FRONTIER CAPITAL MANAGEMENT CO LLC
Position in SIMO — Silicon Motion Technology CORP
CIK 351173
Boston, MA
Position in SIMO
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$892,657
-$29,690,198 QoQ
Shares Held
2,678
-99.0% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#209
of 383 holders
Holding Since
Mar 2025
6 quarters on record
Voting authority
Sole 35%
Shared 0%
None 65%
Common Shares in SIMO Over Time
Shares Held
Position Value (USD)
Position in Semiconductors
Technology · as of Jun 30, 2026FRONTIER CAPITAL MANAGEMENT CO LLC holds $489,015,907 across 13 Semiconductors names. SIMO ranks #13 (0.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | LSCC |
Lattice Semiconductor Corp
|
821,848 | $125,709,870 | |
| 2 | ALAB |
Astera Labs, Inc.
|
154,601 | $74,675,375 | |
| 3 | INDI |
indie Semiconductor, Inc.
|
15,914,169 | $71,454,618 | |
| 4 | MPWR |
Monolithic Power Systems, Inc.
|
32,723 | $45,234,966 | |
| 5 | CRDO |
Credo Technology Group Holding Ltd
|
149,509 | $40,658,972 | |
| 6 | MTSI |
MACOM Technology Solutions Holdings, Inc.
|
67,363 | $25,622,864 | |
| 7 | NXPI |
NXP Semiconductors N.V.
|
84,778 | $23,825,161 | |
| 8 | ALGM |
Allegro Microsystems, Inc.
|
330,904 | $23,037,536 |
All Filings in SIMO
Export CSV
6 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $892,657 | 2,678 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $30,582,855 | 272,356 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $47,413,361 | 511,471 | Shares | Sole | 2026-02-17 | |
| 2025-09-30 | $98,895,742 | 1,043,094 | Shares | Sole | 2025-11-14 | |
| 2025-06-30 | $96,301,414 | 1,281,115 | Shares | Sole | 2025-08-14 | |
| 2025-03-31 | $30,075,818 | 594,854 | Shares | Sole | 2025-05-15 | |
| No filing history on record for this holder in this stock. | ||||||