DT
Insider
Douglas A Treco
DirectorDouglas A Treco (Director) filed 1 Form 4 report in the past 24 months (1 purchase, 0 sales), most often in CRISPR Therapeutics AG (CRSP). Across 1 priced purchase filing, the average 21-session return was -5.1% from execution and -3.8% from disclosure (delay-adjusted; derived). The largest single filing was $1.1M of CRSP (20,000 sh × $57.03, as filed), executed Aug 6 2025.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
-5.1%
avg across 1 priced filings
Delay-adjustediThe same average, entered at disclosure dates
-3.8%
same 1 filings, from disclosure
Filings, ttm
1
1 buys · 0 sells
Median delay
2d
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.1M
shares × price, as filed
Last traded
Aug 6 2025
Filed Aug 8 2025
Median ADV $94.8M across their filed names
Open performance→Volume by month
Buys $1.1M
Sells $0
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
1 filing
Sector per market data · by filing · past 24 months
Most traded names
CRSPRecent filings
CRSPPURCHASE
CRISPR Therapeutics AG
View filing →
$1.1M20,000 sh × $57.03
Exec Aug 6 2025
Filed Aug 8 2025 · 4:06 PM ET