Ambiq Micro, Inc. - AMBQ
Detailed investor-level table based on 13F positions.
Methodology:
Market value and % of portfolio use SEC reported VALUE ($000).
For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received.
Details.
Rows: 0
| Investor | History | Status | Shares held | Market value ($000) | % of portfolio | Previous % | Rank | Change in shares | % change in shares | Source | Date reported |
|---|---|---|---|---|---|---|---|---|---|---|---|
| T. Rowe Price Investment Management, Inc. | History | New | 1,267,551 | 32,209 | 0.02% | — | 1 | +1,267,551 | New | Q1 2026 | May 15, 2026 |
| BlackRock, Inc. | History | Added to | 1,013,161 | 25,744 | 0.0% | 0.0% | 2 | +705,265 | 229.06% | Q1 2026 | May 13, 2026 |
| Atreides Management, LP | History | Added to | 862,175 | 21,907 | 0.44% | 0.24% | 3 | +165,755 | 23.8% | Q1 2026 | May 18, 2026 |
| ALLIANCEBERNSTEIN L.P. | History | Added to | 686,098 | 19,553 | 0.01% | 0.0% | 4 | +290,727 | 73.53% | Q1 2026 | May 15, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | History | New | 707,404 | 17,975 | 0.0% | — | 5 | +707,404 | New | Q1 2026 | May 15, 2026 |
| Schonfeld Strategic Advisors LLC | History | Added to | 656,552 | 16,682 | 0.12% | 0.03% | 6 | +434,742 | 196.0% | Q1 2026 | May 15, 2026 |
| FRANKLIN RESOURCES INC | History | Added to | 542,216 | 13,777 | 0.0% | 0.0% | 7 | +234,329 | 76.11% | Q1 2026 | May 13, 2026 |
| GOLDMAN SACHS GROUP INC | History | Added to | 413,426 | 10,505 | 0.0% | 0.0% | 8 | +281,314 | 212.94% | Q1 2026 | May 15, 2026 |
| DRIEHAUS CAPITAL MANAGEMENT LLC | History | New | 380,768 | 9,675 | 0.07% | — | 9 | +380,768 | New | Q1 2026 | May 15, 2026 |
| VANGUARD GROUP INC | History | No change | 328,182 | 9,353 | 0.0% | 0.0% | 10 | 0 | 0.0% | Q4 2025 | Jan 29, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | History | Added to | 297,548 | 7,561 | 0.0% | 0.0% | 11 | +193,364 | 185.6% | Q1 2026 | May 15, 2026 |
| SILVERCREST ASSET MANAGEMENT GROUP LLC | History | Added to | 282,373 | 7,175 | 0.05% | 0.04% | 12 | +93,683 | 49.65% | Q1 2026 | May 15, 2026 |
| First Eagle Investment Management, LLC | History | Added to | 279,073 | 7,091 | 0.01% | 0.01% | 13 | +89,350 | 47.09% | Q1 2026 | May 14, 2026 |
| STATE STREET CORP | History | Added to | 260,227 | 6,612 | 0.0% | 0.0% | 14 | +175,720 | 207.94% | Q1 2026 | May 15, 2026 |
| WASATCH ADVISORS LP | History | Added to | 254,303 | 6,461 | 0.04% | 0.04% | 15 | +36,791 | 16.91% | Q1 2026 | Apr 21, 2026 |
| Polar Asset Management Partners Inc. | History | Added to | 201,335 | 5,115 | 0.1% | 0.01% | 16 | +175,247 | 671.75% | Q1 2026 | May 15, 2026 |
| NEEDHAM INVESTMENT MANAGEMENT LLC | History | New | 200,000 | 5,082 | 0.26% | — | 17 | +200,000 | New | Q1 2026 | May 14, 2026 |
| S SQUARED TECHNOLOGY, LLC | History | New | 192,773 | 4,898 | 1.85% | — | 18 | +192,773 | New | Q1 2026 | May 15, 2026 |
