Allegro Microsystems Inc
Allegro Microsystems Inc (ALGM) Unusual Options Activity Today
ALGM options volume power reached 3.67x on the previous trading day. The highest reading was on the $22.5 PUT expiring 2026-10-16.
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Checking ALGM unusual options activity helps you spot when traders are making outsized bets on Allegro Microsystems Inc before the broader market catches on. Allegro Microsystems Inc's unusual options activity flags contracts trading at multiples of their average daily volume, often signaling that informed money is positioning ahead of a catalyst. Use our scanner to monitor ALGM unusual options activity today and surface the prints that deserve a second look.
Unusual options flow typically refers to trades where volume vastly exceeds open interest at a given strike, or where total contract volume on a name spikes well above its norm. Watching ALGM unusual options flow today can reveal large block trades, sweeps across exchanges, and aggressive directional bets. Tracking ALGM unusual options volume across calls and puts helps you separate hedging activity from genuinely speculative positioning, and ALGM unusual options flow data becomes especially valuable around earnings, product launches, and macro events.
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 driver ICs; and photonic and 3D sensing components, including photodiodes, eye-safe lasers, and readout ICs for LiDAR applications. The company sells its products to original equipment manufacturers and suppliers primarily in the automotive and industrial markets through its direct sales force, third party distributors, independent sales representatives, and consignment.
It operates in the United States, rest of the Americas, Europe, Japan, Greater China, South Korea, and other Asian markets. The company was founded in 1990 and is headquartered in Manchester, New Hampshire. Allegro MicroSystems, Inc. is a subsidiary of Sanken Electric Co., Ltd.
Catalysts rarely arrive without a footprint, and ALGM unusual options activity is often where that footprint shows up first. Our scanner tracks Allegro Microsystems Inc's unusual options flow in real time, ranks prints by volume-to-open-interest, premium spent, and aggressor side, and separates real conviction from noise. Whether you're looking at ALGM unusual options volume on the call side or chasing put sweeps, Allegro Microsystems Inc's unusual options flow today is one click away, so put it on your radar before the headlines hit.
| 32.50 | 4.50 | 5.80 | 5.15 | 72% | 2 | 2 | 100.00% |
| 45.00 | 0.20 | 0.40 | 0.30 | 70% | 42 | 164 | 25.61% |
| 35.00 | 3.30 | 3.40 | 3.35 | 70% | 407 | 1,615 | 25.20% |
| 40.00 | 1.00 | 1.30 | 1.15 | 70% | 34 | 226 | 15.04% |
| 42.50 | 0.35 | 0.60 | 0.48 | 64% | 23 | 175 | 13.14% |
| 50.00 | 12.50 | 14.10 | 13.30 | 98% | 1 | 1 | 100.00% |
| 22.50 | — | 0.05 | 0.05 | 110% | 25 | 54 | 46.30% |
| 37.50 | 2.20 | 2.65 | 2.43 | 67% | 3 | 9 | 33.33% |
| 32.50 | 0.45 | 0.90 | 0.68 | 74% | 31 | 110 | 28.18% |
| 35.00 | 1.00 | 1.50 | 1.25 | 67% | 36 | 335 | 10.75% |
As of September 28, 2026
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