Security record · archived quarter
MTSI
MACOM Technology Solutions Holdings, Inc. · Technology · Semiconductors
134Tracked holders
+2Δ holders
57.04MShares held
$11.94BReported value
+10New positions
−9Exits
Momentum inputs (comparable managers):
holder breadth +1.5% ·
share flow +14.6% ·
net new positions +0.7%
— formula
Broad accumulation — rising shares across more holders
All ownership figures: tracked 13F managers only, common-stock positions, reporting period Q1 2026
Ownership over time
| Quarter | Holders | Δ | Shares | Reported value | New | Exits |
|---|---|---|---|---|---|---|
| Q2 2026 | 146 | +14 | 56.07M | $20.98B | +18 | −3 |
| Q1 2026 | 134 | +2 | 57.04M | $11.94B | +10 | −9 |
| Q4 2025 | 132 | +1 | 54.33M | $9.31B | +3 | −1 |
| Q3 2025 | 19 | +2 | 31.80M | $3.96B | +2 | −1 |
| Q2 2025 | 15 | 0 | 28.73M | $4.12B | +1 | −1 |
| Q1 2025 | 12 | -1 | 12.26M | $1.23B | +1 | −2 |
| Q4 2024 | 13 | +4 | 11.70M | $1.52B | +4 | — |
| Q3 2024 | 8 | -1 | 8.78M | $977.09M | — | −1 |
| Q2 2024 | 9 | — | 7.14M | $796.33M | — | — |
Who holds it · Q1 2026
| # | Manager | Shares | Δ shares | Value | Their weight | Held | ||
|---|---|---|---|---|---|---|---|---|
| 1 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 2 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 3 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 4 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 5 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 6 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 7 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 8 | Fidelity (FMR) ✦ | 10.61M | +63.7% | $2.36B | 0.1% | ▲ Add | 4 | SEC ↗ |
| 9 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 10 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 11 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 12 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 13 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 14 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 15 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 16 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 17 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 18 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 19 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 20 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 21 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 22 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 23 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 24 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 25 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 26 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 27 | BlackRock ✦ (passive) | 8.57M | +13.8% | $1.90B | 0.0% | ▲ Add | 4 | SEC ↗ |
| 28 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 29 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 30 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 31 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 32 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 33 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 34 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 35 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 36 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 37 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 38 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 39 | Invesco Ltd. | 3.67M | +7.3% | $815.84M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 40 | Vanguard Capital Management Llc | 2.99M | — | $664.62M | 0.0% | n/c | 1 | SEC ↗ |
| 41 | State Street Global Advisors ✦ (passive) | 2.15M | +1.6% | $478.06M | 0.0% | ▲ Add | 6 | SEC ↗ |
| 42 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 43 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 44 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 45 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 46 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 47 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 48 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 49 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 50 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 51 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 52 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 53 | JPMorgan Chase ✦ | 2.02M | +82.2% | $422.25M | 0.0% | ▲ Add | 3 | SEC ↗ |
| 54 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 55 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 56 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 57 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 58 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 59 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 60 | Wellington Management ✦ | 1.55M | +52.4% | $343.77M | 0.1% | ▲ Add | 6 | SEC ↗ |
| 61 | Geode Capital Management ✦ (passive) | 1.36M | +7.3% | $301.98M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 62 | Geode Capital Management ✦ (passive) | 1.36M | +7.3% | $301.98M | 0.0% | ▲ Add | 8 | SEC ↗ |
| 63 | Capital Research Global Investors | 1.22M | -8.5% | $271.52M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 64 | Artisan Partners Limited Partnership | 1.05M | -16.0% | $232.54M | 0.4% | ▼ Trim | 2 | SEC ↗ |
| 65 | T. Rowe Price ✦ | 914.85K | -52.7% | $203.16M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 66 | T. Rowe Price ✦ | 914.85K | -52.7% | $203.16M | 0.0% | ▼ Trim | 8 | SEC ↗ |
