ISNR: Snow Rothschild Acquisition Corp. insider trading, 5% holders and institutional ownership

From public SEC filings: open-market insider purchases and sales (Form 4, last 180 days), holders of 5% or more (Schedules 13D and 13G) and institutional ownership (Form 13F). Insider and 5% data delayed 48 hours.

Insider trading

0 open-market buys totaling - and 0 sales totaling - in the last 180 days.

Activist and 5% holders

FiledWhatHolderStakeChangeFiling
2026-08-14New 13G stakeSnow Rothschild Acquisition Sponsor LLC20.00%SEC
2026-08-13New 13G stakeMAGNETAR FINANCIAL LLC5.26%SEC
2026-08-12New 13G stakeAdage Capital Management, L.P.7.96%SEC
2026-07-30New 13G stakeDryden Capital, LLC5.75%SEC

Institutional ownership (Q2 2026)

45 institutions reported holding $201.49M of Snow Rothschild Acquisition Corp. on Form 13F (0 the quarter before). 45 opened a new position and 0 sold out. Shares held by institutions: new.

Largest holdersSharesValue
ADAGE CAPITAL PARTNERS GP, L.L.C.1,800,000$18.02M
Sculptor Capital LP1,300,000$13.01M
Linden Advisors LP1,250,000$12.50M
Magnetar Financial LLC1,188,310$11.88M
MILLENNIUM MANAGEMENT LLC1,000,000$10.01M
Polar Asset Management Partners Inc.1,000,000$10.01M
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND1,000,000$10.00M
MMCAP International Inc. SPC850,000$8.51M
HGC Investment Management Inc.750,000$7.51M
Alberta Investment Management Corp750,000$7.50M

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