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David Shaw’s MKS Inc MKSI Stock Holding History

David Shaw’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 		$222K Buy
+500
New +$156K ﹤0.01% 4534
2019
Q2 		– Sell
-23,400
Closed -$2.18M – 3781
2019
Q1 		$2.18M Sell
23,400
-800
-3% -$64.5K ﹤0.01% 2101
2018
Q4 		$1.56M Buy
+24,200
New +$1.75M ﹤0.01% 2352
2018
Q1 		– Sell
-10,100
Closed -$954K – 3667
2017
Q4 		$954K Sell
10,100
-1,100
-10% -$110K ﹤0.01% 2605
2017
Q3 		$1.06M Sell
11,200
-2,000
-15% -$164K ﹤0.01% 2459
2017
Q2 		$888K Buy
13,200
+10,000
+313% +$758K ﹤0.01% 2487
2017
Q1 		$220K Buy
+3,200
New +$211K ﹤0.01% 3084

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

David Shaw's MKSI Position: Q2 2026 in Review

David Shaw reduced its MKS Inc (MKSI) stake by 96% in Q2 2026, selling an estimated $36.3M and leaving 4,325 shares worth $1.92M. The position accounts for ﹤0.01% of the portfolio, ranked #3240.

David Shaw first reported a position in MKSI in Q2 2013 and has held it in 45 quarters since. The position peaked at $38.4M in Q4 2024. 770 funds tracked by Wall St. Rank hold MKSI as of Q2 2026.

  • David Shaw held 4,325 shares of MKS Inc worth $1.92M as of Q2 2026.
  • David Shaw sold 115,848 MKS Inc shares in Q2 2026, an estimated $36.3M.
  • MKS Inc made up ﹤0.01% of David Shaw's portfolio in Q2 2026, its #3240 holding.
  • David Shaw first reported a position in MKS Inc in Q2 2013 and has held it in 45 quarters since.
  • David Shaw's MKS Inc position peaked at $38.4M in Q4 2024.
  • 770 funds tracked by Wall St. Rank held MKS Inc as of Q2 2026.

Based on D.E. Shaw & Co's 13F filing for Q2 2026, filed 14 Aug 2026.