Insider Buy/Sell Details for the Biotechnology Industry — September 2026
Ratio0.2:1
Daily Buy & Sell Volume
Transactions (1190)
Spyre Therapeutics, Inc. (SYRE)
Burrows Scott L — Chief Financial Officer
Shares
17,500
Price
$89.89
Total Value
$1.57M
Shares Held After
79,762
% of Holdings
18.0%
Shares
556,000
Price
$4.96
Total Value
$2.76M
Shares Held After
3,236,171
% of Holdings
14.7%
Protagonist Therapeutics, Inc (PTGX)
Ali Asif — Chief Financial Officer
Shares
46,034
Price
$141.78
Total Value
$6.53M
Shares Held After
59,003
% of Holdings
43.8%
Protagonist Therapeutics, Inc (PTGX)
Ali Asif — Chief Financial Officer
Shares
12,595
Price
$141.77
Total Value
$1.79M
Shares Held After
105,037
% of Holdings
10.7%
NewAmsterdam Pharma Co N.V. (NAMS)
Kastelein Johannes Jacob Pieter — Director
Shares
50,246
Price
$25.03
Total Value
$1.26M
Shares Held After
69,302
% of Holdings
42.0%
Mineralys Therapeutics, Inc. (MLYS)
Congleton Jon — Director
Shares
75,000
Price
$25.46
Total Value
$1.91M
Shares Held After
528,621
% of Holdings
12.4%
Roivant Sciences Ltd. (ROIV)
Venker Eric — President&Immunovant CEO
Shares
200,000
Price
$36.62
Total Value
$7.32M
Shares Held After
1,599,154
% of Holdings
11.1%
Tectonic Therapeutic, Inc. (TECX)
McNamara Peter — Chief Scientific Officer
Shares
536
Price
$23.04
Total Value
$12.35K
Shares Held After
54,305
% of Holdings
1.0%
PTC THERAPEUTICS, INC. (PTCT)
STEELE GLENN JR MD PHD — Director
Shares
12,000
Price
$65.16
Total Value
$781.92K
Shares Held After
22,500
% of Holdings
34.8%
BeOne Medicines Ltd. (ONC)
Lee Chan Henry — SVP, General Counsel
Shares
1,115
Price
$375.00
Total Value
$418.12K
Shares Held After
0
% of Holdings
100.0%
Alto Neuroscience, Inc. (ANRO)
Smith Nicholas Conrad — PRESIDENT AND CFO
Shares
886
Price
$26.87
Total Value
$23.81K
Shares Held After
24,060
% of Holdings
3.6%
Alto Neuroscience, Inc. (ANRO)
Smith Nicholas Conrad — PRESIDENT AND CFO
Shares
23,170
Price
$25.78
Total Value
$597.29K
Shares Held After
24,946
% of Holdings
48.2%
Lipocine Inc. (LPCN)
Higuchi John W. — Director
Shares
15,970
Price
$2.23
Total Value
$35.61K
Shares Held After
241,365
% of Holdings
6.6%
UNITED THERAPEUTICS Corp (UTHR)
ROTHBLATT MARTINE A — Director
Shares
360
Price
$546.23
Total Value
$196.64K
Shares Held After
326,363
% of Holdings
0.1%
UNITED THERAPEUTICS Corp (UTHR)
ROTHBLATT MARTINE A — Director
Shares
920
Price
$545.13
Total Value
$501.52K
Shares Held After
326,723
% of Holdings
0.3%
UNITED THERAPEUTICS Corp (UTHR)
ROTHBLATT MARTINE A — Director
Shares
840
Price
$544.05
Total Value
$457.00K
Shares Held After
327,643
% of Holdings
0.3%
1190 transactions