AMBQAmbiq Micro, Inc.

$59.02

Who owns AMBQ

97 institutions reported holding AMBQ for 2026Q1, together 54% of the company, more than the 75 a quarter earlier.

97

Institutions reporting a position · as of 2026Q1 · up from 75 the quarter before

Shares held by institutions
11.0M

Shares held by institutions · 54% of the company · long US equity positions only, as reported on Form 13F

Reported value
$282M

Reported value · at 2026-03-31 prices, not today's

Top 5 holders
23%

Top 5 holders · of the whole company, between five filers

Details
Reporting quarter2026-03-31
2026Q1
Quarters on record
3
New positions
31
Positions exited
13
Added to
50
Reduced
6
Top 10 holdersof the company
35%
Largest reported holders, 2026Q1
HolderShares% of companyValue
T. Rowe Price Investment Management, Inc.1.3M6.2%$32M
BlackRock Inc.1.0M5.0%$26M
VANGUARD GROUP INC0.9M4.6%$24M
Atreides Management, LP0.9M4.2%$22M
ALLIANCEBERNSTEIN L.P.0.7M3.4%$20M
Schonfeld Group Holdings LLC0.7M3.2%$17M
FRANKLIN RESOURCES INC0.5M2.7%$14M
GOLDMAN SACHS GROUP INC0.4M2.0%$11M
Driehaus Capital Management LLC0.4M1.9%$9.7M
GEODE CAPITAL MANAGEMENT LLC0.3M1.5%$7.6M

SEC Form 13F data sets (DERA bulk files). 13F is quarterly, filed up to 45 days late, and covers long US equity positions only, no shorts, no derivatives, nothing held below the reporting threshold.

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