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ALNYLAM PHARMACEUTICALS, INC.

ALNY Net selling
CIK 0001178670 #636 in the set updated 18 Sep 2026
Bought (120 mo)
$23.18M
out of their own pocket, the only kind of buying there is
Sold (120 mo)
$494.46M
$20.52M on a plan · $414.53M straight out of an exercise
Sold at will
$59.42M
550 of 1094 sales
Net
−$471.29M
−$36.24M against sales at will

By person

32 insiders · 1,130 transactions
Insider
Role
Bought
Sold
Net
Holding
Of company
Worth
Change
Greenstreet Yvonne
Chief Executive Officer
—
$95.41M (163) scheduled
−$95.41M
96,102
0.0718%
$29.09M
—
MARAGANORE JOHN
Chief Executive Officer
—
$72.34M (63) scheduled
−$72.34M
230,796
0.1725%
$69.85M
+69.3%
Vaishnaw Akshay
President
—
$43.67M (67) scheduled
−$43.67M
23,289
0.0174%
$7.05M
+282.5%
Greene Barry E
President
—
$42.91M (17) scheduled
−$42.91M
70,343
0.0526%
$21.29M
+9.1%
SHARP PHILLIP A
Director
—
$36.54M (33) scheduled
−$36.54M
266,899
0.1995%
$80.78M
0.0%
Garg Pushkal
EVP Chief R&D
—
$36.41M (180) scheduled
−$36.41M
18,693
0.0140%
$5.66M
+67.0%
KEATING LAURIE
EVP, Chief Legal Officer
$751.50K (1)
$31.41M (41) scheduled
−$30.66M
5,566
0.0042%
$1.68M
+42.0%
Ausiello Dennis A
Director
—
$29.15M (21) scheduled
−$29.15M
1,582
0.0012%
$478.79K
—
Sanofi
10% owner
$21.38M (1)
—
+$21.38M
10,554,134
7.89%
$3.19B
+2.9%
Fitzgerald Kevin Joseph
CSO & EVP, Head of Research
—
$19.69M (152) scheduled
−$19.69M
20,569
0.0154%
$6.23M
+59.7%
BONNEY MICHAEL W
Director
—
$15.23M (23) scheduled
−$15.23M
16,804
0.0126%
$5.09M
—
PYOTT DAVID E I
Director
$1.03M (1)
$10.53M (9) scheduled
−$9.50M
29,482
0.0220%
$8.92M
—
Tanguler Tolga
EVP, Chief Commercial Officer
—
$8.93M (129)
−$8.93M
34,297
0.0256%
$10.38M
—
Poulton Jeffrey V.
EVP, Chief Financial Officer
—
$8.59M (123)
−$8.59M
61,824
0.0462%
$18.71M
—
PAUL STEVEN M
Director
—
$8.56M (12) scheduled
−$8.56M
1,000
0.0007%
$302.65K
0.0%
Reitan Colleen F
Director
$10.36K (2)
$8.43M (17) scheduled
−$8.41M
1,446
0.0011%
$437.63K
—
Fanucci Marsha
Director
—
$7.50M (1) scheduled
−$7.50M
136
0.0001%
$41.16K
—
Mason Michael
VP, Finance and Treasurer
—
$5.49M (7) scheduled
−$5.49M
839
0.0006%
$253.92K
+271.2%
SCHULMAN AMY W
Director
—
$5.26M (4) scheduled
−$5.26M
24,049
0.0180%
$7.28M
—
SCHIMMEL PAUL
Director
—
$4.17M (1) scheduled
−$4.17M
0
0.0000%
$0.00
—
CLARKE JOHN K
Director
—
$1.50M (4) scheduled
−$1.50M
8,891
0.0066%
$2.69M
0.0%
Franchini Indrani Lall
EVP, CLO & Secretary
—
$1.44M (13)
−$1.44M
4,133
0.0031%
$1.25M
—
McLaughlin Melissa
Chief Human Resources Officer
—
$1.27M (14) scheduled
−$1.27M
9,443
0.0071%
$2.86M
−29.3%
SUPRAN BRYAN
EVP, CLO and Secretary
—
—
—
14,565
0.0109%
$4.41M
—
Hesslein Robert W.
EVP, CLO and Secretary
—
—
—
8,002
0.0060%
$2.42M
—
HAMBURG MARGARET A
Director
—
—
—
1,582
0.0012%
$478.79K
—
BRANDICOURT OLIVIER
Director
—
—
—
1,446
0.0011%
$437.63K
—
Sigal Charles Elliott
Director
—
—
—
1,446
0.0011%
$437.63K
—
KELLOGG PETER N
Director
—
—
—
1,446
0.0011%
$437.63K
—
Bertozzi Carolyn R
Director
—
—
—
775
0.0006%
$234.55K
—
Arbuckle Stuart A
Director
—
—
—
671
0.0005%
$203.08K
—
Soni Manmeet Singh
Chief Financial Officer
—
—
—
83
<0.0001%
$25.12K
—

