Spark I Acquisition Corp (SPKL) Institutional Ownership

Ownership Summary

The institutional landscape for Spark I Acquisition Corp (NASDAQ:SPKL) includes 16 filers as of the latest reporting cycle ending December 2025.

• Spark I Acquisition saw its institutional ownership percentage fell to 17.5% in December 2025 from 17.8% in September 2025.
• The company experienced a 18.19% quarterly change in institutional shares held, alongside a decrease of 60.00% in total owners annually.
• A review of institutional activity for Spark I Acquisition shows 7 of 16 filers increasing their positions, while 3 reduced their stake, and 6 remained unchanged.
• The aggregate institutional position in Spark I Acquisition now stands at 1.66Mn shares as of December 2025, after investors increased their holdings (up by 255.49K shares quarter on quarter which is down 7.55Mn shares year over year).
• As of December 31, 2025, AQR Arbitrage LLC held Spark I Acquisition's largest shareholding position with over 634.00K shares, representing 6.67% of total outstanding shares.
• Among the most significant buyers of Spark I Acquisition during December 2025 were MIZUHO SECURITIES USA LLC (171.74K), BERKLEY W R CORP (65.57K), Logan Stone Capital, LLC (28.48K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (7.06K), UBS Group AG (198).
• Leading sellers of Spark I Acquisition stock in December 2025 included Radcliffe Capital Management, L.P. (9.22K), GLAZER CAPITAL, LLC (5.00K), Rangeley Capital, LLC (3.36K).
• The top 10 institutional holders of Spark I Acquisition for the quarter ending December 2025 included AQR Arbitrage LLC (634.00K), MIZUHO SECURITIES USA LLC (436.19K), PERISCOPE CAPITAL INC. (125.00K), MOORE CAPITAL MANAGEMENT, LP (100.00K), OCONNOR, A Distinct Business Unit of UBS ASSET MANAGEMENT AMERICAS (LLC) (66.83K), BERKLEY W R CORP (65.57K), GLAZER CAPITAL, LLC (60.10K), Radcliffe Capital Management, L.P. (39.49K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (33.22K), Logan Stone Capital, LLC (28.48K).