Northern Trust
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Northern Trust’s Amylyx Pharmaceuticals AMLX Stock Holding History

Northern Trust’s Portfolio AMLX Stock Details AMLX Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$10.8M Sell
779,908
-157,856
-17% -$2.22M ﹤0.01% 2023
2025
Q4 		$11.3M Buy
937,764
+115,527
+14% +$1.57M ﹤0.01% 2011
2025
Q3 		$11.2M Buy
822,237
+2,073
+0.3% +$19.5K ﹤0.01% 2046
2025
Q2 		$5.26M Buy
820,164
+680,832
+489% +$3.31M ﹤0.01% 2437
2025
Q1 		$493K Buy
139,332
+32,768
+31% +$117K ﹤0.01% 3584
2024
Q4 		$403K Buy
106,564
+11,214
+12% +$52.8K ﹤0.01% 3734
2024
Q3 		$309K Sell
95,350
-271,899
-74% -$611K ﹤0.01% 3727
2024
Q2 		$698K Sell
367,249
-58,318
-14% -$113K ﹤0.01% 3382
2024
Q1 		$1.21M Sell
425,567
-9,870
-2% -$129K ﹤0.01% 3235
2023
Q4 		$6.41M Buy
435,437
+9,659
+2% +$148K ﹤0.01% 2356
2023
Q3 		$7.8M Sell
425,778
-59,640
-12% -$1.26M ﹤0.01% 2166
2023
Q2 		$10.5M Buy
485,418
+21,538
+5% +$582K ﹤0.01% 2035
2023
Q1 		$13.6M Buy
463,880
+68,741
+17% +$2.39M ﹤0.01% 1810
2022
Q4 		$14.6M Buy
395,139
+109,331
+38% +$3.88M ﹤0.01% 1750
2022
Q3 		$8.04M Buy
285,808
+191,267
+202% +$4.77M ﹤0.01% 2149
2022
Q2 		$1.82M Buy
94,541
+12,371
+15% +$147K ﹤0.01% 3115
2022
Q1 		$1.06M Buy
+82,170
New +$1.86M ﹤0.01% 3395

Other funds holding AMLX

Fidelity Investments
Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
PA
Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return
TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return
Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
SVCM
Saturn V Capital Management Austin, Texas $552M AUM 551.78% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Adage Capital Partners
Adage Capital Partners Boston, Massachusetts $64.8B AUM 42.7% 1-Year Est. Return
FLAM
First Light Asset Management Edina, Minnesota $1.12B AUM 114.45% 1-Year Est. Return

Northern Trust's AMLX Position: Q1 2026 in Review

Northern Trust reduced its Amylyx Pharmaceuticals (AMLX) stake by 17% in Q1 2026, selling an estimated $2.22M and leaving 779,908 shares worth $10.8M. The position accounts for ﹤0.01% of the portfolio, ranked #2023.

Northern Trust first reported a position in AMLX in Q1 2022 and has held it in 17 quarters since. The position peaked at $14.6M in Q4 2022. 171 funds tracked by Wall St. Rank hold AMLX as of Q1 2026.

  • Northern Trust held 779,908 shares of Amylyx Pharmaceuticals worth $10.8M as of Q1 2026.
  • Northern Trust sold 157,856 Amylyx Pharmaceuticals shares in Q1 2026, an estimated $2.22M.
  • Amylyx Pharmaceuticals made up ﹤0.01% of Northern Trust's portfolio in Q1 2026, its #2023 holding.
  • Northern Trust first reported a position in Amylyx Pharmaceuticals in Q1 2022 and has held it in 17 quarters since.
  • Northern Trust's Amylyx Pharmaceuticals position peaked at $14.6M in Q4 2022.
  • 171 funds tracked by Wall St. Rank held Amylyx Pharmaceuticals as of Q1 2026.

Based on Northern Trust's 13F filing for Q1 2026, filed 14 May 2026.