Holocene Advisors
MKSI icon

Holocene Advisors’s MKS Inc MKSI Stock Holding History

Holocene Advisors’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
2025
Q3 		– Sell
-15,756
Closed -$1.57M – 851
2025
Q2 		$1.57M Sell
15,756
-19,946
-56% -$1.62M ﹤0.01% 597
2025
Q1 		$2.86M Buy
+35,702
New +$3.6M 0.01% 476
2024
Q4 		– Sell
-21,511
Closed -$2.34M – 834
2024
Q3 		$2.34M Buy
+21,511
New +$2.56M 0.01% 525
2024
Q1 		– Sell
-59,339
Closed -$6.1M – 810
2023
Q4 		$6.1M Sell
59,339
-20,717
-26% -$1.68M 0.02% 324
2023
Q3 		$6.93M Buy
80,056
+32,129
+67% +$3.13M 0.03% 328
2023
Q2 		$5.18M Buy
47,927
+10,519
+28% +$963K 0.02% 359
2023
Q1 		$3.32M Sell
37,408
-2,921
-7% -$279K 0.02% 350
2022
Q4 		$3.42M Sell
40,329
-14,019
-26% -$1.12M 0.02% 339
2022
Q3 		$4.49M Buy
54,348
+21,093
+63% +$2.17M 0.03% 279
2022
Q2 		$3.41M Buy
+33,255
New +$3.87M 0.02% 421
2022
Q1 		– Sell
-600,245
Closed -$105M – 963
2021
Q4 		$105M Buy
+600,245
New +$93.8M 0.54% 56
2021
Q3 		– Sell
-29,128
Closed -$5.18M – 911
2021
Q2 		$5.18M Buy
29,128
+598
+2% +$109K 0.03% 351
2021
Q1 		$5.29M Buy
28,530
+22,611
+382% +$3.8M 0.03% 372
2020
Q4 		$891K Buy
+5,919
New +$774K 0.01% 566
2020
Q3 		– Sell
-3,413
Closed -$386K – 737
2020
Q2 		$386K Sell
3,413
-9,517
-74% -$947K ﹤0.01% 545
2020
Q1 		$1.05M Buy
+12,930
New +$1.32M 0.01% 415
2019
Q4 		– Sell
-2,868
Closed -$265K – 736
2019
Q3 		$265K Buy
+2,868
New +$237K ﹤0.01% 656
2019
Q2 		– Sell
-10,099
Closed -$940K – 708
2019
Q1 		$940K Buy
+10,099
New +$814K 0.01% 265
2018
Q4 		– Sell
-7,371
Closed -$591K – 762
2018
Q3 		$591K Buy
+7,371
New +$673K 0.01% 498

Other funds holding MKSI

Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Victory Capital Management
Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
Capital International Investors
Capital International Investors Los Angeles, California $427B AUM 29.17% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Neuberger Berman Group
Neuberger Berman Group New York $131B AUM 28.36% 1-Year Est. Return

Holocene Advisors's MKSI Position: Q3 2025 in Review

Holocene Advisors sold out of MKS Inc (MKSI) in Q3 2025, closing a stake of 15,756 shares — an estimated $1.57M sold.

Holocene Advisors first reported a position in MKSI in Q3 2018 and held it in 19 quarters. The position peaked at $105M in Q4 2021. 433 funds tracked by Wall St. Rank hold MKSI as of Q3 2025.

  • Holocene Advisors reported no remaining MKS Inc position as of Q3 2025 after selling out during the quarter.
  • Holocene Advisors sold 15,756 MKS Inc shares in Q3 2025, an estimated $1.57M.
  • Holocene Advisors first reported a position in MKS Inc in Q3 2018 and held it in 19 quarters.
  • Holocene Advisors's MKS Inc position peaked at $105M in Q4 2021.
  • 433 funds tracked by Wall St. Rank held MKS Inc as of Q3 2025.

Based on Holocene Advisors's 13F filing for Q3 2025, filed 14 Nov 2025.