Charles Schwab’s MKS Inc MKSI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$359M Sell
808,198
-58,449
-7% -$18.3M 0.05% 307
2026
Q1
$199M Sell
866,647
-4,007
-0.5% -$906K 0.03% 427
2025
Q4
$139M Buy
870,654
+24,349
+3% +$3.61M 0.02% 563
2025
Q3
$105M Buy
846,305
+55,649
+7% +$5.93M 0.02% 686
2025
Q2
$78.6M Buy
790,656
+72,417
+10% +$5.89M 0.01% 802
2025
Q1
$57.6M Buy
718,239
+51,836
+8% +$5.23M 0.01% 982
2024
Q4
$69.6M Buy
666,403
+2,989
+0.5% +$323K 0.01% 881
2024
Q3
$72.1M Buy
663,414
+45,862
+7% +$5.45M 0.01% 853
2024
Q2
$80.6M Buy
617,552
+5,410
+0.9% +$683K 0.02% 746
2024
Q1
$81.4M Buy
612,142
+14,833
+2% +$1.72M 0.02% 710
2023
Q4
$61.4M Buy
597,309
+10,506
+2% +$853K 0.02% 834
2023
Q3
$50.8M Buy
586,803
+65,502
+13% +$6.39M 0.01% 870
2023
Q2
$56.4M Buy
521,301
+7,148
+1% +$654K 0.02% 792
2023
Q1
$45.6M Buy
514,153
+3,637
+0.7% +$347K 0.01% 906
2022
Q4
$43.3M Buy
510,516
+21,889
+4% +$1.75M 0.01% 911
2022
Q3
$40.4M Buy
488,627
+28,429
+6% +$2.93M 0.01% 892
2022
Q2
$47.2M Buy
460,198
+1,069
+0.2% +$125K 0.02% 781
2022
Q1
$68.9M Sell
459,129
-51,542
-10% -$8.01M 0.02% 688
2021
Q4
$88.9M Buy
510,671
+13,585
+3% +$2.12M 0.03% 584
2021
Q3
$75M Buy
497,086
+17,493
+4% +$2.69M 0.02% 636
2021
Q2
$85.3M Buy
479,593
+12,010
+3% +$2.18M 0.03% 569
2021
Q1
$86.7M Buy
467,583
+3,765
+0.8% +$633K 0.03% 522
2020
Q4
$69.8M Buy
463,818
+5,851
+1% +$765K 0.03% 594
2020
Q3
$50M Sell
457,967
-10,307
-2% -$1.21M 0.02% 667
2020
Q2
$53M Sell
468,274
-969
-0.2% -$96.4K 0.03% 594
2020
Q1
$38.2M Buy
469,243
+23,010
+5% +$2.35M 0.02% 629
2019
Q4
$49.1M Buy
446,233
+7,180
+2% +$752K 0.03% 647
2019
Q3
$40.5M Buy
439,053
+24,272
+6% +$2M 0.02% 696
2019
Q2
$32.3M Buy
414,781
+9,098
+2% +$769K 0.02% 824
2019
Q1
$37.7M Buy
405,683
+12,903
+3% +$1.04M 0.02% 702
2018
Q4
$25.4M Sell
392,780
-1,711
-0.4% -$124K 0.02% 836
2018
Q3
$31.6M Buy
394,491
+3,699
+0.9% +$338K 0.02% 818
2018
Q2
$37.4M Sell
390,792
-73,635
-16% -$8.03M 0.03% 648
2018
Q1
$53.7M Sell
464,427
-10,559
-2% -$1.16M 0.04% 441
2017
Q4
$44.9M Buy
474,986
+8,597
+2% +$857K 0.04% 503
2017
Q3
$44.1M Buy
466,389
+118,424
+34% +$9.68M 0.04% 459
2017
Q2
$23.4M Buy
347,965
+24,494
+8% +$1.86M 0.02% 745
2017
Q1
$22.2M Buy
323,471
+49,184
+18% +$3.24M 0.02% 761
2016
Q4
$16.3M Buy
274,287
+16,903
+7% +$912K 0.02% 892
2016
Q3
$12.8M Buy
257,384
+12,543
+5% +$591K 0.02% 982
2016
Q2
$10.5M Buy
244,841
+19,414
+9% +$754K 0.01% 1028
2016
Q1
$8.49M Sell
225,427
-650
-0.3% -$22.2K 0.01% 1146
2015
Q4
$8.14M Buy
226,077
+11,544
+5% +$411K 0.01% 1155
2015
Q3
$7.19M Buy
214,533
+1,540
+0.7% +$53.6K 0.01% 1203
2015
Q2
$8.08M Buy
212,993
+11,867
+6% +$432K 0.01% 1199
2015
Q1
$6.8M Buy
201,126
+22,129
+12% +$778K 0.01% 1279
2014
Q4
$6.55M Sell
178,997
-6,778
-4% -$240K 0.01% 1230
2014
Q3
$6.2M Buy
185,775
+3,509
+2% +$115K 0.01% 1182
2014
Q2
$5.69M Sell
182,266
-2,536
-1% -$73.5K 0.01% 1286
2014
Q1
$5.52M Buy
184,802
+15,978
+9% +$479K 0.01% 1256
2013
Q4
$5.05M Buy
168,824
+8,080
+5% +$235K 0.01% 1243
2013
Q3
$4.37M Buy
160,744
+7,706
+5% +$206K 0.01% 1279
2013
Q2
$4.06M Buy
+153,038
New +$4.14M 0.01% 1238

Other funds holding MKSI

Charles Schwab's MKSI Position: Q2 2026 in Review

Charles Schwab reduced its MKS Inc (MKSI) stake by 6.7% in Q2 2026, selling an estimated $18.3M and leaving 808,198 shares worth $359M. The position accounts for 0.05% of the portfolio, ranked #307.

Charles Schwab first reported a position in MKSI in Q2 2013 and has held it in 53 quarters since. 773 funds tracked by Wall St. Rank hold MKSI as of Q2 2026.

  • Charles Schwab held 808,198 shares of MKS Inc worth $359M as of Q2 2026.
  • Charles Schwab sold 58,449 MKS Inc shares in Q2 2026, an estimated $18.3M.
  • MKS Inc made up 0.05% of Charles Schwab's portfolio in Q2 2026, its #307 holding.
  • Charles Schwab first reported a position in MKS Inc in Q2 2013 and has held it in 53 quarters since.
  • 773 funds tracked by Wall St. Rank held MKS Inc as of Q2 2026.

Based on Charles Schwab's 13F filing for Q2 2026, filed 14 Aug 2026.