STRASMORE/EXPLORE 3,293 QUERIES 22Y EQUITIES · 12Y OPTIONS

3,293 answered market questions

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Can an LLM Find Alpha Factors?
240 coin flip factors scored on real prices: annualized Sharpe, Jan 2016 to Jun 2021ranking · 2026-08-02 · 8×3Preview: 8 ranked values, largest first. The twelve best trials in training, re-scored on five untouched years (Jul 2021 to Jun 2026)ranking · 2026-08-02 · 12×3Preview: 12 ranked values, largest first. The best score climbs with the size of the search: best and average Sharpe by trials runranking · 2026-08-02 · 9×3Preview: 9 ranked values, smallest first.
Learn Quant Trading From an Open Source Book
Twelve months of daily moves: annualized volatility and worst session, eight namesranking · 2026-08-02 · 8×3Preview: 8 ranked values, largest first. US tickers trading in a June week, and how many still traded in June 2026ranking · 2026-08-02 · 11×4Preview: 11 ranked values, smallest first. Average quoted spread by ET half hour: AAPL and KO, Friday July 17, 2026series · 2026-08-02 · 16×3Preview: a 16-point series, ending lower. Average distance from one session's close to the next session's open, monthlyseries · 2026-08-02 · 24×4Preview: a 16-point series, ending lower.
Is 30% IV High? It Depends on the Ticker
IV rank against IV percentile: the latest reading inside each ticker's 52-week rangetable · 2026-08-02 · 8×6 Where a 30% reading sits in each ticker's own two-year distributiontable · 2026-08-02 · 8×6 Monthly median 30-day implied volatility: index ETF, staple, and chipmakerseries · 2026-08-02 · 24×5Preview: a 16-point series, ending lower. Implied volatility band against the move the underlying made the next sessiontable · 2026-08-02 · 5×5
Pattern Day Trader Rule: What Replaced It
US trading sessions per month, January 2025 through June 2026series · 2026-08-01 · 18×3Preview: a 16-point series, ending higher. SPY share volume by half hour, week of July 6, 2026 (Eastern time)series · 2026-08-01 · 32×2Preview: a 16-point series, roughly flat. Median and 90th percentile full day range, eight names, H1 2026ranking · 2026-08-01 · 8×3Preview: 8 ranked values, largest first.
Selling Mutual Funds at a Loss: How Basis Works
Daily tracking difference against SPY: broad US equity funds, first half of 2026ranking · 2026-08-01 · 4×3Preview: 4 ranked values, smallest first. The same monthly lots ranked by per share result at the December 2022 priceranking · 2026-08-01 · 18×3Preview: 16 ranked values, largest first. Distribution cadence: index and income funds, twelve months to June 30, 2026ranking · 2026-08-01 · 9×4Preview: 9 ranked values, largest first. A monthly buyer's lot prices and running average cost: VTI, July 2021 to December 2022series · 2026-08-01 · 18×4Preview: a 16-point series, ending lower.
When Do Mutual Fund Trades Settle?
Short end vs long end of the Treasury curve: monthly averages, July 2024 to June 2026series · 2026-08-01 · 24×4Preview: a 16-point series, ending lower. Trading sessions vs calendar days, twelve months through June 2026series · 2026-08-01 · 12×4Preview: a 12-point series, ending lower. How far the S&P 500 tracker moved open to close: sessions by size band, July 2025 to June 2026ranking · 2026-08-01 · 5×3Preview: 5 ranked values, largest first. Longest breaks between US trading sessions, January to late July 2026ranking · 2026-08-01 · 10×2Preview: 10 ranked values, largest first.
