Updated Jul 16, 2026
WARREN KELCY L has filed 1 SEC Form 4 filing across 1 company in the last 90 days — buying. Lifetime open-market purchases: $68.44M. Historical track record: 1/5 stars across 4 tracked purchases.

Kelcy L. Warren is an American energy executive and billionaire, best known as the founder and long-time leader of Energy Transfer, a major North American midstream energy company. He has been a driving force behind the Energy Transfer family of companies, including Energy Transfer LP (ETLP) and its predecessors Energy Transfer Partners and Energy Transfer Equity, overseeing the expansion of an extensive network of natural gas and crude oil pipelines. Warren is widely regarded as a prominent figure in the U.S. midstream energy sector. He is listed in SEC filings in connection with Energy Transfer LP, reflecting his ongoing involvement with the company as of the filing date.
| Role | Insider |
|---|---|
| Notability | 86/100 |
| Estimated net worth | $5.00B (openai_estimate) |
| Links | Wikipedia |
InsiderAlpha computes a forward-return-based score for every insider with enough Form 4 purchase history. The metrics below reflect realised performance after each tracked open-market purchase.
| InsiderAlpha rating | ★☆☆☆☆ (1/5) |
|---|---|
| Total purchases tracked | 4 |
| Purchases with forward-return data | 4 |
| 30-day win rate | 2500% |
| 90-day win rate | 5000% |
| Avg 5-day return | -67.22% |
| Avg 30-day return | -120.75% |
| Avg 90-day return | +472.23% |
| Best 30-day return | +51.87% |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-11 | ET | Energy Transfer LP | A — Grant or award | 1.11M | $19.83 | $22.00M |
| 2025-11-20 | ET | Energy Transfer LP | P — Open-market purchase | 1.00M | $16.81 | $16.81M |
| 2025-11-20 | ET | Energy Transfer LP | P — Open-market purchase | 1.00M | $16.95 | $16.95M |
| 2025-08-19 | ET | Energy Transfer LP | P — Open-market purchase | 1.35M | $17.36 | $23.44M |
| 2025-08-19 | ET | Energy Transfer LP | P — Open-market purchase | 650.0K | $17.30 | $11.24M |
Kelcy L. Warren is an American energy executive and billionaire, best known as the founder and long-time leader of Energy Transfer, a major North American midstream energy company. He has been a driving force behind the Energy Transfer family of companies, including Energy Transfer LP (ETLP) and its predecessors Energy Transfer Partners and Energy Transfer Equity, overseeing th…
1 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 4 open-market purchases ($68.44M) and 0 open-market sales () across all tracked filings.
Across 4 tracked purchases, WARREN KELCY L averaged -120.8% avg 30-day return with a 2500% 30-day win rate. InsiderAlpha rates the track record at 1/5 stars.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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