Limited Margin in an IRA: Rules and Limits
Reported short sale volume as a share of total volume, past six monthsranking ·
2026-10-09 · 5×3
Front-end Treasury yields, monthly averagesseries ·
2026-10-09 · 14×3
How often the settlement wait is overnight, and how often it is longerranking ·
2026-10-09 · 4×3
Calendar days from a sale to its settlement date, session by sessionseries ·
2026-10-09 · 70×3
Is There a Minimum Holding Period for Stocks?
SPY daily closes across a pinned 61 day wash sale window, Jan to Mar 2025series ·
2026-10-05 · 41×4
Trades and share volume per session, six household names, September 2026ranking ·
2026-10-05 · 6×3
Days between ex-dividend date and record date, ten household payersseries ·
2026-10-05 · 19×4
Average days between ex-dividend dates, 2021 to dateseries ·
2026-10-05 · 10×4
Why VIX Options Don't Track the VIX
SPY near-the-money implied volatility by distance to expirationranking ·
2026-10-04 · 6×3
How far the long tenor travels on days the front end jumpsranking ·
2026-10-04 · 5×4
Near-dated versus long-dated SPY implied volatility, session by sessionseries ·
2026-10-04 · 81×3
The near-to-far implied volatility gap across liquid namesranking ·
2026-10-04 · 6×4
Why Short Interest Data Is Always Two Weeks Old
The pipeline lag in one row: plus the bulk backfill these figures deliberately excludescalar ·
2026-10-04 · 1×613
Every incrementally-delivered settlement: measured on one date, on file days laterseries ·
2026-10-04 · 13×3
GME, winter 2020-21: each short interest print and the price move before it went public (as-traded prices)table ·
2026-10-04 · 6×5
GME days to cover: as reported in the file, and recomputed on the volume that traded while the print was pendingscalar ·
2026-10-04 · 1×839.1
The current state of the cycle: the newest print on file, and the one still in the pipelinescalar ·
2026-10-04 · 1×622,593
The blind window: what five stocks did between the settlement date and the day its short interest was publishedtable ·
2026-10-04 · 5×6
Who Sets the Ex-Dividend Date? Not the Board
One-time distributions by size: where the ex-date landsranking ·
2026-10-04 · 4×4
Regular dividends: ex-date before the record date, or on itseries ·
2026-10-04 · 45×5
Board declaration to ex-date to payment, eight household payersranking ·
2026-10-04 · 8×4
Ex-date alignment by payout cadence, since T+1 took effectranking ·
2026-10-04 · 6×4
When Is Short Interest Released?
The short interest release schedule: recent FINRA settlement dates and names reportedseries ·
2026-10-04 · 16×2
Measured publication lag: settlement date vs the day the file first arrived hereseries ·
2026-10-04 · 13×3
The publication lag in one row: fastest, median and slowest across incrementally-delivered settlementsscalar ·
2026-10-04 · 1×413
Day-of-month and the gap between consecutive settlement dates: the twice-monthly cadenceseries ·
2026-10-04 · 16×3
The current state of the release cycle: the newest print on file and the settlement still pendingscalar ·
2026-10-04 · 1×615
When Do NDX Options Expire?
