DYADIC INTL INC DEL

Ticker: DYAI CUSIP: 26745T101 Class: COM

TOCQUEVILLE ASSET MANAGEMENT L.P.'s Holding History (CIK: 0000883961)

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

Q3 2016
Shares 32,100 Value ($000) $48 Avg Close $1.51 Range $1.32 - $1.68
Q2 2016
Shares 32,100 Value ($000) $51 Avg Close $1.68 Range $1.53 - $1.75
Q1 2016
Shares 32,100 Value ($000) $53 Avg Close $1.59 Range $1.47 - $1.85
Q4 2015
Shares 32,100 Value ($000) $58 Avg Close $1.35 Range $0.81 - $1.85
Q3 2015
Shares 32,100 Value ($000) $27 Avg Close $0.97 Range $0.83 - $1.15
Q2 2015
Shares 32,100 Value ($000) $34 Avg Close $1.11 Range $0.80 - $1.47
Q1 2015
Shares 32,100 Value ($000) $44 Avg Close $1.04 Range $0.89 - $1.36
Q4 2014
Shares 32,100 Value ($000) $30 Avg Close $1.31 Range $0.80 - $1.69
Q3 2014
Shares 32,100 Value ($000) $51 Avg Close $1.67 Range $1.46 - $1.87
Q2 2014
Shares 32,100 Value ($000) $57 Avg Close $1.46 Range $1.29 - $1.79
Q1 2014
Shares 32,100 Value ($000) $48 Avg Close $1.55 Range $1.25 - $1.79
Q4 2013
Shares 74,600 Value ($000) $112 Avg Close $1.63 Range $1.40 - $1.80