DIFFUSION PHARMACEUTICALS IN

CUSIP: 253748404 Class: COM NEW

Tower Research Capital LLC (TRC)'s Holding History (CIK: 0001533421)

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

Q2 2023
Shares 2,410 Value ($000) $8 Avg Close — Range —
Q1 2023
Shares 3,320 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 2,808 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 1,998 Value ($000) $11 Avg Close — Range —
Q2 2022
Shares 245 Value ($000) $2 Avg Close — Range —