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Themes Management Co’s Ambarella AMBA Stock Holding History

Themes Management Co’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
Q1 		$467K Sell
9,077
-801
-8% -$49.9K 0.29% 106
2025
Q4 		$700K Buy
+9,878
New +$798K 0.52% 73

Other funds holding AMBA

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Manulife (Manufacturers Life Insurance)
Manulife (Manufacturers Life Insurance) Canada, Ontario, Canada $116B AUM 26.37% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Citadel Advisors
Citadel Advisors Miami, Florida $618B AUM 30.34% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $432B AUM 29.4% 1-Year Est. Return

Themes Management Co's AMBA Position: Q1 2026 in Review

Themes Management Co reduced its Ambarella (AMBA) stake by 8.1% in Q1 2026, selling an estimated $49.9K and leaving 9,077 shares worth $467K. The position accounts for 0.29% of the portfolio, ranked #106.

Themes Management Co first reported a position in AMBA in Q4 2025 and has held it in 2 quarters since. The position peaked at $700K in Q4 2025. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

  • Themes Management Co held 9,077 shares of Ambarella worth $467K as of Q1 2026.
  • Themes Management Co sold 801 Ambarella shares in Q1 2026, an estimated $49.9K.
  • Ambarella made up 0.29% of Themes Management Co's portfolio in Q1 2026, its #106 holding.
  • Themes Management Co first reported a position in Ambarella in Q4 2025 and has held it in 2 quarters since.
  • Themes Management Co's Ambarella position peaked at $700K in Q4 2025.
  • 305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on Themes Management Co's 13F filing for Q1 2026, filed 15 May 2026.