The sale is part of a pre-arranged 10b5-1 plan with a consistent monthly cadence, so it carries no new informational signal. Monitor for any deviation from the pattern (e.g., increased volume or plan termination) as a potential change in insider sentiment. No immediate trading action warranted.
Price Chart
Executive Summary
David A. Duffield, Workday's co-founder and a 10% stockholder, filed a Form 144 on June 1, 2026, to sell 107,500 shares of common stock with an estimated aggregate market value of approximately $15.7 million. The sale is part of a pre-arranged 10b5-1 trading plan, with the trust having executed similar monthly sales of 107,500 shares since March 2026, indicating a systematic, non-discretionary liquidation pattern rather than a reactive insider move.
Key Facts
- David A. Duffield (co-founder, 10% stockholder) filed Form 144 to sell 107,500 shares.
- Estimated aggregate market value of the proposed sale: $15,715,425.
- Sale is under a 10b5-1 trading plan adopted on December 2, 2025.
- The trust has sold 107,500 shares monthly since March 2026 under the same plan.
- Shares were originally acquired via private placement on December 27, 2007.
- Broker: Morgan Stanley Smith Barney LLC Executive Financial Services.
Financial Impact
Proposed sale of 107,500 shares valued at ~$15.7M, representing approximately 0.04% of Workday's $36.1B market cap.
Risk Factors
- Continued systematic insider selling could weigh on sentiment if other insiders follow suit.
- No indication of distress or negative outlook from this filing alone.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 3 SEC documents filed with EDGAR.
| Document | Accession Number |
|---|---|
| 144 Filing (Primary) | 0001950047-26-005381 |
| Document: 0001950047-26-005381-index.html | 0001950047-26-005381 |
| Document: 0001950047-26-005381.txt | 0001950047-26-005381 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
Aug 27, 2026 5w ago | Press Release | $204.72 $188.60 | ▼ −7.87% | ▼ −8.13% | $186.14 (−9.08%) |
Jul 14, 2026 11w ago | Insider Cluster | $141.82 $175.29 | ▲ +23.60% | ▲ +21.26% | $186.14 (+31.25%) |
Jul 13, 2026 11w ago | Insider Cluster | $144.87 $184.19 | ▲ +27.14% | ▲ +23.96% | $186.14 (+28.49%) |
Jul 7, 2026 12w ago | Insider Cluster | $137.88 $170.64 | ▲ +23.76% | ▲ +20.48% | $186.14 (+35.00%) |
Jul 7, 2026 12w ago | Insider Cluster | $143.65 $165.05 | ▲ +14.90% | ▲ +13.57% | $186.14 (+29.58%) |
Jun 25, 2026 14w ago | 144 | $124.21 $127.87 | ▲ +2.95% | ▲ +1.69% | $186.14 (+49.86%) |
Jun 22, 2026 14w ago | 144 | $115.13 $147.22 | ▲ +27.87% | ▲ +26.71% | $186.14 (+61.68%) |
Jun 13, 2026 15w ago | Institutional Cluster | $129.60 $144.87 | ▼ −11.78% | ▼ −12.53% | $186.14 (−43.63%) |
Jun 12, 2026 15w ago | 144 | $129.60 $144.87 | ▲ +11.78% | ▲ +12.53% | $186.14 (+43.63%) |
Jun 9, 2026 16w ago | 144 | $137.47 $138.34 | ▲ +0.63% | ▼ −2.99% | $186.14 (+35.40%) |
US Market Status
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