MACOM Technology Solutions Holdings, Inc. (MTSI) Insider Trading
Over the last 3 months, MTSI insiders made 0 open-market buys and 38 sales, a net sale of -$26.1M (SEC Form 4). Over the last 6 months, 363 institutions increased and 316 reduced their position (13F).
Insider Activity
Sentiment
0/100
Buys (3m)
0
Sells (3m)
38
Net (3m)
-$26.1M
Insider trades by month Buys Sells
Nov
Dec
Feb
Mar
May
Jun
Context3-month price +63.3%Institutions accumulating (13F)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 200 | $375.10 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 149 | $389.40 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 600 | $367.95 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 400 | $360.49 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 2,075 | $363.87 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 904 | $362.02 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 2,200 | $359.37 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 100 | $380.98 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 1,500 | $358.44 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 2,820 | $364.89 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 551 | $388.38 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 2,429 | $362.94 |
| Jun 2, 2026 | Daly Stephen Gdirector, officer: President and CEO | Sell | 300 | $366.46 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 800 | $353.81 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 200 | $377.70 |
| May 20, 2026 | Hwang Donghyun Thomasofficer: SVP, Global Sales | Sell | 300 | $353.32 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 537 | $364.55 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 500 | $352.79 |
| May 20, 2026 | Hwang Donghyun Thomasofficer: SVP, Global Sales | Sell | 500 | $356.68 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 759 | $360.33 |
| May 20, 2026 | Hwang Donghyun Thomasofficer: SVP, Global Sales | Sell | 95 | $381.23 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 741 | $359.01 |
| May 20, 2026 | Hwang Donghyun Thomasofficer: SVP, Global Sales | Sell | 100 | $362.89 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 300 | $361.61 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 400 | $365.68 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 700 | $354.83 |
| May 20, 2026 | Dennehy Robertofficer: Senior VP and COO | Grant | 146 | $138.13 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Sell | 1,144 | $356.47 |
| May 20, 2026 | Hwang Donghyun Thomasofficer: SVP, Global Sales | Grant | 85 | $138.13 |
| May 20, 2026 | Kober Johnofficer: Senior VP and CFO | Grant | 108 | $138.13 |
Source: MTSI SEC Form 4 filings, latest Jun 2, 2026. For informational purposes only — not investment advice.
Institutional activity (13F)
How institutions changed their MTSI positions over the last 6 months (SEC Form 13F).
Increased
363
New positions
177
Reduced
316
Sold out
93
Largest moves
| Institution | Action | Shares | Filed |
|---|---|---|---|
| FMR LLC | Increased | 10.6M | May 15, 2026 |
| BLACKROCK, INC. | Increased | 8.6M | May 13, 2026 |
| BLACKROCK, INC. | Increased | 7.5M | Feb 12, 2026 |
| VANGUARD GROUP INC | Increased | 7.2M | Jan 29, 2026 |
| FMR LLC | Increased | 6.5M | Feb 17, 2026 |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Reduced | 5.4M | Feb 19, 2026 |
| T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | Reduced | 4.5M | May 15, 2026 |
| INVESCO LTD. | Increased | 3.7M | May 12, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | New Position | 3.6M | May 8, 2026 |
| INVESCO LTD. | Reduced | 3.4M | Feb 19, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 3.0M | May 15, 2026 |
| STATE STREET CORP | Increased | 2.2M | May 15, 2026 |
| STATE STREET CORP | Reduced | 2.1M | Feb 13, 2026 |
| JPMORGAN CHASE & CO | Increased | 2.0M | May 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | Increased | 1.9M | Feb 17, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.