NORTHWEST BIOTHERAPEUTICS IN

Ticker: NWBO CUSIP: 66737P600 Class: COM

Swiss National Bank's Holding History (CIK: 0001582202)

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

Q1 2016

Shares 85,600 Value ($000) $121 Avg Close $1.97 Range $1.28 - $3.18

Q4 2015

Shares 67,200 Value ($000) $215 Avg Close $4.81 Range $3.08 - $6.90

Q3 2015

Shares 67,200 Value ($000) $420 Avg Close $9.35 Range $5.85 - $12.55

Q2 2015

Shares 55,000 Value ($000) $546 Avg Close $8.76 Range $7.05 - $10.79

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2016	85,600	$121	$1.97	$1.28 - $3.18
Q4 2015	67,200	$215	$4.81	$3.08 - $6.90
Q3 2015	67,200	$420	$9.35	$5.85 - $12.55
Q2 2015	55,000	$546	$8.76	$7.05 - $10.79