Blackrock updated its spot Bitcoin ETF IBIT prospectus, adding nine authorized participants such as Citigroup, Goldman Sachs, UBS, and Citadel Securities. IBIT's Bitcoin holdings have surged to nearly 260,000 BTC, setting records as the fastest-growing ETF in history.

Blackrock's iShares Bitcoin Trust (IBIT) adds Citi, Goldman Sachs, UBS, Citadel and five others as authorized participants, with bitcoin holdings approaching 260,000 BTC. CEO Larry Fink expresses strong long-term bullishness.

Blackrock updated its IBIT prospectus, adding five new authorized participants including Citi, Goldman Sachs, UBS, and Citadel Securities, bringing the total to nine. IBIT's bitcoin holdings have surged to nearly 260,000 BTC. CEO Larry Fink expressed strong optimism about Bitcoin's long-term potential, noting IBIT is the fastest-growing ETF in history.

A former ByteDance employee noticed unusual persistent price increases on Seagate hard drives purchased from Pinduoduo. Tracing the cause back to AI-driven data center demand for nearline HDDs, he analyzed Seagate's financials, HAMR technology, and 13F institutional filings. After confirming that the number of institutional holders grew from ~800 to over 1,200 quarters sequentially, he bought 500 shares at ~$150 and later added via LEAPS calls. The stock surged from ~$150 to ~$965, yielding over 6x returns. This article details his four-step methodology: spotting everyday anomalies, verifying trends with price charts, identifying the structural demand driver and the key listed company, and using multi-quarter 13F data to validate professional capital flows. He also candidly discusses survivorship bias and the risks of false signals.

一位字节前员工在拼多多购买硬盘时发现价格异常上涨，追踪后确认AI数据中心对机械硬盘的结构性需求，于150美元附近买入希捷，并通过连续多个季度13F机构持仓数据验证专业资金持续进场，最终获得六倍回报。文章详细拆解了从日常涨价信号到产业链分析、再到机构数据验证的完整投资逻辑，以及幸存者偏差等风险。

A former ByteDance employee noticed persistent price increases on Seagate hard drives from Pinduoduo, traced it to surging AI data center demand for nearline enterprise storage, and used 13F institutional holdings data to confirm the trend. He invested in Seagate (STX) at around $150, eventually realizing over 6x returns as the stock hit $965. This article breaks down his methodology: identifying micro anomaly signals, plotting price curves, asking structural demand questions, pinpointing public companies, and validating with institutional fund flows. Although a traditional equity case, the data-driven, multi-faceted verification framework is equally applicable to crypto market research.

A former ByteDance employee noticed unusual price increases on hard drives bought from Pinduoduo, traced the root cause to AI data centers' structural demand for mechanical hard drives, and subsequently invested in Seagate, realizing a 6x return. This article breaks down his methodology: leveraging everyday anomalies, conducting industry chain analysis, and validating trends with 13F institutional holdings data. It emphasizes logic-driven trading while warning of survivorship bias.

A former ByteDance employee shares how he spotted unusual price increases on hard drives purchased from Pinduoduo, traced the cause to AI data center storage demand, and invested in Seagate Technology (STX) for a six-fold gain. He validated the thesis using 13F institutional filings, watching as the number of holders grew from ~800 to over 1,200. The article details the complete methodology: identifying everyday anomalies, linking to structural demand, finding the key listed company, and confirming with institutional data. It also warns of survivorship bias.