Archimedes Tech SPAC Partners II Co Unit

ATIIU

Market cap $233M

ATIIU Hedge Fund Activity: Q1 2026 in Review

5 of the 8,127 institutional investors tracked by Wall St. Rank reported a position in Archimedes Tech SPAC Partners II Co Unit (ATIIU) for Q1 2026, worth a combined $1.18M — down 50% from $2.37M a quarter earlier.

Buyers outnumbered sellers: 1 fund opened new ATIIU positions and 0 closed out — a net gain of 1 holder — while 0 added to existing stakes and 3 trimmed.

The largest buyer was Glazer Capital LLC, opening a new position worth an estimated $11. The largest seller was Clear Street, cutting an estimated $709K.

• 5 institutional investors held Archimedes Tech SPAC Partners II Co Unit (ATIIU) as of Q1 2026, up from 4 in Q4 2025.
• Funds reported $1.18M of Archimedes Tech SPAC Partners II Co Unit stock for Q1 2026, down 50% quarter-over-quarter.
• 1 fund opened new Archimedes Tech SPAC Partners II Co Unit positions in Q1 2026 and 0 closed out, a net change of +1 holder.
• The largest Archimedes Tech SPAC Partners II Co Unit buyer in Q1 2026 was Glazer Capital LLC, an estimated $11 added.
• The largest Archimedes Tech SPAC Partners II Co Unit seller in Q1 2026 was Clear Street, an estimated $709K sold.

Based on aggregated 13F filings for Q1 2026.