Spectral AI, Inc. (MDAI) Institutional Ownership

Ownership Summary

Spectral AI, Inc. (NASDAQ:MDAI) appears in 27 institutional 13F filings for the quarter ending December 2025.

• Their combined ownership stood at 18.2% of outstanding shares in December 2025, up from 11.2% in September 2025.
• They increased total shares held in Spectral AI by 73.38% from the prior quarter, while the number of investors in MDAI decreased 3.57% year over year.
• Among the 27 funds, 14 bought more Spectral AI shares, 3 sold down, and 10 held their ground.
• The aggregate institutional position in Spectral AI amounted to 4.8Mn shares as of December 2025, up by 2.03Mn shares quarter on quarter, and up 1.31Mn shares year over year.
• Highlander Partners, L.P. holds the largest position in MDAI at 900.0K shares as of December 31, 2025, or 3.42% of shares outstanding.
• The largest buyers of Spectral AI for the quarter ending December 2025 were VANGUARD CAPITAL MANAGEMENT LLC (726.29K), JANE STREET GROUP, LLC (168.41K), VANGUARD FIDUCIARY TRUST CO (141.8K), GEODE CAPITAL MANAGEMENT, LLC (84.65K), XTX Topco Ltd (27.09K).
• The largest sellers of Spectral AI for the quarter ending December 2025 were Rathbones Group PLC (91.31K), Shay Capital LLC (25.92K), OSAIC HOLDINGS, INC. (1.5K), Morgan Stanley (7).
• Per Business Quant data, the top 10 holders of Spectral AI for the quarter ending December 2025 are Highlander Partners, L.P. (900.0K), VANGUARD CAPITAL MANAGEMENT LLC (726.29K), GEODE CAPITAL MANAGEMENT, LLC (301.21K), JANE STREET GROUP, LLC (221.0K), UNIVERSITY OF TEXAS/TEXAS AM INVESTMENT MANAGEMENT CO (210.49K), BRIDGEWAY CAPITAL MANAGEMENT, LLC (199.0K), VANGUARD FIDUCIARY TRUST CO (141.8K), BlackRock, Inc. (122.25K), UBS Group AG (113.02K), Rathbones Group PLC (87.04K).