Insider trading activities (stock purchases, sales, and option exercises) reported by insiders of Northfield Bancorp, Inc. (NFBK) since 2015 are shown in Table 1 and Table 2. Table 1 shows the monthly insider trading data of Northfield Bancorp, Inc.. Table 2 shows the detailed insider transactions. This company's CIK number is 1493225.
Total stock buying since 2015: $1,866,663.
Total stock sales since 2015: $28,600,373.
Total stock option exercises since 2015: $22,052,616.
| Insider Buying | Insider Sales | Option Exercises | ||||
|---|---|---|---|---|---|---|
| Year | Shares | Value | Shares | Value | Shares | Value |
| 2025 | 0 | $0 | 24,000 | $274,733 | 0 | $0 |
| 2024 | 75,851 | $598,317 | 22,296 | $292,550 | 0 | $0 |
| 2023 | 10,000 | $99,210 | 13,987 | $203,610 | 0 | $0 |
| 2022 | 8,751 | $130,801 | 63,404 | $991,791 | 110,016 | $1,444,510 |
| 2021 | 7,593 | $117,157 | 49,241 | $815,351 | 172,224 | $2,426,435 |
| 2020 | 67,175 | $704,650 | 61,000 | $763,702 | 0 | $0 |
| 2019 | 5,000 | $73,850 | 268,442 | $4,245,278 | 485,565 | $6,026,328 |
| 2018 | 8,571 | $114,607 | 436,523 | $7,042,272 | 936,937 | $6,638,510 |
| 2017 | 0 | $0 | 354,054 | $6,389,338 | 364,220 | $2,580,519 |
| 2016 | 1,000 | $14,760 | 393,018 | $7,081,988 | 377,675 | $2,936,314 |
| 2015 | 900 | $13,311 | 33,672 | $499,760 | 0 | $0 |
| Trading Period | Insider Buying | Insider Sales | Option Exercises | |||
|---|---|---|---|---|---|---|
| year-month | Shares | Value | Shares | Value | Shares | Value |
| 2025-06 | 0 | $0 | 8,000 | $93,279 | 0 | $0 |
| 2025-04 | 0 | $0 | 5,000 | $50,664 | 0 | $0 |
| 2025-02 | 0 | $0 | 11,000 | $130,790 | 0 | $0 |
| 2024-12 | 0 | $0 | 22,296 | $292,550 | 0 | $0 |
| 2024-06 | 74,561 | $586,849 | 0 | $0 | 0 | $0 |
| 2024-05 | 1,290 | $11,468 | 0 | $0 | 0 | $0 |
| 2023-09 | 10,000 | $99,210 | 0 | $0 | 0 | $0 |
| 2023-02 | 0 | $0 | 9,187 | $133,919 | 0 | $0 |
| 2023-01 | 0 | $0 | 4,800 | $69,691 | 0 | $0 |
| 2022-12 | 0 | $0 | 6,324 | $101,348 | 7,500 | $98,475 |
| 2022-10 | 0 | $0 | 40,516 | $642,786 | 102,516 | $1,346,035 |
| 2022-08 | 4,000 | $59,516 | 12,265 | $182,368 | 0 | $0 |
| 2022-03 | 3,751 | $55,799 | 3,100 | $46,583 | 0 | $0 |
| 2022-02 | 0 | $0 | 1,199 | $18,706 | 0 | $0 |
| 2022-01 | 1,000 | $15,486 | 0 | $0 | 0 | $0 |
| 2021-11 | 0 | $0 | 1,743 | $30,399 | 45,744 | $765,754 |
| 2021-09 | 1,000 | $16,311 | 8,000 | $131,139 | 0 | $0 |
| 2021-08 | 0 | $0 | 9,000 | $152,091 | 91,996 | $1,207,907 |
| 2021-06 | 1,000 | $16,538 | 27,000 | $453,600 | 34,484 | $452,774 |
| 2021-05 | 2,843 | $46,593 | 0 | $0 | 0 | $0 |
| 2021-03 | 1,000 | $15,665 | 2,846 | $39,431 | 0 | $0 |
| 2021-02 | 0 | $0 | 652 | $8,691 | 0 | $0 |
| 2021-01 | 1,750 | $22,050 | 0 | $0 | 0 | $0 |
