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Three-year change in diluted share count, ten household names

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 2026-08-22, from How Companies Execute Buybacks: Rule 10b-18.

as of ranking 10×4read in context →
Three-year change in diluted share count, ten household names — 10 rows by 4 columns, computed from US exchange, SIP and OPRA data.
symbolshares_3y_ago_mshares_latest_mshares_change_pct
WFC38373224-16
AAPL1632614810-9.3
JNJ26642429-8.8
GOOGL1315912230-7.1
T75877179-5.4
CVX19401856-4.3
PG24842424-2.4
KO43504313-0.9
MSFT74727460-0.2
XOM420543052.4
Rows × columns
10 × 4
Computed
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

Column definitions for Three-year change in diluted share count, ten household names, derived from the stored result.
ColumnTypeRangeNotes
symbol text 10 distinct values (AAPL, CVX, GOOGL…)
shares_3y_ago_m number 1,940 to 16,326 count
shares_latest_m number 1,856 to 14,810 count
shares_change_pct number -16 to 2.4 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 
SELECT
    symbol,
    shares_3y_ago_m,
    shares_latest_m,
    round(100 * (shares_latest_m - shares_3y_ago_m) / shares_3y_ago_m, 1) AS shares_change_pct
FROM
(
    SELECT
        symbol,
        round(argMaxIf(shares, (filing_date, period_end), period_end <= subtractYears(today(), 3)) / 1e6, 0) AS shares_3y_ago_m,
        round(argMax(shares, (filing_date, period_end)) / 1e6, 0)                                           AS shares_latest_m
    FROM
    (
        SELECT
            arrayJoin(tickers)                    AS symbol,
            filing_date,
            period_end,
            toFloat64(diluted_shares_outstanding) AS shares
        FROM global_markets.stocks_income_statements
        WHERE timeframe = 'quarterly'
          AND period_end >= subtractYears(today(), 4)
          AND diluted_shares_outstanding > 0
          AND hasAny(tickers, ['AAPL', 'MSFT', 'GOOGL', 'JNJ', 'PG', 'KO', 'XOM', 'CVX', 'WFC', 'T'])
    )
    WHERE symbol IN ('AAPL', 'MSFT', 'GOOGL', 'JNJ', 'PG', 'KO', 'XOM', 'CVX', 'WFC', 'T')
    GROUP BY symbol
)
WHERE shares_3y_ago_m > 0
ORDER BY shares_change_pct

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