Milestone Scientific Inc. (MLSS) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending September 2025, Milestone Scientific Inc. (NYSE:MLSS) is held by 29 institutional firms.

• Milestone Scientific saw its institutional ownership percentage fell to 3.8% in September 2025 from 6.0% in June 2025.
• In percentage terms, this reflects as a holdings change of -3.65% quarter on quarter, and a decrease of 19.44% year over year.
• Of these 29 institutional investors, 7 increased their holdings in Milestone Scientific, while 6 of them reduced positions, and 16 investors maintained their exposure.
• This class of investors decreased its holdings in Milestone Scientific to 4.41Mn shares for the 13F-cycle ending September 2025, down by 167.27K shares quarter on quarter, and up 198.80K shares year over year.
• VANGUARD GROUP INC's holding of 2.36Mn shares as of September 30, 2025 makes it the primary institutional investor in Milestone Scientific, owning 2.04% of the stock.
• Among the most significant buyers of Milestone Scientific during September 2025 were VANGUARD GROUP INC (172.82K), GEODE CAPITAL MANAGEMENT, LLC (60.66K), RENAISSANCE TECHNOLOGIES LLC (7.10K), MORGAN STANLEY (5.00K), Tower Research Capital LLC (TRC) (715).
• Leading sellers of Milestone Scientific stock in September 2025 included BRIDGEWAY CAPITAL MANAGEMENT, LLC (238.70K), Mariner, LLC (75.00K), Carnegie Investment Counsel (48.43K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (37.38K), UBS Group AG (8.11K).
• The top 10 institutional holders of Milestone Scientific for the quarter ending September 2025 included VANGUARD GROUP INC (2.36Mn), GEODE CAPITAL MANAGEMENT, LLC (611.07K), STATE STREET CORP (139.88K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (122.14K), Mariner, LLC (121.75K), BRIDGEWAY CAPITAL MANAGEMENT, LLC (116.80K), Carnegie Investment Counsel (116.17K), NORTHERN TRUST CORP (112.61K), LPL Financial LLC (104.94K), World Investment Advisors (100.00K).