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Total declarations
Companies
▲ Purchases (2 ops.)
▼ Sales (1 ops.)
Latest filing published 09 Sept 2026 for Barinthus Biotherapeutics plc..
Filing timeline
BuySaleWilliam Enright
Insider track record
Disclosed buys
2
Disclosed sells
1
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
William Enright: trading record in brief
This profile gathers the share dealings of William Enright across 3 companies, led by Altimmune, Inc., Vaccitech plc and BullFrog AI Holdings, Inc. We count 13 filings; the first trade dates from 4 May 2017 and the latest from 9 September 2026.
The open-market side counts 2 purchases for €19k alongside 1 sale for €34k. On balance, insiders were net sellers of €14k. Unlike grants, an open-market purchase is paid for by the insider, at the market price. Outside the open market, there are 5 share grants and 3 option exercises.
Most recently, on 9 September 2026, the filings show a transaction in Vaccitech plc. The last insider purchase was made public on 15 June 2023, 1,225 days ago. Filings reach the SEC (Form 4) feed a median of 3 days after the trade. Section 16 rules allow two business days to file each Form 4. Source: insider filings from SEC (Form 4). Past trades are no guide to future returns.
Companies and markets linked to William Enright
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations8 total
728,454 sharesOrdinary SharesSEC:0001104659-26-106336:0
514,923 sharesOrdinary SharesSEC:0001104659-26-106336:1
5,710 shares0Common StockSEC:0001641172-25-025526:0
2,813 shares0Common StockSEC:0001641172-25-025526:1
5,000 shares@ US$4.05100.0% of flowCommon StockSEC:0001493152-23-021350:0
Canonical exit: 12 Sept 2023 (T+90)
15,000 shares@ US$2.4199100.0% of flowOrdinary SharesSEC:0001104659-23-038357:0
514,923 sharesOrdinary SharesSEC:0001104659-21-063196:0
455,775 sharesOrdinary SharesSEC:0001104659-21-061223:0
8 of 8 declarations
