EIM
AMBQ

Essex Investment Management’s Ambiq Micro AMBQ Stock Holding History

Essex Investment Management’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
Q1 		$488K Buy
+19,216
New +$573K 0.08% 169

Other funds holding AMBQ

T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
AM
Atreides Management Boston, Massachusetts $5B AUM 78.34% 1-Year Est. Return
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
SSA
Schonfeld Strategic Advisors New York $14.2B AUM 37.17% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
DCM
Driehaus Capital Management Chicago, Illinois $13.6B AUM 173.98% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Essex Investment Management's AMBQ Position: Q1 2026 in Review

Essex Investment Management opened a new position in Ambiq Micro (AMBQ) in Q1 2026: 19,216 shares worth $488K. The stake represents 0.08% of the portfolio and ranks #169 among its holdings.

97 funds tracked by Wall St. Rank hold AMBQ as of Q1 2026.

  • Essex Investment Management held 19,216 shares of Ambiq Micro worth $488K as of Q1 2026.
  • Ambiq Micro was a new Essex Investment Management position in Q1 2026.
  • Ambiq Micro made up 0.08% of Essex Investment Management's portfolio in Q1 2026, its #169 holding.
  • 97 funds tracked by Wall St. Rank held Ambiq Micro as of Q1 2026.

Based on Essex Investment Management's 13F filing for Q1 2026, filed 11 May 2026.