← Back to Intel
Insider ActivityWM
MAZZARELLA KATHLEEN M, Director at WASTE MANAGEMENT INC, traded $290K of WM
Updated Jun 7, 2026
MAZZARELLA KATHLEEN M
Director
WASTE MANAGEMENT INC ·
$WM
Transaction Details
| Insider | MAZZARELLA KATHLEEN M |
|---|---|
| Title | Director |
| Company | WASTE MANAGEMENT INC |
| Ticker | WM |
| Transaction Type | Grant |
| Transaction Date | 2026-05-15 |
| Shares Traded | 1,314 |
| Price Per Share | $220.71 |
| Total Value | $290K |
| Filed Date | 2026-05-18 |
| Accession Number | 0001225208-26-005440 |
Ownership Context
| Shares Owned After Transaction | 18,276 |
|---|---|
| Ownership Type | Indirect |
SEC Filing
Accession: 0001225208-26-005440
Other Insider Trades — WM
| Insider | Title | Action | Value | Date |
|---|---|---|---|---|
| Dalby Marcel | SVP Bus Optimiz & Collection | traded | — | 2026-05-20 |
| Morris John J | President | traded | $125K | 2026-05-20 |
| Hemmer Tara J. | EVP & Chief Operating Officer | traded | — | 2026-05-20 |
| MENKE SEAN E | Director | traded | $190K | 2026-05-15 |
| HOLT VICTORIA M | Director | traded | $190K | 2026-05-15 |
| Bene Thomas | Director | traded | $190K | 2026-05-15 |
| PLUMMER WILLIAM B | Director | traded | $190K | 2026-05-15 |
| Chinn Bruce E. | Director | traded | $190K | 2026-05-15 |
| Sylvester Maryrose | Director | traded | $190K | 2026-05-15 |
| Gluski Andres | Director | traded | $190K | 2026-05-15 |
Other Trades by MAZZARELLA KATHLEEN M
| Ticker | Company | Action | Value | Date |
|---|---|---|---|---|
| CI | Cigna Group | traded | — | 2026-04-22 |
Full Ticker Profile
View all insider trades, dark pool activity, congressional filings, and the Whisper Score for WM — WASTE MANAGEMENT INC →
Whisper Score — WM
36.55
Murmurs
Current Whisper Score
Track WM insider activity in real time on The Wire →
Get alerts when MAZZARELLA KATHLEEN M files new trades — Go Pro →
Data sourced from SEC Form 4 insider trading filings. Transaction details are as reported to the Securities and Exchange Commission. This page does not constitute financial advice. StonkWhisper presents public records — it does not verify or guarantee the accuracy of SEC filings.
Last updated: June 07, 2026 at 07:07 UTC