PRECISION THERAPEUTICS INC

CUSIP: 74033P100 Class: COM

CITADEL ADVISORS LLC's Holding History (CIK: 0001423053)

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

Q1 2019
Shares 11,651 Value ($000) $9 Avg Close — Range —
Q4 2018
Shares 11,525 Value ($000) $7 Avg Close — Range —
Q3 2018
Shares 21,680 Value ($000) $23 Avg Close — Range —
Q1 2018
Shares 18,954 Value ($000) $21 Avg Close — Range —