13FPulse
AM

AMBQ AMBIQ MICRO INC

2026Q2 · CUSIP 023193105 · Sector: Semiconductors

Piling in

Net holder growth ranks near the top of the market

Funds that own it
184
Institutions that reported holding it to the SEC
Net increase in holders
+88
Last quarter 96 → now 184
How unusual is that
Top 5%
Stronger buying than 98% of US stocks
What the filings say, in one paragraph

184 funds held AMBQ at the end of 2026Q2, up 88 from the quarter before. That is stronger buying than 97.7% of US stocks — among the most piled-into names this quarter. AMBQ has had 2 buying rushes in its history. It sits in the Semiconductors sector.

How many funds owned it, quarter by quarter

Bars = net change in institutional holders, positive (green) or negative (red). Line = total institutional holders.

2025Q4: holders=75 2026Q1: holders=96 2026Q2: holders=184 -88 -44 +0 +44 +88 67131194 25Q426Q126Q2 Net change in holders (bars) Total funds holding (line)

What happened after each past buying rush 2 times in its history

Quarter of the rush How unusual then Price, next 3 months Price, next 6 months
2026Q2 Top 5%
2026Q1 Top 20%

These are the raw price moves, not how much it beat the market by. Compare them against the market over the same months — in a strong bull market almost everything is up.

Show all the numbers (large funds, value held, options…) ▾
Of them, large funds
104
Change in large funds
+51
Total value they hold
$1.5B
Funds buying for the first time
100
Funds that sold out entirely
12
Price change that quarter
-19.7%
Funds holding puts (bearish)
3
Funds holding calls (bullish)
4

These are for people who want to dig. Skip them if they do not mean anything to you — the three numbers above are enough.

8,697 institutions have filed for this quarter. 13F permits late filing and a small number arrive in the weeks after the deadline, so the holder counts and changes below may tick up.

Email me the next update

2026 Q3 holdings are due 2026-11-16. We will email you when the refreshed lists are live.