Northwest Bancshares (NWBI) S-3ASR Automatic shelf registration

Exhibit 12.1

COMPUTATION OF CONSOLIDATED RATIO OF EARNINGS TO FIXED CHARGES

(in thousands, except ratio of earnings to fixed charges)

	For the Nine Months Ended September 30,						For the Year Ended December 31,
	2017			2016			2016			2015			2014			2013			2012
Ratio of Earnings to Fixed Charges (Including Deposits)
Earnings:
Net income, before income tax	$	107,187		$	34,460		$	71,315		$	88,500		$	83,757		$	92,758		$	89,632
Add: Fixed charges	$	22,296		$	32,599		$	40,066		$	57,860		$	58,054		$	62,562		$	76,832
Net income, before income tax and fixed charges	$	129,483		$	67,059		$	111,381		$	146,360		$	141,811		$	155,320		$	166,464
Fixed charges:
Interest expense on deposits	$	17,086		$	17,606		$	23,465		$	24,055		$	25,322		$	29,279		$	43,377
Interest expense on borrowings	$	3,664		$	13,602		$	14,834		$	32,272		$	31,265		$	31,883		$	31,822
One-third of rental expense	$	1,546		$	1,391		$	1,767		$	1,533		$	1,467		$	1,400		$	1,633
Total fixed charges	$	22,296		$	32,599		$	40,066		$	57,860		$	58,054		$	62,562		$	76,832
Ratio of Earnings to Fixed Charges (Including Deposits)		5.81	x		2.06	x		2.78	x		2.53	x		2.44	x		2.48	x		2.17	x
Ratio of Earnings to Fixed Charges (Excluding Deposits)
Earnings:
Net income, before income tax	$	107,187		$	34,460		$	71,315		$	88,500		$	83,757		$	92,758		$	89,632
Add: Fixed charges	$	5,210		$	14,993		$	16,601		$	33,805		$	32,732		$	33,283		$	33,455
Net income, before income tax and fixed charges	$	112,397		$	49,453		$	87,916		$	122,305		$	116,489		$	126,041		$	123,087
Fixed charges:
Interest expense on borrowings	$	3,664		$	13,602		$	14,834		$	32,272		$	31,265		$	31,883		$	31,822
One-third of rental expense	$	1,546		$	1,391		$	1,767		$	1,533		$	1,467		$	1,400		$	1,633
Total fixed charges	$	5,210		$	14,993		$	16,601		$	33,805		$	32,732		$	33,283		$	33,455
Ratio of Earnings to Fixed Charges (Excluding Deposits)		21.57	x		3.30	x		5.30	x		3.62	x		3.56	x		3.79	x		3.68	x