DAY ONE BIOPHARMACEUTICALS I

Ticker: DAWN CUSIP: 23954D109 Class: Common Stock

ALLIANCEBERNSTEIN L.P.'s Holding History (CIK: 0001109448)

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

Q4 2025
Shares 67,790 Value ($000) $632 Avg Close $8.35 Range $6.70 - $10.90
Q3 2025
Shares 67,790 Value ($000) $478 Avg Close $6.88 Range $5.63 - $7.74
Q2 2025
Shares 67,790 Value ($000) $441 Avg Close $6.88 Range $6.08 - $8.14
Q1 2025
Shares 67,790 Value ($000) $538 Avg Close $10.77 Range $7.54 - $13.53
Q4 2024
Shares 68,000 Value ($000) $862 Avg Close $13.91 Range $12.11 - $16.76
Q3 2024
Shares 68,000 Value ($000) $947 Avg Close $14.27 Range $12.53 - $16.75
Q2 2024
Shares 68,000 Value ($000) $937 Avg Close $14.63 Range $11.94 - $18.07
Q1 2024
Shares 68,000 Value ($000) $1,123 Avg Close $14.97 Range $13.42 - $17.85
Q4 2023
Shares 51,500 Value ($000) $752 Avg Close $12.12 Range $9.67 - $15.60
Q3 2023
Shares 35,070 Value ($000) $430 Avg Close $13.04 Range $11.13 - $15.36
Q2 2023
Shares 43,310 Value ($000) $517 Avg Close $13.06 Range $10.84 - $16.00
Q1 2023
Shares 37,400 Value ($000) $500 Avg Close $19.53 Range $11.98 - $25.77
Q4 2022
Shares 41,900 Value ($000) $902 Avg Close $20.51 Range $17.66 - $23.10
Q3 2022
Shares 38,000 Value ($000) $761 Avg Close $21.27 Range $16.00 - $28.35
Q2 2022
Shares 42,400 Value ($000) $759 Avg Close $10.33 Range $5.44 - $18.22