SB
Insider
Scott Blumberg
Chief Financial OfficerScott Blumberg (Chief Financial Officer) filed 2 Form 4 reports in the trailing twelve months (0 purchases, 2 sales, 1 filed past the two-business-day deadline), most often in CeriBell, Inc. (CBLL). The largest single filing was $839K of CBLL (33,512 sh × $25.03, as filed), executed Aug 19.
Add to watchlistReturn, ttmiAverage return per filing, trailing twelve months
–
no purchases on file
Delay-adjustediThe same average, entered at disclosure dates
–
returns measure stock purchases only
Filings, ttm
2
0 buys · 2 sells · 1 late
Median delay
–
execution → disclosure
Volume, ttmiDollar value disclosed in the trailing twelve months
$1.5M
shares × price, as filed
Last traded
Aug 19
Filed Aug 20
Median ADV $9.5M across their filed names
Open performance→Volume by month
Buys $0
Sells $1.5M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
2 filings
Sector per market data · by filing · past 12 months
Most traded names
CBLLRecent filings
CBLLSALE
CeriBell, Inc.
View filing →
$839K33,512 sh × $25.03
Exec Aug 19
Filed Aug 20 · 8:55 PM ET CBLLSALE CeriBell, Inc. View filing → $656K
31,248 sh across 2 lots
Exec Dec 22 2025
Filed Dec 29 2025 · 5:30 PM ET †