Ken Griffin Allegro Microsystems, Inc. Transaction History

Citadel Advisors LLC

$550 Billion
Q2 2025

A detailed history of Ken Griffin (Citadel Advisors LLC) transactions in Allegro Microsystems, Inc. stock. As of the latest transaction made, Citadel Advisors LLC holds 1,519,408 shares of ALGM stock, worth $45.4 Million. This represents 0.01% of its overall portfolio holdings.

Number of Shares

1,519,408

Previous 35,300 4204.27%

Holding current value

$45.4 Million

Previous $887,000 5756.6%

% of portfolio

0.01%

Previous 0.0%

12 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q2 2025 Aug 14, 2025	SELL	$16.53 - $34.19 $46.5 Million - $96.2 Million	-2,814,205 Reduced 64.94%	1,519,408 $51.9 Million
Q1 2025 May 15, 2025	BUY	$21.77 - $28.31 $60 Million - $78.1 Million	2,758,171 Added 175.07%	4,333,613 $109 Million
Q4 2024 Feb 14, 2025	BUY	$19.07 - $23.82 $4.49 Million - $5.61 Million	235,410 Added 17.57%	1,575,442 $34.4 Million
Q3 2024 Nov 14, 2024	BUY	$20.48 - $33.15 $25.1 Million - $40.7 Million	1,227,857 Added 1094.59%	1,340,032 $31.2 Million
Q2 2024 Aug 14, 2024	SELL	$25.68 - $30.79 $12.8 Million - $15.4 Million	-499,570 Reduced 81.66%	112,175 $3.17 Million
Q1 2024 May 15, 2024	BUY	$25.56 - $32.48 $4.54 Million - $5.77 Million	177,710 Added 40.94%	611,745 $16.5 Million
Q4 2023 Feb 14, 2024	BUY	$24.86 - $31.89 $4.68 Million - $6 Million	188,222 Added 76.57%	434,035 $13.1 Million
Q3 2023 Nov 14, 2023	BUY	$31.49 - $52.72 $3.78 Million - $6.33 Million	120,043 Added 95.45%	245,813 $7.85 Million
Q2 2023 Aug 14, 2023	SELL	$35.56 - $47.86 $18.8 Million - $25.3 Million	-529,170 Reduced 80.8%	125,770 $5.68 Million
Q1 2023 May 15, 2023	BUY	$28.86 - $47.99 $14.6 Million - $24.2 Million	504,633 Added 335.73%	654,940 $31.4 Million
Q4 2022 Feb 14, 2023	BUY	$20.21 - $33.01 $2.65 Million - $4.33 Million	131,233 Added 688.02%	150,307 $4.51 Million
Q3 2022 Nov 14, 2022	SELL	$19.63 - $26.75 $1.61 Million - $2.19 Million	-81,916 Reduced 81.11%	19,074 $417,000

Others Institutions Holding ALGM

# of Institutions

331

Shares Held

117M

Call Options Held

858K

Put Options Held

6.85M

View Full List

About ALLEGRO MICROSYSTEMS, INC.

Ticker ALGM
Exchange NASDAQ
Sector Technology
Industry Semiconductors
Shares Outstandng 191,308,000
Market Cap $5.71B
Description
Allegro MicroSystems, Inc. designs, develops, manufactures, and markets sensor integrated circuits (ICs) and application-specific analog power ICs for motion control and energy-efficient systems. Its products include magnetic sensor ICs, such as position, speed, and current sensor ICs; power ICs comprising motor driver ICs, and regulator and LED...

More about ALGM

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