NEKTAR THERAPEUTICS

CUSIP: 640268108 Class: Stock

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

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

Q4 2014
Shares 27,000 Value ($000) $418 Avg Close — Range —
Q3 2014
Shares 28,500 Value ($000) $344 Avg Close — Range —
Q2 2014
Shares 29,000 Value ($000) $372 Avg Close — Range —
Q1 2014
Shares 29,000 Value ($000) $351 Avg Close — Range —
Q4 2013
Shares 30,000 Value ($000) $340 Avg Close — Range —
Q3 2013
Shares 30,000 Value ($000) $313 Avg Close — Range —
Q2 2013
Shares 29,000 Value ($000) $335 Avg Close — Range —