| 2020-12 | 1,050 | $12,304 | 4,000 | $48,600 | 0 | $0 |
| Trade Date | Insider Name | Trade Type | Shares | Price ($) | Value ($) |
|---|---|---|---|---|---|
| 2025-06-20 | Stahlin Paul (Director) | Sale | 4,769 | 11.66 | 55,606 |
| 2025-06-18 | Stahlin Paul (Director) | Sale | 3,231 | 11.66 | 37,673 |
| 2025-04-28 | Patafio Frank P. (Director) | Sale | 5,000 | 10.13 | 50,664 |
| 2025-02-19 | Chapman Gil (Director) | Sale | 11,000 | 11.89 | 130,790 |
| 2024-12-17 | Catino Annette (Director) | Sale | 296 | 13.21 | 3,910 |
| 2024-12-16 | Catino Annette (Director) | Sale | 22,000 | 13.12 | 288,640 |
| 2024-06-13 | Kulkarni Rachana A (Director) | Buy | 10,000 | 7.92 | 79,220 |
| 2024-06-13 | Fasanella David (EVP) | Buy | 1,000 | 7.79 | 7,790 |
| 2024-06-12 | Patafio Frank P. (Director) | Buy | 10,000 | 8.14 | 81,400 |
| 2024-06-12 | Harrison Timothy C (Director) | Buy | 10,000 | 8.16 | 81,560 |
| 2024-06-12 | Catino Annette (Director) | Buy | 15,000 | 8.10 | 121,485 |
| 2024-06-11 | Jacobs William R. (EVP & PAO) | Buy | 1,000 | 7.55 | 7,550 |
| 2024-06-11 | Klein Steven M (Chairman, President & CEO) | Buy | 11,061 | 7.56 | 83,621 |
| 2024-06-11 | Connors John P Jr (Director) | Buy | 6,500 | 7.52 | 48,893 |
| 2024-06-10 | Ryan Patrick Louis (Director) | Buy | 10,000 | 7.53 | 75,330 |
| 2024-05-02 | Harrison Timothy C (Director) | Buy | 1,290 | 8.89 | 11,468 |
| 2023-09-19 | Ryan Patrick Louis | Buy | 10,000 | 9.92 | 99,210 |
| 2023-02-21 | Fasanella David (EVP) | Sale | 219 | 14.66 | 3,210 |
| 2023-02-21 | Lefkowitz Robin (EVP) | Sale | 194 | 14.66 | 2,844 |
| 2023-02-21 | Klein Steven M (Chairman, President & CEO) | Sale | 486 | 14.67 | 7,128 |
| 2023-02-13 | Patafio Frank P. | Sale | 3,400 | 14.60 | 49,633 |
| 2023-02-01 | Fasanella David (EVP) | Sale | 883 | 14.55 | 12,844 |
| 2023-02-01 | Lefkowitz Robin (EVP) | Sale | 907 | 14.55 | 13,194 |
| 2023-02-01 | Jacobs William R. (EVP & PAO) | Sale | 940 | 14.55 | 13,676 |
| 2023-02-01 | Klein Steven M (Chairman, President & CEO) | Sale | 2,158 | 14.55 | 31,390 |
| 2023-01-30 | Chapman Gil | Sale | 4,800 | 14.52 | 69,691 |
| 2022-12-01 | Connors John P Jr | Sale | 6,324 | 16.03 | 101,348 |
| 2022-12-01 | Connors John P Jr | Option Ex | 7,500 | 13.13 | 98,475 |
| 2022-10-31 | Klein Steven M (Chairman, President & CEO) | Option Ex | 62,000 | 13.13 | 814,060 |
| 2022-10-28 | Patafio Frank P. | Sale | 40,516 | 15.87 | 642,786 |
| 2022-10-28 | Patafio Frank P. | Option Ex | 40,516 | 13.13 | 531,975 |
| 2022-08-11 | Connors John P Jr | Buy | 4,000 | 14.88 | 59,516 |
| 2022-08-10 | Ryan Patrick Louis | Sale | 12,265 | 14.87 | 182,368 |
| 2022-03-10 | Klein Steven M (Chairman, President & CEO) | Buy | 3,751 | 14.88 | 55,799 |
