According to @KobeissiLetter, AI-related issuers now comprise a record 14% of the Investment Grade Corporate Bond Index, up 2.5 percentage points since 2020, based on JPMorgan data, source: @KobeissiLetter citing JPMorgan. This AI sector weight now surpasses the banking sector’s roughly 11.5% share that historically led the index, highlighting a leadership change within investment-grade credit, source: @KobeissiLetter citing JPMorgan. AI universe debt has grown by about 400 billion dollars to an all-time high of 1.2 trillion dollars over this period, underscoring elevated issuance and index concentration in AI-linked corporates, source: @KobeissiLetter citing JPMorgan. For traders, the source notes AI is reshaping capital markets, implying IG credit performance and benchmark flows are increasingly tied to AI balance sheets, a cross-asset theme crypto market participants may monitor for sentiment spillovers, source: @KobeissiLetter citing JPMorgan.