QS insider trading activity (SEC Form 4). Over the trailing 90 days, QS insiders filed 0 purchases totalling $0 and 5 sales totalling $4.4M — net SELLING of $4.4M. Most recent filing: Jun 4, 2026. Insider transactions are a Pro-tier alertable signal in the live Top Tier Newswire terminal — Form 4 filings reach the wire within minutes of acceptance by the SEC. Data shown publicly here is delayed 4 hours.
| Filed | Insider | Role | Type | Shares | Price | Value | |
|---|---|---|---|---|---|---|---|
| Jun 4, 2026 | Holme Timothy | S SaleOE | — | $9.30 | $1.8M | filing | |
| May 22, 2026 | Hettrich Kevin | S Sale | — | $8.06 | $79K | filing | |
| May 22, 2026 | Holme Timothy | S SaleOE | — | $8.23 | $975K | filing | |
| May 20, 2026 | Holme Timothy | S SaleOE | — | $7.50 | $1.4M | filing | |
| May 14, 2026 | Straubel Jeffrey B | S Sale | — | $7.85 | $213K | filing |