Vieceli John S.
- SEC CIK
- 0002032947
In the past year, 3 open-market sale filings worth $74.6K and no purchases.
Current role at each company
- QSI Quantum-Si IncChief Product Officeras of Jun 24, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $74.6K
- 3 filings
- Net
- −$74.6K
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Vieceli John S. as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 24, 2026 (view filing) | Jun 22-23 | 2 days | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −30.2K | $0.93 | −$28.1K | −2.6%1.14M after | 2 lots |
| Mar 24, 2026 (view filing) | Mar 20-23 | 4 days | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −22.0K | $0.8398 | −$18.5K | −1.8%1.17M after | 2 lots |
| Dec 22, 2025 (view filing) | Dec 22 | Same day | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −21.9K | $1.28 | −$28.1K | −2.7%801.0K after | |
| Sep 24, 2025 (view filing) | Sep 22-23 | 2 days | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −19.7K | $1.66 | −$32.7K | −2.3%822.9K after | 2 lots |
| Jun 24, 2025 (view filing) | Jun 23 | 1 day | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −21.9K | $1.61 | −$35.3K | −2.5%842.6K after | |
| Mar 24, 2025 (view filing) | Mar 21 | 3 days | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −4.32K | $1.39 | −$6.00K | −0.5%864.5K after | |
| Dec 26, 2024 (view filing) | Dec 23 | 3 days | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −4.31K | $1.29 | −$5.55K | −2.6%160.5K after | |
| Sep 25, 2024 (view filing) | Sep 23-24 | 2 days | Vieceli John S.Chief Product Officer | SSaleClass A Common Stock | −4.31K | $0.9402 | −$4.05K | −2.5%164.8K after | 2 lots |