Daily trading records

Allegro MicroSystems Stock Price on August 28, 2026

Direct answer

Allegro MicroSystems closed at $35.77 on August 28, 2026.

The open was $37.51, the high was $37.51 and the low was $35.56.
Volume was 2,146,548. The change from the prior close was -$1.82 (-4.84%).

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Review Allegro MicroSystems's price trend and period performance.

The chart connects verified session closes from June 3, 2026 through August 28, 2026.

Closing-price trend by trading session

Period performance is calculated from verified trading sessions.

5-session performance

-3.74%

From the August 21, 2026 close of $37.16 to $35.77 on August 28, 2026.

20-session performance

-13.81%

From the July 31, 2026 close of $41.50 to $35.77 on August 28, 2026.

60-session performance

-32.65%

From the June 3, 2026 close of $53.11 to $35.77 on August 28, 2026.

Allegro MicroSystems Historical prices
Historical pricesOpenHighLowCloseVolumePrior-close change
$37.51$37.51$35.56$35.772,146,548-$1.82 (-4.84%)

Verified data

Open
$37.51
High
$37.51
Low
$35.56
Close
$35.77
Volume
2,146,548
Prior-close change
-$1.82 (-4.84%)

Read the frequently asked questions.

What was Allegro MicroSystems's closing price on August 28, 2026?

Allegro MicroSystems closed at $35.77 on August 28, 2026.

What were Allegro MicroSystems's open, high and low on August 28, 2026?

The open was $37.51, the high was $37.51 and the low was $35.56.

How much did Allegro MicroSystems change from the prior close on August 28, 2026?

The change from the prior close was -$1.82 (-4.84%).

What was Allegro MicroSystems's volume on August 28, 2026?

Trading volume was 2,146,548 shares.

What is the source for Allegro MicroSystems's daily prices?

Daily aggregate prices are provided by Polygon.