OSTERWEIS CAPITAL MANAGEMENT INC
Position in MTSI — MACOM Technology Solutions Holdings, Inc.
CIK 1007524
SAN FRANCISCO, CA
Position in MTSI
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$8,115,104
-$2,327,837 QoQ
Shares Held
36,543
-40.1% QoQ
Ownership
0.048%
of shares outstanding
% of Portfolio
0.53%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Jun 2021
19 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MTSI Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Mar 31, 2026OSTERWEIS CAPITAL MANAGEMENT INC holds $171,999,890 across 12 Semiconductors names. MTSI ranks #6 (4.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | AVGO |
Broadcom Inc.
|
155,094 | $48,003,143 | |
| 2 | ADI |
Analog Devices Inc
|
150,259 | $47,803,397 | |
| 3 | NVDA |
Nvidia Corp
|
228,679 | $39,881,617 | |
| 4 | LSCC |
Lattice Semiconductor Corp
|
105,910 | $9,824,211 | |
| 5 | SITM |
SITIME Corp
|
25,137 | $8,681,062 | |
| 6 | MTSI |
MACOM Technology Solutions Holdings, Inc.
This page
|
36,543 | $8,115,104 | |
| 7 | RMBS |
Rambus Inc
|
84,930 | $7,306,527 | |
| 8 | SIMO |
Silicon Motion Technology CORP
|
18,660 | $2,095,331 |
All Filings in MTSI
Export CSV
19 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $8,115,104 | 36,543 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $10,442,941 | 60,970 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $1,900,339 | 15,265 | Shares | Sole | 2025-11-14 | |
| 2025-03-31 | $3,393,948 | 33,811 | Shares | Sole | 2025-06-05 | |
| 2024-12-31 | $9,097,597 | 70,030 | Shares | Sole | 2025-06-05 | |
| 2024-09-30 | $7,791,537 | 70,030 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $11,824,737 | 106,080 | Shares | Sole | 2024-08-14 | |
| 2024-03-31 | $11,859,360 | 124,000 | Shares | Sole | 2024-05-15 | |
| 2023-12-31 | $12,748,557 | 137,155 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $11,671,650 | 143,070 | Shares | Sole | 2023-11-14 | |
| 2023-06-30 | $11,874,363 | 181,205 | Shares | Sole | 2023-08-14 | |
| 2023-03-31 | $12,489,800 | 176,310 | Shares | Sole | 2023-05-15 | |
| 2022-12-31 | $11,165,724 | 177,290 | Shares | Sole | 2023-02-14 | |
| 2022-09-30 | $8,179,194 | 157,930 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $7,298,321 | 158,315 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $8,664,087 | 144,715 | Shares | Other | 2022-05-16 | |
| 2021-12-31 | $15,717,942 | 200,740 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $7,897,273 | 121,740 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $8,209,929 | 128,120 | Shares | Other | 2021-08-16 | |
| No filing history on record for this holder in this stock. | ||||||