat. Highest IV rank, screened US underlyings, latest options sessionseries · 2026-08-15 · 15×7Preview: a 15-point series, roughly flat. IV rank and IV percentile for twelve widely held tickers, latest sessionseries · 2026-08-15 · 12×7Preview: a 12-point series, ending higher.
Market Data Timestamps: SIP vs Exchange Clocks
Off exchange AAPL prints by reporting delay, 10 June 2026ranking · 2026-08-14 · 5×3Preview: 5 ranked values, largest first. The same twelve prints, ranked by venue clock and by tape clocktable · 2026-08-14 · 12×7 SIP receive lag by venue, AAPL, 10 June 2026 (microseconds)ranking · 2026-08-14 · 11×4Preview: 11 ranked values, largest first. Prints that change bar when you switch clocks, by bar lengthranking · 2026-08-14 · 4×3Preview: 4 ranked values, largest first.
PCAP Market Data: How Market Replay Works
Trade prints per second across the electronic day, June 10 2026series · 2026-08-12 · 64×3Preview: a 16-point series, roughly flat. One minute of AAPL quotes, second by second, 09:30 ET on June 10 2026series · 2026-08-12 · 60×3Preview: a 16-point series, roughly flat. Quote messages per trade, 09:30 to 10:00 ET on June 10 2026ranking · 2026-08-12 · 5×3Preview: 5 ranked values, largest first. AAPL quote clocks, SIP stamp minus exchange stamp, 09:30 to 11:00 ET on June 10 2026series · 2026-08-12 · 9×4Preview: a 9-point series, ending higher.
MBO vs MBP Order Book Data Explained
Trade size mix in the same window (AAPL, 10:00 to 10:30 a.m. ET, June 16, 2026)ranking · 2026-08-12 · 5×4Preview: 5 ranked values, largest first. What changed between consecutive top-of-book messages (AAPL, 10:00 to 10:30 a.m. ET, June 16, 2026)ranking · 2026-08-12 · 4×3Preview: 4 ranked values, smallest first. Top-of-book messages against prints, 10:00 to 10:30 a.m. ET, June 16, 2026ranking · 2026-08-12 · 5×4Preview: 5 ranked values, largest first.
How to Estimate Queue Position From L2 Data
How AAPL prints break down by trade size, June 10 2026ranking · 2026-08-12 · 5×3Preview: 5 ranked values, largest first. Average quoted spread and time at a one cent spread, midday June 10 2026ranking · 2026-08-12 · 6×3Preview: 6 ranked values, smallest first. Top of book messages against prints on the tape, AAPL, June 10 2026series · 2026-08-12 · 8×4Preview: a 8-point series, ending higher.
page 1 of 2
Where the volume went: most dollars traded over the past week

Where the volume went: most dollars traded over the past week

most recentas of ranking 8×2read in context →
Where the volume went: most dollars traded over the past week — 8 rows by 2 columns, computed from US exchange, SIP and OPRA data.
tickerweek_dollar_bn
QQQ55.4
SPY52.6
MU50.9
SNDK47.9
NVDA35.3
AAPL25
MRNA24.4
META21
the exact SQL behind every number
WITH sess AS (
    SELECT ticker, toDate(toTimeZone(window_start, 'America/New_York')) AS d,
        sum(toFloat64(close) * toFloat64(volume)) AS dv
    FROM global_markets.delayed_stocks_minute_aggs
    WHERE window_start >= now() - INTERVAL 12 DAY AND ticker NOT IN ('SPCX','SOXL','SOXS','TQQQ','SQQQ','NVDL','NVDS','NVD','TSLL','TSLQ','TSLZ','SPXL','SPXS','UPRO','SPXU','LABU','LABD','FAS','FAZ','TNA','TZA','YINN','YANG','UDOW','SDOW','BOIL','KOLD','UCO','SCO','USD','SSO','SDS','QLD','QID','ERX','ERY','DRN','DRV','CURE','SOXY','MUU','SNXX','UVXY','SVXY','UVIX','SVIX','BULZ','WEBL','WEBS','DPST','DRIP','GUSH','AGQ','ZSL','BITX','ETHU','MSTX','MSTU','CONL','DUST','JNUG','JDST','NUGT') AND (toHour(toTimeZone(window_start, 'America/New_York')) * 60 + toMinute(toTimeZone(window_start, 'America/New_York'))) BETWEEN 570 AND 959
    GROUP BY ticker, d
),
wk AS (SELECT ticker, sum(dv) AS wd FROM sess WHERE d >= (SELECT max(d) FROM sess) - 6 GROUP BY ticker)
SELECT ticker, round(wd / 1e9, 1) AS week_dollar_bn FROM wk ORDER BY wd DESC LIMIT 8
$