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Dean Investment Associates’s MKS Inc MKSI Stock Holding History

Dean Investment Associates’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 		$4.17M Sell
18,132
-5,348
-23% -$1.21M 0.59% 78
2025
Q4 		$3.75M Buy
23,480
+607
+3% +$90K 0.54% 89
2025
Q3 		$2.83M Buy
22,873
+10,151
+80% +$1.08M 0.4% 129
2025
Q2 		$1.26M Buy
+12,722
New +$1.03M 0.19% 173
2021
Q3 		– Sell
-7,761
Closed -$1.38M – 239
2021
Q2 		$1.38M Sell
7,761
-71
-0.9% -$12.9K 0.25% 178
2021
Q1 		$1.45M Buy
+7,832
New +$1.32M 0.27% 170

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

Dean Investment Associates's MKSI Position: Q1 2026 in Review

Dean Investment Associates reduced its MKS Inc (MKSI) stake by 23% in Q1 2026, selling an estimated $1.21M and leaving 18,132 shares worth $4.17M. The position accounts for 0.59% of the portfolio, ranked #78.

Dean Investment Associates first reported a position in MKSI in Q1 2021 and has held it in 6 quarters since. 615 funds tracked by Wall St. Rank hold MKSI as of Q1 2026.

  • Dean Investment Associates held 18,132 shares of MKS Inc worth $4.17M as of Q1 2026.
  • Dean Investment Associates sold 5,348 MKS Inc shares in Q1 2026, an estimated $1.21M.
  • MKS Inc made up 0.59% of Dean Investment Associates's portfolio in Q1 2026, its #78 holding.
  • Dean Investment Associates first reported a position in MKS Inc in Q1 2021 and has held it in 6 quarters since.
  • 615 funds tracked by Wall St. Rank held MKS Inc as of Q1 2026.

Based on Dean Investment Associates's 13F filing for Q1 2026, filed 15 May 2026.