| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Chief Operating Officer
1 company
John Mazzola last filed a Form 4 in March 2025, as Chief Operating Officer at RBOT. John Mazzola's net worth is not public. Form 4 filings only show shares in the companies where this person was an insider, as of the last filing.
Our model assigns John Mazzola a strong insider score of 71/100, based on 5 past trades. Over a 12-month horizon, 80.0% of those trades were profitable, with an average 12-month return of +52.6%.
At the last filing, the largest reported position was 9,498 shares of RBOT. The RBOT filings lean toward selling, a net 14,324 shares.
John Mazzola has 7 Form 4 filings on record from June 2023 to March 2025, all as Chief Operating Officer at Vicarious Surgical (RBOT), 2023–2025.
The 7 reported transactions were 5 open-market sales, 1 option or other derivative award and 1 stock award.
Counted by filing, the open-market trades come to no purchases and 5 sales worth about $16K.
The largest open-market sale was 6,783 shares of RBOT at an average $0.97 on September 5, 2023, about $7K. Twelve months later RBOT was down 80%.
None of the 5 sales since April 2023 was marked as made under a Rule 10b5-1 trading plan.
Shares as reported in the last Form 4 for each company; the most recent is from March 2025. Values use today's prices. Any trades after the last filing were not reported, so current holdings may differ.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 3, 2025 | RBOT Vicarious Surgical Inc. | Chief Operating Officer | Sell | 264 | $10.28 | $2,713.15 | -2.7% | -19.3% | -79.4% | |
| Dec 3, 2024 | RBOT Vicarious Surgical Inc. | Chief Operating Officer | Sell | 228 | $13.37 | $3,047.33 | -2.3% | -37.6% | -77.9% | |
| Sep 3, 2024 | RBOT Vicarious Surgical Inc. | Chief Operating Officer | Sell | 195 | $5.82 | $1,134.72 | -1.9% | +113.9% | 0.0% | |
| Jun 3, 2024 | RBOT Vicarious Surgical Inc. | Chief Operating Officer | Sell | 6,854 | $0.32 | $2,202.88 | -2.2% | -40.1% | -26.2% | |
| Sep 5, 2023 | RBOT Vicarious Surgical Inc. | Chief Operating Officer | Sell | 6,783 | $0.97 | $6,589.01 | -2.1% | -71.7% | -79.7% |