BlackRock
AMBQ

BlackRock’s Ambiq Micro AMBQ Stock Holding History

BlackRock’s Portfolio AMBQ Stock Details AMBQ Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$122M Buy
1,380,623
+367,462
+36% +$21.8M ﹤0.01% 2108
2026
Q1 		$25.7M Buy
1,013,161
+705,265
+229% +$21M ﹤0.01% 2921
2025
Q4 		$8.78M Buy
307,896
+16,020
+5% +$459K ﹤0.01% 3549
2025
Q3 		$8.73M Buy
+291,876
New +$10.6M ﹤0.01% 3523

Other funds holding AMBQ

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $153B AUM 38.14% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $14.3B AUM 116.01% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
NIM
Needham Investment Management New York $3.33B AUM 163.16% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $27.9B AUM 51.18% 1-Year Est. Return

BlackRock's AMBQ Position: Q2 2026 in Review

BlackRock increased its Ambiq Micro (AMBQ) stake by 36% in Q2 2026, buying an estimated $21.8M and bringing the position to 1,380,623 shares worth $122M. The position accounts for ﹤0.01% of the portfolio, ranked #2108.

BlackRock first reported a position in AMBQ in Q3 2025 and has held it in 4 quarters since. 184 funds tracked by Wall St. Rank hold AMBQ as of Q2 2026.

  • BlackRock held 1,380,623 shares of Ambiq Micro worth $122M as of Q2 2026.
  • BlackRock bought 367,462 Ambiq Micro shares in Q2 2026, an estimated $21.8M.
  • Ambiq Micro made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #2108 holding.
  • BlackRock first reported a position in Ambiq Micro in Q3 2025 and has held it in 4 quarters since.
  • 184 funds tracked by Wall St. Rank held Ambiq Micro as of Q2 2026.

Based on BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.