Listed QQQ option expirations by weekday, trailing 90 days of traded contractsranking ·
2026-10-04 · 5×3
Share of QQQ regular-session volume in the first 15 minutes, monthly expiration Fridaysseries ·
2026-10-04 · 12×4
NDX monthly expirations ahead: third Friday, Thursday last trade, exchange statusseries ·
2026-10-04 · 9×6
QQQ volume by ET hour: quarterly expiration Friday (2026-09-18) vs the prior Friday (2026-09-11)series ·
2026-10-04 · 7×3
How VIX Settlement Works: the SOQ
Listed versus traded strikes by moneyness (SPY, Sep 18 2026 expiry, as of Aug 14 2026)ranking ·
2026-10-04 · 10×3
Upcoming VIX settlement dates and the SPX expiry each one usesseries ·
2026-10-04 · 13×5
Average high to low range by minute, first half hour (SPY, trailing ~4 months)series ·
2026-10-04 · 30×3
Expirations three to six weeks out on a pinned session (SPY, Aug 14 2026)series ·
2026-10-04 · 3×4
Street Name vs Holder of Record: Cede & Co
Average days from record date to pay date, eight large dividend payersranking ·
2026-10-04 · 8×3
Reported short interest and days to cover, latest settlement date on fileranking ·
2026-10-04 · 8×4
Coca-Cola quarterly dividends: calendar days from ex-dividend date to record dateseries ·
2026-10-04 · 15×4
Cash dividends by month: did the record date land on the ex-dividend date?series ·
2026-10-04 · 41×5
SPX vs SPY Options: Which One to Trade
SPY option volume by days to expiry, trailing six weeksranking ·
2026-10-04 · 5×3
Time value left in deep in-the-money SPY calls, against the dividend at stakeranking ·
2026-10-04 · 15×4
How close SPY closes to the nearest whole-dollar strike on monthly expirationsseries ·
2026-10-04 · 12×4
What one contract controls: SPX, SPY and XSPranking ·
2026-10-04 · 3×4
Short Delivery Auction in India: NSE Rules
Rule 204 close-out deadline for a short-sale fail, by trade date (US sessions, trailing weeks)series ·
2026-10-04 · 15×6
SEBI's close-out formula applied to a US tape (AAPL, trailing three weeks, illustrative)series ·
2026-10-04 · 14×4
Ex-Dividend Date vs. Record Date: Same Day?
One real dividend: AAPL's most recent completed payout, all four datesscalar ·
2026-10-04 · 1×90.27
Median waits along the dividend calendar (trailing 12 months, recurring US dividends)scalar ·
2026-10-04 · 1×346,252
Calendar days from ex-dividend date to record date (trailing 12 months)ranking ·
2026-10-04 · 4×3
Ex-date vs. record date by year: share identical, and the median gap in calendar daysranking ·
2026-10-04 · 12×4
The T+1 cutover, week by week: share of dividends with ex-date = record date, April–July 2024ranking ·
2026-10-04 · 18×3
Dividends that went ex AFTER the record date: special vs. recurring, trailing 12 monthstable ·
2026-10-04 · 2×6
Mutual Fund Exchange vs Selling and Rebuying
How many calendar days one trading session sits from the nextranking ·
2026-10-04 · 4×3
Upcoming US market holidays and early closesseries ·
2026-10-04 · 12×6
Average SPY volume per minute over the final half hour of the sessionseries ·
2026-10-04 · 30×2
How Stock Settlement Works Under T+1
Trade date to settlement date across real sessions, November 2025series ·
2026-10-04 · 11×5
Ex-dividend date to payment date, latest 2026 dividend for nine household payersseries ·
2026-10-04 · 9×4
Microsoft dividend dates, from the T+2 era into T+1series ·
2026-10-04 · 14×6
Gap between ex-dividend date and record date, by yearranking ·
2026-10-04 · 12×3
Good Faith Violations in Cash Accounts
Every session ahead, and the day a sale made in it settlesseries ·
2026-10-04 · 15×4
KO and AAPL closes across the July 2026 holiday week, with settlement datesseries ·
2026-10-04 · 9×5
Trailing year: calendar days a sale waited to settleranking ·
2026-10-04 · 4×3
ETF vs Mutual Fund Settlement: Two Clocks
SPY by half hour clock bucket, pinned session of Sep 15, 2026series ·
2026-10-04 · 13×2
Upcoming trade dates and the day their cash settlesseries ·
2026-10-04 · 15×6
Closures and early closes still ahead on the exchange calendarseries ·
2026-10-04 · 12×6
How far the 11:00 a.m. print sat from the closing print, Sep 15, 2026ranking ·
2026-10-04 · 6×3
Calendar days from trade date to settlement, by weekdayseries ·
2026-10-04 · 5×4
Is the US Market Open on Japanese Holidays?
One-minute SPY bars per session, US Thanksgiving week 2025series ·
2026-10-04 · 7×3
US market closures ahead that Tokyo trades throughseries ·
2026-10-04 · 12×6
What the US tape did on 2026 Tokyo market holidaysseries ·
2026-10-04 · 13×5
US sessions through the Golden Week 2026 Tokyo closureseries ·
2026-10-04 · 10×4
Do Mutual Funds Trade on Market Holidays?
