ANNEXON INC

Ticker: ANNX CUSIP: 03589W102 Class: COM

BlackRock, Inc.'s Holding History (CIK: 0002012383)

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

Q4 2025

Shares 8,960,434 Value ($000) $44,981 Avg Close $3.82 Range $2.54 - $5.48

Q3 2025

Shares 7,899,008 Value ($000) $24,092 Avg Close $2.48 Range $1.85 - $3.42

Q2 2025

Shares 7,962,368 Value ($000) $19,110 Avg Close $2.00 Range $1.28 - $2.82

Q1 2025

Shares 8,526,506 Value ($000) $16,456 Avg Close $3.33 Range $1.93 - $5.66

Q4 2024

Shares 8,486,187 Value ($000) $43,534 Avg Close $6.15 Range $4.40 - $7.85

Q3 2024

Shares 7,647,714 Value ($000) $45,274 Avg Close $5.93 Range $4.45 - $7.31

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	8,960,434	$44,981	$3.82	$2.54 - $5.48
Q3 2025	7,899,008	$24,092	$2.48	$1.85 - $3.42
Q2 2025	7,962,368	$19,110	$2.00	$1.28 - $2.82
Q1 2025	8,526,506	$16,456	$3.33	$1.93 - $5.66
Q4 2024	8,486,187	$43,534	$6.15	$4.40 - $7.85
Q3 2024	7,647,714	$45,274	$5.93	$4.45 - $7.31