InsiderTrades

Hemmer Tara J.

SEC CIK 1727026 · EDGAR

Buying vs selling by month open-market trades, last 60 months, WM
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
WMWaste ManagementSVP, Chief Sustainability Off 81.5K — $13.95M 382021-10-012026-05-20

Most active insiders at WM, 12 months

#InsiderTitleBoughtSold
1 Fish James C JrCEO —$8.47M
2 Watson Michael J.SVP-Chief Customer Off —$4.32M
3 Morris John JPres, COO —$3.13M
4 Smith Donald JSVP - Ops —$3.00M
5 Carrasco RafaelSVP of Enterprise Strategy —$2.76M
6 Hemmer Tara J.SVP, Chief Sustainability Off —$1.32M
7 Carroll John A.VP, CAO —$608.1K
8 MENKE SEAN EDir $392.8K—
9 Varkey JohnsonSVP-CIO —$274.3K
10 Boettcher Charles CEVP, CLO —$151.1K

Transactions 38

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-05-21 15:22 2026-05-20 WM Waste Management Hemmer Tara J. EVP, COO A - Grant $0.00 +2,544 81.5K +3% $0
2026-03-03 2026-03-02 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $241.83 -4,818 78.9K -6% -$1.17M
2026-02-02 2026-01-29 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off A - Grant $226.41 +11.0K 88.1K +14% +$2.49M
2026-02-02 2026-01-30 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $219.71 -690 83.7K -0.8% -$151.6K
2026-02-02 2026-01-29 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $226.41 -3,685 84.4K -4% -$834.3K
2025-11-26 2025-11-25 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off G - Gift $0.00 -693 77.1K -0.9% $0
2025-09-04 2025-09-02 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off A - Grant $0.00 +9,130 77.8K +13% $0
DM 2025-05-21 2025-05-20 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off M - OptEx $125.13 +53.4K 74.5K +253% +$6.69M
DM 2025-05-21 2025-05-20 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $233.26 -38.4K 83.7K -31% -$8.96M
2025-03-05 2025-03-05 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $228.11 -3,094 53.7K -5% -$705.8K
2025-03-04 2025-03-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $231.37 -2,008 56.8K -3% -$464.6K
2025-02-04 2025-02-04 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $222.12 -4,576 58.8K -7% -$1.02M
2025-02-03 2025-01-31 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $220.41 -693 63.3K -1% -$152.7K
2025-02-03 2025-01-30 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $218.72 -4,850 64.0K -7% -$1.06M
2025-02-03 2025-01-30 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off A - Grant $218.72 +14.0K 68.9K +26% +$3.06M
2024-12-06 2024-12-05 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off G - Gift $0.00 -714 54.9K -1% $0
2024-02-26 2024-02-22 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $204.23 -1,782 55.6K -3% -$363.9K
2024-02-21 2024-02-20 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $203.24 -9,534 57.4K -14% -$1.94M
2024-02-15 2024-02-13 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $196.85 -8,768 67.7K -11% -$1.73M
2024-02-15 2024-02-14 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $199.25 -775 66.9K -1% -$154.4K
2024-02-15 2024-02-13 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off A - Grant $196.85 +23.9K 76.4K +45% +$4.70M
D 2023-12-05 2023-12-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale+OE $172.54 -10.0K 52.6K -16% -$1.73M
D 2023-12-05 2023-12-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off M - OptEx $98.90 +13.5K 62.6K +27% +$1.34M
D 2023-11-28 2023-11-27 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale+OE $171.19 -10.0K 49.1K -17% -$1.72M
D 2023-11-28 2023-11-27 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off M - OptEx $98.90 +13.5K 60.0K +29% +$1.34M
D 2023-11-28 2023-11-27 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off G - Gift $0.00 -900 59.1K -1% $0
2023-02-21 2023-02-17 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $155.00 -7,515 46.5K -14% -$1.16M
2023-02-15 2023-02-13 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $155.00 -100 54.1K -0.2% -$15.5K
2023-02-03 2023-02-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off M - OptEx $152.11 +19.1K 61.7K +45% +$2.91M
2023-02-03 2023-02-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $152.11 -6,560 55.2K -11% -$997.8K
2023-02-03 2023-02-02 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale+OE $150.91 -1,006 54.2K -2% -$151.8K
D 2022-03-03 2022-03-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off A - Grant $0.00 +5,102 42.6K +14% $0
2022-02-22 2022-02-17 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $142.15 -10.9K 37.5K -23% -$1.55M
2022-02-17 2022-02-16 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale $141.73 -1,080 48.4K -2% -$153.1K
2022-02-17 2022-02-15 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off A - Grant $142.62 +25.6K 58.5K +77% +$3.64M
2022-02-17 2022-02-15 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off F - Tax $142.62 -9,021 49.5K -15% -$1.29M
D 2021-10-05 2021-10-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off S - Sale+OE $149.07 -12.2K 33.0K -27% -$1.82M
D 2021-10-05 2021-10-01 WM Waste Management Hemmer Tara J. SVP, Chief Sustainability Off M - OptEx $85.34 +16.4K 45.2K +57% +$1.40M

Purchase Sale Sale after option exercise All abbreviations