Insider Cluster (4 insiders) ·Filed Feb 26, 2026

WM

WASTE MANAGEMENT INC
NEUTRAL
Impact 3/10
Horizondays Processed7mo ago
Insider cluster: 2 insiders, $17K total
Actionable Insight • Neutral

No material insider selling pressure detected — transactions are consistent with routine portfolio management and option exercises. Monitor for follow-up selling, especially from C-suite executives.

DirectionNeutral
Confidencehigh
Horizondays
Final — all horizons settled through T+60d ⚠ clustered
WM ▼ -6.53% at T+60d
NEUTRAL call ✗ call lost -6.53% · α vs SPY -14.29% · entry $232.97 → $217.75
Entry anchored
Feb 25, 03:59 PM ET
via exchange tick
T+1d
+2.97%
call +2.97% · α +3.42%
$239.89
settled 7mo ago
T+5d
+5.21%
call +5.21% · α +6.34%
$245.12
settled 7mo ago
T+20d
-2.77%
call -2.77% · α +3.63%
$226.51
settled 6mo ago
T+60d
-6.53%
call -6.53% · α -14.29%
$217.75
settled 4mo ago

Price Chart

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Executive Summary

Multiple Waste Management insiders sold shares in a recent cluster, including a significant $1.17M open-market sale by SVP Tara Hemmer. CFO David L. Reed and VP John A. Carroll each made small open-market sales of $8.5K, while larger derivative exercises and tax-related share withholdings accounted for the rest of the activity. The open-market selling totals $1.18M, or 0.0012% of WM's $98B market cap, indicating routine, non-material activity.

Key Financial Metrics

Direction
selling
Total Value
$1.2M
Insiders
4

Key Facts

  • SVP Tara Hemmer sold $1.165M in shares via open-market transaction.
  • CFO David L. Reed and VP John A. Carroll each sold 37 shares for ~$8.5K.
  • Michael J. Watson exercised options for 12,642 shares (non-cash event, $1.59M value).
  • Reed and Carroll each surrendered 60 shares for tax withholding (~$13.7K each).
  • Total open-market selling: $1.18M (0.0012% of $98B market cap).

Financial Impact

$1.18M in net open-market selling by insiders, representing minimal economic impact

insider ownershipmarket sentiment

Risk Factors

  • Perception risk from large individual sale by SVP Hemmer, though not material in size.
  • Derivative exercises may signal near-term selling if shares are flipped.

Market Snapshot

Exchange
NYSE

Investment Themes

Industrials & Manufacturing

Documents Analyzed

This report is based on 1 SEC document filed with EDGAR.

DocumentAccession Number
CONTEXT: Insider Cluster Data (6 trades, 7d window)cluster-WM-1772564269556
11 reports for WM
Performance horizon
100% Hit rate 3 of 3 directional calls best @ T+60▲ +11.00%Mar 2, 2026
Filters
Rows
Reports for WM — sortable, filterable
TypeNow
Aug 26, 2026
5w ago
8-K
NEUTRAL ★ 3/10
$221.24 $207.96▼ −6.00%▼ −6.23%$203.49 (−8.02%)
May 13, 2026
20w ago
8-K
NEUTRAL ★ 2/10
$216.44 $218.79▲ +1.09%▲ +1.70%$203.49 (−5.98%)
May 13, 2026
20w ago
Court Ruling
NEUTRAL ★ 1/10
$216.44 $218.79▲ +1.09%▲ +1.70%$203.49 (−5.98%)
Mar 2, 2026
30w ago
Insider Cluster
NEUTRAL ★ 4/10
$242.11 $229.96▼ −5.02%▲ +2.92%$203.49 (−15.95%)
Mar 2, 2026
30w ago
Insider Cluster
BEARISH ★ 6/10
$242.11 $229.96▲ +5.02%▼ −2.92%$203.49 (+15.95%)
Mar 2, 2026
30w ago
Insider Cluster
BEARISH ★ 6/10
$242.11 $229.96▲ +5.02%▼ −2.92%$203.49 (+15.95%)
Feb 26, 2026
31w ago
Insider Cluster
NEUTRAL ★ 4/10
$232.97 $226.51▼ −2.77%▲ +3.63%$203.49 (−12.66%)
Feb 26, 2026
31w ago
Insider Cluster
BEARISH ★ 6/10
$232.97 $226.51▲ +2.77%▼ −3.63%$203.49 (+12.66%)
Feb 26, 2026
31w ago
Insider Cluster
NEUTRAL ★ 3/10
$232.97 $226.51▼ −2.77%▲ +3.63%$203.49 (−12.66%)
Feb 26, 2026
31w ago
Insider Cluster
NEUTRAL ★ 3/10
$232.97 $226.51▼ −2.77%▲ +3.63%$203.49 (−12.66%)
Showing 10 of 11

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Report published Mar 3, 2026