Alpha Tau Medical Ltd. (DRTS) Institutional Ownership

Ownership Summary

Recent 13F filings as of September 2025 show that 30 institutional investors hold a position in Alpha Tau Medical Ltd. (NASDAQ:DRTS).

• Institutional ownership in Alpha Tau Medical edged up to 2.6% in September 2025, compared to 2.2% in June 2025.
• Institutional share ownership changed by 17.20% QoQ, while the number of institutional owners saw an increase of 30.43% YoY.
• Of these 30 institutional investors, 15 increased their holdings in Alpha Tau Medical, while 4 of them reduced positions, and 11 investors maintained their exposure.
• Collectively, institutional investors increased their stake in Alpha Tau Medical to 1.82Mn shares as of September 2025, a change that is up by 267.11K shares quarter on quarter and up 883.54K shares year over year.
• HighTower Advisors, LLC continues to be the largest institutional holder of Alpha Tau Medical as of September 30, 2025, with a position of 686.55K shares, representing 0.97% of the company's outstanding stock.
• Among the most significant buyers of Alpha Tau Medical during September 2025 were Mariner, LLC (80.13K), Summit Financial, LLC (51.61K), MILLENNIUM MANAGEMENT LLC (37.73K), RENAISSANCE TECHNOLOGIES LLC (32.50K), BANK OF AMERICA CORP /DE/ (21.68K).
• Leading sellers of Alpha Tau Medical stock in September 2025 included NORTHERN TRUST CORP (11.81K), UBS Group AG (2.70K), Kovitz Investment Group Partners, LLC (1.60K), SBI Securities Co., Ltd. (9).
• The top 10 institutional holders of Alpha Tau Medical for the quarter ending September 2025 included HighTower Advisors, LLC (686.55K), LEVIN CAPITAL STRATEGIES, L.P. (204.71K), Kovitz Investment Group Partners, LLC (203.23K), Mariner, LLC (123.25K), RENAISSANCE TECHNOLOGIES LLC (61.90K), CITADEL ADVISORS LLC (60.60K), SATOVSKY ASSET MANAGEMENT LLC (53.61K), Summit Financial, LLC (51.61K), MORGAN STANLEY (50.01K), Private Advisor Group, LLC (47.58K).