LOOMIS SAYLES & CO L P
Position in MTSI — MACOM Technology Solutions Holdings, Inc.
CIK 312348
BOSTON, MA
Position in MTSI
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$71,608,469
-$11,355,108 QoQ
Shares Held
322,459
-33.4% QoQ
Ownership
0.423%
of shares outstanding
% of Portfolio
0.10%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 98.17651236281202.ToString("F0")%
Shared 0.ToString("F0")%
None 1.8234876371879836.ToString("F0")%
Common Shares in MTSI Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Mar 31, 2026LOOMIS SAYLES & CO L P holds $8,361,541,185 across 19 Semiconductors names. MTSI ranks #5 (0.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | NVDA |
Nvidia Corp
|
40,977,042 | $7,146,396,124 | |
| 2 | QCOM |
Qualcomm Inc/De
|
4,199,416 | $540,800,791 | |
| 3 | TSM |
Taiwan Semiconductor Manufacturing Co Ltd
|
654,098 | $221,052,418 | |
| 4 | ARM |
Arm Holdings PLC /Uk
|
860,262 | $130,140,434 | |
| 5 | MTSI |
MACOM Technology Solutions Holdings, Inc.
This page
|
322,459 | $71,608,469 | |
| 6 | RMBS |
Rambus Inc
|
659,835 | $56,765,604 | |
| 7 | ALGM |
Allegro Microsystems, Inc.
|
1,674,108 | $52,784,624 | |
| 8 | SLAB |
Silicon Laboratories Inc.
|
223,342 | $46,488,637 |
All Filings in MTSI
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $71,608,469 | 322,459 | Shares | Defined | 2026-05-14 | |
| 2025-12-31 | $82,963,577 | 484,374 | Shares | Defined | 2026-02-12 | |
| 2025-09-30 | $63,117,052 | 507,005 | Shares | Defined | 2025-11-13 | |
| 2025-06-30 | $74,523,839 | 520,091 | Shares | Defined | 2025-08-13 | |
| 2025-03-31 | $53,462,789 | 532,604 | Shares | Defined | 2025-05-14 | |
| 2024-12-31 | $70,648,045 | 543,823 | Shares | Defined | 2025-02-12 | |
| 2024-09-30 | $71,934,707 | 646,546 | Shares | Defined | 2024-11-13 | |
| 2024-06-30 | $86,799,236 | 778,678 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $77,433,968 | 809,640 | Shares | Defined | 2024-05-14 | |
| 2023-12-31 | $77,652,939 | 835,427 | Shares | Defined | 2024-02-13 | |
| 2023-09-30 | $70,312,006 | 861,878 | Shares | Defined | 2023-11-09 | |
| 2023-06-30 | $58,241,753 | 888,780 | Shares | Defined | 2023-08-11 | |
| 2023-03-31 | $63,543,338 | 896,998 | Shares | Defined | 2023-05-15 | |
| 2022-12-31 | $56,025,369 | 889,574 | Shares | Defined | 2023-02-10 | |
| 2022-09-30 | $47,173,024 | 910,852 | Shares | Defined | 2022-11-14 | |
| 2022-06-30 | $45,856,960 | 994,728 | Shares | Defined | 2022-08-05 | |
| 2022-03-31 | $66,564,483 | 1,111,817 | Shares | Defined | 2022-05-13 | |
| 2021-12-31 | $88,331,325 | 1,128,114 | Shares | Defined | 2022-02-14 | |
| 2021-09-30 | $75,153,775 | 1,158,529 | Shares | Defined | 2021-11-12 | |
| 2021-06-30 | $75,390,311 | 1,176,503 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $69,645,235 | 1,200,366 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $66,279,002 | 1,204,197 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $41,188,184 | 1,211,061 | Shares | Defined | 2020-11-12 | |
| 2020-06-30 | $39,542,723 | 1,151,171 | Shares | Defined | 2020-08-14 | |
| 2020-03-31 | $15,761,023 | 832,595 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||