BlackRock’s Atrium Therapeutics RNA Stock Holding History

BlackRock’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	$19.5M	Buy	1,447,476 +242,185	+20%	+$3.16M	﹤0.01%	3274
2026 Q1	$16.1M	Buy	+1,205,291	New	+$16.9M	﹤0.01%	3210

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

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

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

BlackRock's RNA Position: Q2 2026 in Review

BlackRock increased its Atrium Therapeutics (RNA) stake by 20% in Q2 2026, buying an estimated $3.16M and bringing the position to 1,447,476 shares worth $19.5M. The position accounts for ﹤0.01% of the portfolio, ranked #3274.

BlackRock 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.

BlackRock held 1,447,476 shares of Atrium Therapeutics worth $19.5M as of Q2 2026.
BlackRock bought 242,185 Atrium Therapeutics shares in Q2 2026, an estimated $3.16M.
Atrium Therapeutics made up ﹤0.01% of BlackRock's portfolio in Q2 2026, its #3274 holding.
BlackRock 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 BlackRock's 13F filing for Q2 2026, filed 7 Aug 2026.