Adage Capital Partners
SLRN

Adage Capital Partners’s ACELYRIN SLRN Stock Holding History

Adage Capital Partners’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
2025
Q1 		– Sell
-450,000
Closed -$1.41M – 933
2024
Q4 		$1.41M Sell
450,000
-95,476
-18% -$462K ﹤0.01% 804
2024
Q3 		$2.69M Sell
545,476
-854,524
-61% -$4.41M ﹤0.01% 767
2024
Q2 		$6.17M Sell
1,400,000
-1,880,000
-57% -$8.81M 0.01% 686
2024
Q1 		$22.1M Buy
3,280,000
+3,100,000
+1,722% +$23.5M 0.04% 421
2023
Q4 		$1.34M Buy
180,000
+80,000
+80% +$683K ﹤0.01% 757
2023
Q3 		$1.02M Sell
100,000
-270,000
-73% -$5.73M ﹤0.01% 764
2023
Q2 		$7.73M Buy
+370,000
New +$7.57M 0.02% 610

Other funds holding SLRN

TCM
Tang Capital Management San Diego, California $1.97B AUM 125.1% 1-Year Est. Return
ACMC
AyurMaya Capital Management Company Portsmouth, New Hampshire $148M AUM 24.4% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
T. Rowe Price Investment Management
T. Rowe Price Investment Management Baltimore, Maryland $145B AUM 22.78% 1-Year Est. Return
MAP
Madison Avenue Partners New York $2.3B AUM 115.82% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
O
OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return
VP
venBio Partners San Francisco, California $281M AUM 261.03% 1-Year Est. Return
VCIM
Velan Capital Investment Management Alpharetta, Georgia $160M AUM 517.12% 1-Year Est. Return
TCM
Tybourne Capital Management Hong Kong $30.9M AUM 20.1% 1-Year Est. Return

Adage Capital Partners's SLRN Position: Q1 2025 in Review

Adage Capital Partners sold out of ACELYRIN (SLRN) in Q1 2025, closing a stake of 450,000 shares — an estimated $1.41M sold.

Adage Capital Partners first reported a position in SLRN in Q2 2023 and held it in 7 quarters. The position peaked at $22.1M in Q1 2024. 105 funds tracked by Wall St. Rank hold SLRN as of Q1 2025.

  • Adage Capital Partners reported no remaining ACELYRIN position as of Q1 2025 after selling out during the quarter.
  • Adage Capital Partners sold 450,000 ACELYRIN shares in Q1 2025, an estimated $1.41M.
  • Adage Capital Partners first reported a position in ACELYRIN in Q2 2023 and held it in 7 quarters.
  • Adage Capital Partners's ACELYRIN position peaked at $22.1M in Q1 2024.
  • 105 funds tracked by Wall St. Rank held ACELYRIN as of Q1 2025.

Based on Adage Capital Partners's 13F filing for Q1 2025, filed 15 May 2025.