Market Recap: July 30, 2026, The Day in Numbers
Top 6 by dollars traded, top 4 by shares traded: July 30 regular hourstable · 2026-08-01 · 10×5 SPY day move in trailing context (open-to-close, June 30 through July 30)scalar · 2026-08-01 · 1×40.77 Sector ETFs, July 30 close vs July 29 close, rankedranking · 2026-08-01 · 11×3Preview: 11 ranked values, largest first. SPY / QQQ / DIA / IWM: July 30 vs the July 29 close, regular hourstable · 2026-08-01 · 4×10 Options tape: contracts, call share, same-day share vs Wednesday, busiest SPY contractscalar · 2026-08-01 · 1×1210.93 Eight mega-caps: change vs July 29 and regular-hours dollars, July 30table · 2026-08-01 · 8×5 Biggest gainers and decliners: July 30 close vs July 29 close, $5M+ traded, splits excludedranking · 2026-08-01 · 16×4Preview: 16 ranked values, largest first. Liquid-tape breadth: July 30 close vs July 29 close, $1M-traded filterscalar · 2026-08-01 · 1×63,782
Market Recap: July 29, 2026, The Day in Numbers
Top 6 by dollars traded, top 4 by shares traded: July 29 regular hourstable · 2026-08-01 · 10×5 Session verification: first/last SPY bar ET, regular-bar count, holiday receipts, next closurescalar · 2026-08-01 · 1×7390 Seven names: RTH median quoted spread in basis points, with quote-quality counts, July 29table · 2026-08-01 · 7×5 July 30 and 31 on the calendar: closures, ex-dividends, splits, the Friday expiry, and the short-interest lagscalar · 2026-08-01 · 1×60 Ex-dividends, splits, listings, news, and the July 29 SEC filing mixscalar · 2026-08-01 · 1×1485 Treasury curve prints on file, July 24 through July 29series · 2026-08-01 · 4×5Preview: a 4-point series, ending higher. SPY day move in trailing context (open-to-close, June 29 through July 29)scalar · 2026-08-01 · 1×4-1.41 SPY's median spread ranked against every July session, tightest firstscalar · 2026-08-01 · 1×40.27 Sector ETFs, July 29 close vs July 28 close, rankedranking · 2026-08-01 · 11×3Preview: 11 ranked values, largest first. SPY / QQQ / DIA / IWM: July 29 vs the July 28 close, regular hourstable · 2026-08-01 · 4×10 Stocks NBBO update count: July 29 vs July 28, with named-ticker updates (millions)scalar · 2026-08-01 · 1×6722.65 Options NBBO tape: total updates vs the stock tape, plus the SPY root slice, July 29scalar · 2026-08-01 · 1×313.55 Options tape: contracts, call share, same-day share vs Tuesday, busiest SPY contractscalar · 2026-08-01 · 1×1211.03 Eight mega-caps: change vs July 28 and regular-hours dollars, July 29table · 2026-08-01 · 8×5 Biggest gainers and decliners: July 29 close vs July 28 close, $5M+ traded, splits excludedranking · 2026-08-01 · 16×4Preview: 16 ranked values, largest first. Liquid-tape breadth: July 29 close vs July 28 close, $1M-traded filterscalar · 2026-08-01 · 1×61,652
Market Recap: July 28, 2026, The Day in Numbers
Top 6 by dollars traded, top 4 by shares traded: July 28 regular hourstable · 2026-08-01 · 10×5 Session verification: first/last SPY bar ET, regular-bar count, holiday receipts, next closurescalar · 2026-08-01 · 1×7390 Seven names: RTH median quoted spread in basis points, with quote-quality counts, July 28table · 2026-08-01 · 7×5 July 29 through 31 on the calendar: closures, ex-dividends, splits, the Friday expiry, and the short-interest lagscalar · 2026-08-01 · 1×60 Ex-dividends, splits, listings, news, and the July 28 SEC filing mixscalar · 2026-08-01 · 1×14147 Treasury curve prints on file, July 23 through July 28series · 2026-08-01 · 4×5Preview: a 4-point series, ending higher. SPY day move in trailing context (open-to-close, June 29 through