NORTHFIELD BANCORP INC DEL

Ticker: NFBK CUSIP: 66611T108 Class: Common Stock

Boston Partners's Holding History (CIK: 0001386060)

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

Q4 2018

Shares 161,750 Value ($000) $2,192 Avg Close $10.38 Range $9.58 - $11.91

Q3 2018

Shares 203,810 Value ($000) $3,245 Avg Close $12.20 Range $11.49 - $12.79

Q2 2018

Shares 221,860 Value ($000) $3,687 Avg Close $11.97 Range $11.14 - $12.83

Q1 2018

Shares 371,820 Value ($000) $5,804 Avg Close $12.02 Range $11.24 - $12.75

Q4 2017

Shares 428,580 Value ($000) $7,320 Avg Close $12.58 Range $11.67 - $13.45

Q3 2017

Shares 548,220 Value ($000) $9,511 Avg Close $11.94 Range $11.17 - $12.71

Q2 2017

Shares 594,670 Value ($000) $10,199 Avg Close $12.60 Range $11.87 - $13.74

Q1 2017

Shares 722,520 Value ($000) $13,020 Avg Close $13.25 Range $12.48 - $14.60

Q4 2016

Shares 803,320 Value ($000) $16,042 Avg Close $12.83 Range $10.62 - $14.77

Q3 2016

Shares 935,320 Value ($000) $15,059 Avg Close $11.05 Range $10.21 - $11.62

Q2 2016

Shares 967,690 Value ($000) $14,350 Avg Close $11.05 Range $10.16 - $11.71

Q1 2016

Shares 978,240 Value ($000) $16,082 Avg Close $10.99 Range $10.14 - $11.78

Q4 2015

Shares 1,124,550 Value ($000) $17,903 Avg Close $11.03 Range $10.30 - $11.53

Q3 2015

Shares 983,866 Value ($000) $14,965 Avg Close $10.60 Range $10.22 - $11.05

Q2 2015

Shares 909,463 Value ($000) $13,687 Avg Close $10.27 Range $9.95 - $10.63

Q1 2015

Shares 865,583 Value ($000) $12,828 Avg Close $10.05 Range $9.70 - $10.33

Q4 2014

Shares 775,233 Value ($000) $11,474 Avg Close $9.71 Range $8.69 - $10.45

Q3 2014

Shares 715,248 Value ($000) $9,741 Avg Close $9.00 Range $8.63 - $9.53

Q2 2014

Shares 719,548 Value ($000) $9,434 Avg Close $8.81 Range $8.43 - $9.23

Q1 2014

Shares 820,817 Value ($000) $10,555 Avg Close $8.66 Range $8.30 - $8.98

Q4 2013

Shares 983,206 Value ($000) $12,978 Avg Close $8.59 Range $8.08 - $9.08

Q3 2013

Shares 942,486 Value ($000) $11,442 Avg Close $8.10 Range $7.68 - $8.42

Q2 2013

Shares 960,956 Value ($000) $11,262 Avg Close $7.68 Range $7.31 - $7.98

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2018	161,750	$2,192	$10.38	$9.58 - $11.91
Q3 2018	203,810	$3,245	$12.20	$11.49 - $12.79
Q2 2018	221,860	$3,687	$11.97	$11.14 - $12.83
Q1 2018	371,820	$5,804	$12.02	$11.24 - $12.75
Q4 2017	428,580	$7,320	$12.58	$11.67 - $13.45
Q3 2017	548,220	$9,511	$11.94	$11.17 - $12.71
Q2 2017	594,670	$10,199	$12.60	$11.87 - $13.74
Q1 2017	722,520	$13,020	$13.25	$12.48 - $14.60
Q4 2016	803,320	$16,042	$12.83	$10.62 - $14.77
Q3 2016	935,320	$15,059	$11.05	$10.21 - $11.62
Q2 2016	967,690	$14,350	$11.05	$10.16 - $11.71
Q1 2016	978,240	$16,082	$10.99	$10.14 - $11.78
Q4 2015	1,124,550	$17,903	$11.03	$10.30 - $11.53
Q3 2015	983,866	$14,965	$10.60	$10.22 - $11.05
Q2 2015	909,463	$13,687	$10.27	$9.95 - $10.63
Q1 2015	865,583	$12,828	$10.05	$9.70 - $10.33
Q4 2014	775,233	$11,474	$9.71	$8.69 - $10.45
Q3 2014	715,248	$9,741	$9.00	$8.63 - $9.53
Q2 2014	719,548	$9,434	$8.81	$8.43 - $9.23
Q1 2014	820,817	$10,555	$8.66	$8.30 - $8.98
Q4 2013	983,206	$12,978	$8.59	$8.08 - $9.08
Q3 2013	942,486	$11,442	$8.10	$7.68 - $8.42
Q2 2013	960,956	$11,262	$7.68	$7.31 - $7.98