Three Months Ended
September 30,

Nine Months Ended
September 30,

2020

2019

2020

2019

(In thousands, except per share data)

Net income (loss) attributable to HollyFrontier stockholders

$

(2,401)

$

261,813

$

(483,701)

$

711,783

Participating securities’ (restricted stock) share in earnings

—

385

—

1,033

Net income (loss) attributable to common shares

$

(2,401)

$

261,428

$

(483,701)

$

710,750

Average number of shares of common stock outstanding

162,015

163,676

161,927

167,935

Effect of dilutive variable restricted stock units and performance share units (1)

—

1,335

—

1,190

Average number of shares of common stock outstanding assuming dilution

162,015

165,011

161,927

169,125

Basic earnings (loss) per share

$

(0.01)

$

1.60

$

(2.99)

$

4.23

Diluted earnings (loss) per share

$

(0.01)

$

1.58

$

(2.99)

$

4.20

(1) Excludes anti-dilutive restricted and performance share units of:

566

109

550

120