Spark I Acquisition Corp (SPKL) Institutional Ownership

Ownership Summary

Spark I Acquisition Corp (NASDAQ:SPKL) appears in 16 institutional 13F filings for the quarter ending December 2025.

• These investors collectively held 17.6% of Spark I Acquisition's outstanding shares in December 2025, down from 18.0% in September 2025.
• They increased total shares held in Spark I Acquisition by 18.19% from last quarter, and the number of investors in SPKL decreased 60.0% annually.
• Of these 16 holders, 7 added to their stakes in Spark I Acquisition, 3 trimmed positions, and 6 made no changes.
• Combined, these investors held 1.66Mn shares in SPKL for December 2025, up by 255.49K shares quarter on quarter, and down 9.89Mn shares year over year.
• AQR Arbitrage LLC holds the largest position in SPKL at 633.33K shares as of December 31, 2025, or 6.72% of shares outstanding.
• Top purchasers of SPKL stock for the quarter ending December 2025 included O'Connor Alternative Investments LLC (66.83K), Berkley W R Corp (24.86K), Logan Stone Capital, LLC (2.73K), MIZUHO SECURITIES USA LLC (2.33K), Morgan Stanley (18).
• The largest sellers of Spark I Acquisition for the quarter ending December 2025 were AQR Arbitrage LLC (670), SUSQUEHANNA INTERNATIONAL GROUP, LLP (288), UBS Group AG (16).
• Spark I Acquisition's 10 largest shareholders as of December 2025 include AQR Arbitrage LLC (633.33K), MIZUHO SECURITIES USA LLC (438.53K), PERISCOPE CAPITAL INC. (125.0K), MOORE CAPITAL MANAGEMENT, LP (100.0K), Berkley W R Corp (90.43K), O'Connor Alternative Investments LLC (66.83K), GLAZER CAPITAL, LLC (60.1K), Radcliffe Capital Management, L.P. (39.49K), SUSQUEHANNA INTERNATIONAL GROUP, LLP (32.93K), Logan Stone Capital, LLC (31.21K) per Business Quant data.