Capstone Investment Advisors
AMBA icon

Capstone Investment Advisors’s Ambarella AMBA Stock Holding History

Capstone Investment Advisors’s Portfolio AMBA Stock Details AMBA Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$556K Buy
6,480
+1,627
+34% +$112K ﹤0.01% 1189
2026
Q1 		$250K Sell
4,853
-2,746
-36% -$171K ﹤0.01% 1436
2025
Q4 		$538K Buy
7,599
+2,155
+40% +$174K ﹤0.01% 1126
2025
Q3 		$449K Sell
5,444
-6,357
-54% -$462K ﹤0.01% 1455
2025
Q2 		$780K Buy
+11,801
New +$626K ﹤0.01% 943
2022
Q2 		– Sell
-1,988
Closed -$209K – 1805
2022
Q1 		$209K Buy
+1,988
New +$253K ﹤0.01% 1667
2017
Q1 		– Sell
-5,200
Closed -$281K – 856
2016
Q4 		$281K Buy
+5,200
New +$314K 0.01% 743

Other funds holding AMBA

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 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
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $128B AUM 35.83% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
MMH
Menora Mivtachim Holdings Ramat Gan, Israel $25.6B AUM 50.04% 1-Year Est. Return
SIMG
Stephens Investment Management Group Houston, Texas $9.33B AUM 56.1% 1-Year Est. Return

Capstone Investment Advisors's AMBA Position: Q2 2026 in Review

Capstone Investment Advisors increased its Ambarella (AMBA) stake by 34% in Q2 2026, buying an estimated $112K and bringing the position to 6,480 shares worth $556K. The position accounts for ﹤0.01% of the portfolio, ranked #1189.

Capstone Investment Advisors first reported a position in AMBA in Q4 2016 and has held it in 7 quarters since. The position peaked at $780K in Q2 2025. 341 funds tracked by Wall St. Rank hold AMBA as of Q2 2026.

  • Capstone Investment Advisors held 6,480 shares of Ambarella worth $556K as of Q2 2026.
  • Capstone Investment Advisors bought 1,627 Ambarella shares in Q2 2026, an estimated $112K.
  • Ambarella made up ﹤0.01% of Capstone Investment Advisors's portfolio in Q2 2026, its #1189 holding.
  • Capstone Investment Advisors first reported a position in Ambarella in Q4 2016 and has held it in 7 quarters since.
  • Capstone Investment Advisors's Ambarella position peaked at $780K in Q2 2025.
  • 341 funds tracked by Wall St. Rank held Ambarella as of Q2 2026.

Based on Capstone Investment Advisors's 13F filing for Q2 2026, filed 17 Aug 2026.