| 2022-03-01 | Chapman Gil | Sale | 3,100 | 15.03 | 46,583 |
| 2022-02-18 | Lefkowitz Robin (EVP) | Sale | 191 | 15.70 | 2,998 |
| 2022-02-18 | Jacobs William R. (EVP & PAO) | Sale | 230 | 15.70 | 3,611 |
| 2022-02-01 | Lefkowitz Robin (EVP) | Sale | 382 | 15.55 | 5,940 |
| 2022-02-01 | Jacobs William R. (EVP & PAO) | Sale | 396 | 15.55 | 6,157 |
| 2022-01-31 | Fasanella David (EVP) | Buy | 1,000 | 15.49 | 15,486 |
| 2021-11-19 | Lefkowitz Robin (EVP) | Sale | 1,743 | 17.44 | 30,399 |
| 2021-11-01 | Ryan Patrick Louis | Option Ex | 45,744 | 16.74 | 765,754 |
| 2021-09-17 | Lefkowitz Robin (EVP) | Sale | 3,000 | 16.24 | 48,719 |
| 2021-09-14 | Fasanella David (EVP) | Buy | 1,000 | 16.31 | 16,311 |
| 2021-09-13 | Ryan Patrick Louis | Sale | 5,000 | 16.48 | 82,420 |
| 2021-08-06 | Lefkowitz Robin (EVP) | Sale | 9,000 | 16.90 | 152,091 |
| 2021-08-05 | Klein Steven M (Chairman, President & CEO) | Option Ex | 91,996 | 13.13 | 1,207,907 |
| 2021-06-17 | Fasanella David (EVP) | Buy | 1,000 | 16.54 | 16,538 |
| 2021-06-16 | Patafio Frank P. | Sale | 27,000 | 16.80 | 453,600 |
| 2021-06-16 | Patafio Frank P. | Option Ex | 34,484 | 13.13 | 452,774 |
| 2021-05-13 | French Tara L (EVP/Chief Risk Officer) | Buy | 1,843 | 16.35 | 30,133 |
| 2021-05-11 | Fasanella David (EVP) | Buy | 1,000 | 16.46 | 16,460 |
| 2021-03-17 | Fasanella David (EVP) | Buy | 1,000 | 15.66 | 15,665 |
| 2021-03-01 | Chapman Gil | Sale | 2,846 | 13.86 | 39,431 |
| 2021-02-18 | French Tara L (EVP/Chief Admin. Officer) | Sale | 227 | 13.33 | 3,025 |
| 2021-02-18 | Lefkowitz Robin (EVP) | Sale | 184 | 13.34 | 2,454 |
| 2021-02-18 | Jacobs William R. (EVP & PAO) | Sale | 241 | 13.33 | 3,212 |
| 2021-01-29 | Fasanella David (EVP) | Buy | 1,750 | 12.60 | 22,050 |
| 2020-12-15 | Patafio Frank P. | Sale | 4,000 | 12.15 | 48,600 |
| 2020-12-11 | Fasanella David (EVP) | Buy | 1,050 | 11.72 | 12,304 |
| 2020-11-04 | Fasanella David (EVP) | Buy | 200 | 9.94 | 1,988 |
| 2020-09-18 | Klein Steven M (President & CEO) | Buy | 7,500 | 9.80 | 73,500 |
| 2020-09-16 | Ryan Patrick Louis | Buy | 2,500 | 9.87 | 24,674 |
| 2020-09-11 | Fasanella David (EVP) | Buy | 1,125 | 9.75 | 10,968 |
| 2020-08-21 | Connors John P Jr | Buy | 1,000 | 9.63 | 9,630 |
| 2020-08-03 | Stahlin Paul | Buy | 4,200 | 9.50 | 39,900 |
| 2020-07-31 | Stahlin Paul | Buy | 5,800 | 9.38 | 54,386 |
| 2020-07-31 | Fasanella David (EVP) | Buy | 1,000 | 9.50 | 9,499 |
| 2020-05-12 | Stahlin Paul | Buy | 5,000 | 10.27 | 51,335 |
| 2020-05-11 | Fasanella David (EVP) | Buy | 1,000 | 10.88 | 10,877 |
| 2020-05-11 | Ryan Patrick Louis | Buy | 2,500 | 10.83 | 27,067 |
| 2020-05-06 | French Tara L (EVP/Chief Admin. Officer) | Buy | 1,750 | 10.83 | 18,952 |
| 2020-05-06 | Klein Steven M (President & CEO) | Buy | 10,000 | 10.65 | 106,500 |