Individual transactions

95
Insider
Date
Role
Action
Shares
Price
Amount
McLaughlin Melissa
6 Apr 2026
Chief Human Resources Officer
Sold on a plan
199
$333.94
$66.45K
McLaughlin Melissa
6 Apr 2026
Chief Human Resources Officer
Sold on a plan
293
$331.89
$97.24K
McLaughlin Melissa
6 Apr 2026
Chief Human Resources Officer
Sold on a plan
829
$330.46
$273.95K
McLaughlin Melissa
6 Apr 2026
Chief Human Resources Officer
Sold on a plan
909
$329.76
$299.75K
McLaughlin Melissa
6 Apr 2026
Chief Human Resources Officer
Sold on a plan
56
$320.14
$17.93K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
8
$325.49
$2.60K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
81
$323.64
$26.21K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
245
$322.86
$79.10K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
224
$321.64
$72.05K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
147
$320.62
$47.13K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
86
$319.69
$27.49K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
209
$318.47
$66.56K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
359
$317.44
$113.96K
McLaughlin Melissa
2 Apr 2026
Chief Human Resources Officer
Sold on a plan
265
$316.61
$83.90K
Fitzgerald Kevin Joseph
5 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
153
$326.24
$49.91K
Fitzgerald Kevin Joseph
5 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
148
$324.60
$48.04K
Fitzgerald Kevin Joseph
5 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
233
$323.25
$75.32K
Fitzgerald Kevin Joseph
5 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
124
$321.81
$39.90K
Garg Pushkal
5 Mar 2026
EVP Chief R&D
Sold on a plan
500
$326.08
$163.04K
Garg Pushkal
5 Mar 2026
EVP Chief R&D
Sold on a plan
510
$324.59
$165.54K
Garg Pushkal
5 Mar 2026
EVP Chief R&D
Sold on a plan
740
$323.55
$239.43K
Garg Pushkal
5 Mar 2026
EVP Chief R&D
Sold on a plan
654
$322.33
$210.80K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
57
$325.67
$18.56K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
75
$324.88
$24.37K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
210
$323.84
$68.01K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
96
$323.01
$31.01K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
79
$321.82
$25.42K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
59
$320.81
$18.93K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
28
$320.01
$8.96K
Fitzgerald Kevin Joseph
4 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
29
$319.03
$9.25K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
208
$325.67
$67.74K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
272
$324.88
$88.37K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
767
$323.84
$248.39K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
350
$323.01
$113.05K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
289
$321.82
$93.01K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
215
$320.81
$68.97K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
102
$320.01
$32.64K
Garg Pushkal
4 Mar 2026
EVP Chief R&D
Sold on a plan
106
$319.03
$33.82K
Fitzgerald Kevin Joseph
3 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
359
$321.58
$115.45K
Fitzgerald Kevin Joseph
3 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
722
$320.51
$231.41K
Fitzgerald Kevin Joseph
3 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
282
$318.62
$89.85K
Fitzgerald Kevin Joseph
3 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
289
$316.55
$91.48K
Garg Pushkal
3 Mar 2026
EVP Chief R&D
Sold on a plan
463
$321.50
$148.85K
Garg Pushkal
3 Mar 2026
EVP Chief R&D
Sold on a plan
640
$320.48
$205.11K
Garg Pushkal
3 Mar 2026
EVP Chief R&D
Sold on a plan
317
$319.06
$101.14K
Garg Pushkal
3 Mar 2026
EVP Chief R&D
Sold on a plan
355
$316.74
$112.44K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
37
$332.64
$12.31K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
94
$331.93
$31.20K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
81
$330.85
$26.80K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
170
$329.71
$56.05K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
100
$328.71
$32.87K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
329
$327.67
$107.80K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
392
$326.81
$128.11K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
258
$325.63
$84.01K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
90
$324.65
$29.22K
Fitzgerald Kevin Joseph
2 Mar 2026
CSO & EVP, Head of Research
Sold on a plan
47
$323.62
$15.21K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
42
$332.64
$13.97K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
101
$331.93
$33.52K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
87
$330.85
$28.78K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
182
$329.71
$60.01K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
107
$328.71
$35.17K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
353
$327.67
$115.67K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
421
$326.81
$137.59K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
277
$325.63
$90.20K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
97
$324.65
$31.49K
Garg Pushkal
2 Mar 2026
EVP Chief R&D
Sold on a plan
50
$323.62
$16.18K
Fitzgerald Kevin Joseph
17 Feb 2026
CSO & EVP, Head of Research
Sold on a plan
2,041
$331.96
$677.53K
Fitzgerald Kevin Joseph
13 Feb 2026
CSO & EVP, Head of Research
Sold on a plan
1,959
$310.08
$607.45K
Fitzgerald Kevin Joseph
13 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
122
$374.33
$45.67K
Fitzgerald Kevin Joseph
13 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
280
$372.93
$104.42K
Fitzgerald Kevin Joseph
13 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
485
$371.24
$180.05K
Fitzgerald Kevin Joseph
13 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
644
$370.00
$238.28K
Fitzgerald Kevin Joseph
13 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
562
$368.76
$207.24K
Fitzgerald Kevin Joseph
13 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
197
$367.52
$72.40K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
15
$377.82
$5.67K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
19
$375.65
$7.14K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
14
$374.44
$5.24K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
2
$372.46
$744.92
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
19
$370.87
$7.05K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
40
$369.48
$14.78K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
92
$368.62
$33.91K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
41
$367.40
$15.06K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
50
$366.41
$18.32K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
220
$365.56
$80.42K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
199
$364.83
$72.60K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
47
$363.55
$17.09K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
73
$362.38
$26.45K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
98
$361.45
$35.42K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
155
$360.22
$55.83K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
85
$359.14
$30.53K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
123
$358.18
$44.06K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
96
$357.17
$34.29K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
41
$356.09
$14.60K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
42
$355.16
$14.92K
Fitzgerald Kevin Joseph
12 Jan 2026
CSO & EVP, Head of Research
Sold on a plan
39
$353.95
$13.80K
Showing 250 of 1,130 transactions. The figures above use every one of them.

What was left out

Form 4 filings counted 461
Amendments (4/A) skipped 1
Filings about a different issuer 0
Unreadable filings 0
Joint filings 0
Sales on a Rule 10b5-1 plan 213
Sales straight out of an exercise 331
Sales at will 550
Transactions with no price 0
Shares from compensation/vesting 4,297,422
Sales filed before the plan box existed 57
History held since 21 Sep 2016