column_semantics
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 2026-09-23, from stock-splits-calendar-from-the-free-sql-api.
| direction | splits | to_above_from | from_above_to |
|---|---|---|---|
| forward split | 782 | 782 | 0 |
| reverse split | 3602 | 546 | 3056 |
- Rows × columns
- 2 × 4
- Computed
- Completeness
- No missing values
- Source
- US exchange, SIP and OPRA market data
- Licence
- Strasmore terms · free, no signup
What each column holds
| Column | Type | Range | Notes |
|---|---|---|---|
direction |
text | 2 distinct values (forward split, reverse split) | |
splits |
number | 782 to 3,602 | |
to_above_from |
number | 546 to 782 | |
from_above_to |
number | 0 to 3,056 |
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
direction,
count() AS splits,
countIf(new_shares > old_shares) AS to_above_from,
countIf(old_shares > new_shares) AS from_above_to
FROM
(
SELECT
execution_date,
ticker,
any(if(adjustment_type = 'forward_split', 'forward split', 'reverse split')) AS direction,
toFloat64(any(split_to)) AS new_shares,
toFloat64(any(split_from)) AS old_shares
FROM global_markets.stocks_splits
WHERE execution_date >= today() - 1095
AND split_from > 0
AND split_to > 0
GROUP BY execution_date, ticker
)
GROUP BY direction
ORDER BY direction
Work with this data in your AI assistant
Opens ready to query, with this page's data. Free, no account.