CI Investments Inc
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CI Investments Inc’s MKS Inc MKSI Stock Holding History

CI Investments Inc’s Portfolio MKSI Stock Details MKSI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2025
Q4 		– Sell
-1,967
Closed -$243K – 1023
2025
Q3 		$243K Sell
1,967
-121
-6% -$12.9K ﹤0.01% 663
2025
Q2 		$207K Sell
2,088
-30
-1% -$2.44K ﹤0.01% 701
2025
Q1 		$170K Buy
2,118
+161
+8% +$16.3K ﹤0.01% 774
2024
Q4 		$204K Buy
1,957
+1,459
+293% +$157K ﹤0.01% 729
2024
Q3 		$54K Buy
498
+79
+19% +$9.39K ﹤0.01% 993
2024
Q2 		$55K Sell
419
-77
-16% -$9.72K ﹤0.01% 958
2024
Q1 		$66K Buy
496
+154
+45% +$17.9K ﹤0.01% 976
2023
Q4 		$35K Buy
342
+13
+4% +$1.06K ﹤0.01% 1036
2023
Q3 		$28K Buy
329
+7
+2% +$683 ﹤0.01% 1062
2023
Q2 		$35K Buy
322
+65
+25% +$5.95K ﹤0.01% 1032
2023
Q1 		$23K Buy
257
+20
+8% +$1.91K ﹤0.01% 1045
2022
Q4 		$20K Buy
237
+137
+137% +$11K ﹤0.01% 1087
2022
Q3 		$8K Sell
100
-6
-6% -$618 ﹤0.01% 1143
2022
Q2 		$11K Sell
106
-74
-41% -$8.62K ﹤0.01% 1033
2022
Q1 		$27K Hold
180
– – ﹤0.01% 1034
2021
Q4 		$31K Sell
180
-508
-74% -$79.4K ﹤0.01% 1062
2021
Q3 		$104K Sell
688
-8
-1% -$1.23K ﹤0.01% 848
2021
Q2 		$124K Buy
696
+271
+64% +$49.2K ﹤0.01% 827
2021
Q1 		$79K Sell
425
-88
-17% -$14.8K ﹤0.01% 819
2020
Q4 		$77K Buy
513
+259
+102% +$33.9K ﹤0.01% 780
2020
Q3 		$28K Buy
+254
New +$29.8K ﹤0.01% 807
2020
Q1 		– Sell
-3,727
Closed -$410K – 605
2019
Q4 		$410K Buy
+3,727
New +$390K ﹤0.01% 506

Other funds holding MKSI

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $178B AUM 37.23% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

CI Investments Inc's MKSI Position: Q4 2025 in Review

CI Investments Inc sold out of MKS Inc (MKSI) in Q4 2025, closing a stake of 1,967 shares — an estimated $243K sold.

CI Investments Inc first reported a position in MKSI in Q4 2019 and held it in 22 quarters. The position peaked at $410K in Q4 2019. 514 funds tracked by Wall St. Rank hold MKSI as of Q4 2025.

  • CI Investments Inc reported no remaining MKS Inc position as of Q4 2025 after selling out during the quarter.
  • CI Investments Inc sold 1,967 MKS Inc shares in Q4 2025, an estimated $243K.
  • CI Investments Inc first reported a position in MKS Inc in Q4 2019 and held it in 22 quarters.
  • CI Investments Inc's MKS Inc position peaked at $410K in Q4 2019.
  • 514 funds tracked by Wall St. Rank held MKS Inc as of Q4 2025.

Based on CI Investments Inc's 13F filing for Q4 2025, filed 12 Feb 2026.