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

3,293 answered market questions

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Gold vs Real Interest Rates: Does It Hold?
Rolling 12-month correlation: daily GLD returns vs daily changes in the 10-year real yieldtable · 2026-10-05 · 76×4 The 10-year real yield, built from the nominal yield and the breakeventable · 2026-10-05 · 80×5 GLD implied volatility by month, near-the-money contracts with 20 to 45 days to expiryseries · 2026-10-05 · 25×4Preview: a 16-point series, ending higher.
Do Multi-Leg Options Count as One Day Trade?
SPY contract volume by days to expiry, September 2026ranking · 2026-10-05 · 4×3Preview: 4 ranked values, largest first.
Can You Lose More Than You Invest?
The largest US oil tracking fund through April 2020: daily close and session lowseries · 2026-10-05 · 17×3Preview: a 16-point series, ending lower. 2023 run from the first close of the year: year end and peakranking · 2026-10-05 · 6×3Preview: 6 ranked values, largest first. Deepest overnight gap down per name, 2015 to 2025 (split dates removed)ranking · 2026-10-05 · 6×3Preview: 6 ranked values, largest first. One NVDA option contract, mid January to March 1, 2024: the furthest travellerseries · 2026-10-05 · 33×3Preview: a 16-point series, ending higher.
Can You Cancel a Limit Order Before It Fills
How often the best quote changed, fifteen minute buckets, Sep 15 2026series · 2026-10-05 · 26×3Preview: a 16-point series, ending lower. AAPL print sizes, share of trades and share of volume, Sep 15 2026ranking · 2026-10-05 · 5×3Preview: 5 ranked values, largest first. Average gap between tape prints, regular session, Sep 15 2026ranking · 2026-10-05 · 6×3Preview: 6 ranked values, smallest first. SPY volume by fifteen minute bucket, Sep 15 2026series · 2026-10-05 · 26×2Preview: a 16-point series, ending lower.
Buy Limit vs Sell Limit Orders Explained
How often a resting limit was reached, by distance from the prior close (SPY, 2021 to Sep 2026)ranking · 2026-10-05 · 6×3Preview: 6 ranked values, smallest first. A 1% buy limit vs a 1% sell limit: share of SPY sessions reached, by yearranking · 2026-10-05 · 6×3Preview: 6 ranked values, smallest first. The gap a marketable limit crosses: average quoted spread, five names, Sep 15 2026ranking · 2026-10-05 · 5×3Preview: 5 ranked values, largest first. A real quote in motion: Apple's bid and ask by the minute, Sep 15 2026series · 2026-10-05 · 15×4Preview: a 15-point series, ending higher.
Block Trade Discounts and Bought Deals
How one ordinary AAPL session splits across print sizesranking · 2026-10-05 · 4×3Preview: 4 ranked values, largest first. Short interest and days to cover at the latest reported settlementranking · 2026-10-05 · 7×4Preview: 7 ranked values, smallest first. Overnight moves, close to next open, over the trailing twelve monthsranking · 2026-10-05 · 7×3Preview: 7 ranked values, largest first. A hypothetical $250 million sale against each name's daily dollar volumeranking · 2026-10-05 · 7×3Preview: 7 ranked values, largest first.
What Real-Time Market Data Actually Costs
Where AAPL shares printed across venues, June 16 2026ranking · 2026-10-04 · 12×2Preview: 12 ranked values, largest first. US symbols that traded each month over the past yearseries · 2026-10-04 · 12×3Preview: a 12-point series, ending higher. AAPL quote updates by ET clock hour, June 16 2026ranking · 2026-10-04 · 16×3Preview: 16 ranked values, largest first. One ETF's daily record, year by yearranking · 2026-10-04 · 15×3Preview: 15 ranked values, largest first.
What Happens After a Reverse Stock Split?
Reverse splits executed Mar 2025 to Feb 2026, by consolidation ratioranking · 2026-10-04 · 5×3Preview: 5 ranked values, largest first. Reverse vs forward splits by execution month, trailing two yearsseries · 2026-10-04 · 24×5Preview: a 16-point series, ending higher. Median move after the split, same cohort, at 20, 60 and 120 sessionsranking · 2026-10-04 · 3×4Preview: 3 ranked values, largest first.
SPYM Dividend: Ex-Dividend Dates & Yield
Trailing twelve month payout per share and yield, measured at each ex-dividend dateseries · 2026-10-04 · 12×5Preview: a 12-point series, ending lower. Monthly share volume printed under each symbol, complete months onlyseries · 2026-10-04 · 13×4Preview: a 13-point series, ending higher. SPYM (formerly SPLG) quarterly distributions: declared, ex, record and pay datesseries · 2026-10-04 · 12×6Preview: a 12-point series, ending higher.
Schedule 13D vs 13G: Rules and Deadlines
Schedule 13D family filings per month, last two yearsseries · 2026-10-04 · 14×3Preview: a 14-point series, ending lower. Companies that drew an initial 13D after 13G coveragetable · 2026-10-04 · 12×5 Most-filed 13D names of the last 18 monthsranking · 2026-10-04 · 3×4Preview: 3 ranked values, largest first.
