CYCLERION THERAPEUTICS INC

Ticker: CYCN CUSIP: 23255M204 Class: COM

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

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

Q4 2025

Shares 16,797 Value ($000) $21 Avg Close $1.79 Range $1.16 - $2.59

Q3 2025

Shares 16,797 Value ($000) $39 Avg Close $2.72 Range $2.10 - $3.76

Q2 2025

Shares 16,797 Value ($000) $49 Avg Close $2.99 Range $2.40 - $3.79

Q1 2025

Shares 16,797 Value ($000) $42 Avg Close $2.98 Range $2.28 - $6.25

Q4 2024

Shares 16,797 Value ($000) $54 Avg Close $2.78 Range $1.27 - $9.47

Q3 2024

Shares 16,797 Value ($000) $44 Avg Close $2.94 Range $2.04 - $3.94

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	16,797	$21	$1.79	$1.16 - $2.59
Q3 2025	16,797	$39	$2.72	$2.10 - $3.76
Q2 2025	16,797	$49	$2.99	$2.40 - $3.79
Q1 2025	16,797	$42	$2.98	$2.28 - $6.25
Q4 2024	16,797	$54	$2.78	$1.27 - $9.47
Q3 2024	16,797	$44	$2.94	$2.04 - $3.94