Scheduled early closes ahead, with the exchange close timeseries ·
2026-10-04 · 2×4
Upcoming US market closures and shortened sessionsseries ·
2026-10-04 · 12×4
Short regular sessions on the SPY tape since January 2024ranking ·
2026-10-04 · 6×3
2026 sessions that reopened more than three calendar days laterseries ·
2026-10-04 · 7×3
Cash Settled vs Physical Delivery Options
SPY: widest open print to close print gaps on monthly expiration Fridays since 2021ranking ·
2026-10-04 · 12×4
How close SPY closes to a whole dollar strike, expiration Fridays vs every other sessionranking ·
2026-10-04 · 4×4
Dividend owed per assigned contract, recent ex dividend datesseries ·
2026-10-04 · 6×3
What 100 shares per contract is worth, six household namesseries ·
2026-10-04 · 6×3
ASX Options Expiry and Settlement Explained
Average distance from the opening print, first 30 minutes (SPY)series ·
2026-10-04 · 31×2
How far eight large caps travel from their opening print by 10:00ranking ·
2026-10-04 · 8×2
SPY on 15 May 2026: distance from the opening print, 09:30 to 10:30 New York timeseries ·
2026-10-04 · 61×2
AI Trading Bots and Real Brokerage Orders
Upcoming market closures that move a settlement dateseries ·
2026-10-04 · 12×6
AAPL quoted spread and quote traffic by ET clock time, 14 August 2026series ·
2026-10-04 · 36×3
AAPL near-the-money option volume and implied volatility by time to expiry, August 2026ranking ·
2026-10-04 · 5×3
Trade print sizes across five liquid names, 13:00 to 14:00 ET on 14 August 2026ranking ·
2026-10-04 · 5×4
Minutes with a 1% high to low range, January to September 2026ranking ·
2026-10-04 · 5×4
When Do VIX Futures Expire? 2026 Dates
The walk-back arithmetic, step by step, for four contractstable ·
2026-10-01 · 4×7
Contract months since 2015 that did not settle on a Wednesdaytable ·
2026-10-01 · 5×4
Days between consecutive VIX futures settlements, 2026 cycleseries ·
2026-10-01 · 12×3
VIX futures final settlement dates, 2026 monthly contractsseries ·
2026-10-01 · 12×5
What Are Tokenized Stocks? Rights & Settlement
Apple share volume by session segment, Aug 17 to Sep 11, 2026ranking ·
2026-09-28 · 5×3
Share of volume printed outside the regular session, five names, same four weeksranking ·
2026-09-28 · 5×3
Apple dividends: ex-date, record date and pay date, 2024 to August 2026series ·
2026-09-28 · 11×7
Due Bills and Stock Splits: Ex-Date Timing
US stock splits by year, sorted by size of the distributionranking ·
2026-09-26 · 10×4
NVDA across its June 2024 split: stored close and one pre-split shareseries ·
2026-09-26 · 10×5
Days between pay date and ex-date, cash distributions that went ex lateranking ·
2026-09-26 · 12×3
Recent household-name splits: shares from one shareranking ·
2026-09-26 · 15×4
Can You Sell on the Ex-Dividend Date?
From ex-dividend date to record date to the cash, in calendar daystable ·
2026-09-26 · 8×6
Share of 2024 US dividends whose record date fell on the ex-dividend dateseries ·
2026-09-26 · 12×3
Shares held short against average daily volume, large dividend payersranking ·
2026-09-26 · 8×4
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Reported short sale volume as a share of total volume, past six months
Reported short sale volume as a share of total volume, past six months
| ticker | short_share_pct | busiest_day_pct |
|---|---|---|
| SPY | 54.2 | 76.2 |
| AAPL | 46.5 | 63.3 |
| KO | 43.2 | 65.6 |
| NVDA | 38.7 | 57.4 |
| MSFT | 36.8 | 61.4 |
the exact SQL behind every number
WITH daily AS
(
SELECT
date,
ticker,
max(toFloat64(short_volume)) AS short_vol,
max(toFloat64(total_volume)) AS total_vol
FROM global_markets.stocks_short_volume
WHERE ticker IN ('AAPL', 'MSFT', 'NVDA', 'SPY', 'KO')
AND ticker NOT IN ('SPCX')
AND date >= today() - 180
GROUP BY date, ticker
HAVING max(toFloat64(total_volume)) > 0
)
SELECT
ticker,
round(100 * sum(short_vol) / sum(total_vol), 1) AS short_share_pct,
round(100 * max(short_vol / total_vol), 1) AS busiest_day_pct
FROM daily
GROUP BY ticker
ORDER BY short_share_pct DESC
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