— SHARE PRICE PERFORMANCE: 2003 — NOVA Chemicals' share price increased 47% in the U.S. on the New York Stock Exchange. This compares to an average increase of 25% in peer chemical companies' share values, a 26% increase in the S&P 500.


— SHARE PRICE PERFORMANCE: 1999 THROUGH 2003 — From January 1, 1999 through December 31, 2003, NOVA Chemicals' share price increased 106% on the New York Stock Exchange. This compares to an average 2% decline in peer chemical companies' share values, and a 10% decline in the S&P 500.


— NOVA CHEMICALS' SHARE HISTORY —


YEAR ENDED DECEMBER 31 (MILLIONS OF DOLLARS) 2003 2002 2001

Dividends paid (Canadian dollars) $0.40 $0.40 $0.40
Market price (NYSE) (U.S. dollars)
  High $27.04 $26.09 $24.70
  Low $16.80 $18.14 $14.86
  Close $26.95 $18.30 $19.27
Market price (TSX) (Canadian dollars)
  High $35.05 $40.15 $37.90
  Low $24.65 $28.48 $23.25
  Close $35.04 $28.89 $30.75
Common dividend yield 1.1% 1.4% 1.3%
Shares outstanding
  Year-end (millions) 87 87 86
  Average (millions) 87 86 85
Registered shareholders at year-end (thousands)(1) 14 14 19
Percentage of U.S. ownership(2) 26 28 27

(1) NOVA Chemicals estimates that 85% of the outstanding common shares are managed by institutional investors and 15% are owned directly by individual investors, including approximately 1.3% held by insiders.

(2) December 31, based on U.S. Securities and Exchange Commission filings as reported by Thomson Financial.