Position in AMBA
as of Mar 31, 2026
· filed May 14, 2026
Position Value
$507,283
-$69,850 QoQ
Shares Held
9,854
+21.0% QoQ
Ownership
0.022%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
23 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in AMBA Over Time
Shares Held
Position Value (USD)
Position in Semiconductor Equipment & Materials
Technology · as of Mar 31, 2026GAMCO INVESTORS, INC. ET AL holds $26,901,030 across 7 Semiconductor Equipment & Materials names. AMBA ranks #7 (1.9% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | ASML |
Asml Holding NV
|
6,352 | $8,389,912 | |
| 2 | AMAT |
Applied Materials Inc /De
|
21,227 | $7,255,176 | |
| 3 | Q |
Qnity Electronics, Inc.
|
57,253 | $6,605,851 | |
| 4 | ENTG |
Entegris Inc
|
19,956 | $2,339,641 | |
| 5 | ICHR |
Ichor Holdings, Ltd.
|
24,100 | $1,123,301 | |
| 6 | LRCX |
Lam Research Corp
|
3,182 | $679,866 | |
| 7 | AMBA |
Ambarella Inc
This page
|
9,854 | $507,283 |
All Filings in AMBA
Export CSV
23 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $507,283 | 9,854 | Shares | Sole | 2026-05-14 | |
| 2025-12-31 | $577,133 | 8,147 | Shares | Sole | 2026-02-05 | |
| 2025-09-30 | $1,254,221 | 15,199 | Shares | Sole | 2025-11-12 | |
| 2025-06-30 | $1,068,748 | 16,176 | Shares | Sole | 2025-08-13 | |
| 2025-03-31 | $923,454 | 18,348 | Shares | Sole | 2025-05-14 | |
| 2024-12-31 | $1,345,762 | 18,501 | Shares | Sole | 2025-02-13 | |
| 2024-09-30 | $1,064,907 | 18,878 | Shares | Sole | 2024-11-14 | |
| 2024-06-30 | $663,099 | 12,291 | Shares | Sole | 2024-08-13 | |
| 2024-03-31 | $711,440 | 14,013 | Shares | Sole | 2024-05-14 | |
| 2023-12-31 | $627,364 | 10,236 | Shares | Sole | 2024-02-14 | |
| 2023-09-30 | $576,011 | 10,862 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $353,840 | 4,229 | Shares | Sole | 2023-08-15 | |
| 2023-03-31 | $268,569 | 3,469 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $282,788 | 3,439 | Shares | Sole | 2023-02-15 | |
| 2022-03-31 | $250,024 | 2,383 | Shares | Sole | 2022-05-18 | |
| 2021-12-31 | $417,750 | 2,059 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $688,993 | 4,424 | Shares | Sole | 2021-11-12 | |
| 2021-06-30 | $508,305 | 4,767 | Shares | Sole | 2021-08-13 | |
| 2021-03-31 | $476,852 | 4,750 | Shares | Sole | 2021-05-14 | |
| 2020-12-31 | $601,788 | 6,554 | Shares | Sole | 2021-02-05 | |
| 2020-09-30 | $354,041 | 6,785 | Shares | Sole | 2020-11-06 | |
| 2020-06-30 | $302,188 | 6,598 | Shares | Sole | 2020-08-13 | |
| 2020-03-31 | $342,202 | 7,047 | Shares | Sole | 2020-05-14 | |
| No filing history on record for this holder in this stock. | ||||||