Datadog, Inc. (DDOG) Institutional Ownership

Ownership Summary

According to SEC filings for the period ending December 2025, Datadog, Inc. (NASDAQ:DDOG) is held by 32 institutional firms.

• The collective stake of institutional investors in Datadog moved to 0.7% in December 2025, a shift down from the 87.9% reported for September 2025.
• Institutional share ownership changed by 51.72% QoQ, while the number of institutional owners saw a decrease of 96.62% YoY.
• Among the 32 institutional holders of Datadog, 21 added to their stakes while 5 trimmed their positions and 6 held steady.
• The total number of shares held by institutions in Datadog increased to 2.22Mn as of December 2025, a net change of up by 755.27K shares quarter on quarter, and down 274.88Mn shares year over year.
• Assenagon Asset Management S.A. continues to be the largest institutional holder of Datadog as of December 31, 2025, with a position of 1.09Mn shares, representing 0.32% of the company's outstanding stock.
• Among the most significant buyers of Datadog during December 2025 were Assenagon Asset Management S.A. (474.37K), SG Americas Securities, LLC (340.64K), Capital CS Group, LLC (12.20K), NORDEA INVESTMENT MANAGEMENT AB (7.87K), Green Alpha Advisors, LLC (5.16K).
• Leading sellers of Datadog stock in December 2025 included CONGRESS ASSET MANAGEMENT CO (67.90K), Union Bancaire Privee, UBP SA (22.13K), BDF-GESTION (2.08K), Old Port Advisors (1.00K), True Wealth Design, LLC (2).
• The top 10 institutional holders of Datadog for the quarter ending December 2025 included Assenagon Asset Management S.A. (1.09Mn), SG Americas Securities, LLC (501.78K), CONGRESS ASSET MANAGEMENT CO (329.86K), NORDEA INVESTMENT MANAGEMENT AB (61.16K), Union Bancaire Privee, UBP SA (50.60K), Covea Finance (43.00K), BDF-GESTION (31.19K), Northside Capital Management, LLC (30.31K), PARK AVENUE SECURITIES LLC (16.77K), Capital CS Group, LLC (12.20K).