SOFTBANK GROUP CORP.

Bank

Position in AMBQ — Ambiq Micro, Inc.

CIK 1065521 TOKYO, M0

Position in AMBQ

as of Mar 31, 2026 · filed May 15, 2026 Compact

Position Value

$3,784,539

-$460,222 QoQ

Shares Held

148,939

0.0% QoQ

Ownership

0.697%

of shares outstanding

% of Portfolio

0.03%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

3 quarters on record

Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Technology · as of Mar 31, 2026

SOFTBANK GROUP CORP. holds $4,512,006,604 across 3 Semiconductors names. AMBQ ranks #3 (0.1% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	INTC	Intel Corp	86,956,522	$3,837,391,315
2	TSM	Taiwan Semiconductor Manufacturing Co Ltd	1,985,000	$670,830,750
3	AMBQ	Ambiq Micro, Inc. This page	148,939	$3,784,539

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$3,784,539	148,939	0.0%	Shares	Defined	2026-05-15
2025-12-31	$4,244,761	148,939	0.0%	Shares	Defined	2026-02-17
2025-09-30	$4,456,254	148,939	—	Shares	Defined	2025-11-14
No filing history on record for this holder in this stock.