Insider Cluster (1 insider) ·Filed Feb 26, 2026
Insider cluster: 2 insiders, $908K total
Actionable Insight ▼ Bearish
Monitor for follow-up transactions from other insiders; such a large single sale by a director may signal caution ahead of earnings or regulatory decisions, especially if not part of a pre-arranged plan.
Final — all horizons settled through T+60d
WMB ▲ +4.42% at T+60d
SHORT call ✗ call lost -4.42% · α vs SPY +3.33% · entry $74.24 → $77.52
T+1d
-0.07%
call +0.07% · α -0.39%
$74.19
settled 7mo ago
T+5d
0.00%
call 0.00% · α -1.13%
$74.24
settled 7mo ago
T+20d
-0.24%
call +0.24% · α -6.17%
$74.06
settled 6mo ago
T+60d
+4.42%
call -4.42% · α +3.33%
$77.52
settled 4mo ago
Price Chart
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Executive Summary
Director Alan S. Armstrong sold 241,248 shares of Williams Companies (WMB) in a single transaction valued at approximately $17.6 million. This represents a significant insider sale, notable given the size relative to recent activity and market cap.
Key Financial Metrics
Direction
selling
Total Value
$17.6M
Insiders
1
Key Facts
- Alan S. Armstrong, Director, sold 241,248 shares of WMB on March 5, 2026.
- The transaction was valued at $17.6 million based on a share price of $72.98.
- This single sale exceeds the total value of all insider sales in the prior 30 days ($2.9M).
- The sale represents approximately 0.019% of WMB's $90.7B market cap — modest in relative terms but concentrated in one insider.
Financial Impact
$17.6 million in insider selling
insider ownershipinvestor sentiment
Risk Factors
- Perception of negative sentiment from a board member exiting a large position.
- Potential for increased selling pressure if other insiders follow.
Market Snapshot
Exchange
NYSE
Investment Themes
Traditional Energy
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (1 trades, 7d window) | cluster-WMB-1773070805576 |
13 reports for WMB
67% Hit rate best @ T+1▲ +2.04%
Filters
Rows
| Type | Now | ||||
|---|---|---|---|---|---|
Sep 10, 2026 22d ago | 8-K | $72.82 $71.81 | ▼ −1.39% | ▼ −0.89% | $69.59 (−4.44%) |
Jul 13, 2026 11w ago | 8-K | $74.46 $73.38 | ▼ −1.45% | ▼ −0.67% | $69.59 (−6.54%) |
Jun 13, 2026 15w ago | Institutional Cluster | $71.49 $74.95 | ▼ −4.84% | ▼ −6.22% | $69.59 (+2.66%) |
May 18, 2026 19w ago | Insider Cluster | $77.69 $76.34 | ▼ −1.74% | ▼ −3.36% | $69.59 (−10.43%) |
May 4, 2026 21w ago | 8-K | $76.12 $74.18 | ▼ −2.55% | ▼ −4.53% | $69.59 (−8.58%) |
May 4, 2026 21w ago | 8-K | $75.41 $74.18 | ▼ −1.63% | ▼ −4.57% | $69.59 (−7.72%) |
May 1, 2026 22w ago | Insider Cluster | $75.54 $72.95 | ▼ −3.43% | ▼ −5.78% | $69.59 (−7.88%) |
Mar 26, 2026 27w ago | DEFA14A | $73.58 $72.59 | ▼ −1.35% | ▼ −5.21% | $69.59 (−5.42%) |
Mar 18, 2026 28w ago | DEFA14A | $72.80 $73.81 | ▲ +1.39% | ▲ +2.10% | $69.59 (−4.41%) |
Mar 11, 2026 29w ago | Insider Cluster | $73.87 $72.80 | ▼ −1.45% | ▲ +0.74% | $69.59 (−5.79%) |
Showing 10 of 13
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