ALNYLAM PHARMACEUTICALS INC

Ticker: ALNY CUSIP: 02043Q107 Class: EQTY

Korea Investment CORP's Holding History (CIK: 0001441689)

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

Q4 2025

Shares 189,769 Value ($000) $75,462 Avg Close $442.56 Range $387.03 - $495.55

Q3 2025

Shares 196,912 Value ($000) $89,792 Avg Close $407.20 Range $309.57 - $484.21

Q2 2025

Shares 110,855 Value ($000) $36,149 Avg Close $276.71 Range $205.87 - $327.21

Q1 2025

Shares 105,759 Value ($000) $28,557 Avg Close $257.00 Range $230.79 - $300.90

Q4 2024

Shares 93,603 Value ($000) $22,026 Avg Close $262.99 Range $229.86 - $304.39

Q3 2024

Shares 107,893 Value ($000) $29,674 Avg Close $260.36 Range $231.01 - $287.55

Q2 2024

Shares 112,383 Value ($000) $27,309 Avg Close $157.87 Range $141.98 - $252.87

Q1 2024

Shares 39,163 Value ($000) $5,853 Avg Close $166.82 Range $143.52 - $199.38

Q4 2023

Shares 33,096 Value ($000) $6,335 Avg Close $170.34 Range $148.10 - $198.00

Q3 2023

Shares 33,061 Value ($000) $5,855 Avg Close $191.12 Range $168.65 - $218.88

Q2 2023

Shares 38,915 Value ($000) $7,392 Avg Close $198.26 Range $183.00 - $212.47

Q1 2023

Shares 37,259 Value ($000) $7,464 Avg Close $210.20 Range $179.19 - $242.39

Q4 2022

Shares 36,143 Value ($000) $8,589 Avg Close $213.29 Range $181.65 - $242.97

Q3 2022

Shares 57,130 Value ($000) $11,435 Avg Close $190.74 Range $135.46 - $236.80

Q2 2022

Shares 55,209 Value ($000) $8,052 Avg Close $141.87 Range $117.58 - $180.35

Q1 2022

Shares 61,623 Value ($000) $10,062 Avg Close $152.35 Range $125.00 - $174.66

Q4 2021

Shares 63,062 Value ($000) $10,694 Avg Close $185.86 Range $154.82 - $212.00

Q3 2021

Shares 23,300 Value ($000) $4,399 Avg Close $187.58 Range $166.16 - $209.73

Q2 2021

Shares 24,400 Value ($000) $4,136 Avg Close $146.46 Range $125.08 - $177.53

Q1 2021

Shares 24,600 Value ($000) $3,473 Avg Close $150.49 Range $124.00 - $178.41

Q4 2020

Shares 32,700 Value ($000) $4,250 Avg Close $133.53 Range $119.29 - $148.76

Q3 2020

Shares 32,300 Value ($000) $4,703 Avg Close $142.10 Range $119.67 - $167.33

Q2 2020

Shares 29,800 Value ($000) $4,414 Avg Close $134.81 Range $98.01 - $158.37

Q1 2020

Shares 27,700 Value ($000) $3,015 Avg Close $115.43 Range $84.97 - $134.51

Q2 2018

Shares 9,302 Value ($000) $916 Avg Close $99.19 Range $87.35 - $118.71

Q1 2018

Shares 9,302 Value ($000) $1,108 Avg Close $128.92 Range $108.13 - $153.99

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	189,769	$75,462	$442.56	$387.03 - $495.55
Q3 2025	196,912	$89,792	$407.20	$309.57 - $484.21
Q2 2025	110,855	$36,149	$276.71	$205.87 - $327.21
Q1 2025	105,759	$28,557	$257.00	$230.79 - $300.90
Q4 2024	93,603	$22,026	$262.99	$229.86 - $304.39
Q3 2024	107,893	$29,674	$260.36	$231.01 - $287.55
Q2 2024	112,383	$27,309	$157.87	$141.98 - $252.87
Q1 2024	39,163	$5,853	$166.82	$143.52 - $199.38
Q4 2023	33,096	$6,335	$170.34	$148.10 - $198.00
Q3 2023	33,061	$5,855	$191.12	$168.65 - $218.88
Q2 2023	38,915	$7,392	$198.26	$183.00 - $212.47
Q1 2023	37,259	$7,464	$210.20	$179.19 - $242.39
Q4 2022	36,143	$8,589	$213.29	$181.65 - $242.97
Q3 2022	57,130	$11,435	$190.74	$135.46 - $236.80
Q2 2022	55,209	$8,052	$141.87	$117.58 - $180.35
Q1 2022	61,623	$10,062	$152.35	$125.00 - $174.66
Q4 2021	63,062	$10,694	$185.86	$154.82 - $212.00
Q3 2021	23,300	$4,399	$187.58	$166.16 - $209.73
Q2 2021	24,400	$4,136	$146.46	$125.08 - $177.53
Q1 2021	24,600	$3,473	$150.49	$124.00 - $178.41
Q4 2020	32,700	$4,250	$133.53	$119.29 - $148.76
Q3 2020	32,300	$4,703	$142.10	$119.67 - $167.33
Q2 2020	29,800	$4,414	$134.81	$98.01 - $158.37
Q1 2020	27,700	$3,015	$115.43	$84.97 - $134.51
Q2 2018	9,302	$916	$99.19	$87.35 - $118.71
Q1 2018	9,302	$1,108	$128.92	$108.13 - $153.99