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Recent Insider Transactions - Alnylam Pharmaceuticals (NASDAQ: ALNY)
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NASDAQ:ALNY
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Company
Name / Role
Date
Type
Price
# Shares
Value
Balance
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Buy
$151.59
659
$100K
70,106
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Buy
$118.05
847
$100K
69,447
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Sell
$445.12
1,121
$499K
68,985
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Buy
$85.00
2,352
$200K
68,600
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Buy
$119.13
839
$100K
66,248
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Sell
$151.59
659
$100K
28,141
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Sell
$85.00
2,352
$200K
0
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Sell
$118.05
847
$100K
0
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/26/2025
Sell
$119.13
839
$100K
0
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Buy
$119.13
8,161
$972K
33,392
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$449.00
8,168
$3.667M
25,224
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$450.09
96
$43K
25,128
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$451.51
129
$58K
24,999
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$455.24
368
$168K
24,631
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$456.25
364
$166K
24,267
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$457.39
262
$120K
24,005
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$458.41
794
$364K
23,211
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$459.89
622
$286K
22,589
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$460.84
707
$326K
21,882
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$461.96
323
$149K
21,559
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$463.08
295
$137K
21,264
NASDAQ
ALNY
Alnylam Pharmaceuticals
Fitzgerald Kevin Joseph
/
officer: CSO & EVP, Head of Research
11/17/2025
Sell
$119.13
8,161
$972K
839
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Buy
$119.13
15,000
$1.787M
81,059
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$448.07
711
$319K
80,348
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$449.15
2,132
$958K
78,216
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$450.17
453
$204K
77,763
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$451.16
1,255
$566K
76,508
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Buy
$119.13
10,000
$1.191M
75,409
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$452.43
1,210
$547K
75,298
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$447.73
654
$293K
74,755
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$453.52
1,069
$485K
74,229
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$448.76
1,013
$455K
73,742
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$454.84
1,960
$891K
72,269
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$450.02
1,477
$665K
72,265
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$450.69
2,218
$1,000K
70,047
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$455.56
3,406
$1.552M
68,863
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$451.94
1,702
$769K
68,345
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$452.85
1,599
$724K
66,746
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$456.64
2,420
$1.105M
66,443
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Buy
$42.22
650
$27K
66,059
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$453.99
881
$400K
65,865
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$457.71
604
$276K
65,839
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$454.69
195
$89K
65,670
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$458.42
430
$197K
65,409
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$456.03
261
$119K
65,409
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$119.13
15,000
$1.787M
10,000
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/12/2025
Sell
$42.22
650
$27K
0
NASDAQ
ALNY
Alnylam Pharmaceuticals
Greenstreet Yvonne
/
director, officer: Chief Executive Officer
11/13/2025
Sell
$119.13
10,000
$1.191M
0
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