MKS Ownership | Who Owns MKS?
MKS Ownership Summary
MKS is owned by 111.07% institutional investors, 0.61% insiders. Vanguard group is the largest institutional shareholder, holding 11.05% of MKSI shares. American Funds SMALLCAP World A is the top mutual fund, with 4.45% of its assets in MKS shares.
MKSI Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | MKS | 111.07% | 0.61% | -11.67% |
| Sector | Technology Stocks | 144.02% | 12.52% | -56.54% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Vanguard group | 7.45M | 11.05% | $777.28M |
| Blackrock funding, inc. /de | 7.32M | 10.89% | $726.97M |
| Blackrock | 6.61M | 9.87% | $863.50M |
| Fmr | 4.22M | 6.26% | $440.66M |
| Price t rowe associates inc /md/ | 3.34M | 4.96% | $348.81M |
| Capital investors | 3.25M | 4.84% | $323.18M |
| Victory capital management | 3.09M | 4.58% | $322.39M |
| Wellington management group llp | 2.29M | 3.40% | $239.21M |
| Invesco | 2.23M | 3.31% | $232.94M |
| State street | 1.89M | 2.82% | $246.75M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Value management | 297.71K | 5.22% | $29.58M |
| Harber asset management | 96.00K | 3.07% | $9.54M |
| Channing capital management | 991.30K | 2.74% | $98.50M |
| Harvey partners | 269.60K | 2.63% | $26.79M |
| Roubaix capital | 53.53K | 2.55% | $5.32M |
| Blue grotto capital | 187.15K | 2.24% | $18.60M |
| Polaris capital management | 352.40K | 1.77% | $36.79M |
| Shapiro capital management | 391.15K | 1.71% | $38.87M |
| Madison asset management | 1.46M | 1.57% | $145.43M |
| Kodai capital management lp | 297.16K | 1.27% | $31.02M |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Madison investment advisors | 933.94K | 1.10% | 933.94K |
| Norges bank | 818.58K | 0.01% | 818.58K |
| Frontier capital management | 912.38K | 0.84% | 542.09K |
| Channing capital management | 991.30K | 2.74% | 438.34K |
| Summit partners public asset management | 432.15K | 1.09% | 432.15K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Price t rowe associates inc /md/ | 3.34M | 0.04% | -937.21K |
| Nordea investment management ab | 1.69M | 0.16% | -579.33K |
| Ceredex value advisors | - | - | -453.06K |
| Jpmorgan chase | 452.21K | 0.00% | -367.30K |
| Point72 asset management | - | - | -359.89K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Madison investment advisors | 933.94K | 1.10% | 933.94K | $97.49M |
| Norges bank | 818.58K | 0.01% | 818.58K | $85.45M |
| Summit partners public asset management | 432.15K | 1.09% | 432.15K | $42.94M |
| Glenview capital management | 232.30K | 0.65% | 232.30K | $23.08M |
| Sora investors | 57.68K | 0.52% | 57.68K | $5.73M |
Sold Out
| Holder | Change |
|---|---|
| Transamerica financial advisors | -1.00 |
| Crewe advisors | -1.00 |
| Mendota financial group | -1.00 |
| Tfc financial management | -1.00 |
| Brown brothers harriman | -3.00 |
Institutional Ownership Trends
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Jun 30, 2025 | 404 | -0.98% | 74,637,907 | 6.06% | 111 | 1.02% | 228 | - | 127 | 6.72% |
| Mar 31, 2025 | 10 | -97.67% | 1,910,894 | -97.29% | 2 | 0.03% | 9 | -96.25% | 1 | -99.19% |
| Dec 31, 2024 | 397 | -6.15% | 67,169,455 | 0.17% | 99 | 1.01% | 219 | -10.25% | 119 | 6.25% |
| Sep 30, 2024 | 418 | 1.70% | 66,862,869 | -3.21% | 99 | 0.93% | 241 | 7.11% | 111 | -7.50% |
| Jun 30, 2024 | 411 | 15.77% | 69,079,229 | 1.71% | 103 | 1.00% | 225 | 25.00% | 120 | 9.09% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| American Funds SMALLCAP World A | 2.99M | 4.45% | 153.59K |
| Victory Sycamore Established Value R | 2.58M | 3.85% | 285.00K |
| Sycamore Mid Cap Value Comp | 2.29M | 3.41% | 2.23M |
| iShares Core S&P Mid-Cap ETF | 2.18M | 3.25% | -3.90K |
| Vanguard US Total Market Shares ETF | 2.12M | 3.15% | 1.63K |
| Vanguard Total Stock Mkt Idx Inv | 2.11M | 3.15% | -52.06K |
| T. Rowe Price US Mid-Cap Value Equity | 2.04M | 3.04% | 332.13K |
| T. Rowe Price Mid-Cap Value | 2.04M | 3.04% | -2.60K |
| Vanguard Small Cap Index | 1.63M | 2.43% | -9.36K |
| Fidelity Low-Priced Stock | 1.34M | 1.99% | -2.46K |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| Sep 02, 2025 | Mora Elizabeth | - | Sell | $29.95K |
| Aug 01, 2025 | Moloney Jacqueline F | - | Sell | $27.63K |
| Jul 07, 2025 | Schreiner James Alan | EVP & COO, MSD | Sell | $98.04K |
| Jul 03, 2025 | Henry David Philip | EVP, Operations & Corp Mktg | Sell | $210.00K |
| Jun 02, 2025 | Mora Elizabeth | - | Sell | $24.53K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2025 Q3 | - | 4 |
| 2025 Q2 | - | 1 |
| 2025 Q1 | - | 3 |
| 2024 Q4 | - | 3 |
| 2024 Q3 | - | 3 |
MKSI Ownership FAQ
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