KO month-end close against its trailing 12-month low

SELECT
    formatDateTime(m, '%Y-%m')                                             AS month,
    round(toFloat64(month_close), 2)                                       AS close_price,
    round(toFloat64(trailing_low), 2)                                      AS trailing_12m_low,
    round(toFloat64(month_close) / toFloat64(trailing_low) * 100 - 100, 1) AS pct_above_low
FROM
(
    SELECT
        m,
        month_close,
        min(month_low) OVER (ORDER BY m ASC ROWS BETWEEN 11 PRECEDING AND CURRENT ROW) AS trailing_low
    FROM
    (
        SELECT
            toStartOfMonth(date) AS m,
            argMax(close, date)  AS month_close,
            min(low)             AS month_low
        FROM global_markets.stocks_daily_aggs
        WHERE ticker = 'KO'
          AND date >= today() - 1100
        GROUP BY m
    )
)
WHERE m >= toStartOfMonth(today() - 400)
ORDER BY m