Author
@BerkUcmz BerkUcmz
grade Ax.com/BerkUcmz ↗
Deep AI-infrastructure stack analyst reasoning mechanistically from compute to memory to power
Builds and shares long-term, high-conviction fundamental the
trader score
+0.77
hit rate
35%
mean α
+0.31%
signals 14d
27
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: 35% hit rate, +0.31% mean alpha, trader score +0.77. Their last-14d mentions, direction-adjusted, have moved -8.3% since posting (mean over 14 mentions with price data).
Recent signals15receipts included
| date (PT) | ticker | author | sent | what they said | since then | receipt |
|---|---|---|---|---|---|---|
| 2026-08-27 | · | @BerkUcmz | · | Describes an AI infrastructure trader's market before fundamentals drive another strong rally. | · | tweet ↗ |
| 2026-08-27 | NVDA | @BerkUcmz | +0.40 | Reports Nvidia supplier purchase and capacity commitments jumping from $119B to $279B, led by memory. | -4.6% | tweet ↗ |
| 2026-08-27 | NVDA | @BerkUcmz | -0.50 | Sees Nvidia negatively near term as memory inflation pushes gross margin toward 71%-72%. | -4.6% | tweet ↗ |
| 2026-08-26 | NVDA | @BerkUcmz | +0.25 | OpenAI is diversifying training, inference and high-speed hardware to strengthen supplier bargaining power. | +3.8% | tweet ↗ |
| 2026-08-26 | CBRS | @BerkUcmz | +0.25 | OpenAI is diversifying training, inference and high-speed hardware to strengthen supplier bargaining power. | · | tweet ↗ |
| 2026-08-26 | AVGO | @BerkUcmz | +0.25 | OpenAI is diversifying training, inference and high-speed hardware to strengthen supplier bargaining power. | +3.7% | tweet ↗ |
| 2026-08-26 | AMD | @BerkUcmz | +0.25 | OpenAI is diversifying training, inference and high-speed hardware to strengthen supplier bargaining power. | -3.2% | tweet ↗ |
| 2026-08-25 | ONTO | @BerkUcmz | +0.15 | Calls ONTO a very good company but flags continued cyclicality risk. | -7.1% | tweet ↗ |
| 2026-08-25 | · | @BerkUcmz | · | Argues advanced packaging will be a major AI winner as memory and optics move closer to chips. | · | tweet ↗ |
| 2026-08-24 | · | @BerkUcmz | · | Advocates long-term concentration in businesses with accelerating growth and cash generation. | · | tweet ↗ |
| 2026-08-24 | · | @BerkUcmz | · | Argues AI is an unusually broad and deep transformation that legacy cycle analogies underestimate. | · | tweet ↗ |
| 2026-08-23 | · | @BerkUcmz | · | Forecasts worse AI hardware supply shortages in 2027 as exponential demand outpaces slow capacity growth. | · | tweet ↗ |
| 2026-08-23 | · | @BerkUcmz | · | Explains how duplicate AI-hardware orders and genuine rapid demand growth can coexist. | · | tweet ↗ |
| 2026-08-21 | SNDK | @BerkUcmz | +0.60 | Korean unit-price data indicate NAND prices rose roughly 60–70% from July to August. | -7.0% | tweet ↗ |
| 2026-08-19 | · | @BerkUcmz | · | Argues US equities remain the best long-term return environment when paired with discipline and strategy | · | 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.