Robeco Schweiz’s MKS Inc MKSI Stock Holding History

Robeco Schweiz’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 Q2	$28.9M	Buy	64,992 +19,392	+43%	+$6.07M	0.46%	62
2026 Q1	$10.5M	Sell	45,600 -7,030	-13%	-$1.59M	0.22%	91
2025 Q4	$8.41M	Buy	+52,630	New	+$7.81M	0.19%	96
2019 Q4	–	Sell	-1,000	Closed	-$91K	–	145
2019 Q3	$91K	Sell	1,000 -300	-23%	-$24.8K	﹤0.01%	158
2019 Q2	$102K	Hold	1,300	–	–	﹤0.01%	156
2019 Q1	$121K	Sell	1,300 -200	-13%	-$16.1K	0.01%	154
2018 Q4	$96K	Sell	1,500 -800	-35%	-$57.8K	﹤0.01%	155
2018 Q3	$185K	Hold	2,300	–	–	0.01%	148
2018 Q2	$216K	Sell	2,300 -50	-2%	-$5.45K	0.01%	148
2018 Q1	$272K	Hold	2,350	–	–	0.01%	140
2017 Q4	$225K	Hold	2,350	–	–	0.01%	144
2017 Q3	$221K	Sell	2,350 -150	-6%	-$12.3K	0.02%	147
2017 Q2	$169K	Sell	2,500 -1,700	-40%	-$129K	0.01%	160
2017 Q1	$289K	Buy	4,200 +900	+27%	+$59.2K	0.02%	147
2016 Q4	$197K	Buy	3,300 +448	+16%	+$24.2K	0.02%	160
2016 Q3	$141K	Buy	+2,852	New	+$134K	0.01%	163

Other funds holding MKSI

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return

Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

AMH

Aspex Management (HK) Central, Hong Kong $8.89B AUM 39.91% 1-Year Est. Return

Robeco Schweiz's MKSI Position: Q2 2026 in Review

Robeco Schweiz increased its MKS Inc (MKSI) stake by 43% in Q2 2026, buying an estimated $6.07M and bringing the position to 64,992 shares worth $28.9M. The position accounts for 0.46% of the portfolio, ranked #62.

Robeco Schweiz first reported a position in MKSI in Q3 2016 and has held it in 16 quarters since. 773 funds tracked by Wall St. Rank hold MKSI as of Q2 2026.

Robeco Schweiz held 64,992 shares of MKS Inc worth $28.9M as of Q2 2026.
Robeco Schweiz bought 19,392 MKS Inc shares in Q2 2026, an estimated $6.07M.
MKS Inc made up 0.46% of Robeco Schweiz's portfolio in Q2 2026, its #62 holding.
Robeco Schweiz first reported a position in MKS Inc in Q3 2016 and has held it in 16 quarters since.
773 funds tracked by Wall St. Rank held MKS Inc as of Q2 2026.

Based on Robeco Schweiz's 13F filing for Q2 2026, filed 28 Jul 2026.