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GAMCO INVESTORS, INC. ET AL

Position in AMBA — Ambarella Inc

CIK 807249 GREENWICH, CT

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, 2026

GAMCO 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
7 AMBA
Ambarella Inc
This page
9,854 $507,283

All Filings in AMBA

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23 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $507,283 9,854
2025-12-31 $577,133 8,147
2025-09-30 $1,254,221 15,199
2025-06-30 $1,068,748 16,176
2025-03-31 $923,454 18,348
2024-12-31 $1,345,762 18,501
2024-09-30 $1,064,907 18,878
2024-06-30 $663,099 12,291
2024-03-31 $711,440 14,013
2023-12-31 $627,364 10,236
2023-09-30 $576,011 10,862
2023-06-30 $353,840 4,229
2023-03-31 $268,569 3,469
2022-12-31 $282,788 3,439
2022-03-31 $250,024 2,383
2021-12-31 $417,750 2,059
2021-09-30 $688,993 4,424
2021-06-30 $508,305 4,767
2021-03-31 $476,852 4,750
2020-12-31 $601,788 6,554
2020-09-30 $354,041 6,785
2020-06-30 $302,188 6,598
2020-03-31 $342,202 7,047