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SOUTHWELL DAVID P

Director at PTC THERAPEUTICS · Director at ROCKET PHARMACEUTICALS · Chief Executive Officer at TScan Therapeutics. Filing since 21 Mar 2014. CIK 0001251553

PTCT PTC THERAPEUTICS, INC. Director · 8 trades RCKT ROCKET PHARMACEUTICALS, INC. Director · 6 trades TCRX TScan Therapeutics, Inc. Chief Executive Officer · 2 trades
Company
Date
Role
Action
Shares
Amount
Of holding
PTCT PTC THERAPEUTICS, INC.
9 Sep 2025
Director
Sold at will
12,000
$700.08K
41.6%
RCKT ROCKET PHARMACEUTICALS, INC.
15 Apr 2024
Director
Sold at will
10,000
$240.52K
8.0%
RCKT ROCKET PHARMACEUTICALS, INC.
12 Apr 2024
Director
Sold at will
70,000
$1.71M
42.4%
PTCT PTC THERAPEUTICS, INC.
17 Apr 2023
Director
Sold on a plan
11,429
$583.19K
52.1%
PTCT PTC THERAPEUTICS, INC.
31 Mar 2023
Director
Sold on a plan
2,571
$128.67K
19.7%
PTCT PTC THERAPEUTICS, INC.
27 Mar 2023
Director
Sold on a plan
10,000
$450.96K
48.8%
TCRX TScan Therapeutics, Inc.
18 May 2022
Chief Executive Officer
Bought
25,000
$89.82K
17.1%
TCRX TScan Therapeutics, Inc.
8 Sep 2021
Chief Executive Officer
Bought
11,000
$96.07K
12.7%
PTCT PTC THERAPEUTICS, INC.
16 Oct 2020
Director
Sold, plan not stated
27,000
$1.39M
94.2%
RCKT ROCKET PHARMACEUTICALS, INC.
13 Dec 2018
Director
Sold, plan not stated
38,768
$588.89K
28.9%
RCKT ROCKET PHARMACEUTICALS, INC.
7 Dec 2018
Director
Sold, plan not stated
4,923
$73.40K
3.5%
RCKT ROCKET PHARMACEUTICALS, INC.
6 Dec 2018
Director
Sold, plan not stated
52,809
$800.06K
27.6%
RCKT ROCKET PHARMACEUTICALS, INC.
6 Jan 2017
President and CEO
Bought
60,000
$105.00K
×22
PTCT PTC THERAPEUTICS, INC.
6 Jul 2015
Director
Sold, plan not stated
23,604
$1.12M
100%
PTCT PTC THERAPEUTICS, INC.
23 Mar 2015
Director
Sold, plan not stated
2,317
$159.96K
21.2%
PTCT PTC THERAPEUTICS, INC.
21 Mar 2014
Director
Sold, plan not stated
2,317
$71.67K
17.5%
16 decisions on file.