ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 10,012,267 Value ($000) $280,143 Avg Close $29.95 Range $27.49 - $36.32
Q3 2025
Shares 8,091,351 Value ($000) $242,741 Avg Close $28.20 Range $25.17 - $31.69
Q2 2025
Shares 6,410,603 Value ($000) $183,407 Avg Close $29.76 Range $25.56 - $33.48
Q1 2025
Shares 4,483,285 Value ($000) $148,038 Avg Close $32.61 Range $27.70 - $36.45
Q4 2024
Shares 4,181,751 Value ($000) $120,267 Avg Close $28.75 Range $25.67 - $32.25
Q3 2024
Shares 4,181,751 Value ($000) $117,047 Avg Close $26.66 Range $22.90 - $29.02
Q2 2024
Shares 4,181,751 Value ($000) $100,780 Avg Close $24.53 Range $23.14 - $27.56
Q3 2022
Shares 815,016 Value ($000) $18,199 Avg Close $26.01 Range $21.81 - $32.23
Q2 2022
Shares 1,500,000 Value ($000) $44,685 Avg Close $28.72 Range $26.14 - $32.79
Q1 2022
Shares 1,500,000 Value ($000) $39,465 Avg Close $24.77 Range $22.72 - $28.35
Q4 2021
Shares 1,500,000 Value ($000) $34,890 Avg Close $26.29 Range $21.24 - $33.00
Q3 2021
Shares 1,228,170 Value ($000) $37,877 Avg Close $28.25 Range $23.11 - $32.53
Q2 2021
Shares 1,228,170 Value ($000) $30,115 Avg Close $22.25 Range $18.43 - $25.47
Q1 2021
Shares 1,228,170 Value ($000) $22,942 Avg Close $20.47 Range $18.02 - $23.92
Q4 2020
Shares 1,535,149 Value ($000) $30,626 Avg Close $18.28 Range $15.35 - $22.22
Q3 2020
Shares 1,359,001 Value ($000) $22,519 Avg Close $18.17 Range $15.68 - $20.85
Q2 2020
Shares 1,244,744 Value ($000) $24,154 Avg Close $16.23 Range $13.03 - $19.86
Q1 2020
Shares 1,244,744 Value ($000) $17,949 Avg Close $17.85 Range $11.98 - $21.46
Q4 2019
Shares 793,130 Value ($000) $16,180 Avg Close $19.88 Range $17.11 - $21.88
Q3 2019
Shares 625,030 Value ($000) $12,194 Avg Close $21.76 Range $18.69 - $25.35
Q2 2019
Shares 400,000 Value ($000) $9,016 Avg Close $27.41 Range $21.29 - $37.75
Q1 2019
Shares 67,000 Value ($000) $2,445 Avg Close $33.02 Range $28.19 - $36.56
Q4 2018
Shares 67,000 Value ($000) $1,977 Avg Close $36.92 Range $27.54 - $45.16
Q3 2018
Shares 100,251 Value ($000) $4,255 Avg Close $43.40 Range $38.23 - $46.98
Q2 2018
Shares 100,251 Value ($000) $4,126 Avg Close $45.54 Range $39.54 - $51.70
Q1 2018
Shares 100,251 Value ($000) $5,811 Avg Close $58.50 Range $51.68 - $71.22
Q4 2017
Shares 150,251 Value ($000) $8,223 Avg Close $51.03 Range $46.43 - $56.58
Q3 2017
Shares 150,251 Value ($000) $7,639 Avg Close $53.48 Range $48.90 - $61.31
Q2 2017
Shares 150,251 Value ($000) $8,710 Avg Close $58.09 Range $53.64 - $63.40
Q1 2017
Shares 150,251 Value ($000) $8,790 Avg Close $56.71 Range $51.08 - $62.50
Q4 2016
Shares 150,251 Value ($000) $8,351 Avg Close $53.46 Range $41.93 - $60.74
Q3 2016
Shares 250,251 Value ($000) $11,769 Avg Close $47.55 Range $43.26 - $52.27
Q2 2016
Shares 250,251 Value ($000) $10,816 Avg Close $41.26 Range $33.31 - $47.90
Q1 2016
Shares 250,251 Value ($000) $8,556 Avg Close $39.49 Range $27.14 - $78.88
Q4 2015
Shares 250,251 Value ($000) $19,865 Avg Close $70.02 Range $54.36 - $80.71