STRASMORE/EXPLORE 2,549 QUERIES

short_interest_calendar

Answered against 22 years of US equities and 12 years of US options data and published with the query that produced it. This result is stored as of 2026-09-24, from why-open-interest-updates-once-a-day.

as of series 12×3read in context →
short_interest_calendar — 12 rows by 3 columns, computed from US exchange, SIP and OPRA data.
settlement_datesettlement_labelshort_interest_millions
2026-01-15Jan 15113.58
2026-01-30Jan 30116.85
2026-02-13Feb 13133.37
2026-02-27Feb 27129.55
2026-03-13Mar 13124.19
2026-03-31Mar 31126.77
2026-04-15Apr 15134.42
2026-04-30Apr 30134.68
2026-05-15May 15138.78
2026-05-29May 29155.89
2026-06-15Jun 15144.25
2026-06-30Jun 30140.53
Rows × columns
12 × 3
Period covered
to
Computed
Completeness
No missing values
Source
US exchange, SIP and OPRA market data
Licence
Strasmore terms · free, no signup
Formats
JSON · CSV · the SQL below

What each column holds

Column definitions for short_interest_calendar, derived from the stored result.
ColumnTypeRangeNotes
settlement_date date 2026-01-15 to 2026-06-30
settlement_label text 12 distinct values (Apr 15, Apr 30, Feb 13…)
short_interest_millions number 113.58 to 155.89

Computed from Strasmore's warehouse of US exchange, SIP and OPRA market data. Equity prices are delayed; options greeks and implied volatility are end-of-day. This result is stored, not recomputed on load — it is exactly the numbers that were returned on , and the query below is what returned them.

Run it yourself

This is the exact query behind the result above. Change a ticker, a date or a column and run it against the warehouse — no account, no key. The no-signup tier is smaller than the one this page was computed on; a query that reaches past it comes back saying which plan runs it.

SELECT
    toString(settlement_date)                         AS settlement_date,
    formatDateTime(toDate(settlement_date), '%b %e')  AS settlement_label,
    round(toFloat64(max(short_interest)) / 1e6, 2)    AS short_interest_millions
FROM global_markets.stocks_short_interest
WHERE ticker = 'AAPL'
  AND settlement_date >= '2026-01-01'
  AND settlement_date <= '2026-06-30'
GROUP BY settlement_date
ORDER BY settlement_date
⌘/Ctrl + Enter

Work with this data in your AI assistant

Opens ready to query, with this page's data. Free, no account.

More from this analysiswhy-open-interest-updates-once-a-day
daily_volume_reset series 21×4 → intraday_volume_build series 13×3 → top_contracts ranking 12×3 → The 2s10s spread by month, full history series 604×5 → One SPY $600 LEAPS call's price over two years (expired Jan 16 2026) series 470×2 → 3m10y and 2s10s spreads, monthly averages over twenty years series 241×4 → See all 2,549 queries →