| MILLENNIUM MANAGEMENT LLC | History | Added to | 177,556 | 4,511 | 0.0% | 0.0% | 19 | +115,538 | 186.3% | Q1 2026 | May 15, 2026 |
| UBS Group AG | History | Added to | 165,837 | 4,213 | 0.0% | 0.0% | 20 | +130,048 | 363.37% | Q1 2026 | May 05, 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC | History | New | 158,901 | 4,037 | 0.0% | — | 21 | +158,901 | New | Q1 2026 | May 08, 2026 |
| SUMMIT PARTNERS PUBLIC ASSET MANAGEMENT, LLC | History | Added to | 155,597 | 3,953 | 0.11% | 0.07% | 22 | +32,000 | 25.89% | Q1 2026 | May 15, 2026 |
| SOFTBANK GROUP CORP. | History | No change | 148,939 | 3,784 | 0.03% | 0.03% | 23 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| Roubaix Capital, LLC | History | New | 125,821 | 3,197 | 1.49% | — | 24 | +125,821 | New | Q1 2026 | May 06, 2026 |
| NORTHERN TRUST CORP | History | Added to | 110,847 | 2,816 | 0.0% | 0.0% | 25 | +90,563 | 446.48% | Q1 2026 | May 14, 2026 |
| GILDER GAGNON HOWE & CO LLC | History | Added to | 109,577 | 2,784 | 0.03% | 0.03% | 26 | +15,832 | 16.89% | Q1 2026 | May 15, 2026 |
| Monashee Investment Management LLC | History | Added to | 103,756 | 2,636 | 1.43% | 1.37% | 27 | +18,667 | 21.94% | Q1 2026 | May 13, 2026 |
| LOS ANGELES CAPITAL MANAGEMENT LLC | History | Added to | 92,584 | 2,352 | 0.01% | 0.0% | 28 | +83,926 | 969.35% | Q1 2026 | May 08, 2026 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | History | Added to | 81,067 | 2,059 | 0.0% | 0.0% | 29 | +47,234 | 139.61% | Q1 2026 | May 15, 2026 |
| Alyeska Investment Group, L.P. | History | Added to | 78,305 | 1,989 | 0.01% | 0.0% | 30 | +45,473 | 138.5% | Q1 2026 | May 15, 2026 |
| JPMORGAN CHASE & CO | History | Added to | 76,519 | 1,811 | 0.0% | 0.0% | 31 | +63,828 | 502.94% | Q1 2026 | May 13, 2026 |
| VANGUARD FIDUCIARY TRUST CO | History | New | 65,042 | 1,652 | 0.0% | — | 32 | +65,042 | New | Q1 2026 | May 08, 2026 |
| LAZARD ASSET MANAGEMENT LLC | History | New | 64,247 | 1,632 | 0.0% | — | 33 | +64,247 | New | Q1 2026 | May 15, 2026 |
| CenterBook Partners LP | History | New | 55,568 | 1,411 | 0.08% | — | 34 | +55,568 | New | Q1 2026 | May 05, 2026 |
| BANK OF AMERICA CORP /DE/ | History | Added to | 48,033 | 1,220 | 0.0% | 0.0% | 35 | +41,474 | 632.32% | Q1 2026 | May 15, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | History | New | 42,600 | 1,082 | 0.0% | — | 36 | +42,600 | New | Q1 2026 | May 14, 2026 |
| Bank of New York Mellon Corp | History | Added to | 42,030 | 1,067 | 0.0% | 0.0% | 37 | +31,212 | 288.52% | Q1 2026 | May 05, 2026 |
| READYSTATE ASSET MANAGEMENT LP | History | Added to | 41,917 | 1,065 | 0.05% | 0.02% | 38 | +25,321 | 152.57% | Q1 2026 | May 15, 2026 |
| TWO SIGMA INVESTMENTS, LP | History | New | 36,794 | 934 | 0.0% | — | 40 | +36,794 | New | Q1 2026 | May 15, 2026 |