| 2020-05-05 | Stahlin Paul | Buy | 2,000 | 10.97 | 21,934 |
| 2020-05-01 | Stahlin Paul | Buy | 8,000 | 10.92 | 87,328 |
| 2020-05-01 | Klein Steven M (President & CEO) | Buy | 9,000 | 11.00 | 99,000 |
| 2020-03-17 | Widmer Michael J (EVP) | Sale | 10,000 | 12.00 | 120,000 |
| 2020-03-13 | Widmer Michael J (EVP) | Sale | 20,000 | 11.78 | 235,680 |
| 2020-03-13 | Connors John P Jr | Buy | 2,100 | 11.82 | 24,813 |
| 2020-03-12 | Widmer Michael J (EVP) | Sale | 10,000 | 11.37 | 113,680 |
| 2020-03-06 | French Tara L (EVP/Chief Admin. Officer) | Buy | 1,450 | 13.79 | 19,995 |
| 2020-03-03 | Widmer Michael J (EVP) | Sale | 10,000 | 14.70 | 147,000 |
| 2020-03-02 | Chapman Gil | Sale | 7,000 | 14.11 | 98,742 |
| 2019-11-25 | Catino Annette | Sale | 10,000 | 16.96 | 169,620 |
| 2019-11-18 | Lefkowitz Robin (EVP) | Sale | 1,544 | 16.94 | 26,150 |
| 2019-10-31 | Ryan Patrick Louis | Sale | 5,000 | 16.96 | 84,800 |
| 2019-09-19 | Widmer Michael J (EVP) | Sale | 8,081 | 16.00 | 129,296 |
| 2019-09-12 | Alexander John Wade | Sale | 50,000 | 16.12 | 806,150 |
| 2019-09-12 | Alexander John Wade | Option Ex | 150,000 | 13.13 | 1,969,500 |
| 2019-09-12 | Widmer Michael J (EVP) | Sale | 12,301 | 16.17 | 198,931 |
| 2019-09-11 | Alexander John Wade | Sale | 25,213 | 16.09 | 405,626 |
| 2019-09-11 | Widmer Michael J (EVP) | Sale | 27,699 | 16.06 | 444,735 |
| 2019-09-11 | Widmer Michael J (EVP) | Option Ex | 170,000 | 13.13 | 2,232,100 |
| 2019-09-10 | Alexander John Wade | Sale | 12,998 | 15.90 | 206,720 |
| 2019-09-05 | Alexander John Wade | Sale | 863 | 15.90 | 13,726 |
| 2019-08-01 | Alexander John Wade | Sale | 780 | 15.90 | 12,402 |
| 2019-07-31 | Alexander John Wade | Sale | 10,746 | 15.90 | 170,839 |
| 2019-07-30 | Alexander John Wade | Sale | 2,400 | 15.91 | 38,179 |
| 2019-07-29 | Jacobs William R. (EVP & PAO) | Sale | 6,800 | 15.97 | 108,582 |
| 2019-07-26 | Jacobs William R. (EVP & PAO) | Option Ex | 95,000 | 13.95 | 1,324,775 |
| 2019-07-26 | Widmer Michael J (EVP) | Sale | 20,000 | 16.03 | 320,520 |
| 2019-06-18 | Scura Patrick E Jr | Sale | 6,000 | 15.24 | 91,458 |
| 2019-06-17 | Patafio Frank P. | Sale | 4,500 | 15.22 | 68,485 |
| 2019-06-13 | Lefkowitz Robin (EVP) | Sale | 769 | 15.25 | 11,730 |
| 2019-06-13 | Jacobs William R. (EVP & PAO) | Sale | 1,953 | 15.25 | 29,783 |
| 2019-06-13 | Klein Steven M (President & CEO) | Sale | 13,626 | 15.18 | 206,815 |
| 2019-06-13 | Widmer Michael J (EVP) | Sale | 4,114 | 15.18 | 62,454 |
| 2019-06-06 | Scura Patrick E Jr | Sale | 2,500 | 15.26 | 38,142 |
| 2019-06-03 | Lefkowitz Robin (EVP) | Sale | 2,000 | 15.20 | 30,400 |
| 2019-06-03 | Ryan Patrick Louis | Sale | 5,000 | 15.20 | 76,000 |
