CITIGROUP INC

Citigroup's 13F book grew to $234.5B in Q1 2026 from $226.6B, and unlike many bank books it added to its megacap single names this quarter — Nvidia (+$1.93B) and Apple (+$1.80B) were among the largest builds. Nvidia (5.76%), Apple (3.84%), and Microsoft (3.69%) lead, alongside large index ETF positions in iShares Russell 2000 (3.62%) and Invesco QQQ (3.27%). The standout reductions were the SPDR S&P 500 ETF (-$4.8B), Tesla (-$3.3B), the SPDR Gold Trust (-$1.2B), and long Treasuries TLT (-$886M). New positions opened in QQQ, a regional-bank ETF, Caterpillar, Applied Materials, and Costco.