RAPPORT THERAPEUTICS INC

Ticker: RAPP CUSIP: 75383L102 Class: Common Stock

ARCH Venture Management, LLC's Holding History (CIK: 0001274403)

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

Q4 2025

Shares 3,728,738 Value ($000) $113,130 Avg Close $27.68 Range $23.75 - $32.36

Q3 2025

Shares 3,728,738 Value ($000) $110,744 Avg Close $17.84 Range $11.05 - $42.27

Q2 2025

Shares 3,728,738 Value ($000) $42,433 Avg Close $10.61 Range $7.73 - $14.79

Q1 2025

Shares 3,728,738 Value ($000) $37,548 Avg Close $12.98 Range $6.43 - $19.75

Q4 2024

Shares 3,728,738 Value ($000) $66,148 Avg Close $22.16 Range $17.01 - $29.74

Q3 2024

Shares 3,728,738 Value ($000) $76,365 Avg Close $21.49 Range $16.55 - $28.08

Q2 2024

Shares 3,728,738 Value ($000) $86,730 Avg Close $23.15 Range $18.00 - $27.11

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	3,728,738	$113,130	$27.68	$23.75 - $32.36
Q3 2025	3,728,738	$110,744	$17.84	$11.05 - $42.27
Q2 2025	3,728,738	$42,433	$10.61	$7.73 - $14.79
Q1 2025	3,728,738	$37,548	$12.98	$6.43 - $19.75
Q4 2024	3,728,738	$66,148	$22.16	$17.01 - $29.74
Q3 2024	3,728,738	$76,365	$21.49	$16.55 - $28.08
Q2 2024	3,728,738	$86,730	$23.15	$18.00 - $27.11