CLEARSIGN TECHNOLOGIES CORP

Ticker: CLIR CUSIP: 185064102 Class: COM

Herold Advisors, Inc.'s Holding History (CIK: 0001891713)

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

Q1 2022
Shares 1,000 Value ($000) $1,630 Avg Close $1.30 Range $1.00 - $1.78
Q3 2021
Shares 1,000 Value ($000) $2 Avg Close $3.35 Range $1.93 - $4.95