RESEARCH FRONTIERS INC

Ticker: REFR CUSIP: 760911107 Class: COM

PNC Financial Services Group, Inc.'s Holding History (CIK: 0000713676)

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

Q2 2021
Shares 1,735 Value ($000) $4 Avg Close $2.49 Range $2.01 - $3.15