FIG
AMBQ

Fortress Investment Group’s Ambiq Micro AMBQ Stock Holding History

Fortress Investment Group’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
2025
Q4 		– Sell
-150,000
Closed -$4.49M – 71
2025
Q3 		$4.49M Buy
+150,000
New +$5.47M 0.6% 30

Other funds holding AMBQ

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
KC
Kadensa Capital Central, Hong Kong $718M AUM 38.33% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Franklin Resources
Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return
SSA
Schonfeld Strategic Advisors New York $14.2B AUM 37.17% 1-Year Est. Return
WA
Wasatch Advisors Salt Lake City, Utah $15.3B AUM 25.06% 1-Year Est. Return
First Eagle Investment Management
First Eagle Investment Management New York $59B AUM 32.99% 1-Year Est. Return
SAM
Silvercrest Asset Management New York $13.8B AUM 28.39% 1-Year Est. Return

Fortress Investment Group's AMBQ Position: Q4 2025 in Review

Fortress Investment Group sold out of Ambiq Micro (AMBQ) in Q4 2025, closing a stake of 150,000 shares — an estimated $4.49M sold.

Fortress Investment Group first reported a position in AMBQ in Q3 2025 and held it in 1 quarter. The position peaked at $4.49M in Q3 2025. 75 funds tracked by Wall St. Rank hold AMBQ as of Q4 2025.

  • Fortress Investment Group reported no remaining Ambiq Micro position as of Q4 2025 after selling out during the quarter.
  • Fortress Investment Group sold 150,000 Ambiq Micro shares in Q4 2025, an estimated $4.49M.
  • Fortress Investment Group first reported a position in Ambiq Micro in Q3 2025 and held it in 1 quarter.
  • Fortress Investment Group's Ambiq Micro position peaked at $4.49M in Q3 2025.
  • 75 funds tracked by Wall St. Rank held Ambiq Micro as of Q4 2025.

Based on Fortress Investment Group's 13F filing for Q4 2025, filed 17 Feb 2026.