Citadel Advisors’s Cosmos Holdings COSM Stock Holding History

Citadel Advisors’s Portfolio COSM Stock Details COSM Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	–	Sell	-40,306	Closed	-$11.7K	–	13820
2026 Q1	$12.8K	Sell	40,306 -82,850	-67%	-$34.8K	﹤0.01%	12729
2025 Q4	$61.3K	Sell	123,156 -102,351	-45%	-$76.2K	﹤0.01%	11935
2025 Q3	$250K	Buy	225,507 +128,776	+133%	+$98.2K	﹤0.01%	10754
2025 Q2	$40.6K	Buy	+96,731	New	+$41K	﹤0.01%	11872

Other funds holding COSM

UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return

Vanguard Fiduciary Trust Malvern, Pennsylvania $454B AUM

Jane Street New York $1.21T AUM 78.12% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

SCA

Sassicaia Capital Advisers Jericho, New York $227M AUM 402.2% 1-Year Est. Return

KPWS

Kestra Private Wealth Services Austin, Texas $9.1B AUM 32.09% 1-Year Est. Return

Citadel Advisors's COSM Position: Q2 2026 in Review

Citadel Advisors sold out of Cosmos Holdings (COSM) in Q2 2026, closing a stake of 40,306 shares — an estimated $11.7K sold.

Citadel Advisors first reported a position in COSM in Q2 2025 and held it in 4 quarters. The position peaked at $250K in Q3 2025. 20 funds tracked by Wall St. Rank hold COSM as of Q2 2026.

Citadel Advisors reported no remaining Cosmos Holdings position as of Q2 2026 after selling out during the quarter.
Citadel Advisors sold 40,306 Cosmos Holdings shares in Q2 2026, an estimated $11.7K.
Citadel Advisors first reported a position in Cosmos Holdings in Q2 2025 and held it in 4 quarters.
Citadel Advisors's Cosmos Holdings position peaked at $250K in Q3 2025.
20 funds tracked by Wall St. Rank held Cosmos Holdings as of Q2 2026.

Based on Citadel Advisors's 13F filing for Q2 2026, filed 14 Aug 2026.