ALLEGRO MICROSYSTEMS, INC.
ALGM- Exchange
- Nasdaq
- Industry
- Semiconductors & Related Devices
- SEC CIK
- 0000866291
Insider trades, last 90 days
0 buys · 2 sells
- Sold $146.75K
- Open-market purchases (P) and sales (S), counted by Form 4 filing.
13F holders, Q2 2026
375
- +53 vs. Q1 2026
- Total value $10.23B
Superinvestors holding ALGM
1
- At the end of Q2 2026
Price chart
Latest insider trades
View all: Latest insider tradesOpen-market purchases and sales by ALGM insiders, newest first.
| Filed (ET) | Trade date | Insider | Transaction | Shares | Avg price | Value | Shares after | Holding change | Filing |
|---|---|---|---|---|---|---|---|---|---|
| Aug 18, 20264:15 PM ET | Aug 17, 2026 | Raubacher JennieDirector | SSaleCommon Stock | −1K | $45.32 | −$45.32K | 13.98K | −6.7% | SEC |
| Aug 12, 20264:16 PM ET | Aug 10, 2026 | Hagen ErinSVP, CHRO | SSaleCommon Stock | −2.29K | $44.39 | −$101.43K | 31.05K | −6.9% | SEC |
| Jun 4, 2026 | Jun 3, 2026 | Madormo RichardSVP, Worldwide Sales | SSaleCommon Stock | −5K | $52.72 | −$263.6K | 69.69K | −6.7% | SEC |
| May 26, 2026 | May 22, 2026 | Coleman TroySVP, General Manager, Products | SSaleCommon Stock | −4.5K | $45.72 | −$205.74K | 77.48K | −5.5% | SEC |
| May 22, 2026 | May 21, 2026 | Webster Roald GrahamVP, Chief Accounting Officer | SSaleCommon Stock | −5.22K | $44.89 | −$234.19K | 13.11K | −28.5% | SEC |
Top 5 13F holders, Q2 2026
View all: Top 5 13F holders, Q2 2026The largest institutional positions in ALGM at the end of Q2 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| FMR LLC | 25,581,021 | $1.78B | 0.08% | −1,840,185−6.7% | Reduced |
| BlackRock, Inc. | 13,889,324 | $966.97M | 0.01% | +1,394,456+11.2% | Added |
| Invesco Ltd. | 13,678,393 | $952.29M | 0.08% | +4,926,912+56.3% | Added |
| JPMORGAN CHASE & CO | 12,723,790 | $844.87M | 0.05% | +4,071,722+47.1% | Added |
| Capital Research Global Investors | 12,006,396 | $835.89M | 0.12% | −429,162−3.5% | Reduced |