DIANTHUS THERAPEUTICS INC

Ticker: DNTH CUSIP: 252828108 Class: Common Stock

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025

Shares 616,033 Value ($000) $25 Avg Close $38.77 Range $32.22 - $45.46

Q3 2025

Shares 216,135 Value ($000) $9 Avg Close $25.56 Range $17.77 - $40.16

Q2 2025

Shares 10,692 Value ($000) $0 Avg Close $18.76 Range $13.37 - $23.69

Q1 2025

Shares 10,491 Value ($000) $0 Avg Close $22.04 Range $17.50 - $28.65

Q4 2024

Shares 9,468 Value ($000) $0 Avg Close $25.71 Range $19.85 - $32.27

Q3 2024

Shares 7,821 Value ($000) $0 Avg Close $27.85 Range $24.18 - $31.61

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	616,033	$25	$38.77	$32.22 - $45.46
Q3 2025	216,135	$9	$25.56	$17.77 - $40.16
Q2 2025	10,692	$0	$18.76	$13.37 - $23.69
Q1 2025	10,491	$0	$22.04	$17.50 - $28.65
Q4 2024	9,468	$0	$25.71	$19.85 - $32.27
Q3 2024	7,821	$0	$27.85	$24.18 - $31.61