Position in AMBQ
as of Mar 31, 2026
· filed May 11, 2026
Position Value
$488,278
New position
Shares Held
19,216
first reported quarter
Ownership
0.090%
of shares outstanding
% of Portfolio
0.08%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Position in Semiconductors
Technology · as of Mar 31, 2026ESSEX INVESTMENT MANAGEMENT CO LLC holds $39,372,868 across 13 Semiconductors names. AMBQ ranks #8 (1.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TSEM |
Tower Semiconductor Ltd
|
115,933 | $20,343,922 | |
| 2 | AIP |
Arteris, Inc.
|
290,319 | $4,772,844 | |
| 3 | SMTC |
Semtech Corp
|
50,644 | $3,894,017 | |
| 4 | MRVL |
Marvell Technology, Inc.
|
36,203 | $3,585,907 | |
| 5 | DIOD |
Diodes Inc /Del/
|
48,869 | $3,335,797 | |
| 6 | ON |
On Semiconductor Corp
|
19,369 | $1,199,328 | |
| 7 | MTSI |
MACOM Technology Solutions Holdings, Inc.
|
4,919 | $1,092,362 | |
| 8 | AMBQ |
Ambiq Micro, Inc.
This page
|
19,216 | $488,278 |
All Filings in AMBQ
Export CSV
1 filing row on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $488,278 | 19,216 | Shares | Sole | 2026-05-11 | |
| No filing history on record for this holder in this stock. | ||||||