| AMERIPRISE FINANCIAL INC | History | Added to | 36,783 | 934 | 0.0% | 0.0% | 39 | +16,327 | 79.82% | Q1 2026 | May 15, 2026 |
| Nuveen, LLC | History | New | 35,721 | 907 | 0.0% | — | 41 | +35,721 | New | Q1 2026 | Apr 30, 2026 |
| MORGAN STANLEY | History | Reduced | 31,405 | 798 | 0.0% | 0.0% | 42 | -7,879 | -20.06% | Q1 2026 | May 15, 2026 |
| STIFEL FINANCIAL CORP | History | New | 27,695 | 703 | 0.0% | — | 43 | +27,695 | New | Q1 2026 | May 12, 2026 |
| KORNITZER CAPITAL MANAGEMENT INC /KS | History | Added to | 26,442 | 671 | 0.01% | 0.01% | 44 | +9,369 | 54.88% | Q1 2026 | Apr 30, 2026 |
| Capital Asset Advisory Services LLC | History | New | 18,928 | 664 | 0.03% | — | 45 | +18,928 | New | Q1 2026 | Apr 24, 2026 |
| XTX Topco Ltd | History | New | 24,854 | 631 | 0.01% | — | 46 | +24,854 | New | Q1 2026 | May 15, 2026 |
| TD ASSET MANAGEMENT INC | History | New | 23,770 | 603 | 0.0% | — | 47 | +23,770 | New | Q1 2026 | May 11, 2026 |
| DEUTSCHE BANK AG\ | History | Added to | 23,010 | 584 | 0.0% | 0.0% | 48 | +7,621 | 49.52% | Q1 2026 | May 06, 2026 |
| NORGES BANK | History | No change | 20,000 | 570 | 0.0% | 0.0% | 49 | 0 | 0.0% | Q4 2025 | Feb 10, 2026 |
| HighTower Advisors, LLC | History | New | 21,652 | 550 | 0.0% | — | 50 | +21,652 | New | Q1 2026 | May 05, 2026 |
| Toronado Partners, LLC | History | New | 21,222 | 539 | 1.02% | — | 51 | +21,222 | New | Q1 2026 | May 13, 2026 |
| Inspire Investing, LLC | History | Added to | 20,806 | 528 | 0.04% | 0.04% | 52 | +4,665 | 28.9% | Q1 2026 | Apr 23, 2026 |
| Ghisallo Capital Management LLC | History | No change | 20,000 | 508 | 0.01% | 0.03% | 53 | 0 | 0.0% | Q1 2026 | May 15, 2026 |
| ESSEX INVESTMENT MANAGEMENT CO LLC | History | New | 19,216 | 488 | 0.08% | — | 54 | +19,216 | New | Q1 2026 | May 11, 2026 |
| Perpetual Ltd | History | New | 16,649 | 423 | 0.01% | — | 55 | +16,649 | New | Q1 2026 | Apr 14, 2026 |
| Quantbot Technologies LP | History | Added to | 15,156 | 385 | 0.02% | 0.0% | 56 | +11,291 | 292.13% | Q1 2026 | May 13, 2026 |
| PRICE T ROWE ASSOCIATES INC /MD/ | History | New | 14,936 | 381 | 0.0% | — | 57 | +14,936 | New | Q1 2026 | May 15, 2026 |
| RHUMBLINE ADVISERS | History | Added to | 14,037 | 356 | 0.0% | 0.0% | 58 | +10,629 | 311.88% | Q1 2026 | May 12, 2026 |
| ROYAL BANK OF CANADA | History | Added to | 11,600 | 295 | 0.0% | 0.0% | 59 | +10,790 | 1332.1% | Q1 2026 | May 15, 2026 |
| Walleye Capital LLC | History | Reduced | 11,429 | 290 | 0.0% | 0.0% | 60 | -126 | -1.09% | Q1 2026 | May 13, 2026 |
| Quadrature Capital Ltd | History | New | 11,052 | 280 | 0.0% | — | 61 | +11,052 | New | Q1 2026 | May 15, 2026 |
| MetLife Investment Management, LLC | History | New | 10,169 | 258 | 0.0% | — | 62 | +10,169 | New | Q1 2026 | May 14, 2026 |
