Insider Buy/Sell Details for the Biotechnology Industry — January 2026
Ratio0.1:1
Daily Buy & Sell Volume
Transactions (1179)
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
25
Price
$374.44
Total Value
$9.36K
Shares Held After
57,526
% of Holdings
0.0%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
6
Price
$372.46
Total Value
$2.23K
Shares Held After
57,551
% of Holdings
0.0%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
36
Price
$370.87
Total Value
$13.35K
Shares Held After
57,557
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
73
Price
$369.48
Total Value
$26.97K
Shares Held After
57,593
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
170
Price
$368.62
Total Value
$62.67K
Shares Held After
57,666
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
76
Price
$367.40
Total Value
$27.92K
Shares Held After
57,836
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
92
Price
$366.41
Total Value
$33.71K
Shares Held After
57,912
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
405
Price
$365.56
Total Value
$148.05K
Shares Held After
58,004
% of Holdings
0.7%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
365
Price
$364.83
Total Value
$133.16K
Shares Held After
58,409
% of Holdings
0.6%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
87
Price
$363.55
Total Value
$31.63K
Shares Held After
58,774
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
135
Price
$362.38
Total Value
$48.92K
Shares Held After
58,861
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
181
Price
$361.45
Total Value
$65.42K
Shares Held After
58,996
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
284
Price
$360.22
Total Value
$102.30K
Shares Held After
59,177
% of Holdings
0.5%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
156
Price
$359.14
Total Value
$56.03K
Shares Held After
59,461
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
226
Price
$358.18
Total Value
$80.95K
Shares Held After
59,617
% of Holdings
0.4%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
176
Price
$357.17
Total Value
$62.86K
Shares Held After
59,843
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
76
Price
$356.09
Total Value
$27.06K
Shares Held After
60,019
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
78
Price
$355.16
Total Value
$27.70K
Shares Held After
60,095
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Poulton Jeffrey V. — EVP, Chief Financial Officer
Shares
72
Price
$353.95
Total Value
$25.48K
Shares Held After
60,173
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
15
Price
$377.82
Total Value
$5.67K
Shares Held After
29,728
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
19
Price
$375.65
Total Value
$7.14K
Shares Held After
29,743
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
14
Price
$374.44
Total Value
$5.24K
Shares Held After
29,762
% of Holdings
0.0%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
2
Price
$372.46
Total Value
$744.92
Shares Held After
29,776
% of Holdings
0.0%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
19
Price
$370.87
Total Value
$7.05K
Shares Held After
29,778
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
40
Price
$369.48
Total Value
$14.78K
Shares Held After
29,797
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
92
Price
$368.62
Total Value
$33.91K
Shares Held After
29,837
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
41
Price
$367.40
Total Value
$15.06K
Shares Held After
29,929
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
50
Price
$366.41
Total Value
$18.32K
Shares Held After
29,970
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
220
Price
$365.56
Total Value
$80.42K
Shares Held After
30,020
% of Holdings
0.7%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
199
Price
$364.83
Total Value
$72.60K
Shares Held After
30,240
% of Holdings
0.7%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
47
Price
$363.55
Total Value
$17.09K
Shares Held After
30,439
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
73
Price
$362.38
Total Value
$26.45K
Shares Held After
30,486
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
98
Price
$361.45
Total Value
$35.42K
Shares Held After
30,559
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
155
Price
$360.22
Total Value
$55.83K
Shares Held After
30,657
% of Holdings
0.5%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
85
Price
$359.14
Total Value
$30.53K
Shares Held After
30,812
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
123
Price
$358.18
Total Value
$44.06K
Shares Held After
30,897
% of Holdings
0.4%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
96
Price
$357.17
Total Value
$34.29K
Shares Held After
31,020
% of Holdings
0.3%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
41
Price
$356.09
Total Value
$14.60K
Shares Held After
31,116
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
42
Price
$355.16
Total Value
$14.92K
Shares Held After
31,157
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Tanguler Tolga — EVP, Chief Commercial Officer
Shares
39
Price
$353.95
Total Value
$13.80K
Shares Held After
31,199
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
15
Price
$377.82
Total Value
$5.67K
Shares Held After
23,554
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
19
Price
$375.65
Total Value
$7.14K
Shares Held After
23,569
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
14
Price
$374.44
Total Value
$5.24K
Shares Held After
23,588
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
2
Price
$372.46
Total Value
$744.92
Shares Held After
23,602
% of Holdings
0.0%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
19
Price
$370.87
Total Value
$7.05K
Shares Held After
23,604
% of Holdings
0.1%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
40
Price
$369.48
Total Value
$14.78K
Shares Held After
23,623
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
92
Price
$368.62
Total Value
$33.91K
Shares Held After
23,663
% of Holdings
0.4%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
41
Price
$367.40
Total Value
$15.06K
Shares Held After
23,755
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
50
Price
$366.41
Total Value
$18.32K
Shares Held After
23,796
% of Holdings
0.2%
ALNYLAM PHARMACEUTICALS, INC. (ALNY)
Fitzgerald Kevin Joseph — CSO & EVP, Head of Research
Shares
220
Price
$365.56
Total Value
$80.42K
Shares Held After
23,846
% of Holdings
0.9%
Showing 501–550 of 1179 transactions (page 11 of 24)