RESEARCH FRONTIERS INC

Ticker: REFR CUSIP: 760911107 Class: COM

Joel Isaacson & Co., LLC's Holding History (CIK: 0001599330)

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

Q4 2016
Shares 6,850 Value ($000) $12 Avg Close $2.07 Range $1.65 - $2.62
Q3 2016
Shares 6,850 Value ($000) $18 Avg Close $3.14 Range $2.56 - $3.82
Q2 2016
Shares 6,850 Value ($000) $25 Avg Close $4.20 Range $3.30 - $5.03
Q1 2016
Shares 6,850 Value ($000) $31 Avg Close $4.48 Range $4.04 - $5.20
Q4 2015
Shares 6,850 Value ($000) $36 Avg Close $5.02 Range $4.34 - $5.40
Q3 2015
Shares 6,850 Value ($000) $35 Avg Close $5.31 Range $4.55 - $5.97
Q2 2015
Shares 6,850 Value ($000) $37 Avg Close $5.89 Range $5.31 - $6.39
Q1 2015
Shares 6,850 Value ($000) $42 Avg Close $5.20 Range $4.91 - $6.63
Q4 2014
Shares 6,850 Value ($000) $35 Avg Close $5.06 Range $4.50 - $5.70
Q3 2014
Shares 6,850 Value ($000) $39 Avg Close $5.26 Range $4.58 - $6.09
Q2 2014
Shares 6,850 Value ($000) $42 Avg Close $5.34 Range $4.28 - $6.24
Q1 2014
Shares 6,850 Value ($000) $36 Avg Close $6.33 Range $5.17 - $7.60
Q4 2013
Shares 6,850 Value ($000) $40 Avg Close $5.44 Range $4.18 - $7.64
Q3 2013
Shares 6,850 Value ($000) $29 Avg Close $4.17 Range $3.75 - $5.15
Q2 2013
Shares 6,850 Value ($000) $27 Avg Close $3.96 Range $3.31 - $4.91
Q1 2013
Shares 6,850 Value ($000) $25 Avg Close $3.41 Range $2.93 - $4.10
Q4 2012
Shares 6,850 Value ($000) $26 Avg Close — Range —