ZENAS BIOPHARMA INC

Ticker: ZBIO CUSIP: 98937L105 Class: Common Stock

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q4 2025

Shares 31,600 Value ($000) $1,147 Avg Close $32.89 Range $18.33 - $44.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	31,600	$1,147	$32.89	$18.33 - $44.60