Citigroup’s Atrium Therapeutics RNA Stock Holding History

Citigroup’s Portfolio RNA Stock Details RNA Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q2	$89.9K	Buy	6,685 +6,047	+948%	+$79K	﹤0.01%	4741
2026 Q1	$8.53K	Buy	+638	New	+$8.96K	﹤0.01%	5096

Other funds holding RNA

Sessa Capital New York $5.98B AUM 99.85% 1-Year Est. Return

T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return

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

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

CRCM LP San Francisco, California $152M AUM 26.3% 1-Year Est. Return

TAL

TIG Advisors LLC New York $2.26B AUM 81.38% 1-Year Est. Return

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

Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

6CM

683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return

Citigroup's RNA Position: Q2 2026 in Review

Citigroup increased its Atrium Therapeutics (RNA) stake by 948% in Q2 2026, buying an estimated $79K and bringing the position to 6,685 shares worth $89.9K. The position accounts for ﹤0.01% of the portfolio, ranked #4741.

Citigroup first reported a position in RNA in Q1 2026 and has held it in 2 quarters since. 155 funds tracked by Wall St. Rank hold RNA as of Q2 2026.

Citigroup held 6,685 shares of Atrium Therapeutics worth $89.9K as of Q2 2026.
Citigroup bought 6,047 Atrium Therapeutics shares in Q2 2026, an estimated $79K.
Atrium Therapeutics made up ﹤0.01% of Citigroup's portfolio in Q2 2026, its #4741 holding.
Citigroup first reported a position in Atrium Therapeutics in Q1 2026 and has held it in 2 quarters since.
155 funds tracked by Wall St. Rank held Atrium Therapeutics as of Q2 2026.

Based on Citigroup's 13F filing for Q2 2026, filed 3 Aug 2026.