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has been a registered insider since 2003. As Chief Operating Officer at Gritstone Oncology, last made a transaction on 5/16/2024.

(GRTS)

Titles: VP,COO

InsiderInsights.com Purchase Scorecard
Transaction Date
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
Time From
Purchases
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
2 50% 42% 42% 149 1 Year 2 0% -- -- --
2 50% 69% 69% 193 9 Month 2 0% -- -- --
2 50% 160% 160% 353 6 Month 2 0% -- -- --
2 0% -20% -20% 1 3 Month 2 0% -- -- --
2 50% 16% 16% 39 1 Month 2 0% -- -- --
2 0% -7% -7% 2 1 Week 2 0% -- -- --
InsiderInsights.com Sales Scorecard
Transaction Date
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
Time From
Sales
Nq Hit
Rate
Mean
Return
Median
Return
Range of
Returns
3 100% -74% -74% 2 1 Year 3 0% -- -- --
3 100% -72% -72% 7 9 Month 3 0% -- -- --
3 100% -72% -76% 23 6 Month 3 0% -- -- --
4 100% -45% -45% 33 3 Month 4 0% -- -- --
4 25% 7% 7% 15 1 Month 4 0% -- -- --
4 25% 0% 1% 10 1 Week 4 0% -- -- --
Scorecards Updated 4/17/2025 06:10 PM EST Latest Transaction Date: 5/16/2024
Average days between Transaction and Entered Dates: 8
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