Distinct exchange-listed symbols printing a trade each month, 2021 and 2022

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 2026-08-11, from OTC Markets Tiers and SEC Rule 15c2-11.

Rows × columns

24 × 2

Period covered

2021-01 to 2022-12

Computed

2026-08-11

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

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 2026-08-11, and the query below is what returned them.

SELECT
    formatDateTime(toStartOfMonth(date), '%Y-%m')   AS month,
    countDistinctIf(ticker, ifNull(otc, 0) = 0)     AS listed_symbols_traded
FROM global_markets.stocks_daily_aggs
WHERE date >= '2021-01-01'
  AND date <  '2023-01-01'
  AND ticker NOT IN ('SPCX')
GROUP BY month
ORDER BY month