DISC MEDICINE INC

Ticker: IRON CUSIP: 254604101 Class: Common Stock

EVENTIDE ASSET MANAGEMENT, LLC's Holding History (CIK: 0001442891)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 395,392 Value ($000) $31,398 Avg Close $84.50 Range $65.26 - $99.50

Q3 2025

Shares 308,043 Value ($000) $20,355 Avg Close $59.49 Range $51.01 - $68.43

Q2 2025

Shares 308,030 Value ($000) $16,313 Avg Close $46.97 Range $30.82 - $55.52

Q1 2025

Shares 181,818 Value ($000) $9,025 Avg Close $55.60 Range $48.05 - $65.02

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	395,392	$31,398	$84.50	$65.26 - $99.50
Q3 2025	308,043	$20,355	$59.49	$51.01 - $68.43
Q2 2025	308,030	$16,313	$46.97	$30.82 - $55.52
Q1 2025	181,818	$9,025	$55.60	$48.05 - $65.02