July 28)scalar · 2026-08-01 · 1×40.21 SPY's median spread ranked against every July session, tightest firstscalar · 2026-08-01 · 1×40.27 Sector ETFs, July 28 close vs July 27 close, rankedranking · 2026-08-01 · 11×3Preview: 11 ranked values, largest first. SPY / QQQ / DIA / IWM: July 28 vs the July 27 close, regular hourstable · 2026-08-01 · 4×10 Stocks NBBO update count: July 28 vs July 27, with named-ticker updates (millions)scalar · 2026-08-01 · 1×6536.07 Options NBBO tape: total updates vs the stock tape, plus the SPY root slice, July 28scalar · 2026-08-01 · 1×310.23 Options tape: contracts, call share, same-day share vs Monday, busiest SPY contractscalar · 2026-08-01 · 1×1210.07 Eight mega-caps: change vs July 27 and regular-hours dollars, July 28table · 2026-08-01 · 8×5 Biggest gainers and decliners: July 28 close vs July 27 close, $5M+ traded, splits excludedranking · 2026-08-01 · 16×4Preview: 16 ranked values, largest first. Liquid-tape breadth: July 28 close vs July 27 close, $1M-traded filterscalar · 2026-08-01 · 1×63,519
Market Recap: July 27, 2026, The Day in Numbers
Top 6 by dollars traded, top 4 by shares traded: July 27 regular hourstable · 2026-08-01 · 10×5 Session verification: first/last SPY bar ET, regular-bar count, holiday receipts, next closurescalar · 2026-08-01 · 1×7390 Seven names: RTH median quoted spread in basis points, with quote-quality counts, July 27table · 2026-08-01 · 7×5 July 28 through 31 on the calendar: closures, ex-dividends, splits, the Friday expiry, and the short-interest lagscalar · 2026-08-01 · 1×60 Ex-dividends, splits, listings, news, and the July 27 SEC filing mixscalar · 2026-08-01 · 1×1491 Treasury curve prints on file, July 22 through July 27series · 2026-08-01 · 4×5Preview: a 4-point series, ending lower. SPY day move in trailing context (open-to-close, June 26 through July 27)scalar · 2026-08-01 · 1×4-0.79 SPY's median spread ranked against every July session through the 27th, tightest firstscalar · 2026-08-01 · 1×40.27 Sector ETFs, July 27 close vs July 24 close, rankedranking · 2026-08-01 · 11×3Preview: 11 ranked values, largest first. SPY / QQQ / DIA / IWM: July 27 vs the July 24 close, regular hourstable · 2026-08-01 · 4×10 Stocks NBBO update count: July 27 vs July 24, with named-ticker updates (millions)scalar · 2026-08-01 · 1×6553.53 Options NBBO tape: total updates vs the stock tape, plus the SPY root slice, July 27scalar · 2026-08-01 · 1×310.38 Options tape: contracts, call share, same-day share vs Friday, busiest SPY contractscalar · 2026-08-01 · 1×1211.07 Eight mega-caps: change vs July 24 and regular-hours dollars, July 27table · 2026-08-01 · 8×5 Biggest gainers and decliners: July 27 close vs July 24 close, $5M+ traded, splits excludedranking · 2026-08-01 · 16×4Preview: 16 ranked values, largest first. Liquid-tape breadth: July 27 close vs July 24 close, $1M-traded filterscalar · 2026-08-01 · 1×63,880
How Risky Is Options Trading? The Mechanics
Weekend gaps: prior close to next open, six widely held names, August 2024 to July 2026table · 2026-08-01 · 6×5 One AAPL call through its final month: closing premium split into intrinsic value and time valueseries · 2026-08-01 · 23×5Preview: a 16-point series, roughly flat. Same AAPL call, same window: session moves for the contract and for the stockseries · 2026-08-01 · 23×3Preview: a 16-point series, ending higher. AAPL contracts trading on their own expiration day: share finishing out of the money, six monthly cyclesranking · 2026-08-01 · 6×4Preview: 6 ranked values, smallest first.
Does Dividend Capture Actually Work?
