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Short Selling Bans Explained: US, Germany, EU
What ESMA measured during the 2020 bans (published estimates, % versus the control group)ranking · 2026-09-15 · 4×2Preview: 4 ranked values, largest first. Every outright short selling ban since 2008, dated to the order that set ittable · 2026-09-15 · 9×5
What ESMA measured during the 2020 bans (published estimates, % versus the control group)

What ESMA measured during the 2020 bans (published estimates, % versus the control group)

most recentas of ranking 4×2read in context →
What ESMA measured during the 2020 bans (published estimates, % versus the control group) — 4 rows by 2 columns, computed from US exchange, SIP and OPRA data.
measurepublished_effect_pct
Bid-ask spread8
Amihud illiquidity5.8
Volume traded-14.9
Volatility-8.4
the exact SQL behind every number 
SELECT
    measure,
    published_effect_pct
FROM
(
    SELECT 'Bid-ask spread' AS measure, 8.0 AS published_effect_pct, 1 AS display_order
    UNION ALL
    SELECT 'Amihud illiquidity', 5.8, 2
    UNION ALL
    SELECT 'Volume traded', -14.9, 3
    UNION ALL
    SELECT 'Volatility', -8.4, 4
)
ORDER BY display_order
More from this analysisShort Selling Bans Explained: US, Germany, EU
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