MACOM Technology Solutions
MTSI
430 hedge funds and large institutions have $8.69B invested in MACOM Technology Solutions in 2025 Q3 according to their latest regulatory filings, with 69 funds opening new positions, 163 increasing their positions, 132 reducing their positions, and 55 closing their positions.
491% more call options, than puts
Call options by funds: $26.1M | Put options by funds: $4.41M
25% more first-time investments, than exits
New positions opened: 69 | Existing positions closed: 55
23% more repeat investments, than reductions
Existing positions increased: 163 | Existing positions reduced: 132
4.38% more ownership
Funds ownership: 89.01% → 93.39% (+4.4%)
2% more funds holding
Funds holding: 420 → 430 (+10)
8% less capital invested
Capital invested by funds: $9.48B → $8.69B (-$795M)
17% less funds holding in top 10
Funds holding in top 10: 6 → 5 (-1)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
T. Rowe Price Investment Management
Baltimore,
Maryland
|
+$359M |
| 2 |
BlackRock
New York
|
+$160M |
| 3 |
Wellington Management Group
Boston,
Massachusetts
|
+$83.8M |
| 4 |
Bank of America
Charlotte,
North Carolina
|
+$79.3M |
| 5 |
Rafferty Asset Management
New York
|
+$71.5M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
PCH
Polar Capital Holdings
London,
United Kingdom
|
-$133M |
| 2 |
Citadel Advisors
Miami,
Florida
|
-$131M |
| 3 |
Millennium Management
New York
|
-$107M |
| 4 |
T. Rowe Price Associates
Baltimore,
Maryland
|
-$61.1M |
| 5 |
Point72 Asset Management
Stamford,
Connecticut
|
-$59.8M |
MTSI Hedge Fund Activity: Q3 2025 in Review
430 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in MACOM Technology Solutions (MTSI) for Q3 2025, worth a combined $8.69B — down 8.4% from $9.48B a quarter earlier.
Buyers outnumbered sellers: 69 funds opened new MTSI positions and 55 closed out — a net gain of 14 holders — while 163 added to existing stakes and 132 trimmed.
The largest buyer was T. Rowe Price Investment Management, adding an estimated $359M. The largest seller was Polar Capital Holdings, exiting entirely with an estimated $133M sold.
- 430 institutional investors held MACOM Technology Solutions (MTSI) as of Q3 2025, up from 420 in Q2 2025.
- Funds reported $8.69B of MACOM Technology Solutions stock for Q3 2025, down 8.4% quarter-over-quarter.
- 69 funds opened new MACOM Technology Solutions positions in Q3 2025 and 55 closed out, a net change of +14 holders.
- The largest MACOM Technology Solutions buyer in Q3 2025 was T. Rowe Price Investment Management, an estimated $359M added.
- The largest MACOM Technology Solutions seller in Q3 2025 was Polar Capital Holdings, an estimated $133M sold.
Based on aggregated 13F filings for Q3 2025.