Latest filing published 04 Aug 2025 for Altimmune, Inc., €5,547.
Filing timeline
BuySaleInsider track record
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Matthew Scott Harris: trading record in brief
Matthew Scott Harris is a declared insider of Altimmune, Inc. (senior executive), with filings sourced from SEC (Form 4). The record holds 36 filings, for trades running from 31 July 2020 to 31 July 2025.
Both buying and selling appear: 1 purchase worth €39k, against 2 sales worth €236k. On balance, insiders were net sellers of €197k. Unlike grants, an open-market purchase is paid for by the insider, at the market price. Other entries cover 21 share grants and 11 option exercises.
The latest filing, published on 4 August 2025, reports a share grant of €5,547 in Altimmune, Inc. The clock since the last published purchase (23 March 2023) now reads 1,327 days. The median gap between a trade and its publication by SEC (Form 4) is 3 days. US insiders must file a Form 4 within two business days of a trade. Sales are harder to read than purchases, since they often meet personal needs such as tax or diversification. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Companies and markets linked to Matthew Scott Harris
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
- 2,018 shares@ US$3.143.2% of flowCommon Stock, par value $0.0001SEC:0001104659-25-073627:0
- 67,787 shares0Common Stock, par value $0.0001SEC:0001104659-25-022550:0
- 9,275 shares0Common Stock, par value $0.0001SEC:0001104659-25-008772:0
- 4,994 shares@ US$6.9818.2% of flowCommon Stock, par value $0.0001SEC:0001104659-25-006841:1
- 14,600 shares0Common Stock, par value $0.0001SEC:0001104659-25-006841:0
- 1,486 shares@ US$5.414.0% of flowCommon Stock, par value $0.0001SEC:0001104659-24-084991:0
- 6,166 shares0Common Stock, par value $0.0001SEC:0001104659-24-010779:0
- 9,275 shares0Common Stock, par value $0.0001SEC:0001104659-24-009540:0
- 691 shares@ US$2.811.0% of flowCommon Stock, par value $0.0001SEC:0001104659-23-086905:0
- 10,000 shares@ US$4.2221.1% of flowCommon Stock, par value $0.0001SEC:0001104659-23-036172:0Canonical exit: 21 Jun 2023 (T+90)
- 7,775 shares0Common Stock, par value $0.0001SEC:0001104659-23-011211:0
- 1,296 shares@ US$10.20856.6% of flowCommon Stock, par value $0.0001SEC:0001104659-23-009974:0
- 1,076 shares@ US$6.863.9% of flowCommon Stock, par value $0.0001SEC:0001104659-22-085624:0
- 30,000 shares@ US$1.921329.7% of flowCommon Stock, par value $0.0001SEC:0001104659-22-029462:0
- 1,800 shares@ US$6.866.4% of flowCommon Stock, par value $0.0001SEC:0001104659-22-011519:0
- 725 shares@ US$7.70952.7% of flowCommon Stock, par value $0.0001SEC:0001104659-21-101663:0
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