Marketable vs Non-Marketable Limit Orders
Quoted spread across six names, one 15-minute sliceranking · 2026-10-04 · 6×4Preview: 6 ranked values, largest first. How Apple's prints split by trade size, same 15-minute sliceranking · 2026-10-04 · 5×4Preview: 5 ranked values, largest first. Apple's inside quote by ET half hour, one sessionseries · 2026-10-04 · 15×4Preview: a 15-point series, ending lower. How often each limit price below the 10:00 a.m. anchor was reachedranking · 2026-10-04 · 7×3Preview: 7 ranked values, smallest first.
Event-Driven vs Vectorized Backtesting
Median shares per executed print, 2024ranking · 2026-10-04 · 5×2Preview: 5 ranked values, largest first. Distance from the signal close to the next session's open, 2024ranking · 2026-10-04 · 5×3Preview: 5 ranked values, largest first. How far SPY travels after the minute your signal fired (June 2024)ranking · 2026-10-04 · 5×3Preview: 5 ranked values, smallest first. One rule, two fill conventions: SPY equity curves through 2024series · 2026-10-04 · 12×4Preview: a 12-point series, ending higher.
Which ETFs Have 0DTE Options?
The thin end of the screen: funds with the fewest covered weekdays (September 2026)ranking · 2026-10-04 · 12×3Preview: 12 ranked values, largest first. ETFs ranked by weekday coverage of dated option expirations (chain as of September 2026)table · 2026-10-04 · 15×8 Busiest screened funds by option contract volume (September 2026)ranking · 2026-10-04 · 12×2Preview: 12 ranked values, largest first. Every dated expiration for the leading screened fund (September 2026)series · 2026-10-04 · 20×5Preview: a 16-point series, roughly flat.
Why Stop Orders Fill Below Your Stop
KO's quoted spread and displayed size across one full trading day, 15 September 2026series · 2026-10-03 · 27×4Preview: a 16-point series, ending higher. SPY's twelve deepest gap-down opens since 2021, measured against the prior closeseries · 2026-10-03 · 12×4Preview: a 12-point series, ending lower. How often six household names open under the prior closetable · 2026-10-03 · 6×5
Who Matches Overnight US Stock Trades?
US stock venue records that are not exchangestable · 2026-10-03 · 9×4 AAPL trade prints by ET clock hour, Tue Sep 15 2026ranking · 2026-10-03 · 16×3Preview: 16 ranked values, largest first. AAPL median quoted spread by ET clock hour, Tue Sep 15 2026ranking · 2026-10-03 · 16×3Preview: 16 ranked values, largest first. Share of one session's volume printed before 9 a.m. ETranking · 2026-10-03 · 6×3Preview: 6 ranked values, largest first.
Open-Source Trading Terminal for Python
Median quoted spread across six large caps, 10:00 to 10:30 ET on June 15 2026ranking · 2026-10-03 · 6×4Preview: 6 ranked values, smallest first. Apple in June 2026: full-day range against the widest single minuteseries · 2026-10-03 · 21×4Preview: a 16-point series, ending higher. Apple near-the-money implied volatility by days to expiry, June 15 2026ranking · 2026-10-03 · 5×3Preview: 5 ranked values, smallest first. Apple quoted spread by 30 minute ET bucket, June 15 2026 sessionseries · 2026-10-03 · 13×3Preview: a 13-point series, ending lower.
Market Data Licensing for App Developers
Top-of-book quote messages for one name, one session (16 Jun 2026)ranking · 2026-10-03 · 7×4Preview: 7 ranked values, smallest first. US equity venues grouped by operating MICranking · 2026-10-03 · 11×4Preview: 11 ranked values, largest first. A derived value: monthly annualised realised volatility, SPYseries · 2026-10-03 · 12×3Preview: a 12-point series, ending higher. What a 15-minute delay can hide, by time of session (June 2026)series · 2026-10-03 · 26×3Preview: a 16-point series, ending lower.
Does IPO GMP Predict Listing Gains?
Dispersion of the opening move, by first-session dollar turnoverranking · 2026-10-03 · 4×4Preview: 4 ranked values, largest first. Median listing-day move versus the offer price, by listing yearranking · 2026-10-03 · 10×4Preview: 10 ranked values, smallest first. Median open-to-close move, grouped by the size of the opening moveranking · 2026-10-03 · 5×3Preview: 5 ranked values, largest first. Offer to open, and open to close, on the heaviest-traded recent listing daysranking · 2026-10-03 · 12×3Preview: 12 ranked values, largest first.
