Spark Investment Management LLC

Position in AMBQ — Ambiq Micro, Inc.

CIK 1554871 NEW YORK, NY

Position in AMBQ

as of Jun 30, 2026 · filed Aug 10, 2026 Compact

Position Value

$777,040

New position

Shares Held

8,800

first reported quarter

Ownership

0.036%

of shares outstanding

% of Portfolio

1.52%

of 13F equity value

Holder Rank

#106

of 184 holders

Holding Since

Jun 2026

1 quarter on record

Voting authority Sole 100% Shared 0% None 0%

Technology · as of Jun 30, 2026

Spark Investment Management LLC holds $2,661,381 across 4 Semiconductors names. AMBQ ranks #2 (29.2% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	AIP	Arteris, Inc.	22,100	$1,073,839
2	AMBQ	Ambiq Micro, Inc. This page	8,800	$777,040
3	NVDA	Nvidia Corp	3,500	$700,315
4	GCTS	GCT Semiconductor Holding, Inc.	37,100	$110,187

1 filing row on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-06-30	$777,040	8,800	—	Shares	Sole	2026-08-10
No filing history on record for this holder in this stock.