ALCOA CORP

Ticker: AA CUSIP: 013872106 Class: COM

GAMCO INVESTORS, INC. ET AL's Holding History (CIK: 0000807249)

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

Q4 2017

Shares 6,910 Value ($000) $372 Avg Close $43.68 Range $38.42 - $52.16

Q3 2017

Shares 12,687 Value ($000) $591 Avg Close $38.20 Range $31.44 - $45.80

Q2 2017

Shares 131,426 Value ($000) $4,291 Avg Close $30.99 Range $28.23 - $35.53

Q1 2017

Shares 279,064 Value ($000) $9,600 Avg Close $33.43 Range $26.91 - $38.00

Q4 2016

Shares 287,250 Value ($000) $8,066 Avg Close $25.90 Range $19.53 - $30.90

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	6,910	$372	$43.68	$38.42 - $52.16
Q3 2017	12,687	$591	$38.20	$31.44 - $45.80
Q2 2017	131,426	$4,291	$30.99	$28.23 - $35.53
Q1 2017	279,064	$9,600	$33.43	$26.91 - $38.00
Q4 2016	287,250	$8,066	$25.90	$19.53 - $30.90