DISC MEDICINE INC

Ticker: IRON CUSIP: 254604101 Class: Common Stock

Rock Springs Capital Management LP's Holding History (CIK: 0001595725)

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

Q1 2024

Shares 363,468 Value ($000) $22,630 Avg Close $64.84 Range $55.75 - $77.60

Q4 2023

Shares 363,468 Value ($000) $20,994 Avg Close $51.20 Range $41.64 - $66.61

Q3 2023

Shares 363,468 Value ($000) $17,076 Avg Close $50.02 Range $41.61 - $56.99

Q2 2023

Shares 363,468 Value ($000) $16,138 Avg Close $35.48 Range $20.05 - $57.70

Q1 2023

Shares 313,468 Value ($000) $6,642 Avg Close $22.28 Range $16.05 - $26.43

Q4 2022

Shares 339,497 Value ($000) $6,753 Avg Close $49.79 Range $15.00 - $63.00

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2024	363,468	$22,630	$64.84	$55.75 - $77.60
Q4 2023	363,468	$20,994	$51.20	$41.64 - $66.61
Q3 2023	363,468	$17,076	$50.02	$41.61 - $56.99
Q2 2023	363,468	$16,138	$35.48	$20.05 - $57.70
Q1 2023	313,468	$6,642	$22.28	$16.05 - $26.43
Q4 2022	339,497	$6,753	$49.79	$15.00 - $63.00