Who Owns MACOM TECH SOLUTIONS HLDGS I (MTSI)? -- Institutional Holders (2026-06-30)
703 institutions reported holding $29.12B of MACOM TECH SOLUTIONS HLDGS I (MTSI) in SEC 13F filings for 2026-06-30. Largest institutional holders: FMR LLC ($4.02B), BlackRock, Inc. ($3.70B), VANGUARD GROUP INC ($2.74B), T. Rowe Price Investment Management, Inc. ($1.08B), STATE STREET CORP ($860.5M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | FMR LLC | $4.02B | 10.5M | Added |
| 2 | BlackRock, Inc. | $3.70B | 9.5M | Added |
| 3 | VANGUARD GROUP INC | $2.74B | 7.2M | Added |
| 4 | T. Rowe Price Investment Management, Inc. | $1.08B | 2.9M | Trimmed |
| 5 | STATE STREET CORP | $860.5M | 2.3M | Added |
| 6 | Invesco Ltd. | $819.9M | 2.1M | Trimmed |
| 7 | JPMORGAN CHASE & CO | $793.2M | 2.1M | Trimmed |
| 8 | GEODE CAPITAL MANAGEMENT, LLC | $536.3M | 1.4M | Added |
| 9 | WELLINGTON MANAGEMENT GROUP LLP | $458.6M | 1.2M | Trimmed |
| 10 | MASSACHUSETTS FINANCIAL SERVICES CO /MA/ | $443.6M | 1.2M | Added |
| 11 | FRANKLIN RESOURCES INC | $442.7M | 798,891 | Added |
| 12 | Capital Research Global Investors | $413.1M | 1.1M | Trimmed |
| 13 | NORGES BANK | $379.1M | 996,731 | Added |
| 14 | Whale Rock Capital Management LLC | $376.1M | 988,785 | Trimmed |
| 15 | PRICE T ROWE ASSOCIATES INC /MD/ | $372.8M | 980,134 | Added |
| 16 | JANE STREET GROUP, LLC | $341.3M | 897,264 | Added |
| 17 | NEUBERGER BERMAN GROUP LLC | $314.4M | 826,969 | Added |
| 18 | GOLDMAN SACHS GROUP INC | $309.0M | 812,421 | Added |
| 19 | Qube Research & Technologies Ltd | $300.8M | 790,678 | New |
| 20 | Polar Capital Holdings Plc | $285.5M | 750,517 | Trimmed |
| 21 | Jupiter Topco LLC | $256.6M | 674,790 | New |
| 22 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $253.6M | 666,659 | Added |
| 23 | Sixth Street Partners Management Company, L.P. | $253.6M | 666,659 | New |
| 24 | BANK OF AMERICA CORP /DE/ | $247.7M | 651,293 | Added |
| 25 | GW&K Investment Management, LLC | $241.4M | 634,742 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30