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US INSIDER PROFILE · NON-SCORING RESEARCH
BAYOU CITY ENERGY MANAGEMENT LLC
10% Owner
Identity: SEC reporting-owner CIK · Reporting-owner CIK: 0001742941
Purchase history
- Companies traded
- 1
- Purchases · 12M
- 4
- Purchases · 24M
- 10
- Average purchase
- $10.2M
- Median purchase
- $1.9M
- Gross purchase value
- $102.3M
Companies: MACH NATURAL RESOURCES LP
10 SEC accession(s) · 10 joint-owner event(s). Values are reported Form 4 transaction values in USD.
Qualifying purchase disclosures
| Published | Company | Ticker | Role | Reported value | SEC source |
|---|---|---|---|---|---|
| 2026-09-17 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $388.9K | Open filing |
| 2026-03-23 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $128.8K | Open filing |
| 2025-12-10 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $372.2K | Open filing |
| 2025-11-18 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $54.6K | Open filing |
| 2025-08-12 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $44.4K | Open filing |
| 2025-06-17 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $4.2M | Open filing |
| 2025-06-12 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $3.4M | Open filing |
| 2025-02-10 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $80.0M | Open filing |
| 2024-12-17 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $8.7M | Open filing |
| 2024-12-12 | MACH NATURAL RESOURCES LP | MNR | 10% Owner | $5.0M | Open filing |
Post-purchase outcomes
Excess return = stock return − S&P 500 ETF (SPY adjusted close) return. Returns start on the first shared trading session on or after publication.
| Period | Completed events | Price coverage | Hit rate | Median excess return | Average excess return | Worst excess return |
|---|---|---|---|---|---|---|
| 5D | 10Developing | 100.0% (10/10) | 50.0% (5/10) | -0.6% | -0.0% | -6.8% |
| 20D | 9Developing | 90.0% (9/10) | 33.3% (3/9) | -3.3% | -1.0% | -13.5% |
| 60D | 9Developing | 100.0% (9/9) | 44.4% (4/9) | -8.2% | -4.7% | -20.1% |
| 120D | 9Developing | 100.0% (9/9) | 22.2% (2/9) | -5.9% | -8.8% | -28.9% |
Research patterns
- First purchase in 12M
- 0/9
- Large purchase ≥ $100k
- 8/10
- Cluster buying · 15D
- 10/10
- Buying the dip
- 4/10
Routine / opportunistic: Not classifiable. These labels never affect the score or ranking.
Small samples remain visible but are not scored. This research enrichment never affects US-v1.1.