NETWORK-1 TECHNOLOGIES INC

Ticker: NTIP CUSIP: 64121N109 Class: COM

Douglass Winthrop Advisors, LLC's Holding History (CIK: 0001308527)

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

Q4 2014
Shares 15,100 Value ($000) $33 Avg Close $2.20 Range $1.96 - $2.40
Q3 2014
Shares 15,100 Value ($000) $32 Avg Close $2.09 Range $1.79 - $2.23
Q2 2014
Shares 15,100 Value ($000) $31 Avg Close $1.72 Range $1.46 - $2.04
Q1 2014
Shares 15,100 Value ($000) $24 Avg Close $1.64 Range $1.39 - $1.77
Q4 2013
Shares 15,100 Value ($000) $24 Avg Close $1.66 Range $1.42 - $1.88
Q3 2013
Shares 15,100 Value ($000) $25 Avg Close $1.72 Range $1.56 - $1.88
Q2 2013
Shares 10,500 Value ($000) $19 Avg Close $1.54 Range $1.20 - $1.93