ZENAS BIOPHARMA INC

Ticker: ZBIO CUSIP: 98937L105 Class: Common Stock

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q4 2025

Shares 24,459 Value ($000) $888 Avg Close $32.89 Range $18.33 - $44.60

Q2 2025

Shares 293,785 Value ($000) $2,847 Avg Close $9.74 Range $6.11 - $12.56

Q4 2024

Shares 82,624 Value ($000) $677 Avg Close $15.60 Range $7.79 - $26.25

Q3 2024

Shares 94,322 Value ($000) $1,596 Avg Close $17.98 Range $16.35 - $20.50

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	24,459	$888	$32.89	$18.33 - $44.60
Q2 2025	293,785	$2,847	$9.74	$6.11 - $12.56
Q4 2024	82,624	$677	$15.60	$7.79 - $26.25
Q3 2024	94,322	$1,596	$17.98	$16.35 - $20.50