Activity — MKS Inc
217 moves.
Top impactInsider · CEO movesInsider · biggest buysInsider · biggest sellsInstitution · biggest movesInstitution · new positions
| Date | Actor | Action | Security | Value | Shares Δ | Position after | Impact |
|---|---|---|---|---|---|---|---|
| Q1 2026 as of | Victory Capital Management, Inc. 13F manager | Trim | Common stock | $-386.92M | -1.7M -65.71% | 878,758 1.30% of shares | high |
| Q2 2026 as of | BlackRock, Inc. 13F manager | Add | Common stock | $351.92M | +791K +12.89% | 6,930,030 10.25% of shares | high |
| Q1 2026 as of | Whale Rock Capital Management LLC 13F manager | New | Common stock | $300.30M | +1.3M | 1,306,724 1.93% of shares | high |
| Q2 2026 as of | FengHe Fund Management Pte. Ltd. 13F manager | New | Common stock | $258.73M | +582K | 581,687 0.86% of shares | high |
| Q1 2026 as of | Norges Bank 13F manager | Exit | Common stock | $-147.45M | -923K -100.00% | 0 | high |
| Q1 2026 as of | Madison Asset Management, LLC 13F manager | Trim | Common stock | $-134.01M | -583K -63.28% | 338,336 0.50% of shares | high |
| Q2 2026 as of | Victory Capital Management, Inc. 13F manager | Trim | Common stock | $-119.98M | -270K -30.69% | 609,027 0.90% of shares | high |
| Q1 2026 as of | Channing Capital Management, LLC 13F manager | Trim | Common stock | $-111.87M | -487K -91.64% | 44,406 0.07% of shares | high |
| Q1 2026 as of | Southpoint Capital Advisors LP 13F manager | Exit | Common stock | $-95.88M | -600K -100.00% | 0 | high |
| Q1 2026 as of | AQR Capital Management, LLC 13F manager | Add | Common stock | $93.20M | +420K +213.48% | 616,497 0.91% of shares | high |
| Q3 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-86.65M | -700K -65.60% | 367,148 0.54% of shares | high |
| Q1 2026 as of | Tremblant Capital Group 13F manager | New | Common stock | $75.79M | +330K | 329,786 0.49% of shares | high |
| Q1 2026 as of | TimesSquare Capital Management, LLC 13F manager | New | Common stock | $66.22M | +288K | 288,165 0.43% of shares | high |
| Q1 2026 as of | Geode Capital Management, LLC 13F manager | Add | Common stock | $65.57M | +285K +22.75% | 1,539,319 2.28% of shares | high |
| Q2 2026 as of | LPL Financial LLC 13F manager | Add | Common stock | $64.53M | +145K +1218.11% | 156,987 0.23% of shares | high |
| Q1 2026 as of | Nordea Investment Management AB 13F manager | Trim | Common stock | $-59.92M | -274K -45.60% | 326,308 0.48% of shares | high |
| Q3 2024 as of | Barclays PLC 13F manager | Add | Common stock | $57.68M | +531K +108.62% | 1,019,134 1.51% of shares | high |
| Q1 2026 as of | Two Sigma Investments, LP 13F manager | Add | Common stock | $57.30M | +249K +849.27% | 278,687 0.41% of shares | high |
| Q2 2026 as of | State Street Corporation 13F manager | Add | Common stock | $52.07M | +117K +5.80% | 2,134,663 3.16% of shares | high |
| Q1 2026 as of | Westfield Capital Management Company, L.P. 13F manager | Add | Common stock | $47.57M | +207K +24.65% | 1,046,763 1.55% of shares | medium |
| Q1 2026 as of | AllianceBernstein L.P. 13F manager | Add | Common stock | $37.36M | +234K +271.47% | 319,921 0.47% of shares | medium |
| Q1 2026 as of | Royal Bank of Canada 13F manager | Trim | Common stock | $-36.04M | -157K -50.62% | 153,003 0.23% of shares | medium |
| Q2 2025 as of | Barclays PLC 13F manager | Add | Common stock | $35.40M | +356K +50.12% | 1,067,197 1.58% of shares | medium |
| Q1 2026 as of | Principal Financial Group Inc 13F manager | Trim | Common stock | $-34.79M | -151K -19.77% | 614,230 0.91% of shares | medium |
