KB
Kevin Bitterman (Director) filed 4 Form 4 reports in the trailing twelve months (0 purchases, 4 sales), most often in Disc Medicine, Inc. (IRON). The largest single filing was $16.9M of IRON (184,123 sh across 19 lots, as filed), executed Dec 12 2025. Data as of Nov 8 2026.
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
4
0 buys · 4 sells
Median delay
–
measured on stock purchases
Volume, ttmiDollar value disclosed in the trailing twelve months
$26.4M
shares × price, as filed
Last traded
Oct 21
Filed Oct 21
Median ADV $41.7M across their filed names
Open performance→Volume by month
Buys $0
Sells $45.7M
Shares × price, as filed · by filing month · past 24 months
Sectors filed on
Healthcare
4 filings
Sector per market data · by filing · past 12 months
Most traded names
IRONRecent filings
IRONSALE
Disc Medicine, Inc.
View filing →
$518K8,492 sh × $61.04
Exec Jul 30 2025
Filed Aug 1 2025 · 5:30 PM ET IRONSALE Disc Medicine, Inc. View filing → $2.6M
42,870 sh across 2 lots
Exec Jul 23 2025
Filed Jul 25 2025 · 5:30 PM ET