SYNDAX PHARMACEUTICALS INC

Ticker: SNDX CUSIP: 87164F105 Class: Common Stock

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2025
Shares 137,629 Value ($000) $2,892 Avg Close $17.45 Range $12.99 - $22.73
Q2 2025
Shares 155,000 Value ($000) $1,452 Avg Close $11.01 Range $8.58 - $14.24
Q1 2025
Shares 250,000 Value ($000) $3,071 Avg Close $14.10 Range $12.06 - $16.95
Q4 2024
Shares 252,000 Value ($000) $3,331 Avg Close $17.11 Range $12.40 - $22.50
Q2 2024
Shares 228,625 Value ($000) $4,694 Avg Close $20.93 Range $18.65 - $24.38
Q1 2024
Shares 780,000 Value ($000) $18,564 Avg Close $22.30 Range $19.58 - $25.34
Q4 2023
Shares 780,000 Value ($000) $16,856 Avg Close $15.37 Range $11.21 - $21.84
Q2 2023
Shares 45,000 Value ($000) $942 Avg Close $20.82 Range $19.27 - $23.14
Q2 2021
Shares 117,000 Value ($000) $2,009 Avg Close $18.32 Range $13.02 - $25.46
Q1 2021
Shares 4,300 Value ($000) $96 Avg Close $22.59 Range $19.05 - $25.68