§ EQUITY
USDAMBQ
AMBIQ MICRO INC
USD
§ 01 · PRICE
Price action
1D5D1M6MYTD1YMAX
§ 03 · SIGNAL STACK · WHAT THE INPUTS SAY
13F FLOW
155 increased/new, 32 decreased/exited (13F)
AC 13F Analysis
§ 05 · WHO OWNS IT
Top institutional holders
| Fund | Shares | % port | Δ Q/Q |
|---|---|---|---|
| BlackRock, Inc. | 1.0M | 0.0% | +229% |
| Atreides Management, LP | 862K | 0.4% | +24% |
| ALLIANCEBERNSTEIN L.P. | 686K | 0.0% | +74% |
| VANGUARD CAPITAL MANAGEMENT LLC | 707K | n/a | n/a |
| Schonfeld Strategic Advisors LLC | 657K | 0.1% | +196% |
| FRANKLIN RESOURCES INC | 542K | 0.0% | +76% |
◇ AC INTELLIGENCE
Top institutional owners for AMBQ as of the most recent 13F reporting period (Q1 2026 · Period ended Mar 31). Δ Q/Q reflects share-count change vs. the prior filing — positive green means adding, negative red means trimming. Cross-reference with the ownership-mix bars below to see which strategy cohort is driving the flow.
§ 06 · WHO OWNS IT · BY STRATEGY
OTHER59.9% · 61 holders
PASSIVE / INDEX11.6% · 6 holders
DEALER / BANK11.1% · 16 holders
QUALITY / COMPOUNDER10.7% · 6 holders
DEEP VALUE4.6% · 1 holder
TACTICAL / MACRO1.5% · 1 holder
SYSTEMATIC / QUANT0.5% · 3 holders
INCOME / DEFENSIVE0.1% · 3 holders
◇ AC INTELLIGENCE
Ownership mix by behavioral cohort. Top bars indicate which style of capital dominates the float — passive indexing, quality compounders, dealer/bank, systematic quant, etc. Big quality-compounder share means concentrated active conviction; heavy passive share means flows are dictated by index rebalances, not fundamentals.
§ 07 · INSIDER ACTIVITY · LAST 180 DAYS
NO INSIDER FILINGS
◇ AC INTELLIGENCE
No Form 4 filings on record for AMBQ in the last 180 days.
§ 08 · COVERAGE · OUR RECENT NOTES
No notes mention AMBQ yet.