Knell Michael Gunnar — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Knell Michael Gunnar has filed 2 SEC Form 4 filings across 1 company in the last 90 days.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-06-02CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture48$180.71$9K
2026-06-02CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture152$180.71$27K
2026-06-02CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A — Grant or award1.8K$180.71$332K
2026-05-28CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture37$156.73$6K
2026-05-28CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture50$160.30$8K
2026-02-02CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture526$211.68$111K
2026-02-02CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A — Grant or award1.7K$0.00
2025-05-30CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture225$135.63$31K
2025-05-30CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture48$135.63$7K
2025-05-30CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.A — Grant or award2.1K$135.63$280K
2025-05-26CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture25$138.65$3K
2025-05-26CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture37$136.73$5K
2025-05-26CRLCHARLES RIVER LABORATORIES INTERNATIONAL, INC.F — Tax withholding / forfeiture50$136.73$7K

Companies — Last 90 Days

Frequently Asked Questions

Who is Knell Michael Gunnar?

Knell Michael Gunnar is a corporate insider — currently tracked as SVP, Finance and CAO of CHARLES RIVER LABORATORIES INTERNATIONAL, INC. (CRL). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Knell Michael Gunnar submitted recently?

2 primary Form 4 filings in the last 90 days, covering 1 company.

Where can I see all of Knell Michael Gunnar's SEC filings?

All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.

Learn More

Open the live Knell Michael Gunnar profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.