| Squarepoint Ops LLC | History | New | 8,988 | 228 | 0.0% | — | 63 | +8,988 | New | Q1 2026 | May 15, 2026 |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | History | Reduced | 8,492 | 215 | 0.0% | 0.0% | 64 | -13,687 | -61.71% | Q1 2026 | May 15, 2026 |
| WELLS FARGO & COMPANY/MN | History | Added to | 6,870 | 174 | 0.0% | 0.0% | 65 | +1,526 | 28.56% | Q1 2026 | May 11, 2026 |
| BARCLAYS PLC | History | Reduced | 4,731 | 120 | 0.0% | 0.0% | 66 | -3,720 | -44.02% | Q1 2026 | May 14, 2026 |
| Police & Firemen's Retirement System of New Jersey | History | Added to | 4,581 | 116 | 0.0% | 0.0% | 67 | +3,556 | 346.93% | Q1 2026 | Apr 29, 2026 |
| CITIGROUP INC | History | Added to | 4,294 | 109 | 0.0% | 0.0% | 68 | +3,193 | 290.01% | Q1 2026 | May 11, 2026 |
| BNP PARIBAS FINANCIAL MARKETS | History | Added to | 3,889 | 98 | 0.0% | 0.0% | 69 | +2,900 | 293.23% | Q1 2026 | May 12, 2026 |
| Vanguard Global Advisers, LLC | History | New | 3,131 | 79 | 0.0% | — | 70 | +3,131 | New | Q1 2026 | May 08, 2026 |
| NEW YORK STATE COMMON RETIREMENT FUND | History | No change | 1,700 | 43 | 0.0% | 0.0% | 71 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| Legal & General Group Plc | History | Added to | 1,584 | 40 | 0.0% | 0.0% | 72 | +1,111 | 234.88% | Q1 2026 | May 08, 2026 |
| Ameritas Investment Partners, Inc. | History | Added to | 1,482 | 37 | 0.0% | 0.0% | 73 | +1,093 | 280.98% | Q1 2026 | May 13, 2026 |
| Russell Investments Group, Ltd. | History | Added to | 1,421 | 36 | 0.0% | 0.0% | 74 | +1,009 | 244.9% | Q1 2026 | May 08, 2026 |
| Tower Research Capital LLC (TRC) | History | Added to | 1,348 | 34 | 0.0% | 0.0% | 75 | +908 | 206.36% | Q1 2026 | May 15, 2026 |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | History | Added to | 989 | 25 | 0.0% | 0.0% | 76 | +702 | 244.6% | Q1 2026 | May 15, 2026 |
| SBI Securities Co., Ltd. | History | Reduced | 831 | 21 | 0.0% | 0.0% | 77 | -405 | -32.77% | Q1 2026 | Apr 27, 2026 |
| STRS OHIO | History | No change | 800 | 20 | 0.0% | 0.0% | 78 | 0 | 0.0% | Q1 2026 | Apr 24, 2026 |
| Aquatic Capital Management LLC | History | New | 779 | 19 | 0.0% | — | 80 | +779 | New | Q1 2026 | May 15, 2026 |
| FMR LLC | History | Added to | 763 | 19 | 0.0% | 0.0% | 79 | +191 | 33.39% | Q1 2026 | May 15, 2026 |
| OSAIC HOLDINGS, INC. | History | Reduced | 335 | 8 | 0.0% | 0.0% | 81 | -1,260 | -79.0% | Q1 2026 | May 15, 2026 |
| Sterling Capital Management LLC | History | Added to | 290 | 7 | 0.0% | 0.0% | 82 | +155 | 114.81% | Q1 2026 | Apr 22, 2026 |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | History | New | 227 | 5 | 0.0% | — | 84 | +227 | New | Q1 2026 | May 13, 2026 |
| Hurley Capital, LLC | History | No change | 200 | 5 | 0.0% | 0.0% | 83 | 0 | 0.0% | Q1 2026 | May 06, 2026 |
| Caitong International Asset Management Co., Ltd | History | New | 192 | 4 | 0.0% | — | 85 | +192 | New | Q1 2026 | May 11, 2026 |
