SDIC
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South Dakota Investment Council’s MKS Inc MKSI Stock Holding History

South Dakota Investment Council’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 		$2.02M Hold
8,781
– – 0.04% 312
2025
Q4 		$1.4M Hold
8,781
– – 0.03% 367
2025
Q3 		$1.09M Hold
8,781
– – 0.02% 420
2025
Q2 		$872K Buy
8,781
+1,900
+28% +$154K 0.02% 457
2025
Q1 		$552K Sell
6,881
-2,300
-25% -$232K 0.01% 487
2024
Q4 		$958K Hold
9,181
– – 0.02% 424
2024
Q3 		$998K Buy
9,181
+7,970
+658% +$947K 0.02% 426
2024
Q2 		$158K Sell
1,211
-869
-42% -$110K ﹤0.01% 557
2024
Q1 		$277K Hold
2,080
– – 0.01% 523
2023
Q4 		$214K Hold
2,080
– – ﹤0.01% 583
2023
Q3 		$180K Sell
2,080
-16,870
-89% -$1.64M ﹤0.01% 583
2023
Q2 		$2.05M Hold
18,950
– – 0.04% 336
2023
Q1 		$1.68M Hold
18,950
– – 0.04% 383
2022
Q4 		$1.61M Hold
18,950
– – 0.04% 371
2022
Q3 		$1.57M Hold
18,950
– – 0.04% 347
2022
Q2 		$1.95M Hold
18,950
– – 0.04% 317
2022
Q1 		$2.84M Buy
18,950
+1,600
+9% +$249K 0.06% 264
2021
Q4 		$3.02M Hold
17,350
– – 0.05% 284
2021
Q3 		$2.62M Buy
17,350
+8,620
+99% +$1.32M 0.05% 295
2021
Q2 		$1.55M Buy
+8,730
New +$1.59M 0.03% 390
2017
Q4 		– Sell
-14,503
Closed -$1.37M – 595
2017
Q3 		$1.37M Hold
14,503
– – 0.03% 389
2017
Q2 		$976K Hold
14,503
– – 0.02% 425
2017
Q1 		$997K Hold
14,503
– – 0.02% 418
2016
Q4 		$861K Hold
14,503
– – 0.02% 434
2016
Q3 		$721K Buy
+14,503
New +$684K 0.01% 438

Other funds holding MKSI

BlackRock
BlackRock New York $6.73T AUM 46.02% 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 $3.37T AUM 44.26% 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

South Dakota Investment Council's MKSI Position: Q1 2026 in Review

South Dakota Investment Council held its MKS Inc (MKSI) position steady in Q1 2026 at 8,781 shares worth $2.02M. The position accounts for 0.04% of the portfolio, ranked #312.

South Dakota Investment Council first reported a position in MKSI in Q3 2016 and has held it in 25 quarters since. The position peaked at $3.02M in Q4 2021. 618 funds tracked by Wall St. Rank hold MKSI as of Q1 2026.

  • South Dakota Investment Council held 8,781 shares of MKS Inc worth $2.02M as of Q1 2026.
  • South Dakota Investment Council left its MKS Inc share count unchanged in Q1 2026.
  • MKS Inc made up 0.04% of South Dakota Investment Council's portfolio in Q1 2026, its #312 holding.
  • South Dakota Investment Council first reported a position in MKS Inc in Q3 2016 and has held it in 25 quarters since.
  • South Dakota Investment Council's MKS Inc position peaked at $3.02M in Q4 2021.
  • 618 funds tracked by Wall St. Rank held MKS Inc as of Q1 2026.

Based on South Dakota Investment Council's 13F filing for Q1 2026, filed 18 May 2026.