Hemmer Tara J. — SEC Form 4 Insider Trading Activity

Summary

Updated Jul 16, 2026

Hemmer Tara J. has filed 1 SEC Form 4 filing across 1 company in the last 90 days — selling. Lifetime open-market sales: $1.32M.

Recent Transactions

DateTickerCompanyCodeSharesPriceValue
2026-05-21WMWASTE MANAGEMENT INCA — Grant or award2.5K$0.00
2026-03-03WMWASTE MANAGEMENT INCS — Open-market sale4.8K$241.83$1.17M
2026-01-29WMWASTE MANAGEMENT INCS — Open-market sale [10b5-1]690$219.71$152K
2026-01-29WMWASTE MANAGEMENT INCF — Tax withholding / forfeiture [10b5-1]3.7K$226.41$834K
2026-01-29WMWASTE MANAGEMENT INCA — Grant or award [10b5-1]11.0K$226.41$2.49M
2025-09-02WMWASTE MANAGEMENT INCA — Grant or award9.1K$0.00
2024-12-06WMWASTE MANAGEMENT INCG — Bona-fide gift714$0.00

Companies — Last 90 Days

Frequently Asked Questions

Who is Hemmer Tara J.?

Hemmer Tara J. is a corporate insider — currently tracked as EVP & Chief Operating Officer of WASTE MANAGEMENT INC (WM). InsiderAlpha tracks every SEC Form 4 filing in real time.

How many SEC Form 4 filings has Hemmer Tara J. submitted recently?

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

Has Hemmer Tara J. been buying or selling stock?

Recorded transactions: 0 open-market purchases () and 2 open-market sales ($1.32M) across all tracked filings.

Where can I see all of Hemmer Tara J.'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 Hemmer Tara J. profile on InsiderAlpha for real-time alerts, AI-scored trade ideas, and full transaction history.