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Cornerstone Investment Partners’s MKS Inc MKSI Stock Holding History

Cornerstone Investment Partners’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
2026
Q1 		$2.16M Buy
9,413
+376
+4% +$85K 0.09% 34
2025
Q4 		$1.44M Buy
9,037
+3
+0% +$445 0.06% 40
2025
Q3 		$1.12M Buy
9,034
+14
+0.2% +$1.49K 0.05% 39
2025
Q2 		$896K Buy
9,020
+2,513
+39% +$204K 0.04% 41
2025
Q1 		$522K Buy
6,507
+1,553
+31% +$157K 0.03% 61
2024
Q4 		$517K Buy
4,954
+1,315
+36% +$142K 0.03% 64
2024
Q3 		$396K Sell
3,639
-50
-1% -$5.94K 0.02% 84
2024
Q2 		$482K Buy
3,689
+115
+3% +$14.5K 0.02% 81
2024
Q1 		$475K Buy
3,574
+100
+3% +$11.6K 0.02% 85
2023
Q4 		$357K Hold
3,474
– – 0.02% 98
2023
Q3 		$301K Buy
3,474
+10
+0.3% +$975 0.02% 104
2023
Q2 		$374K Hold
3,464
– – 0.02% 90
2023
Q1 		$307K Sell
3,464
-29
-0.8% -$2.77K 0.02% 102
2022
Q4 		$296K Buy
3,493
+10
+0.3% +$801 0.02% 108
2022
Q3 		$288K Buy
+3,483
New +$359K 0.02% 106

Other funds holding MKSI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Cornerstone Investment Partners's MKSI Position: Q1 2026 in Review

Cornerstone Investment Partners increased its MKS Inc (MKSI) stake by 4.2% in Q1 2026, buying an estimated $85K and bringing the position to 9,413 shares worth $2.16M. The position accounts for 0.09% of the portfolio, ranked #34.

Cornerstone Investment Partners first reported a position in MKSI in Q3 2022 and has held it in 15 quarters since. 615 funds tracked by Wall St. Rank hold MKSI as of Q1 2026.

  • Cornerstone Investment Partners held 9,413 shares of MKS Inc worth $2.16M as of Q1 2026.
  • Cornerstone Investment Partners bought 376 MKS Inc shares in Q1 2026, an estimated $85K.
  • MKS Inc made up 0.09% of Cornerstone Investment Partners's portfolio in Q1 2026, its #34 holding.
  • Cornerstone Investment Partners first reported a position in MKS Inc in Q3 2022 and has held it in 15 quarters since.
  • 615 funds tracked by Wall St. Rank held MKS Inc as of Q1 2026.

Based on Cornerstone Investment Partners's 13F filing for Q1 2026, filed 8 May 2026.