Author
@Ruby_investment Ruby_investment
grade Cx.com/Ruby_investment ↗
Transparent Japanese retail swing trader riding AI-infra momentum with a risk-framework overlay
Posts real-time tickered entries, trims, exits and candid re
trader score
+0.16
hit rate
50%
mean α
+0.12%
signals 14d
46
Grade = how their written analysis reads (A best). Trader score = how their last-20 timestamped calls performed vs SPY.
Their picks, scored
Across their last 20 scored bets: 50% hit rate, +0.12% mean alpha, trader score +0.16. Their last-14d mentions, direction-adjusted, have moved -0.3% since posting (mean over 14 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-08-28 | · | @Ruby_investment | · | Expects higher rates and fiscal deficits to make conditions increasingly difficult for depositors. | · | tweet ↗ |
| 2026-08-28 | AGX | @Ruby_investment | -0.45 | Discloses holding AGX, criticizes its performance and says ETN or GEV may have been better choices. | — | tweet ↗ |
| 2026-08-28 | GEV | @Ruby_investment | +0.35 | Discloses holding AGX, criticizes its performance and says ETN or GEV may have been better choices. | — | tweet ↗ |
| 2026-08-28 | ETN | @Ruby_investment | +0.35 | Discloses holding AGX, criticizes its performance and says ETN or GEV may have been better choices. | — | tweet ↗ |
| 2026-08-28 | · | @Ruby_investment | · | Argues small 1LDK properties may be especially vulnerable if housing enters a price correction. | · | tweet ↗ |
| 2026-08-28 | · | @Ruby_investment | · | Explains how longer mortgages and combined household income sustain housing demand and elevated prices. | · | tweet ↗ |
| 2026-08-27 | MRVL | @Ruby_investment | +0.45 | Says MRVL earnings were good despite the price decline. | -10.3% | tweet ↗ |
| 2026-08-26 | NVDA | @Ruby_investment | +0.40 | Expresses relief after Nvidia's huge revenue and hopes reassurance spreads across technology stocks. | +3.8% | tweet ↗ |
| 2026-08-25 | · | @Ruby_investment | · | Expresses concern that interest rates remain harsh and could rise further. | · | tweet ↗ |
| 2026-08-24 | · | @Ruby_investment | · | Reports Japanese wages falling 55% relative to US wages since 2013. | · | tweet ↗ |
| 2026-08-24 | · | @Ruby_investment | · | Argues high housing costs will shift demand outward and force employers to adapt. | · | tweet ↗ |
| 2026-08-24 | · | @Ruby_investment | · | Uses a metaphor to discuss selection bias among index and individual-stock investors. | · | tweet ↗ |
| 2026-08-23 | · | @Ruby_investment | · | Discusses index investing as a low-skill route to market returns while rejecting a single universal choice. | · | tweet ↗ |
| 2026-08-21 | · | @Ruby_investment | · | Argues gold and fiat fundamentals shape narratives, while prices depend on the narratives markets choose. | · | tweet ↗ |
| 2026-08-21 | CRDO | @Ruby_investment | +0.45 | Expresses a favorable opinion of CRDO. | +0.9% | tweet ↗ |
Grade is our human read-worthiness rating; trader score is a rolling 20-bet hit-rate/alpha composite — different things, often disagreeing. “Since then” is direction-unaware in the table; the summary line above adjusts for which way they leaned.