Bharat M Chowrira

Insider

First SEC filing: May 21, 2008 · Latest: May 21, 2008

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Insider at

0 buys (P) 0 sells (S) Net: $0 + 4 non-open-market transactions below last 12 months, based on the transactions shown below

Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted

No open-market trades on record; showing all filings.

Date	Ticker	Code	Shares	Price	Value	Owned after	Δ own	A/D	vs now
Feb. 1, 2010	NKTR	A	100,000	$11.34	$1,134,000	100,000 Direct	—	Acquired	-55.8% (price as of 2026-08-21)
Nov. 18, 2009	NKTR	A	25,000	$9.24	$231,000	25,000 Direct	—	Acquired	-45.8% (price as of 2026-08-21)
Feb. 23, 2009	NKTR	A	120,000	$4.65	$558,000	120,000 Direct	—	Acquired	7.7% (price as of 2026-08-21)
May 19, 2008	NKTR	A	500,000	$4.56	$2,280,000	500,000 Direct	—	Acquired	9.8% (price as of 2026-08-21)

P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding

Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.

Options, RSUs and convertible securities reported on Form 4 Table II.

Date	Ticker	Security	Underlying	Exercise price	Expiration	Shares	A/D
Feb. 1, 2010	NKTR	Stock Option	Common Stock (100,000)	$11.34	Feb. 1, 2018	100,000	Acquired
Nov. 18, 2009	NKTR	Stock Option	Common Stock (25,000)	$9.24	Nov. 18, 2017	25,000	Acquired
Feb. 23, 2009	NKTR	Employee Stock Option [F1]	Common Stock (120,000)	$4.65	Feb. 23, 2017	120,000	Acquired
May 19, 2008	NKTR	Employee Stock Option	Common Stock (500,000)	$4.56	May 19, 2016	500,000	Acquired

Exercise/conversion price is blank when not applicable (e.g. RSUs).

Securities held when first becoming an insider, per SEC Form 3.

Date	Ticker	Security	Shares	Ownership
May 21, 2008	NKTR	Employee Stock Option [F1]→ Common Stock (500,000)	500,000	Direct