Cyngn Inc. (CYN) Institutional Ownership

Ownership Summary

A total of 19 institutions have reported a stake in Cyngn Inc. (NASDAQ:CYN) as of December 2025, according to recent 13F filings with the SEC.

• Institutional ownership in Cyngn edged up to 4.8% in December 2025, compared to 4.3% in September 2025.
• Institutional share ownership changed by 16.11% QoQ, while the number of institutional owners saw an increase of 5.56% YoY.
• The latest 13F cycle for Cyngn reveals that of 19 total investors, 8 funds grew their exposure, whereas 2 reduced theirs and 9 made no changes.
• Collectively, institutional investors increased their stake in Cyngn to 336.89K shares as of December 2025, a change that is up by 46.73K shares quarter on quarter and down 2.60Mn shares year over year.
• The top institutional stake in Cyngn as of December 31, 2025 belongs to VANGUARD GROUP INC, which owns 104.43K shares, or 1.49% of the company.
• Among the most significant buyers of Cyngn during December 2025 were GEODE CAPITAL MANAGEMENT, LLC (18.90K), JANE STREET GROUP, LLC (18.14K), NORTHERN TRUST CORP (5.66K), STATE STREET CORP (5.20K), FLAGSHIP HARBOR ADVISORS, LLC (600).
• Leading sellers of Cyngn stock in December 2025 included UBS Group AG (1.79K), SBI Securities Co., Ltd. (446).
• The top 10 institutional holders of Cyngn for the quarter ending December 2025 included VANGUARD GROUP INC (104.43K), GEODE CAPITAL MANAGEMENT, LLC (81.92K), UBS Group AG (79.84K), STATE STREET CORP (23.70K), NORTHERN TRUST CORP (23.25K), JANE STREET GROUP, LLC (18.14K), SBI Securities Co., Ltd. (2.06K), MORGAN STANLEY (1.80K), FLAGSHIP HARBOR ADVISORS, LLC (600), CITIGROUP INC (444).