Updated Jul 16, 2026 · Last SEC filing 2026-07-06
KADANT INC (KAI) has filed 8 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-06. 3 Form 8-K material event filings were reported by KAI in the last 90 days. 2 Form 144 notices of proposed sale were filed for KAI stock. InsiderAlpha tracks every KAI SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.
| SIC classification | Special Industry Machinery (No Metalworking Machinery) (SIC 3550) |
|---|---|
| SEC CIK | 0000886346 |
| Form 4 filings (90d) | 8 |
|---|---|
| Form 8-K filings (90d) | 3 |
| Form 144 notices (90d) | 2 |
| Latest Form 4 filing | 2026-07-06 |
| Date | Insider | Role | Transaction | Shares | Price | Value | Filing |
|---|---|---|---|---|---|---|---|
| ALBERTINE JOHN M | Director | M — Option exercise | 128 | — | — | SEC | |
| LEONARD THOMAS C | Director | M — Option exercise | 128 | — | — | SEC | |
| O'Mara Rebecca Martinez | Director | M — Option exercise | 128 | — | — | SEC | |
| Russell Erin L | Director | M — Option exercise | 128 | — | — | SEC | |
| Painter Jonathan W | Director | M — Option exercise | 128 | — | — | SEC | |
| Powell Jeffrey L | President & CEO | G — Bona-fide gift | 12.3K | $0.00 | — | SEC | |
| KRAUSE STACY D. | SVP, GC and Secretary | S — Open-market sale | 1.2K | $334.17 | $410K | SEC | |
| Blanchard Thomas Andrew | Vice President | S — Open-market sale | 1.4K | $322.04 | $451K | SEC | |
| Painter Jonathan W | Director | M — Option exercise | 129 | — | — | SEC | |
| O'Mara Rebecca Martinez | Director | M — Option exercise | 129 | — | — | SEC | |
| Russell Erin L | Director | M — Option exercise | 129 | — | — | SEC | |
| ALBERTINE JOHN M | Director | M — Option exercise | 129 | — | — | SEC | |
| LEONARD THOMAS C | Director | M — Option exercise | 129 | — | — | SEC | |
| Powell Jeffrey L | President & CEO | G — Bona-fide gift | 48.7K | $0.00 | — | SEC | |
| Colwell Michael C. | Senior Vice President | F — Tax withholding / forfeiture | 265 | $334.17 | $89K | SEC |
All transactions sourced from SEC EDGAR Form 4 filings for KADANT INC (KAI). Updated in real time as new filings are submitted to the SEC.
| Insider | Form 4 filings | Total transaction value |
|---|---|---|
| O'Mara Rebecca Martinez | 2 | — |
| Painter Jonathan W | 2 | — |
| ALBERTINE JOHN M | 2 | — |
| Russell Erin L | 2 | — |
| LEONARD THOMAS C | 2 | — |
Form 144 must be filed before insiders sell restricted or control stock above SEC thresholds. A cluster of Form 144 notices often precedes a wave of insider distribution.
SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in KAI insider filings:
| P | Open-market purchase by the insider |
|---|---|
| S | Open-market sale by the insider |
| A | Grant, award, or other acquisition from the issuer |
| M | Exercise or conversion of derivative security (e.g. options) |
| F | Payment of exercise price or tax liability via share withholding |
| G | Bona-fide gift of securities |
| D | Disposition to the issuer (e.g. share buyback participation) |
| J | Other acquisition or disposition |
| X | Exercise of in-the-money or at-the-money derivative security |
| C | Conversion of derivative security |
| V | Transaction voluntarily reported earlier than required |
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