Insiders · Profile

Third Rock Ventures IV, L.P.

10% owner at Tango Therapeutics · 10% owner at Dianthus Therapeutics, Inc. /DE/ · 10% owner at Fulcrum Therapeutics. Filing since 22 Jul 2019. CIK 0001688327

Company
Date
Role
Action
Shares
Amount
Of holding
23 Oct 2025
10% owner
Sold at will
477,401
$4.85M
3.4%
25 Sep 2025
10% owner
Sold at will
500,000
$4.01M
3.5%
16 Sep 2025
10% owner
Sold at will
363,541
$2.56M
2.5%
8 Sep 2025
10% owner
Sold at will
86,459
$608.63K
0.6%
5 Sep 2025
10% owner
Sold at will
642,906
$4.50M
4.2%
22 Aug 2025
10% owner
Sold at will
302,194
$2.12M
1.9%
19 Aug 2025
10% owner
Sold at will
1,100,000
$7.71M
6.5%
13 Sep 2024
10% owner
Sold at will
67,400
$709.76K
0.4%
5 Sep 2024
10% owner
Sold at will
75,000
$867.14K
0.4%
30 Aug 2024
10% owner
Sold at will
175,000
$2.03M
1.0%
27 Aug 2024
10% owner
Sold at will
25,000
$288.67K
0.1%
19 Aug 2024
10% owner
Sold at will
150,000
$1.51M
0.9%
16 Aug 2024
10% owner
Sold at will
135,000
$1.32M
0.8%
1 Aug 2024
10% owner
Sold at will
40,000
$392.00K
0.2%
31 Jul 2024
10% owner
Sold at will
100,000
$993.38K
0.6%
30 Jul 2024
10% owner
Sold at will
95,000
$931.11K
0.5%
26 Jul 2024
10% owner
Sold at will
50,000
$491.95K
0.3%
25 Jul 2024
10% owner
Sold at will
100,599
$992.77K
0.6%
24 Jul 2024
10% owner
Sold at will
200,000
$1.96M
1.1%
23 Jul 2024
10% owner
Sold at will
125,000
$1.22M
0.7%
22 Jul 2024
10% owner
Sold at will
262,740
$2.57M
1.4%
18 Jul 2024
10% owner
Sold at will
191,490
$1.88M
1.0%
17 Jul 2024
10% owner
Sold at will
550,171
$5.39M
2.9%
20 Feb 2024
10% owner
Sold at will
162,500
$1.95M
0.8%
8 Feb 2023
10% owner
Sold, plan not stated
1,500,000
$1.23M
32.9%
7 Feb 2023
10% owner
Sold, plan not stated
2,200,000
$1.83M
32.6%
22 Jul 2019
10% owner
Bought
81,250
$1.30M
3.6%
27 decisions on file.