Clear Street’s Archimedes Tech SPAC Partners II Co Warrant ATIIW Stock Holding History

Clear Street’s Portfolio ATIIW Stock Details ATIIW Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$131K	Sell	60,000 -93,619	-61%	-$166K	﹤0.01%	785
2026 Q1	$78.3K	Buy	153,619 +40,379	+36%	+$27.9K	﹤0.01%	658
2025 Q4	$62.2K	Sell	113,240 -17,600	-13%	-$8.7K	﹤0.01%	591
2025 Q3	$51K	Sell	130,840 -11,127	-8%	-$3.87K	﹤0.01%	514
2025 Q2	$57.6K	Buy	+141,967	New	+$43.8K	﹤0.01%	330

Other funds holding ATIIW

HCI

Harraden Circle Investments New York $784M AUM 20.59% 1-Year Est. Return

Aristeia Capital Greenwich, Connecticut $7.69B AUM 15.48% 1-Year Est. Return

TCM

Tenor Capital Management New York $7.09B AUM 3.55% 1-Year Est. Return

LMR Partners London, United Kingdom $26.8B AUM 68.38% 1-Year Est. Return

Healthcare of Ontario Pension Plan (HOOPP) Trust Fund Toronto, Ontario, Canada $71.2B AUM 48.86% 1-Year Est. Return

Linden Advisors New York $19.3B AUM 1.47% 1-Year Est. Return

AQR Arbitrage Greenwich, Connecticut $7.02B AUM 31.58% 1-Year Est. Return

Magnetar Financial Evanston, Illinois $11B AUM 3.37% 1-Year Est. Return

AIMCA

Alberta Investment Management Corp (AIMCo) Edmonton, Alberta, Canada $17.9B AUM 27.56% 1-Year Est. Return

DAM

Decagon Asset Management London, United Kingdom $525M AUM 50.51% 1-Year Est. Return

Clear Street's ATIIW Position: Q2 2026 in Review

Clear Street reduced its Archimedes Tech SPAC Partners II Co Warrant (ATIIW) stake by 61% in Q2 2026, selling an estimated $166K and leaving 60,000 shares worth $131K. The position accounts for ﹤0.01% of the portfolio, ranked #785.

Clear Street first reported a position in ATIIW in Q2 2025 and has held it in 5 quarters since. 32 funds tracked by Wall St. Rank hold ATIIW as of Q2 2026.

Clear Street held 60,000 shares of Archimedes Tech SPAC Partners II Co Warrant worth $131K as of Q2 2026.
Clear Street sold 93,619 Archimedes Tech SPAC Partners II Co Warrant shares in Q2 2026, an estimated $166K.
Archimedes Tech SPAC Partners II Co Warrant made up ﹤0.01% of Clear Street's portfolio in Q2 2026, its #785 holding.
Clear Street first reported a position in Archimedes Tech SPAC Partners II Co Warrant in Q2 2025 and has held it in 5 quarters since.
32 funds tracked by Wall St. Rank held Archimedes Tech SPAC Partners II Co Warrant as of Q2 2026.

Based on Clear Street's 13F filing for Q2 2026, filed 12 Aug 2026.