American Century Companies’s Ambarella AMBA Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$250K Buy
4,857
+240
+5% +$15K ﹤0.01% 2667
2025
Q4
$327K Buy
+4,617
New +$373K ﹤0.01% 2619
2023
Q1
Sell
-110,758
Closed -$9.11M 2671
2022
Q4
$9.11M Sell
110,758
-450
-0.4% -$30K 0.01% 1001
2022
Q3
$6.25M Sell
111,208
-1,238
-1% -$91.8K 0.01% 1037
2022
Q2
$7.36M Buy
112,446
+9,311
+9% +$750K 0.01% 1011
2022
Q1
$10.8M Buy
103,135
+39,419
+62% +$5.02M 0.01% 893
2021
Q4
$12.9M Buy
63,716
+57,709
+961% +$10.7M 0.01% 814
2021
Q3
$936K Hold
6,007
﹤0.01% 1622
2021
Q2
$641K Buy
+6,007
New +$595K ﹤0.01% 1744

Other funds holding AMBA

American Century Companies's AMBA Position: Q1 2026 in Review

American Century Companies increased its Ambarella (AMBA) stake by 5.2% in Q1 2026, buying an estimated $15K and bringing the position to 4,857 shares worth $250K. The position accounts for ﹤0.01% of the portfolio, ranked #2667.

American Century Companies first reported a position in AMBA in Q2 2021 and has held it in 9 quarters since. The position peaked at $12.9M in Q4 2021. 305 funds tracked by Wall St. Rank hold AMBA as of Q1 2026.

  • American Century Companies held 4,857 shares of Ambarella worth $250K as of Q1 2026.
  • American Century Companies bought 240 Ambarella shares in Q1 2026, an estimated $15K.
  • Ambarella made up ﹤0.01% of American Century Companies's portfolio in Q1 2026, its #2667 holding.
  • American Century Companies first reported a position in Ambarella in Q2 2021 and has held it in 9 quarters since.
  • American Century Companies's Ambarella position peaked at $12.9M in Q4 2021.
  • 305 funds tracked by Wall St. Rank held Ambarella as of Q1 2026.

Based on American Century Companies's 13F filing for Q1 2026, filed 15 May 2026.