American Century Companies’s Allegro MicroSystems ALGM Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q2
$1.62M Buy
23,247
+7,649
+49% +$358K ﹤0.01% 2269
2026
Q1
$492K Buy
15,598
+5,324
+52% +$184K ﹤0.01% 2517
2025
Q4
$271K Hold
10,274
– – ﹤0.01% 2652
2025
Q3
$300K Buy
10,274
+955
+10% +$30.9K ﹤0.01% 2626
2025
Q2
$319K Sell
9,319
-8,663
-48% -$216K ﹤0.01% 2648
2025
Q1
$452K Sell
17,982
-760
-4% -$19K ﹤0.01% 2546
2024
Q4
$410K Sell
18,742
-495
-3% -$10.5K ﹤0.01% 2567
2024
Q3
$448K Buy
19,237
+2,614
+16% +$65.7K ﹤0.01% 2511
2024
Q2
$469K Buy
16,623
+167
+1% +$4.75K ﹤0.01% 2468
2024
Q1
$444K Buy
16,456
+669
+4% +$19.3K ﹤0.01% 2490
2023
Q4
$478K Sell
15,787
-25,832
-62% -$738K ﹤0.01% 2376
2023
Q3
$1.33M Sell
41,619
-58,580
-58% -$2.38M ﹤0.01% 1880
2023
Q2
$4.52M Buy
100,199
+86,473
+630% +$3.5M ﹤0.01% 1345
2023
Q1
$650K Buy
13,726
+3,544
+35% +$144K ﹤0.01% 2031
2022
Q4
$306K Buy
+10,182
New +$278K ﹤0.01% 2211
2021
Q4
– Sell
-354,130
Closed -$11.3M – 2312
2021
Q3
$11.3M Buy
354,130
+74,890
+27% +$2.21M 0.01% 814
2021
Q2
$7.74M Sell
279,240
-47,569
-15% -$1.24M 0.01% 886
2021
Q1
$8.29M Sell
326,809
-422,908
-56% -$12.1M 0.01% 818
2020
Q4
$20M Buy
+749,717
New +$18.1M 0.02% 618

Other funds holding ALGM

American Century Companies's ALGM Position: Q2 2026 in Review

American Century Companies increased its Allegro MicroSystems (ALGM) stake by 49% in Q2 2026, buying an estimated $358K and bringing the position to 23,247 shares worth $1.62M. The position accounts for ﹤0.01% of the portfolio, ranked #2269.

American Century Companies first reported a position in ALGM in Q4 2020 and has held it in 19 quarters since. The position peaked at $20M in Q4 2020. 375 funds tracked by Wall St. Rank hold ALGM as of Q2 2026.

  • American Century Companies held 23,247 shares of Allegro MicroSystems worth $1.62M as of Q2 2026.
  • American Century Companies bought 7,649 Allegro MicroSystems shares in Q2 2026, an estimated $358K.
  • Allegro MicroSystems made up ﹤0.01% of American Century Companies's portfolio in Q2 2026, its #2269 holding.
  • American Century Companies first reported a position in Allegro MicroSystems in Q4 2020 and has held it in 19 quarters since.
  • American Century Companies's Allegro MicroSystems position peaked at $20M in Q4 2020.
  • 375 funds tracked by Wall St. Rank held Allegro MicroSystems as of Q2 2026.

Based on American Century Companies's 13F filing for Q2 2026, filed 12 Aug 2026.