| 2019-05-30 | Stahlin Paul | Buy | 4,500 | 14.80 | 66,600 |
| 2019-05-28 | Jacobs William R. (EVP & PAO) | Sale | 1,575 | 15.09 | 23,768 |
| 2019-05-28 | Klein Steven M (President & CEO) | Sale | 4,406 | 15.10 | 66,508 |
| 2019-05-28 | Widmer Michael J (EVP) | Sale | 1,574 | 15.09 | 23,753 |
| 2019-05-23 | Chapman Gil | Sale | 3,000 | 14.80 | 44,400 |
| 2019-03-18 | Doherty Kenneth J (EVP & Senior Credit Advisor) | Sale | 10,000 | 14.56 | 145,640 |
| 2019-03-12 | Stahlin Paul | Buy | 500 | 14.50 | 7,250 |
| 2019-02-15 | Lefkowitz Robin (EVP) | Sale | 2,500 | 14.65 | 36,625 |
| 2019-02-14 | Lefkowitz Robin (EVP) | Sale | 2,500 | 14.55 | 36,385 |
| 2019-02-06 | Chapman Gil | Sale | 8,000 | 14.58 | 116,656 |
| 2019-01-25 | Doherty Kenneth J (EVP & Senior Credit Advisor) | Option Ex | 70,565 | 7.08 | 499,953 |
| 2018-12-18 | Connors John P Jr | Option Ex | 7,220 | 7.08 | 51,153 |
| 2018-12-14 | Connors John P Jr | Option Ex | 20,000 | 7.08 | 141,700 |
| 2018-12-13 | Connors John P Jr | Sale | 8,873 | 13.39 | 118,791 |
| 2018-12-12 | Connors John P Jr | Option Ex | 20,000 | 7.08 | 141,700 |
| 2018-11-30 | Connors John P Jr | Option Ex | 10,000 | 7.08 | 70,850 |
| 2018-11-28 | Connors John P Jr | Option Ex | 10,000 | 7.08 | 70,850 |
| 2018-11-26 | Connors John P Jr | Option Ex | 10,000 | 7.08 | 70,850 |
| 2018-11-23 | Klein Steven M (President & CEO) | Option Ex | 82,730 | 7.08 | 586,142 |
| 2018-11-12 | Lefkowitz Robin (EVP) | Sale | 2,000 | 13.75 | 27,500 |
| 2018-11-09 | French Tara L (EVP/Chief Admin. Officer) | Buy | 2,500 | 13.70 | 34,250 |
| 2018-10-31 | Catino Annette | Buy | 6,000 | 13.20 | 79,182 |
| 2018-09-10 | Connors John P Jr | Sale | 2,500 | 16.05 | 40,117 |
| 2018-08-31 | Lefkowitz Robin (EVP) | Sale | 2,231 | 16.30 | 36,365 |
| 2018-08-27 | Connors John P Jr | Sale | 2,500 | 16.62 | 41,550 |
| 2018-08-23 | Widmer Michael J (EVP) | Buy | 71 | 16.55 | 1,175 |
| 2018-08-21 | Lefkowitz Robin (EVP) | Option Ex | 11,856 | 7.08 | 83,999 |
| 2018-08-13 | Lefkowitz Robin (EVP) | Sale | 2,000 | 16.30 | 32,600 |
| 2018-08-08 | Lefkowitz Robin (EVP) | Sale | 1,000 | 16.20 | 16,200 |
| 2018-06-19 | Alexander John Wade | Sale | 15,726 | 16.78 | 263,913 |
| 2018-06-19 | Widmer Michael J (EVP) | Sale | 15,895 | 16.75 | 266,320 |
| 2018-06-19 | Connors John P Jr | Option Ex | 10,000 | 7.08 | 70,850 |
| 2018-06-18 | Lefkowitz Robin (EVP) | Sale | 1,000 | 16.65 | 16,650 |
| 2018-06-15 | Doherty Kenneth J (EVP & Chief Lending Officer) | Option Ex | 58,291 | 7.08 | 412,991 |
| 2018-06-15 | Scura Patrick E Jr | Sale | 6,000 | 16.35 | 98,118 |
| 2018-06-13 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 16,000 | 16.36 | 261,744 |
| 2018-06-12 | Lefkowitz Robin (EVP) | Sale | 763 | 16.39 | 12,509 |
