Millennium Management
SLRN

Millennium Management’s ACELYRIN SLRN Stock Holding History

Millennium Management’s Portfolio SLRN Stock Details SLRN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2023
Q4 		– Sell
-34,200
Closed -$348K – 6499
2023
Q3 		$348K Buy
+34,200
New +$726K ﹤0.01% 4858

Other funds holding SLRN

Osaic Holdings
Osaic Holdings Scottsdale, Arizona $68.3B AUM 20.5% 1-Year Est. Return
IA
IFP Advisors Tampa, Florida $5.54B AUM 27.43% 1-Year Est. Return

Millennium Management's SLRN Position: Q2 2025 in Review

Millennium Management sold out of ACELYRIN (SLRN) in Q2 2025, closing a stake of 149,298 shares — an estimated $369K sold.

Millennium Management first reported a position in SLRN in Q2 2023 and held it in 6 quarters. The position peaked at $27.1M in Q1 2024. 2 funds tracked by Wall St. Rank hold SLRN as of Q2 2025.

  • Millennium Management reported no remaining ACELYRIN position as of Q2 2025 after selling out during the quarter.
  • Millennium Management sold 149,298 ACELYRIN shares in Q2 2025, an estimated $369K.
  • Millennium Management first reported a position in ACELYRIN in Q2 2023 and held it in 6 quarters.
  • Millennium Management's ACELYRIN position peaked at $27.1M in Q1 2024.
  • 2 funds tracked by Wall St. Rank held ACELYRIN as of Q2 2025.

Based on Millennium Management's 13F filing for Q2 2025, filed 14 Aug 2025.