PSYCHEMEDICS CORP

CUSIP: 744375205 Class: COM NEW

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

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

Q3 2024
Shares 1,977 Value ($000) $5 Avg Close — Range —
Q2 2024
Shares 3,567 Value ($000) $9 Avg Close — Range —
Q1 2024
Shares 3,045 Value ($000) $9 Avg Close — Range —
Q4 2023
Shares 2,321 Value ($000) $7 Avg Close — Range —
Q3 2023
Shares 1,737 Value ($000) $7 Avg Close — Range —
Q2 2023
Shares 876 Value ($000) $4 Avg Close — Range —
Q1 2023
Shares 448 Value ($000) $0 Avg Close — Range —
Q4 2022
Shares 352 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 49 Value ($000) $0 Avg Close — Range —
Q2 2022
Shares 1,185 Value ($000) $7 Avg Close — Range —
Q1 2022
Shares 1,570 Value ($000) $11 Avg Close — Range —
Q4 2021
Shares 589 Value ($000) $4 Avg Close — Range —
Q2 2021
Shares 390 Value ($000) $3 Avg Close — Range —
Q1 2021
Shares 658 Value ($000) $4 Avg Close — Range —
Q4 2020
Shares 1,112 Value ($000) $5 Avg Close — Range —
Q3 2020
Shares 1,270 Value ($000) $6 Avg Close — Range —
Q2 2020
Shares 80 Value ($000) $0 Avg Close — Range —
Q1 2020
Shares 248 Value ($000) $2 Avg Close — Range —
Q4 2019
Shares 422 Value ($000) $4 Avg Close — Range —
Q3 2019
Shares 273 Value ($000) $2 Avg Close — Range —
Q2 2019
Shares 1,543 Value ($000) $16 Avg Close — Range —
Q1 2019
Shares 245 Value ($000) $3 Avg Close — Range —
Q4 2018
Shares 289 Value ($000) $5 Avg Close — Range —
Q3 2018
Shares 465 Value ($000) $9 Avg Close — Range —
Q2 2018
Shares 4,744 Value ($000) $91 Avg Close — Range —
Q1 2018
Shares 732 Value ($000) $16 Avg Close — Range —
Q3 2017
Shares 4,238 Value ($000) $78 Avg Close — Range —
Q3 2016
Shares 2,299 Value ($000) $46 Avg Close — Range —
Q2 2016
Shares 792 Value ($000) $11 Avg Close — Range —
Q1 2016
Shares 472 Value ($000) $6 Avg Close — Range —
Q4 2015
Shares 70 Value ($000) $1 Avg Close — Range —
Q3 2015
Shares 93 Value ($000) $1 Avg Close — Range —
Q2 2015
Shares 988 Value ($000) $15 Avg Close — Range —
Q4 2014
Shares 329 Value ($000) $5 Avg Close — Range —
Q2 2014
Shares 300 Value ($000) $4 Avg Close — Range —
Q1 2014
Shares 879 Value ($000) $15 Avg Close — Range —
Q4 2013
Shares 1,400 Value ($000) $21 Avg Close — Range —
Q3 2013
Shares 1,490 Value ($000) $20 Avg Close — Range —
Q2 2013
Shares 838 Value ($000) $9 Avg Close — Range —