MarketPeel
Insider Trading Intelligence
Pricing
…
Chief Executive Officer
John D. Quisel
Mon, Aug 17, 2026
6d ago
exercised or converted securities in IRON
33,000 shares @ $13.50
Increased holdings by +14.60%
Net across this filing: 0.00% (+0 shares)
Option Exercise
Sale tied to a same-time option exercise
IRONDisc Medicine, Inc.
HealthcareBiotechnology
1D0.00%
1W+1.23%
1M+7.68%
3M—
6M—
1Y—

Recent insider activity at IRON

Aug 17John D. QuiselSold$949.16kAug 17John D. QuiselSold$656.09kAug 17John D. QuiselSold$1.01mAug 12Jonathan Yen-wen YuSold$66.44kAug 6Rahul KharaSold$400.00kJul 13John D. QuiselSold$486.73kJul 13John D. QuiselSold$720.74kJul 13John D. QuiselSold$1.27m
Full IRON profile →John D. Quisel’s trading history →
FREE · DAILY · 6 AM ET

The morning brief, before the bell.

One short email. Insider buys, congressional trades, and plain-English analysis.

Feedback