Informed-money record
Disclosed informed-money activity on this name over the last 12 months — corporate insiders, institutions, and members of Congress, from public-domain SEC and congressional filings. A dated factual record with receipts; interpretation is yours.
Bullish filings
8
Bearish filings
3
Named actors
6
Disclosed $ (bull / bear)
≈ $8.8M (includes disclosed ranges) + 4 of unknown size / $589.5M + 1 of unknown size
| Date | Who | What | Disclosed $ | Receipt |
|---|---|---|---|---|
| 2026-09-03 | Activist (13D) — increased stake Diamondback Energy, Inc. | increased its stake (13D/G amendment) | — | SEC ↗ |
| 2026-08-05 | Activist (13D) — reduced stake Diamondback Energy, Inc. | reduced its stake (13D/G amendment) | — | SEC ↗ |
| 2026-06-30 | Institution (13F) Ancora Advisors LLC | added to a position | $4.2M | — |
| 2026-04-30 | 5%+ holder (13G) VANGUARD CAPITAL MANAGEMENT LLC | disclosed a passive stake (13G) | — | SEC ↗ |
| 2026-03-31 |
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Start free — 1 week, no card →Events dated by when the activity occurred (a trade's transaction date; a notice, stake, or announcement at its filing date); the linked filing is the authoritative record. Directional public-domain disclosures only. Descriptive, not investment advice. Methodology · Today's notable signals
| added to a position |
| $3.0M |
| — |
| 2026-03-19 | 10% owner / other Diamondback Energy, Inc. | sold | $23.3M | SEC ↗ |
| 2026-03-13 | Congress August Lee Pfluger | bought | $15K–$50K | — |
| 2026-03-04 | 10% owner / other Diamondback Energy, Inc. | sold | $566.2M | SEC ↗ |
| 2026-01-15 | 5%+ holder (13G) Kimmeridge Energy Management Company, LLC | disclosed a passive stake (13G) | — | SEC ↗ |
| 2025-12-31 | Institution (13F) Ancora Advisors LLC | added to a position | $1.5M | — |
| 2025-11-14 | 5%+ holder (13G) Blackstone Holdings III L.P. | disclosed a passive stake (13G) | — | SEC ↗ |