ALNYLAM PHARMACEUTICALS INC

Ticker: ALNY CUSIP: 02043Q107 Class: EQTY

FMR LLC's Holding History (CIK: 0000315066)

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

Q4 2025
Shares 15,902,149 Value ($000) $6,323,489 Avg Close $442.56 Range $387.03 - $495.55
Q3 2025
Shares 16,767,625 Value ($000) $7,646,037 Avg Close $407.20 Range $309.57 - $484.21
Q2 2025
Shares 15,806,521 Value ($000) $5,154,348 Avg Close $276.71 Range $205.87 - $327.21
Q1 2025
Shares 15,309,860 Value ($000) $4,133,968 Avg Close $257.00 Range $230.79 - $300.90
Q4 2024
Shares 13,485,903 Value ($000) $3,173,368 Avg Close $262.99 Range $229.86 - $304.39
Q3 2024
Shares 14,672,272 Value ($000) $4,035,315 Avg Close $260.36 Range $231.01 - $287.55
Q2 2024
Shares 12,164,038 Value ($000) $2,955,861 Avg Close $157.87 Range $141.98 - $252.87
Q1 2024
Shares 9,967,996 Value ($000) $1,489,717 Avg Close $166.82 Range $143.52 - $199.38
Q4 2023
Shares 10,312,356 Value ($000) $1,973,888 Avg Close $170.34 Range $148.10 - $198.00
Q3 2023
Shares 11,281,406 Value ($000) $1,997,937 Avg Close $191.12 Range $168.65 - $218.88
Q2 2023
Shares 12,492,500 Value ($000) $2,372,825 Avg Close $198.26 Range $183.00 - $212.47
Q1 2023
Shares 13,170,835 Value ($000) $2,638,382 Avg Close $210.20 Range $179.19 - $242.39
Q4 2022
Shares 13,512,083 Value ($000) $3,211,146 Avg Close $213.29 Range $181.65 - $242.97
Q3 2022
Shares 12,949,758 Value ($000) $2,592,024 Avg Close $190.74 Range $135.46 - $236.80
Q2 2022
Shares 14,324,749 Value ($000) $2,089,265 Avg Close $141.87 Range $117.58 - $180.35
Q1 2022
Shares 16,045,316 Value ($000) $2,620,040 Avg Close $152.35 Range $125.00 - $174.66
Q4 2021
Shares 17,940,020 Value ($000) $3,042,268 Avg Close $185.86 Range $154.82 - $212.00
Q3 2021
Shares 17,826,928 Value ($000) $3,365,903 Avg Close $187.58 Range $166.16 - $209.73
Q2 2021
Shares 17,631,729 Value ($000) $2,988,931 Avg Close $146.46 Range $125.08 - $177.53
Q1 2021
Shares 17,549,901 Value ($000) $2,477,870 Avg Close $150.49 Range $124.00 - $178.41
Q4 2020
Shares 16,091,947 Value ($000) $2,091,470 Avg Close $133.53 Range $119.29 - $148.76
Q3 2020
Shares 16,468,928 Value ($000) $2,397,876 Avg Close $142.10 Range $119.67 - $167.33
Q2 2020
Shares 17,074,631 Value ($000) $2,528,923 Avg Close $134.81 Range $98.01 - $158.37
Q1 2020
Shares 16,805,309 Value ($000) $1,829,258 Avg Close $115.43 Range $84.97 - $134.51
Q4 2019
Shares 16,720,375 Value ($000) $1,925,686 Avg Close $99.70 Range $73.32 - $125.72
Q3 2019
Shares 16,681,147 Value ($000) $1,341,499 Avg Close $79.11 Range $69.11 - $88.00
Q2 2019
Shares 15,980,516 Value ($000) $1,159,546 Avg Close $76.72 Range $65.81 - $96.08
Q1 2019
Shares 15,945,666 Value ($000) $1,490,122 Avg Close $83.64 Range $70.29 - $93.95
Q4 2018
Shares 15,154,553 Value ($000) $1,104,919 Avg Close $76.92 Range $60.27 - $90.00
Q3 2018
Shares 15,099,916 Value ($000) $1,321,544 Avg Close $100.59 Range $86.95 - $124.22
Q2 2018
Shares 15,078,361 Value ($000) $1,485,068 Avg Close $99.19 Range $87.35 - $118.71
Q1 2018
Shares 15,025,708 Value ($000) $1,789,562 Avg Close $128.92 Range $108.13 - $153.99
Q4 2017
Shares 14,875,621 Value ($000) $1,889,948 Avg Close $125.65 Range $111.25 - $147.63
Q3 2017
Shares 13,760,005 Value ($000) $1,616,663 Avg Close $85.36 Range $70.76 - $119.02
Q2 2017
Shares 13,723,153 Value ($000) $1,094,559 Avg Close $63.91 Range $46.90 - $86.92
Q1 2017
Shares 12,907,883 Value ($000) $661,530 Avg Close $46.22 Range $35.98 - $60.41
Q4 2016
Shares 12,872,080 Value ($000) $481,931 Avg Close $41.87 Range $31.38 - $71.67
Q3 2016
Shares 12,858,695 Value ($000) $871,562 Avg Close $70.55 Range $53.56 - $80.11
Q2 2016
Shares 12,834,080 Value ($000) $712,163 Avg Close $63.00 Range $49.96 - $75.08
Q1 2016
Shares 12,803,295 Value ($000) $803,662 Avg Close $66.49 Range $51.51 - $98.00
Q4 2015
Shares 12,710,356 Value ($000) $1,196,553 Avg Close $92.72 Range $71.14 - $110.75
Q3 2015
Shares 12,692,269 Value ($000) $1,019,951 Avg Close $111.10 Range $76.46 - $137.89
Q2 2015
Shares 12,642,404 Value ($000) $1,515,445 Avg Close $119.50 Range $98.63 - $140.00
Q1 2015
Shares 12,564,021 Value ($000) $1,311,935 Avg Close $101.34 Range $82.06 - $121.93
Q4 2014
Shares 11,539,663 Value ($000) $1,119,347 Avg Close $92.65 Range $72.80 - $111.49
Q3 2014
Shares 11,453,222 Value ($000) $894,497 Avg Close $64.51 Range $51.93 - $79.88
Q2 2014
Shares 11,333,008 Value ($000) $715,906 Avg Close $59.44 Range $47.03 - $71.40
Q1 2014
Shares 9,587,522 Value ($000) $643,707 Avg Close $77.42 Range $60.24 - $112.57
Q4 2013
Shares 9,512,811 Value ($000) $611,959 Avg Close $59.65 Range $48.16 - $67.97
Q3 2013
Shares 9,442,800 Value ($000) $604,434 Avg Close $49.85 Range $31.75 - $65.83
Q2 2013
Shares 9,325,655 Value ($000) $289,188 Avg Close $26.61 Range $21.60 - $31.79