largest_prints

Name: largest_prints
Creator: Strasmore
Published: 2026-09-18
License: https://www.strasmore.com/terms/

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 2026-09-18, from where-to-find-options-trade-data.

as of 2026-09-18 table 10×7read in context →

largest_prints — 10 rows by 7 columns, computed 2026-09-18 from US exchange, SIP and OPRA data.
contract	printed_at_et	print_price	print_size	notional_usd	exchange_id	condition_codes
O:SPY250919P00530000	11:23:08	7.95	109000	86.66 million	57	234
O:SPY251031P00550000	11:23:08	13.99	109000	152.49 million	57	234
O:SPY250919P00490000	12:19:44	4.16	21628	9.00 million	56	233
O:SPY250530C00585000	12:04:12	10.67	15000	16.00 million	44	234
O:SPY250530P00585000	12:04:12	5.47	15000	8.21 million	44	234
O:SPY250630P00570000	12:19:44	6.7	10814	7.25 million	56	233
O:SPY250530C00595000	10:42:41	3.71	9319	3.46 million	56	233
O:SPY250530C00605000	10:42:41	1.22	9319	1.14 million	56	233
O:SPY250516P00586000	09:35:01	2.61	8881	2.32 million	45	232
O:SPY250516P00587000	09:35:01	3.05	8881	2.71 million	45	232

Rows × columns: 10 × 7
Computed: 2026-09-18
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 largest_prints, derived from the stored result.
Column	Type	Range	Notes
`contract`	text	10 distinct values
`printed_at_et`	text	5 distinct values (09:35:01, 10:42:41, 11:23:08…)
`print_price`	number	1.22 to 13.99	US dollars
`print_size`	number	8,881 to 109,000
`notional_usd`	text	10 distinct values
`exchange_id`	text	4 distinct values (44, 45, 56…)
`condition_codes`	text	3 distinct values (232, 233, 234)

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 2026-09-18, and the query below is what returned them.

the exact SQL behind every number

SELECT
    ticker                                                                                        AS contract,
    formatDateTime(toTimeZone(argMax(sip_timestamp, (size, sip_timestamp)), 'America/New_York'), '%H:%i:%S') AS printed_at_et,
    round(toFloat64(argMax(price, (size, sip_timestamp))), 2)                                    AS print_price,
    max(size)                                                                                     AS print_size,
    formatReadableQuantity(toFloat64(argMax(price, (size, sip_timestamp))) * toFloat64(max(size)) * 100) AS notional_usd,
    toString(argMax(exchange, (size, sip_timestamp)))                                            AS exchange_id,
    replaceAll(replaceAll(toString(argMax(conditions, (size, sip_timestamp))), '[', ''), ']', '') AS condition_codes
FROM global_markets.options_trades
WHERE underlying_symbol = 'SPY'
  AND sip_timestamp >= '2025-05-15 00:00:00'
  AND sip_timestamp <  '2025-05-16 00:00:00'
GROUP BY ticker
ORDER BY print_size DESC, contract
LIMIT 10

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