RESEARCH FRONTIERS INC

Ticker: REFR CUSIP: 760911107 Class: COM

CHARLES SCHWAB INVESTMENT MANAGEMENT INC's Holding History (CIK: 0000884546)

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

Q4 2025
Shares 21,870 Value ($000) $29 Avg Close $1.69 Range $1.26 - $2.70
Q3 2025
Shares 21,870 Value ($000) $35 Avg Close $1.51 Range $1.21 - $1.97
Q2 2025
Shares 21,870 Value ($000) $35 Avg Close $1.47 Range $0.93 - $2.09
Q1 2025
Shares 21,870 Value ($000) $25 Avg Close $1.43 Range $1.10 - $1.86
Q4 2024
Shares 21,870 Value ($000) $37 Avg Close $1.96 Range $1.53 - $2.31
Q3 2024
Shares 21,870 Value ($000) $48 Avg Close $2.07 Range $1.79 - $2.39
Q2 2024
Shares 21,870 Value ($000) $40 Avg Close $1.75 Range $1.16 - $2.41
Q1 2024
Shares 21,870 Value ($000) $28 Avg Close $1.10 Range $0.93 - $1.57
Q4 2023
Shares 21,870 Value ($000) $22 Avg Close $1.04 Range $0.90 - $1.29
Q3 2023
Shares 21,870 Value ($000) $24 Avg Close $1.51 Range $0.99 - $1.75
Q2 2023
Shares 21,870 Value ($000) $35 Avg Close $1.62 Range $1.42 - $1.85
Q1 2023
Shares 21,870 Value ($000) $37 Avg Close $1.98 Range $1.68 - $2.30
Q4 2022
Shares 21,870 Value ($000) $42 Avg Close $2.28 Range $1.83 - $2.53
Q3 2022
Shares 21,870 Value ($000) $47 Avg Close $2.04 Range $1.55 - $2.85
Q1 2021
Shares 57,115 Value ($000) $163 Avg Close $3.88 Range $2.65 - $5.66
Q4 2020
Shares 71,585 Value ($000) $202 Avg Close $2.82 Range $2.50 - $3.57
Q3 2020
Shares 71,585 Value ($000) $194 Avg Close $2.90 Range $2.01 - $4.11
Q2 2020
Shares 71,585 Value ($000) $291 Avg Close $3.71 Range $1.66 - $5.70