UBS Group
MKSI icon

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
2026
Q1 		$209M Buy
907,280
+80
+0% +$18.1K 0.03% 599
2025
Q4 		$145M Hold
907,200
– – 0.02% 755
2025
Q3 		$112M Hold
907,200
– – 0.02% 944
2025
Q2 		$90.1M Hold
907,200
– – 0.02% 1038
2025
Q1 		$72.7M Hold
907,200
– – 0.01% 1148
2024
Q4 		$94.7M Hold
907,200
– – 0.02% 958
2024
Q3 		$98.6M Hold
907,200
– – 0.02% 726
2024
Q2 		$118M Buy
+907,200
New +$114M 0.03% 562

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.