AUSTIN, TX
AMBIQ MICRO, INC.AMBQ— Latest position per institution from SEC 13F filings
15
Institutional holders
21.07M
Total shares held
780.98M
Estimated value
1.05M
Avg. position size
MANUFACTURERS LIFE INSURANCE COMPANY, THE
CIK 928047
Shares
10.30M
Value
434.08K
Filed
Jun 30, 2026
BLACKROCK, INC.
CIK 2012383
Shares
1.38M
Value
121.91M
Filed
Jun 30, 2026
T. ROWE PRICE INVESTMENT MANAGEMENT, INC.
CIK 1897612
Shares
1.01M
Value
88.86K
Filed
Jun 30, 2026
D. E. SHAW & CO., INC.
CIK 1009207
Shares
983.92K
Value
86.88M
Filed
Jun 30, 2026
ATREIDES MANAGEMENT, LP
CIK 1777813
Shares
877.12K
Value
77.45M
Filed
Jun 30, 2026
STATE STREET CORP
CIK 93751
Shares
861.98K
Value
76.11M
Filed
Jun 30, 2026
VANGUARD CAPITAL MANAGEMENT LLC
CIK 2100119
Shares
768.54K
Value
67.86M
Filed
Jun 30, 2026
TWO SIGMA INVESTMENTS, LP
CIK 1179392
Shares
651.79K
Value
57.55M
Filed
Jun 30, 2026
ALLIANCEBERNSTEIN L.P.
CIK 1109448
Shares
609.61K
Value
15.49M
Filed
Jun 30, 2026
GOLDMAN SACHS GROUP INC
CIK 886982
Shares
446.95K
Value
39.47M
Filed
Jun 30, 2026
KADENSA CAPITAL LTD
CIK 1720980
Shares
394.99K
Value
11.26M
Filed
Dec 31, 2025
GEODE CAPITAL MANAGEMENT, LLC
CIK 1214717
Shares
339.33K
Value
29.97M
Filed
Jun 30, 2026
VANGUARD GROUP INC
CIK 102909
Shares
328.18K
Value
9.35M
Filed
Dec 31, 2025
NEEDHAM INVESTMENT MANAGEMENT LLC
CIK 1167212
Shares
323.70K
Value
28.58M
Filed
Jun 30, 2026
JANE STREET GROUP, LLC
CIK 1595888
Shares
321K
Value
28.34M
Filed
Jun 30, 2026
SCHONFELD STRATEGIC ADVISORS LLC
CIK 1665241
Shares
315.45K
Value
27.85M
Filed
Jun 30, 2026
SILVERCREST ASSET MANAGEMENT GROUP LLC
CIK 1232395
Shares
309.10K
Value
27.29M
Filed
Jun 30, 2026
MILLENNIUM MANAGEMENT LLC
CIK 1273087
Shares
289.21K
Value
25.54M
Filed
Jun 30, 2026
DRIEHAUS CAPITAL MANAGEMENT LLC
CIK 938206
Shares
288.98K
Value
25.52M
Filed
Jun 30, 2026
NEUBERGER BERMAN GROUP LLC
CIK 1465109
Shares
272.13K
Value
24.03M
Filed
Jun 30, 2026
| # | Institution | CIK | Shares | Est. Value | Period |
|---|---|---|---|---|---|
| 1 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 928047 | 10.30M | 434.08K | Jun 30, 2026 |
| 2 | BLACKROCK, INC. | 2012383 | 1.38M | 121.91M | Jun 30, 2026 |
| 3 | T. ROWE PRICE INVESTMENT MANAGEMENT, INC. | 1897612 | 1.01M | 88.86K | Jun 30, 2026 |
| 4 | D. E. SHAW & CO., INC. | 1009207 | 983.92K | 86.88M | Jun 30, 2026 |
| 5 | ATREIDES MANAGEMENT, LP | 1777813 | 877.12K | 77.45M | Jun 30, 2026 |
| 6 | STATE STREET CORP | 93751 | 861.98K | 76.11M | Jun 30, 2026 |
| 7 | VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | 768.54K | 67.86M | Jun 30, 2026 |
| 8 | TWO SIGMA INVESTMENTS, LP | 1179392 | 651.79K | 57.55M | Jun 30, 2026 |
| 9 | ALLIANCEBERNSTEIN L.P. | 1109448 | 609.61K | 15.49M | Jun 30, 2026 |
| 10 | GOLDMAN SACHS GROUP INC | 886982 | 446.95K | 39.47M | Jun 30, 2026 |
| 11 | KADENSA CAPITAL LTD | 1720980 | 394.99K | 11.26M | Dec 31, 2025 |
| 12 | GEODE CAPITAL MANAGEMENT, LLC | 1214717 | 339.33K | 29.97M | Jun 30, 2026 |
| 13 | VANGUARD GROUP INC | 102909 | 328.18K | 9.35M | Dec 31, 2025 |
| 14 | NEEDHAM INVESTMENT MANAGEMENT LLC | 1167212 | 323.70K | 28.58M | Jun 30, 2026 |
| 15 | JANE STREET GROUP, LLC | 1595888 | 321K | 28.34M | Jun 30, 2026 |
| 16 | SCHONFELD STRATEGIC ADVISORS LLC | 1665241 | 315.45K | 27.85M | Jun 30, 2026 |
| 17 | SILVERCREST ASSET MANAGEMENT GROUP LLC | 1232395 | 309.10K | 27.29M | Jun 30, 2026 |
| 18 | MILLENNIUM MANAGEMENT LLC | 1273087 | 289.21K | 25.54M | Jun 30, 2026 |
| 19 | DRIEHAUS CAPITAL MANAGEMENT LLC | 938206 | 288.98K | 25.52M | Jun 30, 2026 |
| 20 | NEUBERGER BERMAN GROUP LLC | 1465109 | 272.13K | 24.03M | Jun 30, 2026 |
Data sourced from SEC Form 13F institutional holdings reports. Positions reflect the most recent filing per institution.