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MKS Inc. (MKSI)
NASDAQ: MKSI · Real-Time Price · USD
162.94
-0.41 (-0.25%)
At close: Dec 5, 2025, 4:00 PM EST
163.89
+0.95 (0.58%)
After-hours: Dec 5, 2025, 7:13 PM EST

MKS Inc. Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Dec 5, 2025165.00165.95162.15162.94162.94-0.25%788,907
Dec 4, 2025161.44164.06160.56163.35163.35-0.03%843,267
Dec 3, 2025161.25164.79158.88163.40163.401.51%877,589
Dec 2, 2025158.81162.85156.87160.97160.973.23%1,005,476
Dec 1, 2025155.96158.70154.00155.94155.94-0.29%1,000,164
Nov 28, 2025153.11156.49152.00156.39156.392.87%294,468
Nov 26, 2025150.76154.36148.64152.02152.022.03%523,666
Nov 25, 2025149.12150.39145.03149.00149.00-0.63%874,463
Nov 24, 2025144.00150.76144.00149.95149.954.13%696,974
Nov 21, 2025138.24144.45134.74144.00143.783.98%823,197
Nov 20, 2025149.47149.47137.95138.49138.28-3.73%1,185,066
Nov 19, 2025142.22147.29141.00143.86143.642.48%902,870
Nov 18, 2025139.29144.62137.03140.38140.17-0.94%821,806
Nov 17, 2025141.16145.17138.74141.71141.49-0.72%845,373
Nov 14, 2025138.76146.21138.36142.74142.52-0.95%830,440
Nov 13, 2025151.84152.50140.99144.11143.89-5.91%1,244,843
Nov 12, 2025156.00157.04151.47153.17152.940.35%842,575
Nov 11, 2025158.03158.03152.00152.63152.40-3.95%855,960
Nov 10, 2025158.50160.18154.74158.90158.662.65%1,248,695
Nov 7, 2025152.80155.79145.27154.80154.56-0.29%1,522,321
Nov 6, 2025147.23157.23146.53155.25155.0110.96%2,012,042
Nov 5, 2025139.56144.31138.17139.92139.711.98%1,621,643
Nov 4, 2025139.73142.11136.95137.20136.99-5.69%1,165,671
Nov 3, 2025143.93146.81142.20145.47145.251.22%951,758
Oct 31, 2025141.00144.80140.00143.71143.493.16%994,606
Oct 30, 2025141.39142.73138.55139.31139.10-1.48%917,466
Oct 29, 2025144.00146.00139.86141.40141.180.65%1,658,601
Oct 28, 2025143.54143.66140.26140.48140.27-3.12%769,285
Oct 27, 2025146.16147.31144.95145.01144.791.45%846,342
Oct 24, 2025143.00146.84142.00142.94142.721.63%923,756
Oct 23, 2025132.40142.34132.28140.65140.444.63%751,229
Oct 22, 2025138.68141.06130.72134.42134.21-4.48%1,079,953
Oct 21, 2025140.49141.80139.52140.73140.51-0.60%628,282
Oct 20, 2025137.87142.33137.87141.58141.363.71%511,384
Oct 17, 2025136.16137.72134.61136.52136.31-0.89%660,412
Oct 16, 2025138.05139.10135.19137.75137.540.97%962,505
Oct 15, 2025136.21137.50133.86136.42136.212.82%1,234,709
Oct 14, 2025127.83135.48126.92132.68132.48-0.26%668,113
Oct 13, 2025129.45133.77127.77133.03132.839.71%1,031,717
Oct 10, 2025134.93135.50120.91121.26121.07-9.68%1,546,869
Oct 9, 2025133.33134.71130.56134.26134.050.97%820,010
Oct 8, 2025129.84134.23128.38132.97132.773.21%1,363,731
Oct 7, 2025140.56140.56128.71128.84128.64-7.62%1,252,155
Oct 6, 2025140.63142.20138.40139.47139.261.17%1,301,400
Oct 3, 2025136.62140.33136.28137.86137.650.97%1,330,300
Oct 2, 2025134.65137.14132.67136.54136.334.01%1,240,227
Oct 1, 2025122.14131.54122.14131.28131.086.07%1,276,804
