LP
AMBQ

LMR Partners’s Ambiq Micro AMBQ Stock Holding History

LMR Partners’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 		$4.42M Buy
+50,000
New +$2.96M 0.02% 696
2025
Q4 		– Sell
-39,850
Closed -$1.19M – 1793
2025
Q3 		$1.19M Buy
+39,850
New +$1.45M 0.01% 875

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 $3.37T 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

LMR Partners's AMBQ Position: Q2 2026 in Review

LMR Partners opened a new position in Ambiq Micro (AMBQ) in Q2 2026: 50,000 shares worth $4.42M. The stake represents 0.02% of the portfolio and ranks #696 among its holdings. This is a return to the name: LMR Partners previously reported a position in AMBQ as recently as Q3 2025.

LMR Partners first reported a position in AMBQ in Q3 2025 and has held it in 2 quarters since. 185 funds tracked by Wall St. Rank hold AMBQ as of Q2 2026.

  • LMR Partners held 50,000 shares of Ambiq Micro worth $4.42M as of Q2 2026.
  • Ambiq Micro was a new LMR Partners position in Q2 2026.
  • Ambiq Micro made up 0.02% of LMR Partners's portfolio in Q2 2026, its #696 holding.
  • LMR Partners first reported a position in Ambiq Micro in Q3 2025 and has held it in 2 quarters since.
  • 185 funds tracked by Wall St. Rank held Ambiq Micro as of Q2 2026.

Based on LMR Partners's 13F filing for Q2 2026, filed 14 Aug 2026.