| 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 |
|---|---|---|---|---|---|---|---|---|---|
President and CEO | President &CEO | Head of Research &Development +4 more
2 companies
Sandrock Alfred is a President and CEO at VYGR, with reported holdings spanning 2 companies. Recent filings cover 0 purchases and 34 sales. Those positions are worth an estimated $6.3M at current prices.
Our model assigns Sandrock Alfred a middling insider score of 69/100, based on 9 past trades. Over a 12-month horizon, 71.4% of those trades were profitable, with an average 12-month return of +21.7%.
Sandrock Alfred's largest disclosed position is in BIIB as Head of Research &Development, worth about $4.5M. The recent filings there lean toward selling, a net 23,549 shares.
| Date | Ticker | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Apr 2, 2026 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell10b5-1 | 11,511 | $3.87 | $44,547.57 | -2.4% | -9.1% | - | |
| Feb 24, 2026 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell10b5-1 | 14,197 | $3.79 | $53,806.63 | -2.8% | +1.3% | - | |
| Feb 18, 2026 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell10b5-1 | 11,732 | $3.41 | $40,006.12 | -2.3% | +4.2% | - | |
| Feb 10, 2026 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell | 12,192 | $3.78 | $46,085.76 | -2.3% | +11.4% | - | |
| Apr 2, 2025 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell | 10,885 | $3.43 | $37,335.55 | -2.5% | -8.5% | +16.1% | |
| Feb 20, 2025 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell | 11,702 | $4.24 | $49,616.48 | -3.8% | -26.1% | -18.1% | |
| Feb 11, 2025 | VYGR Voyager Therapeutics, Inc. | President &CEO | Sell | 16,644 | $4.45 | $74,065.80 | -5.1% | -20.3% | -13.2% | |
| Apr 2, 2024 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell | 12,115 | $9.86 | $119,453.90 | -3.6% | -20.7% | -65.6% | |
| Feb 21, 2024 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell | 13,033 | $7.46 | $97,226.18 | -3.7% | +10.5% | -44.2% | |
| Apr 3, 2023 | VYGR Voyager Therapeutics, Inc. | President and CEO | Sell | 7,437 | $7.83 | $58,231.71 | -3.3% | +38.5% | +22.0% |