Sep 30, 2025122.43124.34121.73123.77123.581.33%1,010,494
Sep 29, 2025123.73123.78121.97122.14121.950.27%727,141
Sep 26, 2025122.12123.71120.12121.81121.62-0.36%886,152
Sep 25, 2025120.59123.95119.62122.25122.06-1.36%1,486,035
Sep 24, 2025129.23129.23123.60123.94123.75-3.56%1,435,065
Sep 23, 2025129.00130.91127.07128.52128.320.48%1,704,680
Sep 22, 2025128.82131.74127.78127.90127.70-0.56%1,136,624
Sep 19, 2025130.00131.00126.37128.62128.42-1.00%5,743,636
Sep 18, 2025124.00132.44123.80129.92129.728.77%2,366,160
Sep 17, 2025118.32122.12115.74119.44119.260.92%1,593,135
Sep 16, 2025118.11119.24116.39118.35118.171.69%1,183,703
Sep 15, 2025115.54118.21114.89116.38116.201.11%1,195,576
Sep 12, 2025115.65116.32114.36115.10114.92-0.78%1,321,790
Sep 11, 2025110.60116.11110.60116.00115.824.88%1,562,853
Sep 10, 2025108.05112.14107.65110.60110.432.13%1,184,919
Sep 9, 2025109.36110.05107.02108.29108.12-0.67%991,315
Sep 8, 2025105.80109.10104.05109.02108.854.34%1,588,077
Sep 5, 2025103.00104.77102.14104.49104.332.72%810,065
Sep 4, 202599.57102.0898.81101.72101.561.48%654,068
Sep 3, 2025101.84102.4598.59100.24100.09-1.68%959,558
Sep 2, 202599.85102.0197.50101.95101.79-1.35%844,941
Aug 29, 2025106.33106.96102.24103.34103.18-3.89%993,196
Aug 28, 2025106.40107.84105.31107.52107.361.75%705,918
Aug 27, 2025106.55106.55105.04105.68105.51-0.82%749,313
Aug 26, 2025106.25107.84106.16106.55106.390.31%1,187,264
Aug 25, 2025105.00106.83103.19106.22106.060.92%693,268
Aug 22, 2025100.20106.35100.20105.25104.875.86%909,961
Aug 21, 202598.3799.6997.7999.4299.060.05%554,588
Aug 20, 2025100.35100.7697.3099.3799.01-1.30%900,781
Aug 19, 2025101.86102.1999.93100.68100.32-0.42%934,069
Aug 18, 2025100.38102.00100.35101.10100.730.88%927,309
Aug 15, 2025102.79103.5999.94100.2299.86-4.31%1,054,933
Aug 14, 2025101.78105.25101.18104.73104.350.35%852,676
Aug 13, 2025104.14106.19103.15104.36103.980.88%900,859
Aug 12, 202599.65103.6197.62103.45103.085.38%1,403,947
Aug 11, 202599.86101.8598.0098.1797.82-1.21%1,069,571
Aug 8, 202599.55100.4798.5599.3799.010.61%1,204,450
Aug 7, 202597.15100.7195.5498.7798.4110.21%2,057,495
Aug 6, 202591.3991.7488.4989.6289.30-2.61%1,516,555
Aug 5, 202594.6196.0190.4192.0291.69-2.11%935,797
Aug 4, 202593.6794.6893.0294.0093.661.35%940,629
Aug 1, 202592.1094.2790.3892.7592.41-2.55%1,473,576
Jul 31, 202597.4297.9893.8695.1894.84-5.22%1,799,135
Jul 30, 2025102.88103.1499.31100.42100.06-1.21%983,856
Jul 29, 2025103.65104.80100.13101.65101.28-0.66%854,282
Jul 28, 2025101.44103.25100.66102.33101.962.84%831,962
Jul 25, 202599.0199.8598.0199.5099.14-0.04%607,776
Jul 24, 202599.44100.5797.9299.5499.18-0.01%749,659
Jul 23, 2025102.93103.1298.8399.5599.19-2.80%1,469,998
Jul 22, 2025103.32104.21100.38102.42102.05-0.89%984,913
Jul 21, 2025105.69107.31103.16103.34102.97-1.31%695,135
Jul 18, 2025105.29105.29102.58104.71104.330.74%661,623
Jul 17, 2025102.42104.43101.57103.94103.561.93%987,731