How Much Volume Trades at the Close
KO on Sep 23, 2026: shares traded per clock minute into the closeseries · 2026-10-03 · 11×3Preview: a 11-point series, ending higher. Tape conditions whose names mention the closetable · 2026-10-03 · 7×4 KO on Sep 23, 2026: the eight largest prints of the sessionranking · 2026-10-03 · 8×4Preview: 8 ranked values, largest first. KO: closing auction share of the day, August and September 2026series · 2026-10-03 · 42×3Preview: a 16-point series, ending lower. Closing auction share of consolidated daily volume, by day typeranking · 2026-10-03 · 4×3Preview: 4 ranked values, largest first.
Walmart Stock Split History (WMT)
Walmart (WMT) dividends per share: as declared and restated for splitsranking · 2026-10-02 · 12×3Preview: 12 ranked values, largest first. Every Walmart (WMT) stock split, with the running share multiplierscalar · 2026-10-02 · 1×43 Walmart (WMT) year-end close and yearly high, as the series stores themranking · 2026-10-02 · 12×3Preview: 12 ranked values, smallest first. Companies completing a forward stock split, by calendar yearranking · 2026-10-02 · 16×2Preview: 16 ranked values, largest first.
Why Would Anyone Sell a Put Option?
AAPL put premiums by strike, one pinned session about a month from expirytable · 2026-10-02 · 9×9 One week of real chains: put premium and implied volatility at strikes about 5% below the marketranking · 2026-10-02 · 7×4Preview: 7 ranked values, largest first. AAPL: implied volatility quoted on one-month puts, against the volatility the next month printedseries · 2026-10-02 · 32×4Preview: a 16-point series, roughly flat. AAPL in 21-session windows since 2021: how often a cushion held, and the cost when it did nottable · 2026-10-02 · 4×6
When Historical Market Data Gets Revised
Symbols carried by more than one issuer, by the year of the later listingranking · 2026-10-02 · 9×3Preview: 9 ranked values, smallest first. Stock splits taking effect each month, with reverse splits separatedseries · 2026-10-02 · 24×4Preview: a 16-point series, ending lower. Where the trading day's volume sits, hour by hour (AAPL, January 2026)ranking · 2026-10-02 · 16×3Preview: 16 ranked values, largest first. First bar of each session in UTC and Eastern time, across the November 2025 clock change (AAPL)series · 2026-10-02 · 10×5Preview: a 10-point series, ending lower. Share of AAPL volume and minute bars outside the regular session, by monthseries · 2026-10-02 · 24×4Preview: a 16-point series, ending higher.
What Is GMP in an IPO? Grey Market Premium
Where US listings opened relative to their offer price, 2021 through mid-2026ranking · 2026-10-02 · 6×3Preview: 6 ranked values, smallest first. Median listing-day pop by listing year, US issuesranking · 2026-10-02 · 6×4Preview: 6 ranked values, largest first. The second leg: listing-day move from the opening print to the closetable · 2026-10-02 · 4×5
What Determines an Option's Price?
One AAPL call: premium and solved volatility, session by sessionseries · 2026-10-02 · 22×6Preview: a 16-point series, ending higher. Average solved volatility by time to expiry, near-the-money AAPL contractsranking · 2026-10-02 · 6×3Preview: 6 ranked values, smallest first. Reprice the same call, one input at a timeranking · 2026-10-02 · 6×4Preview: 6 ranked values, largest first. AAPL cash dividends and the yield they annualize toseries · 2026-10-02 · 13×4Preview: a 13-point series, ending lower.
January Barometer: Does It Actually Work?
January's return next to the full year, every complete year of SPY historyranking · 2026-10-02 · 22×4Preview: 16 ranked values, smallest first. Barometer hit rate against the unconditional base rate, by January's signtable · 2026-10-02 · 3×5 The same hit rates with January removed from the outcome windowranking · 2026-10-02 · 3×4Preview: 3 ranked values, largest first. The same scoring on three index funds over a shared window from 2000ranking · 2026-10-02 · 3×4Preview: 3 ranked values, largest first. Barometer hit rate by decade, with the share of up years in eachranking · 2026-10-02 · 3×4Preview: 3 ranked values, largest first.
Stop Order vs Limit Order: Trigger or Price
AAPL sessions touched at each stop distance, and how many closed back above the open (2024-2025)ranking · 2026-10-02 · 5×3Preview: 5 ranked values, largest first. AAPL sessions that opened at least 1.5% below the prior close, 2025series · 2026-10-02 · 16×2Preview: a 16-point series, ending higher. AAPL one minute range and volume by ET clock hour, September 2025ranking · 2026-10-02 · 16×3Preview: 16 ranked values, largest first. Median daily range and sub-open dips across five household names, 2025ranking · 2026-10-02 · 5×3Preview: 5 ranked values, largest first.
One API for Kalshi and Polymarket: 4 Gaps
Price grid by venue: smallest increment and distinguishable price pointsranking · 2026-10-02 · 2×3Preview: 2 ranked values, largest first.
Implied Volatility Heatmap: How to Read It
Downside wing cells: SPY put IV dispersion by contract volume, June 2026ranking · 2026-10-02 · 6×4Preview: 6 ranked values, largest 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)
$