Open Insider Trading Activity for 908 Devices Inc. Chief Financial Officer Griffith Joseph H. Iv
31-day price and insider activity (up to 2 years)
Daily candles with triangles for the buy and sale transactions shown below. Scroll left or zoom out to load earlier candles (up to 2 years).
▲ Insider buy
▼ Insider sale
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Charting by TradingView Lightweight Charts
| Ticker | Filing Date | Transaction Date | Company | Insider | Title | Transaction | Trade Count | Shares | Avg. Price | Total Value | Position Size Change | SEC Filing |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 10b5-1: Scheduled Form 4 Transaction MASS | 2026-10-08 | 2026-10-06 | 908 Devices Inc. | Griffith Joseph H. Iv | Chief Financial Officer | Sell | 1 | 5,000 | $13.03 | $65,150.00 | 4.12% | View Filing |
| Tax liability coverage transfers: shares are often sold to offset the tax liability from shares vesting MASS | 2026-02-03 | 2026-02-02 | 908 Devices Inc. | Griffith Joseph H. Iv | Chief Financial Officer | Sell | 1 | 23,175 | $6.18 | $143,221.50 | 14.21% | View Filing |