Northfield Bancorp, Inc. (NFBK) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-07-15

Northfield Bancorp, Inc. (NFBK) has filed 5 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-07-15. 2 Form 8-K material event filings were reported by NFBK in the last 90 days. InsiderAlpha tracks every NFBK SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Northfield Bancorp, Inc. (NFBK)

SEC CIK0001493225

90-Day SEC Filing Activity

Form 4 filings (90d)5
Form 8-K filings (90d)2
Latest Form 4 filing2026-07-15

Recent NFBK Insider Transactions (Form 4)

DateInsiderRoleTransactionSharesPriceValueFiling
Klein Steven MChairman, President & CEOF — Tax withholding / forfeiture9.7K$14.72$143KSEC
Jacobs William R.EVP & PAOF — Tax withholding / forfeiture4.1K$14.72$61KSEC
Lefkowitz RobinEVPF — Tax withholding / forfeiture3.4K$14.72$50KSEC
Tomasello VickieEVP/Chief Risk OfficerF — Tax withholding / forfeiture3.3K$14.72$49KSEC
Fasanella DavidEVPF — Tax withholding / forfeiture3.9K$14.72$57KSEC
Fasanella DavidEVPP — Open-market purchase7.5K$13.07$98KSEC
Stahlin PaulDirectorP — Open-market purchase10.0K$13.19$132KSEC
Jacobs William R.EVP & PAOA — Grant or award7.9K$13.69$109KSEC
Stahlin PaulDirectorA — Grant or award4.4K$13.69$60KSEC
Chapman GilDirectorA — Grant or award4.4K$13.69$60KSEC
Kessler Karen J.DirectorA — Grant or award4.4K$13.69$60KSEC
Kulkarni Rachana ADirectorA — Grant or award4.4K$13.69$60KSEC
Connors John P JrDirectorA — Grant or award4.4K$13.69$60KSEC
Tomasello VickieEVP/Chief Risk OfficerA — Grant or award6.5K$13.69$89KSEC
Harrison Timothy CDirectorA — Grant or award4.4K$13.69$60KSEC

All transactions sourced from SEC EDGAR Form 4 filings for Northfield Bancorp, Inc. (NFBK). Updated in real time as new filings are submitted to the SEC.

Most-Active NFBK Insiders — Last 90 Days

InsiderForm 4 filingsTotal transaction value
Jacobs William R.1$61K
Klein Steven M1$143K
Fasanella David1$57K
Tomasello Vickie1$49K
Lefkowitz Robin1$50K

Recent NFBK Form 8-K Material Events

Recent Insider Filings

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in NFBK insider filings:

POpen-market purchase by the insider
SOpen-market sale by the insider
AGrant, award, or other acquisition from the issuer
MExercise or conversion of derivative security (e.g. options)
FPayment of exercise price or tax liability via share withholding
GBona-fide gift of securities
DDisposition to the issuer (e.g. share buyback participation)
JOther acquisition or disposition
XExercise of in-the-money or at-the-money derivative security
CConversion of derivative security
VTransaction voluntarily reported earlier than required

NFBK Insider Trading — FAQ

What is the latest insider trade for NFBK?
Northfield Bancorp, Inc. (NFBK) had 5 insider filings in the last 90 days, with the most recent on 2026-07-15. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying NFBK stock?
0 insider purchases of NFBK were filed in the last 90 days.
How many insiders are selling NFBK stock?
0 insider sales of NFBK were filed in the last 90 days.
Where can I see NFBK SEC filings (Form 4, 10-K, 10-Q, 8-K)?
InsiderAlpha aggregates every NFBK SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

Learn More

Open the live NFBK dashboard on InsiderAlpha for real-time alerts, charting, and full historical filing search.