| 2018-06-12 | Jacobs William R. (EVP & PAO) | Sale | 2,166 | 16.41 | 35,554 |
| 2018-06-12 | Widmer Michael J (EVP) | Sale | 4,542 | 16.41 | 74,552 |
| 2018-06-12 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 5,588 | 16.42 | 91,749 |
| 2018-06-06 | Widmer Michael J (EVP) | Sale | 10,000 | 16.75 | 167,500 |
| 2018-06-06 | Scura Patrick E Jr | Sale | 13,021 | 16.65 | 216,851 |
| 2018-06-05 | Klein Steven M (President & CEO) | Sale | 10,000 | 16.56 | 165,560 |
| 2018-06-04 | Lefkowitz Robin (EVP) | Sale | 1,000 | 16.60 | 16,600 |
| 2018-06-04 | Alexander John Wade | Sale | 10,027 | 16.55 | 165,926 |
| 2018-06-04 | Widmer Michael J (EVP) | Sale | 8,654 | 16.50 | 142,791 |
| 2018-06-01 | Widmer Michael J (EVP) | Sale | 2,640 | 16.50 | 43,560 |
| 2018-05-30 | Doherty Kenneth J (EVP & Chief Lending Officer) | Option Ex | 29,000 | 7.08 | 205,465 |
| 2018-05-29 | Jacobs William R. (EVP & PAO) | Sale | 1,750 | 16.10 | 28,169 |
| 2018-05-29 | Klein Steven M (President & CEO) | Sale | 4,899 | 16.10 | 78,854 |
| 2018-05-29 | Widmer Michael J (EVP) | Sale | 1,752 | 16.08 | 28,172 |
| 2018-05-29 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 10,802 | 16.11 | 174,074 |
| 2018-05-18 | Connors John P Jr | Option Ex | 10,000 | 7.08 | 70,850 |
| 2018-05-16 | Doherty Kenneth J (EVP & Chief Lending Officer) | Option Ex | 30,000 | 7.08 | 212,550 |
| 2018-05-15 | Alexander John Wade | Sale | 60,557 | 16.02 | 970,002 |
| 2018-05-14 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 7,400 | 15.87 | 117,460 |
| 2018-05-14 | Doherty Kenneth J (EVP & Chief Lending Officer) | Option Ex | 45,000 | 7.08 | 318,825 |
| 2018-05-11 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 10,000 | 15.96 | 159,570 |
| 2018-05-10 | Alexander John Wade | Sale | 34,836 | 16.03 | 558,316 |
| 2018-05-10 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 2,449 | 16.19 | 39,639 |
| 2018-05-09 | Alexander John Wade | Sale | 529 | 16.02 | 8,474 |
| 2018-05-09 | Alexander John Wade | Option Ex | 170,400 | 7.08 | 1,207,284 |
| 2018-05-04 | Klein Steven M (President & CEO) | Sale | 19,253 | 16.10 | 310,031 |
| 2018-05-04 | Klein Steven M (President & CEO) | Option Ex | 70,000 | 7.08 | 495,950 |
| 2018-05-01 | Klein Steven M (President & CEO) | Option Ex | 40,000 | 7.08 | 283,400 |
| 2018-04-30 | Klein Steven M (President & CEO) | Sale | 10,747 | 16.02 | 172,177 |
| 2018-03-06 | Patafio Frank P. | Sale | 5,000 | 16.10 | 80,485 |
| 2018-02-23 | Chapman Gil | Sale | 2,403 | 16.10 | 38,688 |
| 2018-02-22 | Chapman Gil | Sale | 3,000 | 16.25 | 48,750 |
| 2018-02-21 | Chapman Gil | Sale | 9,000 | 16.29 | 146,583 |
| 2018-02-20 | Chapman Gil | Sale | 4,351 | 16.28 | 70,829 |
| 2018-02-16 | Chapman Gil | Sale | 10,162 | 16.19 | 164,492 |
