ALLEGRO MICROSYSTEMS, INC. (ALGM)
Data as of , from SEC Form 4 filings.
Net insider selling (90d)Watch ALGM
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- Jennie Raubacher - DirectorOpen-market sale$45K
- Erin Hagen - OfficerOpen-market sale$101K
About ALLEGRO MICROSYSTEMS, INC. (ALGM)
ALLEGRO MICROSYSTEMS, INC. files with the SEC under CIK 0000866291 and is classified as semiconductors and related devices. We track it alongside the rest of the Information Technology sector.
ALGM Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 2 | 3,285 | $147K |
| Grant or award | 8 | 30,376 |
Dollar totals cover purchases and sales only (codes P and S). Grants, option exercises, gifts and tax withholding are counted in shares, because none of them is a trade at a market price.
ALGM insider transactions (Form 4)
3456 Form 4 filings on record, the earliest from Nov 6, 2024, newest first. Filing history page 1 of 2.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Robert Willett - Director | Grant or award | Deferred Stock Units | 618.98 footnote F2 | $0.00 footnote F2 | - | |
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| Jennie Raubacher - Director | Open-market sale | Common Stock | 1,000 footnote F1 | $45.32 | $45K | |
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| Erin Hagen - Officer | Open-market sale | Common Stock | 2,285 footnote F1 | $44.39 | $101K | |
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| Yoshihiro Suzuki - Director | Grant or award | Common Stock | 4,251 footnote F1 | $0.00 | - | |
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| Joseph R. Martin - Director | Grant or award | Common Stock | 4,251 footnote F1 | $0.00 | - | |
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| Mary G. Puma - Director | Grant or award | Common Stock | 4,251 footnote F1 | $0.00 | - | |
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| Krishna G. Palepu - Director | Grant or award | Common Stock | 4,251 footnote F1 | $0.00 | - | |
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| Jennie Raubacher - Director | Grant or award | Deferred Stock Units | 4,251 footnote F2 | $0.00 | - | |
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| Robert Willett - Director | Grant or award | Deferred Stock Units | 4,251 footnote F2 | $0.00 | - | |
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| Brian C. White - Director | Grant or award | Deferred Stock Units | 4,251 footnote F2 | $0.00 | - | |
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| Brian C. White | Grant or award | Common Stock | 594 footnote F1 | $0.00 | - | |
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| Richard Madormo - Officer | Open-market sale | Common Stock | 5,000 | $52.72 | $264K | |
| Troy Coleman - Officer | Open-market sale | Common Stock | 4,500 | $45.72 | $206K | |
| Roald Graham Webster - Officer | Open-market sale | Common Stock | 5,217 | $44.89 | $234K | |
| Erin Hagen - Officer | Tax withholding / forfeiture | Common Stock | 5,815 footnote F1 | $43.10 | $251K | |
| ||||||
| Ian Kent - Officer | Open-market sale | Common Stock | 2,642 | $41.56 | $110K | |
| Ian Kent - Officer | Tax withholding / forfeiture | Common Stock | 2,345 footnote F1 | $43.10 | $101K | |
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| Derek D'Antilio - Officer | Tax withholding / forfeiture | Common Stock | 37,840 footnote F1 | $43.10 | $1.63M | |
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| Richard Madormo - Officer | Tax withholding / forfeiture | Common Stock | 5,439 footnote F1 | $43.10 | $234K | |
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| Roald Graham Webster - Officer | Tax withholding / forfeiture | Common Stock | 4,277 footnote F1 | $43.10 | $184K | |
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| Michael Doogue - Officer | Tax withholding / forfeiture | Common Stock | 60,508 footnote F1 | $43.10 | $2.61M | |
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| Sharon Briansky - Officer | Tax withholding / forfeiture | Common Stock | 13,942 footnote F1 | $43.10 | $601K | |
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| Troy Coleman - Officer | Tax withholding / forfeiture | Common Stock | 9,670 footnote F1 | $43.10 | $417K | |
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| Robert Willett | Grant or award | Common Stock | 1,094 footnote F1 | $0.00 | - | |
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| Ian Kent - Officer | Grant or award | Common Stock | 8,492 footnote F1 | $0.00 | - | |
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| Richard Madormo - Officer | Grant or award | Common Stock | 19,815 footnote F1 | $0.00 | - | |
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| Sharon Briansky - Officer | Grant or award | Common Stock | 15,852 footnote F1 | $0.00 | - | |
| Sharon Briansky - Officer | Grant or award | Common Stock | 2,611 footnote F2 | $0.00 | - | |
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| Derek D'Antilio - Officer | Grant or award | Common Stock | 29,439 footnote F1 | $0.00 | - | |
| Derek D'Antilio - Officer | Grant or award | Common Stock | 30,438 footnote F2 | $0.00 | - | |
| ||||||
| Susan D. Lynch | Open-market sale | Common Stock | 16,711 | $45.46 footnote F1 | $760K | |
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| Troy Coleman - Officer | Grant or award | Common Stock | 18,116 footnote F1 | $0.00 | - | |
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| Michael Doogue - Officer | Grant or award | Common Stock | 77,135 footnote F1 | $0.00 | - | |
| Michael Doogue - Officer | Grant or award | Common Stock | 83,700 footnote F2 | $0.00 | - | |
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Item 5.07, 9.01
Item 2.02, 9.01
Item 5.02, 7.01, 9.01
Item 5.02, 7.01, 9.01
Recent ALGM Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Raubacher Jennie | Director | 1,000 | $45K | View on EDGAR | |
| Hagen Erin | Officer | 2,285 | $101K |
Stock trades in ALGM disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 Gilbert Ray Cisneros, Jr.Democrat, CA-31 | Purchase |
ALGM insider trading FAQ
What is the latest insider trade for ALGM?
ALLEGRO MICROSYSTEMS, INC. (ALGM) had 10 insider filings in the last 90 days, with the most recent on 2026-10-01. The full record for ALGM runs to 56 Form 4 filings, the earliest from 2024-11-06. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying ALGM stock?
No insider purchases of ALGM were filed in the last 90 days. 3 purchases are on record for this company.
How many insiders are selling ALGM stock?
2 insider sales of ALGM were filed in the last 90 days, totaling $147K.
Where can I see ALGM SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects ALGM Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Robert Willett view on EDGAR
- - Jennie Raubacher view on EDGAR
- - Erin Hagen view on EDGAR
- - Yoshihiro Suzuki view on EDGAR
- - Joseph R. Martin view on EDGAR
- - Mary G. Puma view on EDGAR
- - Krishna G. Palepu view on EDGAR
- - Jennie Raubacher view on EDGAR
- - Robert Willett view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where ALGM's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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