Four major lows: SPY forward returns at three and twelve months
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 2026-07-26, from March 9, 2009: The Bottom, On the Tape.
| bottom_session | bottom_close | plus_3mo_pct | plus_1yr_pct |
|---|---|---|---|
| 2009-03-09 | 68.07 | 38.5 | 68.1 |
| 2011-10-03 | 109.92 | 16.1 | 31.4 |
| 2018-12-24 | 234.37 | 19.1 | 37.1 |
| 2020-03-23 | 222.51 | 39.6 | 75.1 |
- Rows × columns
- 4 × 4
- Period covered
- to
- 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 |
|---|---|---|---|
bottom_session |
date | 2009-03-09 to 2020-03-23 | |
bottom_close |
number | 68.07 to 234.37 | US dollars |
plus_3mo_pct |
number | 16.1 to 39.6 | percent |
plus_1yr_pct |
number | 31.4 to 75.1 | 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.
the exact SQL behind every number
WITH daily AS (
SELECT
toDate(toTimeZone(window_start, 'America/New_York')) AS et_date,
argMaxIf(toFloat64(close), window_start, (toHour(toTimeZone(window_start, 'America/New_York')) * 60 + toMinute(toTimeZone(window_start, 'America/New_York'))) BETWEEN 570 AND 959) AS close_usd
FROM global_markets.delayed_stocks_minute_aggs
WHERE ticker = 'SPY'
AND ((window_start >= toDateTime('2009-03-09 04:00:00') AND window_start < toDateTime('2010-03-17 00:00:00'))
OR (window_start >= toDateTime('2011-10-03 04:00:00') AND window_start < toDateTime('2012-10-10 00:00:00'))
OR (window_start >= toDateTime('2018-12-24 04:00:00') AND window_start < toDateTime('2019-12-31 00:00:00'))
OR (window_start >= toDateTime('2020-03-23 04:00:00') AND window_start < toDateTime('2021-03-30 00:00:00')))
GROUP BY et_date
)
SELECT
bottom_session,
round(argMin(close_usd, et_date), 2) AS bottom_close,
round((argMinIf(close_usd, et_date, et_date >= toDate(bottom_session) + 91) / argMin(close_usd, et_date) - 1) * 100, 1) AS plus_3mo_pct,
round((argMinIf(close_usd, et_date, et_date >= toDate(bottom_session) + 365) / argMin(close_usd, et_date) - 1) * 100, 1) AS plus_1yr_pct
FROM (
SELECT
multiIf(et_date >= toDate('2020-03-23'), '2020-03-23',
et_date >= toDate('2018-12-24'), '2018-12-24',
et_date >= toDate('2011-10-03'), '2011-10-03',
'2009-03-09') AS bottom_session,
et_date,
close_usd
FROM daily
)
GROUP BY bottom_session
ORDER BY bottom_session
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