Periscope Capital’s Archimedes Tech SPAC Partners II Co ATII Stock Holding History

Periscope Capital’s Portfolio ATII Stock Details ATII Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q3	$801K	Sell	75,000 -100,000	-57%	-$1.07M	0.08%	244
2026 Q2	$1.89M	Sell	175,000 -177,880	-50%	-$1.93M	0.17%	179
2026 Q1	$3.68M	Sell	352,880 -95,220	-21%	-$1M	0.41%	54
2025 Q4	$4.64M	Sell	448,100 -51,900	-10%	-$538K	0.53%	24
2025 Q3	$5.12M	Buy	500,000 +50,000	+11%	+$511K	0.81%	16
2025 Q2	$4.6M	Buy	+450,000	New	+$4.54M	1.01%	16

Other funds holding ATII

Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return

EverSource Wealth Advisors Birmingham, Alabama $3.11B AUM 21.48% 1-Year Est. Return

Periscope Capital's ATII Position: Q3 2026 in Review

Periscope Capital reduced its Archimedes Tech SPAC Partners II Co (ATII) stake by 57% in Q3 2026, selling an estimated $1.07M and leaving 75,000 shares worth $801K. The position accounts for 0.08% of the portfolio, ranked #244.

Periscope Capital first reported a position in ATII in Q2 2025 and has held it in 6 quarters since. The position peaked at $5.12M in Q3 2025. 3 funds tracked by Wall St. Rank hold ATII as of Q3 2026.

Periscope Capital held 75,000 shares of Archimedes Tech SPAC Partners II Co worth $801K as of Q3 2026.
Periscope Capital sold 100,000 Archimedes Tech SPAC Partners II Co shares in Q3 2026, an estimated $1.07M.
Archimedes Tech SPAC Partners II Co made up 0.08% of Periscope Capital's portfolio in Q3 2026, its #244 holding.
Periscope Capital first reported a position in Archimedes Tech SPAC Partners II Co in Q2 2025 and has held it in 6 quarters since.
Periscope Capital's Archimedes Tech SPAC Partners II Co position peaked at $5.12M in Q3 2025.
3 funds tracked by Wall St. Rank held Archimedes Tech SPAC Partners II Co as of Q3 2026.

Based on Periscope Capital's 13F filing for Q3 2026, filed 6 Nov 2026.