Quarterly dividend as a share of price vs typical daily move: ten large payers, Jul 2023 to Jun 2026ranking · 2026-08-01 · 10×4Preview: 10 ranked values, largest first. Coca-Cola (KO): overnight decline vs dividend on each ex-dividend date, Sep 2023 to Jun 2026series · 2026-08-01 · 12×4Preview: a 12-point series, ending higher. Ex-dividend openings sorted by decline as a multiple of the dividend: US quarterly payers, Jan 2024 to Jun 2026ranking · 2026-08-01 · 5×3Preview: 5 ranked values, smallest first. Overnight decline vs dividend paid: ten large payers, 12 ex-dividend dates each, Jul 2023 to Jun 2026table · 2026-08-01 · 10×5
Covered Call ETFs: the Real Tradeoff
Three years of total return, split into price change and distributions: July 2023 to June 2026table · 2026-08-01 · 8×7 Total return by calendar year: a Nasdaq index fund vs a Nasdaq covered call fundranking · 2026-08-01 · 4×3Preview: 4 ranked values, smallest first. Price path indexed to 100: two index funds and their covered call counterparts, month endsseries · 2026-08-01 · 36×5Preview: a 16-point series, roughly flat.
AI Daily Market Research Reports: What Breaks
SPY: average overnight repricing vs average regular-session move, monthlyseries · 2026-08-01 · 24×3Preview: a 16-point series, roughly flat. What the next session did: 36 large caps bucketed by the prior day's move, Aug 2024 to Jul 2026table · 2026-08-01 · 5×5 When headlines actually land: article counts by ET clock hour, July 2026ranking · 2026-08-01 · 24×4Preview: 16 ranked values, smallest first. Headline coverage by size of daily move: 36 large caps, May to July 2026ranking · 2026-08-01 · 5×4Preview: 5 ranked values, smallest first. Daily turnover in the top ten movers: fixed 36 name large-cap list, July 2026series · 2026-08-01 · 21×3Preview: a 16-point series, ending lower.
What Is the Efficient Market Hypothesis?
The index against the names inside it: calendar years 2021 to 2025, a 34-name large-cap baskettable · 2026-07-31 · 5×5 What followed each kind of session: next-day outcome by the prior day's move, same twelve namesranking · 2026-07-31 · 5×4Preview: 5 ranked values, largest first. Lag-one autocorrelation of daily returns: twelve household names, July 2021 to June 2026ranking · 2026-07-31 · 12×4Preview: 12 ranked values, smallest first.
What Is Max Pain in Options? The Real Math
SPY contracts traded by strike, July 17 2026 expiryranking · 2026-07-31 · 22×3Preview: 16 ranked values, smallest first. Minimising strike vs settlement close: SPY monthly expirations, Feb to Jul 2026table · 2026-07-31 · 6×5 The six lowest-payout candidate strikes, SPY July 17 2026 expiryranking · 2026-07-31 · 6×2Preview: 6 ranked values, smallest first.
ZM at-the-money IV by days to expiry, most recent week of data

ZM at-the-money IV by days to expiry, most recent week of data

most recentas of ranking 5×4read in context →
ZM at-the-money IV by days to expiry, most recent week of data — 5 rows by 4 columns, computed from US exchange, SIP and OPRA data.
dte_bucketatm_iv_pctcontract_countas_of
0 to 10 days53.8162Oct 22, 2026
11 to 30 days42.9149Oct 22, 2026
31 to 60 days44.783Oct 22, 2026
61 to 120 days4547Oct 22, 2026
over 120 days44.771Oct 22, 2026
the exact SQL behind every number
SELECT
    multiIf(days_to_expiry <= 10,  '0 to 10 days',
            days_to_expiry <= 30,  '11 to 30 days',
            days_to_expiry <= 60,  '31 to 60 days',
            days_to_expiry <= 120, '61 to 120 days',
                                   'over 120 days')   AS dte_bucket,
    round(100 * avg(toFloat64(implied_volatility)), 1) AS atm_iv_pct,
    count()                                            AS contract_count,
    formatDateTime(max(date), '%b %e, %Y')             AS as_of
FROM global_markets.options_greeks
WHERE underlying_symbol = 'ZM'
  AND iv_converged = 1
  AND volume > 0
  AND toFloat64(underlying_close) > 0
  AND abs(toFloat64(strike_price) / toFloat64(underlying_close) - 1) < 0.05
  AND date >= (
        SELECT max(date)
        FROM global_markets.options_greeks
        WHERE underlying_symbol = 'ZM' AND iv_converged = 1
      ) - 7
GROUP BY dte_bucket
ORDER BY min(days_to_expiry)
$