Nuburu, Inc. (BURU) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending December 2025, Nuburu, Inc. (NYSE:BURU) is held by 30 institutional firms.

• The percentage of Nuburu owned by institutions changed from 5.3% in September 2025 to 26.9% in December 2025, marking a slight up trend.
• Institutional share ownership changed by 422.21% QoQ, while the number of institutional owners saw an increase of 172.73% YoY.
• A review of institutional activity for Nuburu shows 26 of 30 filers increasing their positions, while 2 reduced their stake, and 2 remained unchanged.
• The aggregate institutional position in Nuburu now stands at 30.19Mn shares as of December 2025, after investors increased their holdings (up by 24.41Mn shares quarter on quarter which is up 29.96Mn shares year over year).
• The top institutional stake in Nuburu as of December 31, 2025 belongs to VANGUARD GROUP INC, which owns 22.05Mn shares, or 19.67% of the company.
• Among the most significant buyers of Nuburu during December 2025 were VANGUARD GROUP INC (21.33Mn), MILLENNIUM MANAGEMENT LLC (758.00K), Allworth Financial LP (593.00K), GEODE CAPITAL MANAGEMENT, LLC (509.62K), STATE STREET CORP (301.10K).
• Leading sellers of Nuburu stock in December 2025 included SBI Securities Co., Ltd. (5.74K), GROUP ONE TRADING LLC (13).
• The top 10 institutional holders of Nuburu for the quarter ending December 2025 included VANGUARD GROUP INC (22.05Mn), UBS Group AG (4.39Mn), GEODE CAPITAL MANAGEMENT, LLC (1.00Mn), MILLENNIUM MANAGEMENT LLC (758.00K), Allworth Financial LP (593.00K), STATE STREET CORP (301.10K), NORTHERN TRUST CORP (231.59K), COMMONWEALTH EQUITY SERVICES, LLC (159.06K), Ruggiero Investments, Inc. (100.58K), Comprehensive Financial Consultants Institutional, Inc. (100.00K).