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Total declarations
Companies
▲ Purchases (2 ops.)
▼ Sales (0 ops.)
Latest filing published 05 Aug 2026 for Rocket Pharmaceuticals, INC.. Read the official filing
Filing timeline
BuySaleDavid P. Southwell
Insider track record
Disclosed buys
2
Disclosed sells
0
T+90 hit rate
0%
T+90 mean return
-3.7%
Across 2 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
David P. Southwell: trading record in brief
David P. Southwell is a declared insider at 3 companies (chief executive); the most frequent names are PTC Therapeutics, Inc., Rocket Pharmaceuticals, Inc. and TScan Therapeutics, Inc. We count 18 filings; the first trade dates from 8 September 2021 and the latest from 3 August 2026.
On the market, this insider has only ever bought: 2 purchases, €133k in total. A purchase on the market is a deliberate choice to commit personal money, which is why it draws more attention than a grant. Besides market trades, the filings include 7 share grants and 6 option exercises.
The latest filing, published on 5 August 2026, reports a transaction in Rocket Pharmaceuticals, Inc. The clock since the last published purchase (20 May 2022) now reads 1,612 days. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 4 days. For comparison, the SEC allows two business days to file a Form 4. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to David P. Southwell
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations18 total
150,000 shares0Common StockSEC:0001140361-26-031471:0
22,862 shares0Common StockSEC:0001140361-26-027677:0
4,000 shares0Common StockSEC:0001251553-26-000002:0
12,000 shares@ US$30.8639.7% of flowCommon StockSEC:0001415889-25-024280:0
30,000 shares0Common StockSEC:0001140361-25-026404:0
4,000 shares0Common StockSEC:0001415889-25-001027:0
113,124 shares0Common StockSEC:0001140361-24-026884:0
1,650 shares0Common StockSEC:0001415889-24-012891:0
70,000 shares@ US$4.342100.0% of flowCommon StockSEC:0001140361-24-020127:0
4,000 shares0Common StockSEC:0001415889-24-004121:0
11,429 shares@ US$18.0139.2% of flowCommon StockSEC:0001415889-23-006696:0
2,571 shares@ US$18.018.8% of flowCommon StockSEC:0001415889-23-005991:0
10,000 shares@ US$27.0552.0% of flowCommon StockSEC:0001415889-23-005565:0
4,000 shares0Common StockSEC:0001415889-23-000669:0
15,000 shares@ US$3.622623.8% of flowVoting Common StockSEC:0000899243-22-019018:0
Canonical exit: 16 Aug 2022 (T+90)
3,200 shares0Common StockSEC:0001179110-22-000384:0
48,670 shares@ US$1.9738.9% of flowVoting Common StockSEC:0000899243-21-049764:0
11,000 shares@ US$8.733337.3% of flowVoting Common StockSEC:0000899243-21-035442:0
Canonical exit: 7 Dec 2021 (T+90)
18 of 18 declarations
