UBS Group
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UBS Group’s MKS Inc MKSI Stock Holding History

UBS Group’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
2019
Q1 		– Sell
-3,000
Closed -$194K – 7987
2018
Q4 		$194K Buy
+3,000
New +$217K ﹤0.01% 4976
2015
Q4 		– Sell
-24,000
Closed -$805K – 8482
2015
Q3 		$805K Buy
+24,000
New +$835K ﹤0.01% 3548

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

UBS Group's MKSI Position: Q1 2026 in Review

UBS Group increased its MKS Inc (MKSI) stake by 33% in Q1 2026, buying an estimated $24.5M and bringing the position to 432,130 shares worth $99.3M. The position accounts for 0.01% of the portfolio, ranked #1055.

UBS Group first reported a position in MKSI in Q4 2014 and has held it in 46 quarters since. The position peaked at $113M in Q2 2025. 615 funds tracked by Wall St. Rank hold MKSI as of Q1 2026.

  • UBS Group held 432,130 shares of MKS Inc worth $99.3M as of Q1 2026.
  • UBS Group bought 108,417 MKS Inc shares in Q1 2026, an estimated $24.5M.
  • MKS Inc made up 0.01% of UBS Group's portfolio in Q1 2026, its #1055 holding.
  • UBS Group first reported a position in MKS Inc in Q4 2014 and has held it in 46 quarters since.
  • UBS Group's MKS Inc position peaked at $113M in Q2 2025.
  • 615 funds tracked by Wall St. Rank held MKS Inc as of Q1 2026.

Based on UBS Group's 13F filing for Q1 2026, filed 5 May 2026.