| 2018-02-15 | Chapman Gil | Sale | 6,000 | 16.00 | 96,000 |
| 2018-02-13 | Scura Patrick E Jr | Sale | 20,000 | 15.74 | 314,760 |
| 2018-02-09 | Widmer Michael J (EVP) | Sale | 10,000 | 15.56 | 155,600 |
| 2018-02-09 | Scura Patrick E Jr | Sale | 33,905 | 15.65 | 530,714 |
| 2018-02-05 | Chapman Gil | Sale | 4,102 | 16.72 | 68,585 |
| 2018-02-02 | Chapman Gil | Sale | 12,000 | 16.74 | 200,879 |
| 2018-02-02 | Catino Annette | Option Ex | 97,220 | 7.08 | 688,803 |
| 2018-02-01 | Scura Patrick E Jr | Option Ex | 63,000 | 7.09 | 446,670 |
| 2018-01-31 | Scura Patrick E Jr | Option Ex | 30,000 | 7.08 | 212,550 |
| 2018-01-29 | Klein Steven M (President & CEO) | Sale | 7,500 | 17.06 | 127,949 |
| 2018-01-26 | Klein Steven M (President & CEO) | Option Ex | 25,000 | 7.08 | 177,125 |
| 2018-01-26 | Chapman Gil | Option Ex | 87,220 | 7.08 | 617,953 |
| 2017-11-20 | Lefkowitz Robin (EVP) | Sale | 2,000 | 17.00 | 34,000 |
| 2017-08-25 | Lefkowitz Robin (EVP) | Sale | 1,000 | 16.00 | 16,000 |
| 2017-06-14 | Scura Patrick E Jr | Sale | 8,483 | 17.41 | 147,689 |
| 2017-06-08 | Scura Patrick E Jr | Option Ex | 4,220 | 7.09 | 29,919 |
| 2017-06-06 | Scura Patrick E Jr | Sale | 2,503 | 16.59 | 41,524 |
| 2017-06-01 | Alexander John Wade (Chairman & CEO) | Sale | 15,034 | 16.57 | 249,128 |
| 2017-05-31 | Alexander John Wade (Chairman & CEO) | Sale | 4,966 | 16.51 | 82,003 |
| 2017-05-23 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 6,168 | 16.91 | 104,300 |
| 2017-05-17 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 832 | 16.93 | 14,081 |
| 2017-05-10 | Jacobs William R. (EVP & PAO) | Sale | 5,000 | 17.82 | 89,120 |
| 2017-05-03 | Klein Steven M (President & COO) | Sale | 25,000 | 18.12 | 453,000 |
| 2017-03-15 | Scura Patrick E Jr | Sale | 9,000 | 18.21 | 163,890 |
| 2017-02-22 | Chapman Gil | Sale | 6,117 | 18.56 | 113,525 |
| 2017-02-21 | Alexander John Wade (Chairman & CEO) | Sale | 52,312 | 18.47 | 966,098 |
| 2017-02-17 | Alexander John Wade (Chairman & CEO) | Sale | 75,000 | 18.27 | 1,369,949 |
| 2017-02-16 | Alexander John Wade (Chairman & CEO) | Sale | 50,000 | 18.12 | 906,100 |
| 2017-02-16 | Widmer Michael J (EVP) | Sale | 35,539 | 18.08 | 642,545 |
| 2017-02-15 | Alexander John Wade (Chairman & CEO) | Sale | 25,000 | 18.12 | 452,925 |
| 2017-02-14 | Alexander John Wade (Chairman & CEO) | Sale | 10,000 | 18.11 | 181,149 |
| 2017-02-13 | Alexander John Wade (Chairman & CEO) | Option Ex | 350,000 | 7.08 | 2,479,750 |
| 2017-01-30 | Jacobs William R. (EVP & PAO) | Sale | 12,100 | 18.05 | 218,344 |
| 2017-01-30 | Chapman Gil | Sale | 8,000 | 18.00 | 143,968 |
| 2017-01-27 | Chapman Gil | Option Ex | 10,000 | 7.08 | 70,850 |
