ALNYLAM PHARMACEUTICALS INC

Ticker: ALNY CUSIP: 02043Q107 Class: EQTY

BAILLIE GIFFORD & CO's Holding History (CIK: 0001088875)

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

Q4 2025
Shares 2,600,979 Value ($000) $1,034,279 Avg Close $442.56 Range $387.03 - $495.55
Q3 2025
Shares 2,789,356 Value ($000) $1,271,946 Avg Close $407.20 Range $309.57 - $484.21
Q2 2025
Shares 3,031,891 Value ($000) $988,669 Avg Close $276.71 Range $205.87 - $327.21
Q1 2025
Shares 3,657,607 Value ($000) $987,627 Avg Close $257.00 Range $230.79 - $300.90
Q4 2024
Shares 4,040,259 Value ($000) $950,713 Avg Close $262.99 Range $229.86 - $304.39
Q3 2024
Shares 4,887,000 Value ($000) $1,344,072 Avg Close $260.36 Range $231.01 - $287.55
Q2 2024
Shares 6,032,656 Value ($000) $1,465,935 Avg Close $157.87 Range $141.98 - $252.87
Q1 2024
Shares 6,623,577 Value ($000) $989,894 Avg Close $166.82 Range $143.52 - $199.38
Q4 2023
Shares 6,967,097 Value ($000) $1,333,572 Avg Close $170.34 Range $148.10 - $198.00
Q3 2023
Shares 8,163,139 Value ($000) $1,445,692 Avg Close $191.12 Range $168.65 - $218.88
Q2 2023
Shares 8,392,216 Value ($000) $1,594,018 Avg Close $198.26 Range $183.00 - $212.47
Q1 2023
Shares 8,639,141 Value ($000) $1,730,593 Avg Close $210.20 Range $179.19 - $242.39
Q4 2022
Shares 9,407,871 Value ($000) $2,235,781 Avg Close $213.29 Range $181.65 - $242.97
Q3 2022
Shares 9,514,758 Value ($000) $1,904,474 Avg Close $190.74 Range $135.46 - $236.80
Q2 2022
Shares 9,968,434 Value ($000) $1,453,896 Avg Close $141.87 Range $117.58 - $180.35
Q1 2022
Shares 10,139,729 Value ($000) $1,655,716 Avg Close $152.35 Range $125.00 - $174.66
Q4 2021
Shares 10,616,751 Value ($000) $1,800,388 Avg Close $185.86 Range $154.82 - $212.00
Q3 2021
Shares 10,415,784 Value ($000) $1,966,605 Avg Close $187.58 Range $166.16 - $209.73
Q2 2021
Shares 10,224,859 Value ($000) $1,733,319 Avg Close $146.46 Range $125.08 - $177.53
Q1 2021
Shares 10,074,963 Value ($000) $1,422,484 Avg Close $150.49 Range $124.00 - $178.41
Q4 2020
Shares 9,132,422 Value ($000) $1,186,941 Avg Close $133.53 Range $119.29 - $148.76
Q3 2020
Shares 8,891,488 Value ($000) $1,294,600 Avg Close $142.10 Range $119.67 - $167.33
Q2 2020
Shares 8,648,678 Value ($000) $1,280,956 Avg Close $134.81 Range $98.01 - $158.37
Q1 2020
Shares 8,411,769 Value ($000) $915,621 Avg Close $115.43 Range $84.97 - $134.51
Q4 2019
Shares 8,186,723 Value ($000) $942,865 Avg Close $99.70 Range $73.32 - $125.72
Q3 2019
Shares 8,235,974 Value ($000) $662,336 Avg Close $79.11 Range $69.11 - $88.00
Q2 2019
Shares 6,213,470 Value ($000) $450,850 Avg Close $76.72 Range $65.81 - $96.08
Q1 2019
Shares 5,684,504 Value ($000) $531,217 Avg Close $83.64 Range $70.29 - $93.95
Q4 2018
Shares 4,746,850 Value ($000) $346,093 Avg Close $76.92 Range $60.27 - $90.00
Q3 2018
Shares 4,462,826 Value ($000) $390,587 Avg Close $100.59 Range $86.95 - $124.22
Q2 2018
Shares 4,231,881 Value ($000) $416,798 Avg Close $99.19 Range $87.35 - $118.71
Q1 2018
Shares 3,834,213 Value ($000) $456,656 Avg Close $128.92 Range $108.13 - $153.99
Q4 2017
Shares 3,611,014 Value ($000) $458,779 Avg Close $125.65 Range $111.25 - $147.63
Q3 2017
Shares 3,405,392 Value ($000) $400,099 Avg Close $85.36 Range $70.76 - $119.02
Q2 2017
Shares 3,431,316 Value ($000) $273,681 Avg Close $63.91 Range $46.90 - $86.92
Q1 2017
Shares 3,334,511 Value ($000) $170,894 Avg Close $46.22 Range $35.98 - $60.41
Q4 2016
Shares 3,318,022 Value ($000) $124,227 Avg Close $41.87 Range $31.38 - $71.67
Q3 2016
Shares 3,368,325 Value ($000) $228,305 Avg Close $70.55 Range $53.56 - $80.11
Q2 2016
Shares 3,390,252 Value ($000) $188,125 Avg Close $63.00 Range $49.96 - $75.08
Q1 2016
Shares 3,379,935 Value ($000) $212,159 Avg Close $66.49 Range $51.51 - $98.00
Q4 2015
Shares 2,727,734 Value ($000) $256,790 Avg Close $92.72 Range $71.14 - $110.75
Q3 2015
Shares 709,250 Value ($000) $56,995 Avg Close $111.10 Range $76.46 - $137.89
Q2 2015
Shares 791,750 Value ($000) $94,907 Avg Close $119.50 Range $98.63 - $140.00
Q1 2015
Shares 1,023,430 Value ($000) $106,866 Avg Close $101.34 Range $82.06 - $121.93
Q4 2014
Shares 1,093,430 Value ($000) $106,062 Avg Close $92.65 Range $72.80 - $111.49
Q3 2014
Shares 1,190,930 Value ($000) $93,011 Avg Close $64.51 Range $51.93 - $79.88
Q2 2014
Shares 1,190,930 Value ($000) $75,231 Avg Close $59.44 Range $47.03 - $71.40
Q1 2014
Shares 1,072,800 Value ($000) $72,027 Avg Close $77.42 Range $60.24 - $112.57
Q4 2013
Shares 893,100 Value ($000) $57,453 Avg Close $59.65 Range $48.16 - $67.97
Q3 2013
Shares 753,000 Value ($000) $48,200 Avg Close $49.85 Range $31.75 - $65.83
Q2 2013
Shares 900,900 Value ($000) $27,938 Avg Close $26.61 Range $21.60 - $31.79