| Q1 2026 as of | Polaris Capital Management, LLC 13F manager | Trim | Common stock | $-29.97M | -130K -49.19% | 134,700 0.20% of shares | medium |
| Q1 2026 as of | D. E. Shaw & Co., Inc. 13F manager | New | Common stock | $27.62M | +120K | 120,173 0.18% of shares | medium |
| Q1 2026 as of | Amundi 13F manager | Add | Common stock | $26.32M | +115K +81.67% | 254,748 0.38% of shares | medium |
| Q1 2026 as of | Balyasny Asset Management L.P. 13F manager | Trim | Common stock | $-23.95M | -104K -20.37% | 407,395 0.60% of shares | medium |
| Q1 2026 as of | Renaissance Technologies LLC 13F manager | New | Common stock | $23.81M | +104K | 103,603 0.15% of shares | medium |
| Q1 2026 as of | Marshall Wace, LLP 13F manager | New | Common stock | $22.68M | +99K | 98,690 0.15% of shares | medium |
| Q1 2026 as of | Nomura Holdings Inc 13F manager | Trim | Common stock | $-21.76M | -95K -26.01% | 269,356 0.40% of shares | medium |
| Q1 2026 as of | Millennium Management LLC 13F manager | Add | Common stock | $17.72M | +77K +9.44% | 894,369 1.32% of shares | medium |
| Q4 2024 as of | Barclays PLC 13F manager | Trim | Common stock | $-17.34M | -166K -16.30% | 853,050 1.26% of shares | medium |
| Q2 2023 as of | Barclays PLC 13F manager | Add | Common stock | $15.67M | +145K +216.98% | 211,810 0.31% of shares | medium |
| Q2 2026 as of | Deutsche Bank AG 13F manager | Trim | Common stock | $-14.92M | -34K -25.04% | 100,427 0.15% of shares | medium |
| Q1 2026 as of | Silvercrest Asset Management Group LLC 13F manager | Trim | Common stock | $-13.51M | -59K -37.54% | 97,814 0.14% of shares | medium |
| Q4 2023 as of | Barclays PLC 13F manager | Add | Common stock | $13.41M | +130K +69.40% | 318,269 0.47% of shares | medium |
| Q2 2024 as of | Barclays PLC 13F manager | Add | Common stock | $12.42M | +95K +24.18% | 488,514 0.72% of shares | medium |
| Q1 2026 as of | Glenview Capital Management, LLC 13F manager | Exit | Common stock | $-11.86M | -74K -100.00% | 0 | medium |
| Q1 2025 as of | Barclays PLC 13F manager | Trim | Common stock | $-11.39M | -142K -16.66% | 710,912 1.05% of shares | medium |
| Q1 2026 as of | Shapiro Capital Management LLC 13F manager | Trim | Common stock | $-11.04M | -48K -53.79% | 41,275 0.06% of shares | medium |
| Q1 2026 as of | Phocas Financial Corp. 13F manager | Trim | Common stock | $-11.00M | -48K -65.22% | 25,520 0.04% of shares | medium |
| Q1 2026 as of | Bank of New York Mellon Corp/The 13F manager | Add | Common stock | $10.00M | +44K +5.52% | 832,150 1.23% of shares | medium |
| Q1 2024 as of | Barclays PLC 13F manager | Add | Common stock | $9.99M | +75K +23.60% | 393,378 0.58% of shares | medium |
| Q1 2026 as of | Sirios Capital Management L P 13F manager | New | Common stock | $9.73M | +42K | 42,347 0.06% of shares | medium |
| Q1 2026 as of | Segall Bryant & Hamill, LLC 13F manager | New | Common stock | $9.06M | +39K | 39,434 0.06% of shares | medium |
| Q1 2026 as of | Arrowstreet Capital, Limited Partnership 13F manager | Exit | Common stock | $-8.80M | -55K -100.00% | 0 | medium |
| Q1 2026 as of | Bridgewater Associates, LP 13F manager | New | Common stock | $8.76M | +38K | 38,133 0.06% of shares | medium |
| Q4 2025 as of | Bank of America Corp /De 13F manager | Add | Common stock | $8.35M | +52K +12.20% | 480,227 0.71% of shares | medium |
| Q1 2026 as of | Boston Partners 13F manager | New | Common stock | $7.23M | +31K | 31,451 0.05% of shares | medium |