BZAI Blaize Holdings, Inc.: institutional ownership and insider trading
117 funds reported holding $61.8M of Blaize Holdings, Inc. in their latest 13F filings; in Q2 2026 funds net bought $12.6M, with 35 new positions and 19 funds selling out; over the last 12 months insiders bought $0 and sold $950K on the open market.
Famous investors holding BZAI
- Ken Griffin (Citadel Advisors): $2.52M, 0.0% of the portfolio
- Izzy Englander (Millennium Management): $1.13M, 0.0% of the portfolio
- D. E. Shaw (D. E. Shaw & Co.): $386K, 0.0% of the portfolio
Largest institutional holders of BZAI
- BlackRock, Inc. (BLK) — $10.2M
- VANGUARD GROUP INC — $7.59M
- VANGUARD CAPITAL MANAGEMENT LLC — $6.42M
- GEODE CAPITAL MANAGEMENT, LLC — $2.95M
- LAZARD ASSET MANAGEMENT LLC — $2.74M
- CITADEL ADVISORS LLC — $2.52M
- UBS Group AG (UBS) — $2.50M
- MARSHALL WACE, LLP — $2.22M
- STATE STREET CORP (STT, STT-PG) — $2.17M
- AQR CAPITAL MANAGEMENT LLC — $2.07M
Recent BZAI insider trades
- Jul 6, 2026: Cannestra Anthony sold 50,000 shares ($67.5K)
- Jul 1, 2026: Sehmi Harminder sold 40,609 shares ($55.6K)
- Jun 8, 2026: Cannestra Anthony sold 50,000 shares ($84.0K)
- Jun 1, 2026: Sehmi Harminder sold 40,609 shares ($73.9K)
5%+ owners
- Lane Bess: 9.0% (Schedule 13D/A, filed Sep 18, 2026)
- Polar Asset Management Partners Inc.: 5.6% (Schedule 13G, filed Aug 14, 2026)
- BlackRock, Inc.: 5.1% (Schedule 13G, filed Jul 27, 2026)