TRCT
AMBQ

Tower Research Capital (TRC)’s Ambiq Micro AMBQ Stock Holding History

Tower Research Capital (TRC)’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 		$51.1K Sell
579
-769
-57% -$45.6K ﹤0.01% 2721
2026
Q1 		$34.3K Buy
1,348
+908
+206% +$27.1K ﹤0.01% 3071
2025
Q4 		$12.5K Sell
440
-548
-55% -$15.7K ﹤0.01% 3470
2025
Q3 		$29.6K Buy
+988
New +$36K ﹤0.01% 2943

Other funds holding AMBQ

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
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 $3.38T AUM 44.17% 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

Tower Research Capital (TRC)'s AMBQ Position: Q2 2026 in Review

Tower Research Capital (TRC) reduced its Ambiq Micro (AMBQ) stake by 57% in Q2 2026, selling an estimated $45.6K and leaving 579 shares worth $51.1K. The position accounts for ﹤0.01% of the portfolio, ranked #2721.

Tower Research Capital (TRC) 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.

  • Tower Research Capital (TRC) held 579 shares of Ambiq Micro worth $51.1K as of Q2 2026.
  • Tower Research Capital (TRC) sold 769 Ambiq Micro shares in Q2 2026, an estimated $45.6K.
  • Ambiq Micro made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q2 2026, its #2721 holding.
  • Tower Research Capital (TRC) 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 Tower Research Capital (TRC)'s 13F filing for Q2 2026, filed 11 Aug 2026.