COMPASS THERAPEUTICS INC

Ticker: CMPX CUSIP: 20454B104 Class: Common Stock

WELLINGTON MANAGEMENT GROUP LLP's Holding History (CIK: 0000902219)

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

Q4 2025

Shares 316,849 Value ($000) $1,701 Avg Close $4.62 Range $3.31 - $5.86

Q3 2025

Shares 318,124 Value ($000) $1,113 Avg Close $3.16 Range $2.50 - $3.83

Q2 2025

Shares 348,040 Value ($000) $905 Avg Close $2.06 Range $1.33 - $2.76

Q1 2025

Shares 222,505 Value ($000) $423 Avg Close $2.66 Range $1.40 - $4.08

Q2 2024

Shares 243,650 Value ($000) $244 Avg Close $1.46 Range $0.92 - $1.98

Q1 2024

Shares 320,621 Value ($000) $635 Avg Close $1.73 Range $1.15 - $2.34

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	316,849	$1,701	$4.62	$3.31 - $5.86
Q3 2025	318,124	$1,113	$3.16	$2.50 - $3.83
Q2 2025	348,040	$905	$2.06	$1.33 - $2.76
Q1 2025	222,505	$423	$2.66	$1.40 - $4.08
Q2 2024	243,650	$244	$1.46	$0.92 - $1.98
Q1 2024	320,621	$635	$1.73	$1.15 - $2.34