ALKERMES PLC

Ticker: ALKS CUSIP: G01767105 Class: Common Stock

RHUMBLINE ADVISERS's Holding History (CIK: 0001115418)

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

Q4 2025

Shares 439,195 Value ($000) $12,289 Avg Close $29.95 Range $27.49 - $36.32

Q3 2025

Shares 473,837 Value ($000) $14,215 Avg Close $28.20 Range $25.17 - $31.69

Q2 2025

Shares 472,857 Value ($000) $13,528 Avg Close $29.76 Range $25.56 - $33.48

Q1 2025

Shares 455,197 Value ($000) $15,031 Avg Close $32.61 Range $27.70 - $36.45

Q4 2024

Shares 464,714 Value ($000) $13,365 Avg Close $28.75 Range $25.67 - $32.25

Q3 2024

Shares 463,031 Value ($000) $12,960 Avg Close $26.66 Range $22.90 - $29.02

Q2 2024

Shares 497,313 Value ($000) $11,985 Avg Close $24.53 Range $23.14 - $27.56

Q1 2024

Shares 489,591 Value ($000) $13,253 Avg Close $28.40 Range $26.18 - $32.88

Q4 2023

Shares 485,938 Value ($000) $13,480 Avg Close $25.98 Range $22.01 - $29.02

Q3 2023

Shares 238,136 Value ($000) $6,670 Avg Close $29.32 Range $25.68 - $32.57

Q2 2023

Shares 234,038 Value ($000) $7,325 Avg Close $30.28 Range $27.68 - $33.71

Q1 2023

Shares 229,285 Value ($000) $6 Avg Close $27.24 Range $25.00 - $29.49

Q4 2022

Shares 228,037 Value ($000) $6 Avg Close $23.93 Range $21.75 - $26.34

Q3 2022

Shares 216,319 Value ($000) $4,830 Avg Close $26.01 Range $21.81 - $32.23

Q2 2022

Shares 200,563 Value ($000) $5,975 Avg Close $28.72 Range $26.14 - $32.79

Q1 2022

Shares 172,596 Value ($000) $4,541 Avg Close $24.77 Range $22.72 - $28.35

Q4 2021

Shares 163,576 Value ($000) $3,805 Avg Close $26.29 Range $21.24 - $33.00

Q3 2021

Shares 165,646 Value ($000) $5,109 Avg Close $28.25 Range $23.11 - $32.53

Q2 2021

Shares 162,638 Value ($000) $3,988 Avg Close $22.25 Range $18.43 - $25.47

Q1 2021

Shares 163,771 Value ($000) $3,059 Avg Close $20.47 Range $18.02 - $23.92

Q4 2020

Shares 171,876 Value ($000) $3,429 Avg Close $18.28 Range $15.35 - $22.22

Q3 2020

Shares 165,011 Value ($000) $2,734 Avg Close $18.17 Range $15.68 - $20.85

Q2 2020

Shares 169,469 Value ($000) $3,289 Avg Close $16.23 Range $13.03 - $19.86

Q1 2020

Shares 160,220 Value ($000) $2,310 Avg Close $17.85 Range $11.98 - $21.46

Q4 2019

Shares 123,219 Value ($000) $2,514 Avg Close $19.88 Range $17.11 - $21.88

Q3 2019

Shares 121,648 Value ($000) $2,373 Avg Close $21.76 Range $18.69 - $25.35

Q2 2019

Shares 119,538 Value ($000) $2,694 Avg Close $27.41 Range $21.29 - $37.75

Q1 2019

Shares 149,595 Value ($000) $5,459 Avg Close $33.02 Range $28.19 - $36.56

Q4 2018

Shares 150,337 Value ($000) $4,436 Avg Close $36.92 Range $27.54 - $45.16

Q3 2018

Shares 159,677 Value ($000) $6,777 Avg Close $43.40 Range $38.23 - $46.98

Q2 2018

Shares 163,757 Value ($000) $6,740 Avg Close $45.54 Range $39.54 - $51.70

Q1 2018

Shares 160,521 Value ($000) $9,304 Avg Close $58.50 Range $51.68 - $71.22

Q4 2017

Shares 166,118 Value ($000) $9,092 Avg Close $51.03 Range $46.43 - $56.58

Q3 2017

Shares 172,140 Value ($000) $8,752 Avg Close $53.48 Range $48.90 - $61.31

Q2 2017

Shares 176,313 Value ($000) $10,221 Avg Close $58.09 Range $53.64 - $63.40

Q1 2017

Shares 181,296 Value ($000) $10,606 Avg Close $56.71 Range $51.08 - $62.50

Q4 2016

Shares 174,884 Value ($000) $9,720 Avg Close $53.46 Range $41.93 - $60.74

Q3 2016

Shares 160,951 Value ($000) $7,570 Avg Close $47.55 Range $43.26 - $52.27

Q2 2016

Shares 152,579 Value ($000) $6,594 Avg Close $41.26 Range $33.31 - $47.90

