Who owns Ambiq Micro, Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of AMBQ from SEC Form 13F filings across 184 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 184 institutions disclosed 17.2M shares of Ambiq Micro, Inc. worth $1.48B — about 79.3% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
184
13F holders
$1.48B
value, 2026 filers
79.3%
of shares outstanding (17.2M sh)
98
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of AMBQ's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 1.4M | $121.9M | 0.0% | 6.3% | +36.3% |
| 2 | T. Rowe Price Investment Management, Inc. | 1.0M | $88.9M | 0.1% | 4.6% | -20.6% |
| 3 | D. E. Shaw & Co., Inc.NEW | 983,916 | $86.9M | 0.0% | 4.5% | new |
| 4 | Atreides Management, LP | 877,123 | $77.4M | 0.5% | 4% | +1.7% |
| 5 | STATE STREET CORP | 861,979 | $76.1M | 0.0% | 4% | +231.2% |
| 6 | VANGUARD CAPITAL MANAGEMENT LLC | 768,539 | $67.9M | 0.0% | 3.5% | +8.6% |
| 7 | TWO SIGMA INVESTMENTS, LP | 651,786 | $57.6M | 0.0% | 3% | +1671.4% |
| 8 | ALLIANCEBERNSTEIN L.P. | 609,607 | $15.5M | 0.0% | 2.8% | -11.1% |
| 9 | GOLDMAN SACHS GROUP INC | 446,950 | $39.5M | 0.0% | 2.1% | +8.1% |
| 10 | GEODE CAPITAL MANAGEMENT, LLC | 339,327 | $30.0M | 0.0% | 1.6% | +14.0% |
| 11 | NEEDHAM INVESTMENT MANAGEMENT LLC | 323,700 | $28.6M | 0.9% | 1.5% | +61.9% |
| 12 | Schonfeld Strategic Advisors LLC | 315,455 | $27.9M | 0.1% | 1.5% | -52.0% |
| 13 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 309,096 | $27.3M | 0.2% | 1.4% | +9.5% |
| 14 | JANE STREET GROUP, LLCNEW | 294,802 | $26.0M | 0.0% | 1.4% | new |
| 15 | MILLENNIUM MANAGEMENT LLC | 289,206 | $25.5M | 0.0% | 1.3% | +62.9% |
| 16 | Driehaus Capital Management LLC | 288,979 | $25.5M | 0.1% | 1.3% | -24.1% |
| 17 | NEUBERGER BERMAN GROUP LLCNEW | 272,126 | $24.0M | 0.0% | 1.3% | new |
| 18 | First Eagle Investment Management, LLC | 244,394 | $21.6M | 0.0% | 1.1% | -12.4% |
| 19 | EMERALD ADVISERS, LLCNEW | 243,664 | $21.5M | 0.5% | 1.1% | new |
| 20 | HRT FINANCIAL LPNEW | 225,639 | $19.9M | 0.0% | 1% | new |
| 21 | FRANKLIN RESOURCES INC | 223,763 | $19.8M | 0.0% | 1% | -58.7% |
| 22 | VOLORIDGE INVESTMENT MANAGEMENT, LLCNEW | 223,276 | $19.7M | 0.1% | 1% | new |
| 23 | COOPER CREEK PARTNERS MANAGEMENT LLCNEW | 220,000 | $19.4M | 0.5% | 1% | new |
| 24 | RENAISSANCE TECHNOLOGIES LLC | 214,756 | $19.0M | 0.0% | 1% | +404.1% |
| 25 | Walleye Capital LLC | 214,528 | $18.9M | 0.1% | 1% | +1777.0% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.