DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

BAKER BROS. ADVISORS LP's Holding History (CIK: 0001263508)

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

Q4 2023
Shares 1,000,000 Value ($000) $14,600 Avg Close $12.12 Range $9.67 - $15.60
Q3 2023
Shares 1,000,000 Value ($000) $12,270 Avg Close $13.04 Range $11.13 - $15.36
Q2 2023
Shares 1,000,000 Value ($000) $11,940 Avg Close $13.06 Range $10.84 - $16.00