split_cadence
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 2026-10-01, from do-stock-splits-need-shareholder-approval.
| year | forward_splits | reverse_splits |
|---|---|---|
| 2016 | 421 | 726 |
| 2017 | 391 | 707 |
| 2018 | 529 | 526 |
| 2019 | 392 | 606 |
| 2020 | 362 | 685 |
| 2021 | 416 | 491 |
| 2022 | 366 | 622 |
| 2023 | 362 | 837 |
| 2024 | 454 | 871 |
| 2025 | 429 | 1038 |
| 2026 | 357 | 925 |
- Rows × columns
- 11 × 3
- 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 |
|---|---|---|---|
year |
number | 2,016 to 2,026 | |
forward_splits |
number | 357 to 529 | |
reverse_splits |
number | 491 to 1,038 |
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
toYear(execution_date) AS year,
countDistinctIf(id, split_to > split_from) AS forward_splits,
countDistinctIf(id, split_from > split_to) AS reverse_splits
FROM global_markets.stocks_splits
WHERE execution_date >= '2016-01-01'
AND execution_date < today()
AND ticker NOT IN ('SPCX')
GROUP BY year
ORDER BY year
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