pattern_hit_rates
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 2026-09-25, from bullish-candlestick-patterns.
| pattern | signal_count | next_day_up_pct | any_day_up_pct |
|---|---|---|---|
| Hammer | 2100 | 54.5 | 52.8 |
| Bullish engulfing | 907 | 48.3 | 52.8 |
| Piercing line | 380 | 49.7 | 52.8 |
- Rows × columns
- 3 × 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 |
|---|---|---|---|
pattern |
text | 3 distinct values (Bullish engulfing, Hammer, Piercing line) | |
signal_count |
number | 380 to 2,100 | count |
next_day_up_pct |
number | 48.3 to 54.5 | percent |
any_day_up_pct |
number | every row is 52.8 | percent |
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.
WITH marked AS
(
SELECT
multiIf(
least(o, c) - l >= 2 * abs(c - o) AND h - greatest(o, c) <= 0.25 * (h - l),
'Hammer',
prev_c < prev_o AND c > o AND c >= prev_o AND o <= prev_c,
'Bullish engulfing',
prev_c < prev_o AND o < prev_c AND c < prev_o
AND c > prev_c + (prev_o - prev_c) / 2,
'Piercing line',
'Ordinary day') AS pattern,
if(next_c > c, 1, 0) AS next_up
FROM
(
SELECT
toFloat64(open) AS o,
toFloat64(high) AS h,
toFloat64(low) AS l,
toFloat64(close) AS c,
lagInFrame(toFloat64(open)) OVER back AS prev_o,
lagInFrame(toFloat64(close)) OVER back AS prev_c,
leadInFrame(toFloat64(close)) OVER fwd AS next_c
FROM global_markets.stocks_daily_aggs
WHERE ticker IN ('AAPL','MSFT','NVDA','JPM','JNJ','KO','PG','WMT','XOM','HD')
AND date >= '2016-01-01'
AND date <= '2025-12-31'
WINDOW
back AS (PARTITION BY ticker ORDER BY date
ROWS BETWEEN UNBOUNDED PRECEDING AND CURRENT ROW),
fwd AS (PARTITION BY ticker ORDER BY date
ROWS BETWEEN CURRENT ROW AND UNBOUNDED FOLLOWING)
)
WHERE h > l AND prev_c > 0 AND next_c > 0
)
SELECT
m.pattern AS pattern,
count() AS signal_count,
round(100 * avg(m.next_up), 1) AS next_day_up_pct,
any(b.base_up_pct) AS any_day_up_pct
FROM marked AS m
CROSS JOIN
(
SELECT round(100 * avg(next_up), 1) AS base_up_pct
FROM marked
) AS b
WHERE m.pattern != 'Ordinary day'
GROUP BY m.pattern
ORDER BY multiIf(m.pattern = 'Hammer', 1, m.pattern = 'Bullish engulfing', 2, 3)
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