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MKSIhistorical intraday data

ListedMKS Inc. Common StockNasdaq

MKS Inc. Common Stock (MKSI) is a common stock listed on Nasdaq. MKSI has 5,828 trading days on file, from September 10, 2003 to November 9, 2026, with 38,646,352 trades. There are 1,697,483 1-minute bars on file.

On file

First day
2003-09-10
Last day
2026-11-09
Trading days
5,828
Trades
38,646,352
1-minute bars
1,697,483
Bars, about
25 MB
Trades, about
534 MB
Quotes, about
839 MB

Sizes are approximate: this ticker’s share of the Parquet files.

Trading history

Trades per calendar year. Busiest year: 2026, with 6,297,130 trades over 214 trading days.

Symbols get reused, so the history under MKSI is not always one company.

Sample rows

MKSI1-minute bars, 2026-11-09, Eastern Time
MKSI 1-minute bars. Time is Eastern Time, prices are in USD.
Time (ET)OpenHighLowCloseVolumeTrades
09:30198.97199.01197.1198.557514,891.77148138
09:31198.565199.18197.95197.9654,209.27775674
09:32197.965198.96197.51198.623,327.032791
09:33199.59200.78199.4925200.041,234.69874149
09:34200.0675201.29200.04200.91,144.80847622

MKSI by year

YearTrading days on fileTrades
200379131,650
2004252488,722
2005252321,832
2006251489,601
2007251815,234
2008253850,094
2009252454,424
2010252521,482
2011252669,177
2012250447,671
2013252387,891
2014252542,000
2015252528,548
2016252720,848
20172511,180,115
20182511,522,646
20192521,620,639
20202531,659,150
20212522,160,754
20222513,857,368
20232503,509,517
20242524,028,235
20252505,441,624
20262146,297,130