William Blair Investment Management’s MKS Inc MKSI Stock Holding History

William Blair Investment Management’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
2023 Q3	–	Sell	-1,028,945	Closed	-$111M	–	410
2023 Q2	$111M	Buy	1,028,945 +131,898	+15%	+$12.1M	0.36%	93
2023 Q1	$79.5M	Buy	897,047 +8,796	+1%	+$839K	0.28%	109
2022 Q4	$75.3M	Sell	888,251 -63,476	-7%	-$5.09M	0.29%	106
2022 Q3	$78.7M	Sell	951,727 -102,326	-10%	-$10.5M	0.31%	100
2022 Q2	$108M	Sell	1,054,053 -32,920	-3%	-$3.84M	0.4%	89
2022 Q1	$163M	Buy	1,086,973 +394,323	+57%	+$61.3M	0.49%	71
2021 Q4	$121M	Buy	692,650 +571,074	+470%	+$89.3M	0.33%	102
2021 Q3	$18.3M	Buy	121,576 +32,674	+37%	+$5.02M	0.05%	323
2021 Q2	$15.8M	Buy	+88,902	New	+$16.2M	0.05%	241

Other funds holding MKSI

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

Carlyle Group Washington, District of Columbia $10.6B AUM 11.25% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

William Blair Investment Management's MKSI Position: Q3 2023 in Review

William Blair Investment Management sold out of MKS Inc (MKSI) in Q3 2023, closing a stake of 1,028,945 shares — an estimated $111M sold.

William Blair Investment Management first reported a position in MKSI in Q2 2021 and held it in 9 quarters. The position peaked at $163M in Q1 2022. 323 funds tracked by Wall St. Rank hold MKSI as of Q3 2023.

William Blair Investment Management reported no remaining MKS Inc position as of Q3 2023 after selling out during the quarter.
William Blair Investment Management sold 1,028,945 MKS Inc shares in Q3 2023, an estimated $111M.
William Blair Investment Management first reported a position in MKS Inc in Q2 2021 and held it in 9 quarters.
William Blair Investment Management's MKS Inc position peaked at $163M in Q1 2022.
323 funds tracked by Wall St. Rank held MKS Inc as of Q3 2023.

Based on William Blair Investment Management's 13F filing for Q3 2023, filed 9 Nov 2023.