ARIDIS PHARMACEUTICALS INC

Ticker: ARDS CUSIP: 040334104 Class: COMMON STOCK

PERRITT CAPITAL MANAGEMENT INC's Holding History (CIK: 0001279342)

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

Q1 2022
Shares 24,000 Value ($000) $42 Avg Close $1.89 Range $1.13 - $2.94
Q4 2021
Shares 24,000 Value ($000) $56 Avg Close $2.84 Range $1.89 - $4.34
Q3 2021
Shares 16,000 Value ($000) $59 Avg Close $4.62 Range $3.44 - $7.69
Q2 2021
Shares 16,000 Value ($000) $118 Avg Close $6.25 Range $5.12 - $7.72
Q1 2021
Shares 10,100 Value ($000) $60 Avg Close $6.76 Range $4.70 - $8.47