| 67 | Massachusetts Financial Services Co… | 828.45K | +77.1% | $183.97M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 68 | Massachusetts Financial Services Co… | 828.45K | +77.1% | $183.97M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 69 | Massachusetts Financial Services Co… | 828.45K | +77.1% | $183.97M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 70 | Massachusetts Financial Services Co… | 828.45K | +77.1% | $183.97M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 71 | Massachusetts Financial Services Co… | 828.45K | +77.1% | $183.97M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 72 | Massachusetts Financial Services Co… | 828.45K | +77.1% | $183.97M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 73 | UBS Group AG | 809.41K | -11.0% | $179.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 74 | UBS Group AG | 809.41K | -11.0% | $179.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 75 | UBS Group AG | 809.41K | -11.0% | $179.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 76 | UBS Group AG | 809.41K | -11.0% | $179.75M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 77 | Neuberger Berman Group LLC | 788.82K | +18.5% | $174.96M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 78 | Neuberger Berman Group LLC | 788.82K | +18.5% | $174.96M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 79 | Janus Henderson Group Plc | 784.12K | +15.5% | $174.11M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 80 | Janus Henderson Group Plc | 784.12K | +15.5% | $174.11M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 81 | Janus Henderson Group Plc | 784.12K | +15.5% | $174.11M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 82 | Barclays Plc | 734.57K | +27.9% | $163.13M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 83 | Barclays Plc | 734.57K | +27.9% | $163.13M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 84 | Barclays Plc | 734.57K | +27.9% | $163.13M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 85 | Barclays Plc | 734.57K | +27.9% | $163.13M | 0.1% | ▲ Add | 2 | SEC ↗ |
| 86 | Charles Schwab Investment… | 660.86K | +3.0% | $146.76M | 0.0% | ▲ Add | 2 | SEC ↗ |
| 87 | Nomura Asset Management… | 635.06K | -14.8% | $141.03M | 0.2% | ▼ Trim | 2 | SEC ↗ |
| 88 | Alliancebernstein L.P. | 789.04K | -25.8% | $135.15M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 89 | Citadel Advisors ✦ | 590.57K | +343.6% | $131.15M | 0.1% | ▲ Add | 8 | SEC ↗ |
| 90 | Citadel Advisors ✦ | 590.57K | +343.6% | $131.15M | 0.1% | ▲ Add | 8 | SEC ↗ |
| 91 | Raymond James Financial Inc | 590.34K | -2.0% | $127.02M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 92 | Raymond James Financial Inc | 590.34K | -2.0% | $127.02M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 93 | Raymond James Financial Inc | 590.34K | -2.0% | $127.02M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 94 | Raymond James Financial Inc | 590.34K | -2.0% | $127.02M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 95 | Raymond James Financial Inc | 590.34K | -2.0% | $127.02M | 0.0% | ▼ Trim | 2 | SEC ↗ |
| 96 | Morgan Stanley ✦ | 555.16K | -26.8% | $123.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 97 | Morgan Stanley ✦ | 555.16K | -26.8% | $123.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 98 | Morgan Stanley ✦ | 555.16K | -26.8% | $123.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 99 | Morgan Stanley ✦ | 555.16K | -26.8% | $123.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
| 100 | Morgan Stanley ✦ | 555.16K | -26.8% | $123.28M | 0.0% | ▼ Trim | 3 | SEC ↗ |
“Their weight” = the position's share of that manager's reported 13F equity value — the conviction measure. ✦ = curated manager.
New buyers
| No new tracked buyers this quarter. |
Exited
| Norges Bank | $97.40M | was 0.0% |
| D. E. Shaw & Co. | $15.98M | was 0.0% |
| Tudor Investment Corp Et Al | $9.42M | was 0.1% |
| Caisse De Depot Et Placement… | $5.22M | was 0.0% |
| Lazard Asset Management Llc | $3.84M | was 0.0% |
| Rakuten Investment… | $1.20M | was 0.0% |
| Qube Research & Technologies… | $784,462 | was 0.0% |
| Danske Bank A/S | $137,024 | was 0.0% |
| Walleye Trading LLC | $59,777 | was 0.0% |
Full-market context: across ALL 13F filers (SEC structured data, Q1 2026): 510 holders, 72.04M shares, $14.26B reported. This is a different, older period than the tracked-universe figures above and the two are never mixed.
Frequently co-owned
What else this security's tracked holders most often hold — shared-ownership counts, not fundamental relationships.
Open-market purchases (P)
No open-market insider purchases in our coverage window.
Open-market sales (S)
Aug 17
Kober John
Officer · 1.59K sh · $509,706
Aug 17
Kober John
Officer · 400 sh · $129,588
Aug 17
Kober John
Officer · 900 sh · $292,734
Aug 17
Kober John
Officer · 500 sh · $163,255
Aug 17
Kober John
Officer · 1.70K sh · $556,898
Aug 17
Kober John
Officer · 1.60K sh · $526,048
Aug 17
Kober John
Officer · 300 sh · $98,925
Aug 17
Kober John
Officer · 400 sh · $132,268
Awards, exercises and tax withholding are never counted as buys or sales here. Methodology
Aug 14
SC 13G/A — T. Rowe Price Investment Management…
Aug 12
SC 13G/A — OCAMPO SUSAN
Jul 08
SC 13G/A — BlackRock, Inc.
Provenance: Ownership from parsed 13F common-stock positions (tracked universe, comparable sets for changes); insider rows from Forms 3/4/5; stakes from Schedules 13D/13G; every filing links to its original on SEC EDGAR.
Reporting period: Q1 2026 ·
Methodology ·
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