Short Delivery Auction in India: NSE Rules
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Rule 204 close-out deadline for a short-sale fail, by trade date (US sessions, trailing weeks)
Rule 204 close-out deadline for a short-sale fail, by trade date (US sessions, trailing weeks)
| trade_date | trade_weekday | settlement_date | rule_204_deadline | deadline_weekday | calendar_days_to_deadline |
|---|---|---|---|---|---|
| 2026-09-30 | Wed | 2026-10-01 | 2026-10-02 | Fri | 2 |
| 2026-10-01 | Thu | 2026-10-02 | 2026-10-05 | Mon | 4 |
| 2026-10-02 | Fri | 2026-10-05 | 2026-10-06 | Tue | 4 |
| 2026-10-05 | Mon | 2026-10-06 | 2026-10-07 | Wed | 2 |
| 2026-10-06 | Tue | 2026-10-07 | 2026-10-08 | Thu | 2 |
| 2026-10-07 | Wed | 2026-10-08 | 2026-10-09 | Fri | 2 |
| 2026-10-08 | Thu | 2026-10-09 | 2026-10-12 | Mon | 4 |
| 2026-10-09 | Fri | 2026-10-12 | 2026-10-13 | Tue | 4 |
| 2026-10-12 | Mon | 2026-10-13 | 2026-10-14 | Wed | 2 |
| 2026-10-13 | Tue | 2026-10-14 | 2026-10-15 | Thu | 2 |
| 2026-10-14 | Wed | 2026-10-15 | 2026-10-16 | Fri | 2 |
| 2026-10-15 | Thu | 2026-10-16 | 2026-10-19 | Mon | 4 |
| 2026-10-16 | Fri | 2026-10-19 | 2026-10-20 | Tue | 4 |
| 2026-10-19 | Mon | 2026-10-20 | 2026-10-21 | Wed | 2 |
| 2026-10-20 | Tue | 2026-10-21 | 2026-10-22 | Thu | 2 |
| 2026-10-21 | Wed | 2026-10-22 | 2026-10-23 | Fri | 2 |
the exact SQL behind every number
SELECT
toString(t_day) AS trade_date,
formatDateTime(t_day, '%a') AS trade_weekday,
toString(s_day) AS settlement_date,
toString(c_day) AS rule_204_deadline,
formatDateTime(c_day, '%a') AS deadline_weekday,
dateDiff('day', t_day, c_day) AS calendar_days_to_deadline
FROM
(
SELECT
session_date AS t_day,
anyLast(session_date) OVER (ORDER BY session_date ROWS BETWEEN CURRENT ROW AND 1 FOLLOWING) AS s_day,
anyLast(session_date) OVER (ORDER BY session_date ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING) AS c_day,
count() OVER (ORDER BY session_date ROWS BETWEEN CURRENT ROW AND 2 FOLLOWING) AS sessions_in_frame
FROM
(
SELECT DISTINCT date AS session_date
FROM global_markets.stocks_daily_aggs
WHERE ticker = 'SPY'
AND date >= today() - 24
)
)
WHERE sessions_in_frame = 3
ORDER BY t_day
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