Jonathan Yen-Wen Yu

Chief Operating Officer

Jonathan Yen-Wen Yu (Chief Operating Officer) filed 5 Form 4 reports in the trailing twelve months (0 purchases, 5 sales), most often in Disc Medicine, Inc. (IRON). The largest single filing was $2.5M of IRON (30,000 sh across 4 lots, as filed), executed Nov 11 2025.

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Return, 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

0 buys · 5 sells

Median delay

–

execution → disclosure

Volume, ttmiDollar value disclosed in the trailing twelve months

$5.5M

shares × price, as filed

Last traded

Aug 25

Filed Aug 26

Median ADV $41.7M across their filed names

Open performance→

Volume by month

Buys $0 Sells $5.5M

Shares × price, as filed · by filing month · past 24 months

Sectors filed on

Healthcare 5 filings

Sector per market data · by filing · past 12 months

Most traded names

IRON

Disc Medicine, Inc. IRON · 0 buys · 5 sells 5 filings

Recent filings

IRONSALE Disc Medicine, Inc. View filing → $731K
8,796 sh × $83.12
Exec Aug 25
Filed Aug 26 · 8:10 PM ET IRONSALE Disc Medicine, Inc. View filing → $705K
9,700 sh × $72.66
Exec Jun 22
Filed Jun 24 · 5:30 PM ET IRONSALE Disc Medicine, Inc. View filing → $1.3M
18,612 sh across 2 lots
Exec Jun 16
Filed Jun 18 · 5:30 PM ET IRONSALE Disc Medicine, Inc. View filing → $203K
3,231 sh × $62.86
Exec Feb 17
Filed Feb 17 · 5:30 PM ET IRONSALE Disc Medicine, Inc. View filing → $2.5M
30,000 sh across 4 lots
Exec Nov 11 2025
Filed Nov 13 2025 · 5:30 PM ET