Gregory L. Summe
Director at Grail · 15 reported transactions in 3 companies · latest trade Feb 12, 2026
Their record
Across their whole record, 2 purchases can be measured; 1 did better than the S&P 500 over the next 6 months.
Typical move +44.2%, S&P 500 +16.0% over the same days.
Their trades
Bought | Feb 12, 2026 | Feb 12, 2026 close $9.14 → Oct 26, 2026 close $17.29. S&P 500 +12.3% over the same days. | ||
Bought | Oct 30, 2025 | Oct 30, 2025 close $11.05 → Oct 26, 2026 close $17.29. S&P 500 +12.6% over the same days. | ||
Bought | Aug 21, 2025 | Aug 21, 2025 close $12.56 → Oct 26, 2026 close $17.29. S&P 500 +20.4% over the same days. |
BoughtAvantor
$940K
Feb 12, 2026 close $9.14 → Oct 26, 2026 close $17.29. S&P 500 +12.3% over the same days.
BoughtAvantor
$1.13M
Oct 30, 2025 close $11.05 → Oct 26, 2026 close $17.29. S&P 500 +12.6% over the same days.
BoughtAvantor
$1.26M
Aug 21, 2025 close $12.56 → Oct 26, 2026 close $17.29. S&P 500 +20.4% over the same days.