DIFFUSION PHARMACEUTICALS IN

CUSIP: 253748305 Class: COM PAR

JANE STREET GROUP, LLC's Holding History (CIK: 0001595888)

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

Q1 2022
Shares 18,160 Value ($000) $5 Avg Close — Range —
Q4 2021
Shares 22,726 Value ($000) $7 Avg Close — Range —
Q2 2021
Shares 16,084 Value ($000) $12 Avg Close — Range —
Q2 2020
Shares 115,741 Value ($000) $113 Avg Close — Range —