Bridgeline Digital, Inc. (BLIN) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending December 2025, Bridgeline Digital, Inc. (NASDAQ:BLIN) is held by 18 institutional firms.

• These investors collectively held 21.8% of the company's total shares outstanding in December 2025, up from 16.9% in September 2025.
• The company experienced a -2.51% quarterly change in institutional shares held, alongside an increase of 38.46% in total owners annually.
• A review of institutional activity for Bridgeline Digital shows 10 of 18 filers increasing their positions, while 3 reduced their stake, and 5 remained unchanged.
• The aggregate institutional position in Bridgeline Digital now stands at 1.88Mn shares as of December 2025, after investors decreased their holdings (down by 48.30K shares quarter on quarter which is up 1.44Mn shares year over year).
• As of December 31, 2025, BARD ASSOCIATES INC held Bridgeline Digital's largest shareholding position with over 1.16Mn shares, representing 13.48% of total outstanding shares.
• Among the most significant buyers of Bridgeline Digital during December 2025 were CITADEL ADVISORS LLC (86.77K), Lido Advisors, LLC (57.62K), DRW Securities, LLC (54.44K), XTX Topco Ltd (26.38K), CITIGROUP INC (3.63K).
• Leading sellers of Bridgeline Digital stock in December 2025 included BARD ASSOCIATES INC (229.45K), RENAISSANCE TECHNOLOGIES LLC (26.10K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (23.07K).
• The top 10 institutional holders of Bridgeline Digital for the quarter ending December 2025 included BARD ASSOCIATES INC (1.16Mn), RENAISSANCE TECHNOLOGIES LLC (146.13K), GEODE CAPITAL MANAGEMENT, LLC (126.04K), CITADEL ADVISORS LLC (117.84K), VANGUARD GROUP INC (110.79K), Lido Advisors, LLC (57.62K), DRW Securities, LLC (54.44K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (31.12K), XTX Topco Ltd (26.38K), STATE STREET CORP (16.20K).