| 2016-12-19 | Alexander John Wade (Chairman & CEO) | Sale | 83,405 | 19.57 | 1,631,985 |
| 2016-12-19 | Klein Steven M (President & COO) | Option Ex | 56,452 | 7.08 | 399,962 |
| 2016-12-16 | Patafio Frank P. | Sale | 5,000 | 20.16 | 100,785 |
| 2016-12-16 | Alexander John Wade (Chairman & CEO) | Sale | 38,620 | 19.82 | 765,293 |
| 2016-12-16 | Alexander John Wade (Chairman & CEO) | Option Ex | 85,803 | 10.11 | 867,296 |
| 2016-12-16 | Widmer Michael J (EVP) | Sale | 16,982 | 20.25 | 343,885 |
| 2016-12-16 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 15,220 | 19.71 | 299,986 |
| 2016-12-15 | Ryan Patrick Louis | Sale | 61,560 | 20.24 | 1,245,974 |
| 2016-12-15 | Widmer Michael J (EVP) | Sale | 15,227 | 20.28 | 308,803 |
| 2016-08-25 | Scura Patrick E Jr | Sale | 2,500 | 15.88 | 39,702 |
| 2016-06-15 | Connors John P Jr | Buy | 1,000 | 14.76 | 14,760 |
| 2016-06-13 | Scura Patrick E Jr | Sale | 2,500 | 15.23 | 38,085 |
| 2016-06-01 | Patafio Frank P. | Sale | 1,000 | 15.62 | 15,621 |
| 2016-06-01 | Lamberti Susan | Sale | 3,000 | 15.52 | 46,569 |
| 2016-05-04 | Klein Steven M (President & COO) | Option Ex | 14,113 | 7.08 | 99,990 |
| 2016-03-17 | Bowen John R | Sale | 3,000 | 16.06 | 48,183 |
| 2016-03-04 | Widmer Michael J (EVP) | Option Ex | 221,307 | 7.09 | 1,569,066 |
| 2016-02-22 | Ryan Patrick Louis | Sale | 40,000 | 15.35 | 613,920 |
| 2016-02-16 | Patafio Frank P. | Sale | 1,000 | 15.37 | 15,374 |
| 2016-02-05 | Ryan Patrick Louis | Sale | 41,533 | 15.06 | 625,486 |
| 2016-02-04 | Ryan Patrick Louis | Sale | 56,471 | 15.07 | 851,017 |
| 2016-02-01 | Chapman Gil | Sale | 6,000 | 15.22 | 91,320 |
| 2015-11-30 | Bowen John R (Director) | Sale | 2,600 | 15.89 | 41,314 |
| 2015-11-05 | Patafio Frank P. (Director) | Sale | 1,000 | 16.04 | 16,040 |
| 2015-09-02 | Scura Patrick E Jr (Director) | Sale | 2,500 | 14.79 | 36,975 |
| 2015-08-31 | Connors John P Jr (Director) | Buy | 900 | 14.79 | 13,311 |
| 2015-06-18 | Patafio Frank P. (Director) | Sale | 1,000 | 14.83 | 14,830 |
| 2015-03-17 | Alexander John Wade (Chairman & CEO) | Sale | 15,000 | 14.79 | 221,775 |
| 2015-03-12 | Widmer Michael J (EVP) | Sale | 5,549 | 14.60 | 81,015 |
| 2015-03-09 | Widmer Michael J (EVP) | Sale | 3,850 | 14.62 | 56,287 |
| 2015-02-19 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 962 | 14.48 | 13,929 |
| 2015-02-17 | Doherty Kenneth J (EVP & Chief Lending Officer) | Sale | 1,211 | 14.53 | 17,595 |
Insider trading activities including stock purchases, stock sales, and option exercises of NFBK listed in the above tables cannot be completely guaranteed as to their accuracy. For more insider trading information of Northfield Bancorp, Inc. (symbol NFBK, CIK number 1493225) see the Securities and Exchange Commission (SEC) website.