Q1 2016

Shares 140,644 Value ($000) $4,809 Avg Close $39.49 Range $27.14 - $78.88

Q4 2015

Shares 142,504 Value ($000) $11,312 Avg Close $70.02 Range $54.36 - $80.71

Q3 2015

Shares 140,284 Value ($000) $8,230 Avg Close $66.02 Range $53.01 - $73.33

Q2 2015

Shares 132,456 Value ($000) $8,522 Avg Close $61.20 Range $54.54 - $68.23

Q1 2015

Shares 125,764 Value ($000) $7,668 Avg Close $68.32 Range $57.31 - $75.17

Q4 2014

Shares 123,489 Value ($000) $7,232 Avg Close $50.94 Range $38.49 - $59.69

Q3 2014

Shares 125,234 Value ($000) $5,369 Avg Close $44.82 Range $41.02 - $52.50

Q2 2014

Shares 131,957 Value ($000) $6,641 Avg Close $46.12 Range $40.30 - $51.81

Q1 2014

Shares 114,883 Value ($000) $5,065 Avg Close $47.58 Range $39.68 - $54.25

Q4 2013

Shares 110,873 Value ($000) $4,508 Avg Close $36.93 Range $29.36 - $41.47

Q3 2013

Shares 120,353 Value ($000) $4,046 Avg Close $32.55 Range $27.72 - $35.72

Q2 2013

Shares 144,601 Value ($000) $4,147 Avg Close $29.15 Range $22.17 - $34.30

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	439,195	$12,289	$29.95	$27.49 - $36.32
Q3 2025	473,837	$14,215	$28.20	$25.17 - $31.69
Q2 2025	472,857	$13,528	$29.76	$25.56 - $33.48
Q1 2025	455,197	$15,031	$32.61	$27.70 - $36.45
Q4 2024	464,714	$13,365	$28.75	$25.67 - $32.25
Q3 2024	463,031	$12,960	$26.66	$22.90 - $29.02
Q2 2024	497,313	$11,985	$24.53	$23.14 - $27.56
Q1 2024	489,591	$13,253	$28.40	$26.18 - $32.88
Q4 2023	485,938	$13,480	$25.98	$22.01 - $29.02
Q3 2023	238,136	$6,670	$29.32	$25.68 - $32.57
Q2 2023	234,038	$7,325	$30.28	$27.68 - $33.71
Q1 2023	229,285	$6	$27.24	$25.00 - $29.49
Q4 2022	228,037	$6	$23.93	$21.75 - $26.34
Q3 2022	216,319	$4,830	$26.01	$21.81 - $32.23
Q2 2022	200,563	$5,975	$28.72	$26.14 - $32.79
Q1 2022	172,596	$4,541	$24.77	$22.72 - $28.35
Q4 2021	163,576	$3,805	$26.29	$21.24 - $33.00
Q3 2021	165,646	$5,109	$28.25	$23.11 - $32.53
Q2 2021	162,638	$3,988	$22.25	$18.43 - $25.47
Q1 2021	163,771	$3,059	$20.47	$18.02 - $23.92
Q4 2020	171,876	$3,429	$18.28	$15.35 - $22.22
Q3 2020	165,011	$2,734	$18.17	$15.68 - $20.85
Q2 2020	169,469	$3,289	$16.23	$13.03 - $19.86
Q1 2020	160,220	$2,310	$17.85	$11.98 - $21.46
Q4 2019	123,219	$2,514	$19.88	$17.11 - $21.88
Q3 2019	121,648	$2,373	$21.76	$18.69 - $25.35
Q2 2019	119,538	$2,694	$27.41	$21.29 - $37.75
Q1 2019	149,595	$5,459	$33.02	$28.19 - $36.56
Q4 2018	150,337	$4,436	$36.92	$27.54 - $45.16
Q3 2018	159,677	$6,777	$43.40	$38.23 - $46.98
Q2 2018	163,757	$6,740	$45.54	$39.54 - $51.70
Q1 2018	160,521	$9,304	$58.50	$51.68 - $71.22
Q4 2017	166,118	$9,092	$51.03	$46.43 - $56.58
Q3 2017	172,140	$8,752	$53.48	$48.90 - $61.31
Q2 2017	176,313	$10,221	$58.09	$53.64 - $63.40
Q1 2017	181,296	$10,606	$56.71	$51.08 - $62.50
Q4 2016	174,884	$9,720	$53.46	$41.93 - $60.74
Q3 2016	160,951	$7,570	$47.55	$43.26 - $52.27
Q2 2016	152,579	$6,594	$41.26	$33.31 - $47.90
Q1 2016	140,644	$4,809	$39.49	$27.14 - $78.88
Q4 2015	142,504	$11,312	$70.02	$54.36 - $80.71
Q3 2015	140,284	$8,230	$66.02	$53.01 - $73.33
Q2 2015	132,456	$8,522	$61.20	$54.54 - $68.23
Q1 2015	125,764	$7,668	$68.32	$57.31 - $75.17
Q4 2014	123,489	$7,232	$50.94	$38.49 - $59.69
Q3 2014	125,234	$5,369	$44.82	$41.02 - $52.50
Q2 2014	131,957	$6,641	$46.12	$40.30 - $51.81
Q1 2014	114,883	$5,065	$47.58	$39.68 - $54.25
Q4 2013	110,873	$4,508	$36.93	$29.36 - $41.47
Q3 2013	120,353	$4,046	$32.55	$27.72 - $35.72
Q2 2013	144,601	$4,147	$29.15	$22.17 - $34.30