| CWM, LLC | History | Added to | 91 | 2 | 0.0% | 0.0% | 86 | +42 | 85.71% | Q1 2026 | May 14, 2026 |
| KADENSA CAPITAL Ltd | History | Closed out | 0 | 0 | — | 1.17% | — | -394,991 | -100.0% | Q1 2026 | May 15, 2026 |
| MAVERICK CAPITAL LTD | History | Closed out | 0 | 0 | — | 0.02% | — | -59,248 | -100.0% | Q1 2026 | May 15, 2026 |
| SEVEN GRAND MANAGERS, LLC | History | Closed out | 0 | 0 | — | 0.11% | — | -50,000 | -100.0% | Q1 2026 | May 06, 2026 |
| PEAK6 LLC | History | Closed out | 0 | 0 | — | 0.0% | — | -35,835 | -100.0% | Q1 2026 | May 13, 2026 |
| TUDOR INVESTMENT CORP ET AL | History | Closed out | 0 | 0 | — | 0.0% | — | -26,976 | -100.0% | Q1 2026 | May 15, 2026 |
| Hound Partners, LLC | History | Closed out | 0 | 0 | — | 0.08% | — | -20,000 | -100.0% | Q1 2026 | May 15, 2026 |
| D. E. Shaw & Co., Inc. | History | Closed out | 0 | 0 | — | 0.0% | — | -19,574 | -100.0% | Q1 2026 | May 15, 2026 |
| Quarry LP | History | Closed out | 0 | 0 | — | 0.0% | — | -304 | -100.0% | Q1 2026 | May 15, 2026 |
| AMALGAMATED BANK | History | Closed out | 0 | 0 | — | 0.0% | — | -146 | -100.0% | Q1 2026 | May 08, 2026 |
| SIMPLEX TRADING, LLC | History | New | 33 | 0 | — | — | — | +33 | New | Q1 2026 | May 14, 2026 |
| MAI Capital Management | History | New | 20 | 0 | — | — | — | +20 | New | Q1 2026 | May 15, 2026 |
| Farther Finance Advisors, LLC | History | New | 19 | 0 | — | — | — | +19 | New | Q1 2026 | Apr 07, 2026 |
| ZIONS BANCORPORATION, NATIONAL ASSOCIATION /UT/ | History | New | 17 | 0 | — | — | — | +17 | New | Q1 2026 | May 08, 2026 |
| NISA INVESTMENT ADVISORS, LLC | History | Closed out | 0 | 0 | — | — | — | -12 | -100.0% | Q1 2026 | Apr 30, 2026 |
| Allworth Financial LP | History | Added to | 7 | 0 | — | — | — | +5 | 250.0% | Q1 2026 | May 14, 2026 |
| Arax Advisory Partners | History | New | 5 | 0 | — | — | — | +5 | New | Q1 2026 | May 13, 2026 |
| ROTHSCHILD INVESTMENT LLC | History | Reduced | 1 | 0 | — | — | — | -4 | -80.0% | Q1 2026 | May 07, 2026 |
| Rachor Investment Advisory Services, LLC | History | Added to | 13 | 0 | — | — | — | +4 | 44.44% | Q1 2026 | May 07, 2026 |
| Root Financial Partners, LLC | History | New | 4 | 0 | — | — | — | +4 | New | Q1 2026 | Apr 24, 2026 |
| Essential Partners LLC | History | Added to | 3 | 0 | — | — | — | +2 | 200.0% | Q1 2026 | May 21, 2026 |
| EverSource Wealth Advisors, LLC | History | Added to | 2 | 0 | — | — | — | +1 | 100.0% | Q1 2026 | May 15, 2026 |
| True Wealth Design, LLC | History | New | 1 | 0 | — | — | — | +1 | New | Q1 2026 | Apr 13, 2026 |
| IFP Advisors, Inc | History | Closed out | 0 | 0 | — | — | — | -1 | -100.0% | Q1 2026 | Apr 13, 2026 |
| Coston, McIsaac & Partners | History | Closed out | 0 | 0 | — | — | — | -1 | -100.0% | Q1 2026 | Apr 22, 2026 |
| GAMMA Investing LLC | History | No change | 11 | 0 | — | — | — | 0 | 0.0% | Q1 2026 | Apr 06, 2026 |