Insider filing · IRON
Jonathan Yen-Wen Yu
Chief Operating Officer
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Disc Medicine, Inc.
IRON · Healthcare · 58 filings in 24 months
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Jonathan Yen-Wen Yu sold $1.3M of Disc Medicine (IRON)
Executed Jun 16, disclosed Jun 18, 2 days later.
Value, as filed
$1.3M
18,612 sh across 2 lots
Executed
Jun 16
the trade date, as filed
Disclosed
Jun 18
2 days after the trade
Return, 21 sessionsiFrom the disclosed entry session; derived
–
purchases only
Returns are measured on stock purchases only.
The filer
JYJonathan 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.
The name
IRONHealthcare · Disc Medicine, Inc., together with its subsidiaries, a clinical-stage biopharmaceutical company, engages in the discovery, development, and…
More Healthcare filings→ Insider filings, newest first→ View the original filing at www.sec.gov→Other filings by Jonathan Yen-Wen Yu in IRON
IRONSALE
Disc Medicine, Inc.
$731K8,796 sh × $83.12
Exec Aug 25
Filed Aug 26 · 8:10 PM ET IRONSALE Disc Medicine, Inc. $705K
9,700 sh × $72.66
Exec Jun 22
Filed Jun 24 · 5:30 PM ET IRONSALE Disc Medicine, Inc. $203K
3,231 sh × $62.86
Exec Feb 17
Filed Feb 17 · 5:30 PM ET IRONSALE Disc Medicine, Inc. $2.5M
30,000 sh across 4 lots
Exec Nov 11 2025
Filed Nov 13 2025 · 5:30 PM ET