Ambiq MicroAMBQ

13F holders, Q3 2025 (September 30)
73holders
4famous investors
$29.86avg. 13F price*

At the end of Q3 2025, 73 institutions reported holding Ambiq Micro Inc. (AMBQ) in their 13F filings. The largest holders were Atreides Management ($20.5M), Alliancebernstein L.P. ($13.0M) and KADENSA CAPITAL Ltd ($11.8M). 4 famous investors held it, including Gavin Baker (0.5% of Atreides Management's portfolio), Lee Ainslie (0.0% of Maverick Capital's portfolio) and Ken Griffin (0.0% of Citadel Advisors's portfolio).

Company
Ambiq Micro Inc.
CUSIP
023193105
Latest filing quarter
Q2 2026

History

Number of 13F holders

050100150200 Q3 2025: 73Q3 2025Q4 2025: 75Q4 2025Q1 2026: 97Q1 2026Q2 2026: 184Q2 2026

Total Exit/New Position Q3 2025

InstitutionsTotal Value
New Positions73$134.6M
Exits0$0

Ownership 73 holders

Atreides Management 0.53% New 684,307 $20.5M
Alliancebernstein L.P. 0.00% New 436,154 $13.0M
KADENSA CAPITAL Ltd 1.22% New 394,991 $11.8M
Vanguard Group Inc. 0.00% New 307,836 $9.2M
BlackRock, Inc. 0.00% New 291,876 $8.7M
Schonfeld Strategic Advisors LLC 0.06% New 274,087 $8.2M
Monashee Investment Management LLC 3.08% New 200,000 $6.0M
Silvercrest Asset Management Group LLC 0.04% New 188,690 $5.6M
Fortress Investment Group LLC 0.61% New 150,000 $4.5M
Softbank Group Corp. 0.02% New 148,939 $4.5M
Wasatch Advisors LP 0.02% New 145,426 $4.4M
Goldman Sachs Group Inc. 0.00% New 121,403 $3.6M
Geode Capital Management, LLC 0.00% New 98,026 $2.9M
Gilder Gagnon Howe & Co. LLC 0.03% New 95,748 $2.9M
Summit Partners Public Asset Management, LLC 0.09% New 93,597 $2.8M
State Street Corp. 0.00% New 72,296 $2.2M
Citadel Advisors 0.00% New 60,000 $1.8M
Maverick Capital 0.02% New 59,248 $1.8M
First Eagle Investment Management, LLC 0.00% New 58,900 $1.8M
Seven Grand Managers, LLC 0.12% New 50,000 $1.5M
UBS Group AG 0.00% New 41,430 $1.2M
PEAK6 LLC 0.03% New 39,999 $1.2M
LMR Partners LLP 0.02% New 39,850 $1.2M
Northern Trust Corp. 0.00% New 33,969 $1.0M
Charles Schwab Investment Management Inc. 0.00% New 30,852 $923K
Verition Fund Management LLC 0.01% New 29,572 $885K
XTX Topco Ltd 0.04% New 26,662 $798K
Ameriprise Financial Inc. 0.00% New 22,627 $677K
Readystate Asset Management LP 0.06% New 21,500 $643K
Hound Partners, LLC 0.08% New 20,000 $598K
Ghisallo Capital Management LLC 0.02% New 20,000 $598K
Freestone Grove Partners LP 0.00% New 20,000 $598K
Blackstone Inc. 0.00% New 20,000 $598K
Deutsche Bank AG 0.00% New 19,891 $595K
Alyeska Investment Group, L.P. 0.00% New 18,710 $560K
Kornitzer Capital Management Inc. 0.01% New 17,000 $509K
D. E. Shaw & Co. 0.00% New 15,169 $454K
Inspire Investing, LLC 0.04% New 15,076 $451K
Global Retirement Partners, LLC 0.01% New 11,996 $359K
Walleye Capital LLC 0.00% New 11,555 $346K
Bank of New York Mellon Corp 0.00% New 11,053 $331K
Squarepoint Ops LLC 0.00% New 9,246 $277K
Morgan Stanley 0.00% New 8,711 $261K
Two Sigma Investments, LP 0.00% New 7,466 $223K
Kingswood Wealth Advisors, LLC 0.01% New 6,900 $206K
Barclays PLC 0.00% New 6,568 $197K
Bank of America Corp. 0.00% New 5,912 $177K
Royal Bank of Canada 0.00% New 4,772 $143K
Rhumbline Advisers 0.00% New 3,983 $119K
SBI Securities Co., Ltd. 0.00% New 3,377 $101K
Franklin Resources Inc. 0.00% New 11,960 $100K
Wells Fargo & Company 0.00% New 3,116 $93K
MetLife Investment Management, LLC 0.00% New 3,032 $91K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. 0.00% New 2,166 $65K
JPMorgan Chase & Co. 0.00% New 1,877 $56K
Osaic Holdings, Inc. 0.00% New 1,845 $56K
Police & Firemen's Retirement System of New Jersey 0.00% New 1,025 $31K
Whittier Trust Co. of Nevada Inc. 0.00% New 1,000 $30K
Tower Research Capital LLC (TRC) 0.00% New 988 $30K
BNP Paribas Financial Markets 0.00% New 940 $28K
STRS Ohio 0.00% New 800 $24K
Legal & General Group Plc 0.00% New 473 $14K
Caitong International Asset Management Co., Ltd 0.01% New 454 $14K
Russell Investments Group, Ltd. 0.00% New 399 $12K
Ameritas Investment Partners, Inc. 0.00% New 389 $12K
Hurley Capital, LLC 0.00% New 200 $6K
Amalgamated Bank 0.00% New 151 $5K
Citigroup Inc. 0.00% New 146 $4K
Sterling Capital Management LLC 0.00% New 122 $4K
FMR LLC 0.00% New 111 $3K
MassMutual Private Wealth & Trust, FSB 0.00% New 58 $2K
Quarry LP 0.00% New 18 $539
Coston, McIsaac & Partners 0.00% New 1 $0

"% of holder's portfolio" is AMBQ's weight in each manager's 13F, not the share of Ambiq Micro Inc. the manager owns.