MKS Inc. (MKSI)
NASDAQ: MKSI · Real-Time Price · USD
214.24
-1.17 (-0.54%)
Oct 20, 2026, 10:27 AM EDT - Market open

MKS Inc. Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 20, 2026210.57213.59205.62214.24214.24-0.54%261,734
Oct 19, 2026221.51223.49215.09215.41215.410.27%1,349,137
Oct 16, 2026224.40225.79213.95214.83214.83-5.99%1,600,267
Oct 15, 2026224.32230.57212.35228.52228.52-2.55%2,565,333
Oct 14, 2026241.02244.54232.20234.50234.50-5.28%1,682,507
Oct 13, 2026242.35249.52238.14247.56247.56-0.94%1,685,059
Oct 12, 2026261.18261.18249.81249.91249.91-5.52%1,364,436
Oct 9, 2026266.09267.96256.65264.50264.501.58%636,151
Oct 8, 2026266.69274.07257.60260.38260.38-4.68%1,275,150
Oct 7, 2026271.72274.99269.11273.15273.15-2.94%1,014,022
Oct 6, 2026285.40286.38276.56281.41281.410.32%1,055,772
Oct 5, 2026279.79284.21273.60280.50280.500.48%1,125,157
Oct 2, 2026284.10284.63278.91279.15279.152.92%1,349,405
Oct 1, 2026265.57275.48262.77271.24271.242.22%1,336,907
Sep 30, 2026267.82268.00260.23265.36265.36-0.25%751,302
Sep 29, 2026264.18266.28261.36266.02266.022.96%807,535
Sep 28, 2026259.56259.69251.19258.38258.38-0.94%1,095,215
Sep 25, 2026261.01262.66257.90260.82260.821.10%683,394
Sep 24, 2026256.64259.82254.21257.98257.98-1.80%695,452
Sep 23, 2026260.37263.78253.41262.72262.720.90%1,534,322
Sep 22, 2026253.50260.66252.60260.37260.371.34%2,709,586
Sep 21, 2026258.20259.00251.79256.92256.921.92%948,161
Sep 18, 2026244.03252.38243.00252.08252.084.93%2,231,364
Sep 17, 2026245.50250.84238.45240.23240.232.10%1,026,777
Sep 16, 2026237.80240.48232.03235.28235.281.63%960,065
Sep 15, 2026242.60242.60228.46231.50231.50-3.25%1,632,355
Sep 14, 2026248.32250.49238.29239.27239.27-10.49%1,175,742
Sep 11, 2026267.86270.29264.74267.31267.312.09%1,247,889
Sep 10, 2026260.83265.60258.79261.84261.84-2.32%961,346
Sep 9, 2026262.34269.78262.34268.05268.050.96%1,201,869
Sep 8, 2026264.06270.17260.35265.50265.501.99%1,752,638
Sep 4, 2026255.14260.94253.97260.31260.314.27%1,689,425
Sep 3, 2026247.10250.78241.51249.65249.65-0.69%1,137,004
Sep 2, 2026247.30252.98245.90251.38251.382.00%1,089,962
Sep 1, 2026250.96252.09243.72246.44246.44-3.82%1,644,232
Aug 31, 2026258.38259.38254.48256.24256.240.19%977,647
Aug 28, 2026268.08269.36255.14255.76255.76-5.62%1,407,551
Aug 27, 2026279.03282.56268.44270.99270.99-0.28%792,101
Aug 26, 2026270.12275.17266.52271.75271.750.47%1,703,554
Aug 25, 2026274.93274.93266.25270.48270.480.62%1,157,627
Aug 24, 2026271.50274.00264.54269.06268.81-3.60%1,884,336
Aug 21, 2026282.60285.47274.88279.11278.85-0.98%928,026
Aug 20, 2026280.91284.54274.31281.88281.620.10%1,113,251
Aug 19, 2026304.16304.16278.23281.60281.34-6.21%1,535,867
Aug 18, 2026303.87309.14294.68300.24299.96-6.39%1,426,296
Aug 17, 2026315.42325.24313.11320.74320.443.22%1,172,574
Aug 14, 2026302.01312.08302.01310.73310.441.45%1,178,613
Aug 13, 2026306.99316.39305.56306.29306.01-0.18%946,846
Aug 12, 2026312.90317.00305.55306.83306.544.23%1,210,822
Aug 11, 2026299.03300.72290.76294.38294.110.69%698,759