Jonathan Yen-Wen Yu sold $731K of Disc Medicine (IRON)

Executed Aug 25, disclosed Aug 27, 1 day later.

Value, as filed

$731K

8,796 sh × $83.12

Executed

Aug 25

the trade date, as filed

Disclosed

Aug 27

1 day after the trade

Return, 21 sessionsiFrom the disclosed entry session; derived

–

purchases only

Returns are measured on stock purchases only.

The filer

Jonathan Yen-Wen Yu Chief Operating Officer profile →

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.

The name

IRON

Disc Medicine, Inc. IRON · Healthcare · 58 filings in 24 months ticker →

Healthcare · 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. $705K
9,700 sh × $72.66
Exec Jun 22
Filed Jun 24 · 5:30 PM ET IRONSALE Disc Medicine, Inc. $1.3M
18,612 sh across 2 lots
Exec Jun 16
Filed Jun 18 · 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