Massachusetts Financial Services
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Massachusetts Financial Services’s MKS Inc MKSI Stock Holding History

Massachusetts Financial Services’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 		$22.2M Buy
+49,850
New +$15.6M 0.01% 648
2021
Q4 		– Sell
-352,261
Closed -$53.2M – 922
2021
Q3 		$53.2M Sell
352,261
-523,106
-60% -$80.3M 0.02% 487
2021
Q2 		$156M Sell
875,367
-12,569
-1% -$2.28M 0.05% 312
2021
Q1 		$165M Buy
887,936
+20,642
+2% +$3.47M 0.05% 292
2020
Q4 		$130M Buy
867,294
+198,304
+30% +$25.9M 0.04% 317
2020
Q3 		$73.1M Buy
668,990
+356,127
+114% +$41.7M 0.03% 384
2020
Q2 		$35.4M Buy
+312,863
New +$31.1M 0.01% 467
2014
Q4 		– Sell
-59,224
Closed -$1.98M – 897
2014
Q3 		$1.98M Buy
59,224
+2,514
+4% +$82.3K ﹤0.01% 749
2014
Q2 		$1.77M Buy
56,710
+5,150
+10% +$149K ﹤0.01% 746
2014
Q1 		$1.54M Sell
51,560
-15,950
-24% -$479K ﹤0.01% 722
2013
Q4 		$2.02M Buy
67,510
+2,430
+4% +$70.7K ﹤0.01% 685
2013
Q3 		$1.73M Buy
65,080
+3,660
+6% +$97.7K ﹤0.01% 691
2013
Q2 		$1.63M Buy
+61,420
New +$1.66M ﹤0.01% 675

Other funds holding MKSI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Point72 Asset Management
Point72 Asset Management Stamford, Connecticut $90.7B AUM 77.13% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $484B AUM 34.9% 1-Year Est. Return
T. Rowe Price Associates
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

Massachusetts Financial Services's MKSI Position: Q2 2026 in Review

Massachusetts Financial Services opened a new position in MKS Inc (MKSI) in Q2 2026: 49,850 shares worth $22.2M. The stake represents 0.01% of the portfolio and ranks #648 among its holdings. This is a return to the name: Massachusetts Financial Services previously reported a position in MKSI as recently as Q3 2021.

Massachusetts Financial Services first reported a position in MKSI in Q2 2013 and has held it in 13 quarters since. The position peaked at $165M in Q1 2021. 775 funds tracked by Wall St. Rank hold MKSI as of Q2 2026.

  • Massachusetts Financial Services held 49,850 shares of MKS Inc worth $22.2M as of Q2 2026.
  • MKS Inc was a new Massachusetts Financial Services position in Q2 2026.
  • MKS Inc made up 0.01% of Massachusetts Financial Services's portfolio in Q2 2026, its #648 holding.
  • Massachusetts Financial Services first reported a position in MKS Inc in Q2 2013 and has held it in 13 quarters since.
  • Massachusetts Financial Services's MKS Inc position peaked at $165M in Q1 2021.
  • 775 funds tracked by Wall St. Rank held MKS Inc as of Q2 2026.

Based on Massachusetts Financial Services's 13F filing for Q2 2026, filed 3 Aug 2026.