Arrowstreet Capital’s MKS Inc MKSI Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-55,082
Closed -$8.8M 2006
2025
Q4
$8.8M Buy
55,082
+15,928
+41% +$2.36M 0.01% 963
2025
Q3
$4.85M Buy
+39,154
New +$4.17M ﹤0.01% 1185
2025
Q1
Sell
-6,551
Closed -$684K 1933
2024
Q4
$684K Buy
+6,551
New +$707K ﹤0.01% 1526
2022
Q4
Sell
-6,456
Closed -$534K 1408
2022
Q3
$534K Buy
+6,456
New +$665K ﹤0.01% 1093
2021
Q2
Sell
-88,663
Closed -$16.4M 2093
2021
Q1
$16.4M Sell
88,663
-47,782
-35% -$8.03M 0.02% 668
2020
Q4
$20.5M Buy
136,445
+95,053
+230% +$12.4M 0.03% 578
2020
Q3
$4.52M Sell
41,392
-4,048
-9% -$474K 0.01% 1182
2020
Q2
$5.15M Buy
+45,440
New +$4.52M 0.01% 1046
2020
Q1
Sell
-3,500
Closed -$385K 2010
2019
Q4
$385K Buy
+3,500
New +$367K ﹤0.01% 1532
2019
Q2
Sell
-144,492
Closed -$13.4M 1579
2019
Q1
$13.4M Buy
+144,492
New +$11.7M 0.03% 467
2018
Q2
Sell
-73,827
Closed -$8.54M 1225
2018
Q1
$8.54M Sell
73,827
-51,398
-41% -$5.64M 0.02% 469
2017
Q4
$11.8M Buy
125,225
+68,905
+122% +$6.87M 0.03% 410
2017
Q3
$5.32M Buy
+56,320
New +$4.6M 0.01% 487
2016
Q3
Sell
-60,572
Closed -$2.61M 1568
2016
Q2
$2.61M Sell
60,572
-32,653
-35% -$1.27M 0.01% 758
2016
Q1
$3.51M Buy
93,225
+39,076
+72% +$1.33M 0.01% 636
2015
Q4
$1.95M Buy
+54,149
New +$1.93M 0.01% 811
2015
Q2
Sell
-216,663
Closed -$7.33M 1245
2015
Q1
$7.33M Buy
216,663
+60,553
+39% +$2.13M 0.05% 338
2014
Q4
$5.71M Buy
+156,110
New +$5.52M 0.03% 423
2014
Q3
Sell
-16,080
Closed -$502K 1059
2014
Q2
$502K Sell
16,080
-8,288
-34% -$240K ﹤0.01% 826
2014
Q1
$728K Sell
24,368
-14,145
-37% -$424K ﹤0.01% 891
2013
Q4
$1.15M Buy
+38,513
New +$1.12M 0.01% 799

Other funds holding MKSI

Arrowstreet Capital's MKSI Position: Q1 2026 in Review

Arrowstreet Capital sold out of MKS Inc (MKSI) in Q1 2026, closing a stake of 55,082 shares — an estimated $8.8M sold.

Arrowstreet Capital first reported a position in MKSI in Q4 2013 and held it in 21 quarters. The position peaked at $20.5M in Q4 2020. 615 funds tracked by Wall St. Rank hold MKSI as of Q1 2026.

  • Arrowstreet Capital reported no remaining MKS Inc position as of Q1 2026 after selling out during the quarter.
  • Arrowstreet Capital sold 55,082 MKS Inc shares in Q1 2026, an estimated $8.8M.
  • Arrowstreet Capital first reported a position in MKS Inc in Q4 2013 and held it in 21 quarters.
  • Arrowstreet Capital's MKS Inc position peaked at $20.5M in Q4 2020.
  • 615 funds tracked by Wall St. Rank held MKS Inc as of Q1 2026.

Based on Arrowstreet Capital's 13F filing for Q1 2026, filed 14 May 2026.