NORTHFIELD BANCORP INC (NFBK) Stock Institutional Trading Activity


NORTHFIELD BANCORP INC (NFBK) position changes reported by tracked institutional filers across multiple SEC 13F reporting periods. Based on recent SEC 13F filings (Q4 2025), investors with some of the largest reported share count changes include Renaissance Technologies LLC and Arbiter Partners Capital Management. Explore insights into buying and selling patterns, position changes, and investment conviction levels to understand institutional trading behavior and market dynamics.

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Portfolio quarterNameTypeQuantityRemainingReported stock balance
Q4 2025Renaissance Technologies LLCSell-63,5001,075,149$12,288,953
Q3 2025Renaissance Technologies LLCSell-127,4001,138,649$13,436,058
Q2 2025Renaissance Technologies LLCBuy61,9001,266,049$14,534,243
Q1 2025Renaissance Technologies LLCBuy26,5001,204,149$13,137,266
Q4 2024Renaissance Technologies LLCSell-109,1001,177,649$13,684,281
Q3 2024Renaissance Technologies LLCSell-150,4001,286,749$14,926,288
Q2 2024Renaissance Technologies LLCBuy41,5001,437,149$13,624,173
Q1 2024Renaissance Technologies LLCBuy95,2501,395,649$13,566
Q4 2023Renaissance Technologies LLCSell-113,2501,300,399$16,359
Q3 2023Renaissance Technologies LLCBuy35,9501,413,649$13,359
Q2 2023Renaissance Technologies LLCSell-14,9001,377,699$15,127
Q1 2023Renaissance Technologies LLCSell-57,1501,392,599$16,405
Q4 2022Renaissance Technologies LLCSell-56,2021,449,749$22,805
Q3 2022Renaissance Technologies LLCSell-218,7001,505,951$21,550
Q2 2022Renaissance Technologies LLCBuy29,5001,724,651$22,472
Q1 2022Renaissance Technologies LLCSell-59,8001,695,151$24,342
Q4 2021Renaissance Technologies LLCBuy38,5001,754,951$28,360
Q3 2021Renaissance Technologies LLCSell-89,1001,716,451$29,454
Q2 2021Renaissance Technologies LLCBuy5,2501,805,551$29,611
Q1 2021Renaissance Technologies LLCSell-203,6501,800,301$28,661
Q4 2020Renaissance Technologies LLCSell-228,9362,003,951$24,709
Q3 2020Renaissance Technologies LLCSell-162,0002,232,887$20,364
Q2 2020Renaissance Technologies LLCSell-58,4502,394,887$27,589
Q1 2020Renaissance Technologies LLCBuy48,2002,453,337$27,453
Q4 2019Renaissance Technologies LLCBuy76,8192,405,137$40,791
Q3 2019Renaissance Technologies LLCBuy104,1502,328,318$37,393
Q2 2019Renaissance Technologies LLCBuy21,3502,224,168$34,719
Q1 2019Renaissance Technologies LLCBuy99,2502,202,818$30,619
Q4 2018Renaissance Technologies LLCBuy10,3002,103,568$28,503
Q3 2018Renaissance Technologies LLCBuy7,7502,093,268$33,325

Frequently asked questions about NFBK activity

  • Which institutional owners are buying NFBK?

    Institutional owners buying NFBK include investors who have either initiated new positions or increased their existing holdings based on recent SEC 13F filings. The activity table above highlights which funds added shares in the latest reporting periods and how their positions changed over time.

  • What does "buy" mean in NFBK activity?

    "Buy" means an investor increased their reported position in NFBK compared to the prior reporting period. This reflects growing exposure to NORTHFIELD BANCORP INC (NFBK) rather than necessarily a brand-new position (though new positions also appear as buys when prior quantity was zero).

  • Is institutional interest in NFBK increasing?

    Institutional interest in NFBK can be assessed by comparing the number of tracked funds adding or increasing positions versus those trimming or exiting across the periods shown. A higher number of additions typically signals increasing participation among large filers, but it should be read alongside position sizes and the full table.