NFBK

Northfield Bancorp Inc$14.35 0.63%
FinancialsUSCUSIP 66611T108· EOD Jun 5, 2026◍ Confluence graph
Tracked 13F Holders
121
-7 QoQ
13F Value (tracked)
$341.3M
Insider Net · 180d
$230K
2↑ 0↓
Recent Filings
15
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)24 adding · 20 trimming
Insider net (180d)+$230K

Price & smart-money activity

$14.35 0.63%5Y -11.9%
$6.78$9.84$12.90$15.96$19.02202120222023202420252026181311191813151722112216141616211822221523232319931232420222232720232263923382622842
Hover for who · click for detailEnd-of-day closing prices52w $9.99 – $14.35
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Use NFBK data in an agent

The public view is the crawlable proof. The same sourced dataset is available through REST and MCP for agents, research scripts, and back-office tools.

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Ask your agent who owns NFBK

This stock page is the Follow view. The Build view lets your agent query NFBK owners, fund changes, insider filings, and source links through REST or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/NFBK"
Ask your agent
Use Arkolith to show who owns NFBK,
which funds added or reduced it, and which
SEC filings prove each claim.

Top institutional holders

121 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1BlackRock, Inc.
$70.8M
5.2M
−3.2%
Reduced · −173K sh
Q1 2026
2DIMENSIONAL FUND ADVISORS LP
$34.6M
2.6M
+1.0%
Added · +25K sh
Q1 2026
3VANGUARD GROUP INC
$25.7M
2.2M
+2.2%
Added · +48K sh
Q4 2025
4VANGUARD CAPITAL MANAGEMENT LLC
$22.9M
1.7M
New
+1.7M sh
Q1 2026
5RENAISSANCE TECHNOLOGIES LLC
$17.7M
1.3M
+22%
Added · +233K sh
Q1 2026
6STATE STREET CORP
$14.3M
1.1M
−5.3%
Reduced · −59K sh
Q1 2026
7GEODE CAPITAL MANAGEMENT, LLC
$12.6M
927K
+1.9%
Added · +18K sh
Q1 2026
8AMERICAN CENTURY COMPANIES INC
$11.7M
861K
+23%
Added · +161K sh
Q1 2026
9BALYASNY ASSET MANAGEMENT L.P.
$11.4M
839K
New
+839K sh
Q1 2026
10ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
$10.5M
777K
+3.2%
Added · +24K sh
Q1 2026
11Qube Research & Technologies Ltd
$10.4M
766K
23×
Added · +732K sh
Q1 2026
12TWO SIGMA INVESTMENTS, LP
$7.7M
571K
+92%
Added · +274K sh
Q1 2026
13AQR CAPITAL MANAGEMENT LLC
$6.9M
511K
−24%
Reduced · −165K sh
Q1 2026
14FMR LLC
$4.8M
351K
+14%
Added · +43K sh
Q1 2026
15NORTHERN TRUST CORP
$4.5M
335K
+6.1%
Added · +19K sh
Q1 2026
16LMR Partners LLP
$4.4M
323K
New
+323K sh
Q1 2026
17CHARLES SCHWAB INVESTMENT MANAGEMENT INC
$4.2M
313K
−2.6%
Reduced · −8K sh
Q1 2026
18VANGUARD PORTFOLIO MANAGEMENT LLC
$3.7M
277K
New
+277K sh
Q1 2026
19GOLDMAN SACHS GROUP INC
$3.4M
254K
−22%
Reduced · −73K sh
Q1 2026
20HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC
$3.4M
248K
−59%
Reduced · −355K sh
Q1 2026
21VANGUARD FIDUCIARY TRUST CO
$3.4M
247K
New
+247K sh
Q1 2026
22Bank of New York Mellon Corp
$3.1M
227K
−0.5%
Reduced · −1K sh
Q1 2026
23Verition Fund Management LLC
$3.0M
225K
New
+225K sh
Q1 2026
24O'SHAUGHNESSY ASSET MANAGEMENT, LLC
$3.0M
220K
+0.7%
Added · +2K sh
Q1 2026
25D. E. Shaw & Co., Inc.
$2.9M
213K
+13%
Added · +24K sh
Q1 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Fund activity: latest quarter

Opened (NEW)
8
funds
Added
16
funds
Reduced
20
funds
Exited
0
funds

Insider activity (Form 4)

Full insider page →
Buys · 180d
$230K
2 insiders
Sells · 180d
$0
0 insiders
Net
$230K
2 P/S txns
Signal
Net Buying
open-market
DateInsiderRoleActionSharesValue
Mar 19, 2026Fasanella DavidEVPBuy (P)8K$98K
Mar 17, 2026Stahlin PaulDirectorBuy (P)10K$132K
Feb 4, 2026Fasanella DavidEVPGrant (A)15K$0
Feb 4, 2026Jacobs William R.EVP & PAOGrant (A)16K$0
Feb 4, 2026Kulkarni Rachana ADirectorGrant (A)4K$0
Feb 4, 2026Kessler Karen J.DirectorGrant (A)4K$0
Feb 4, 2026Harrison Timothy CDirectorGrant (A)4K$0
Feb 4, 2026Lefkowitz RobinEVPGrant (A)14K$0
Feb 4, 2026Tomasello VickieEVP/Chief Risk OfficerGrant (A)13K$0
Feb 4, 2026Connors John P JrDirectorGrant (A)4K$0
Feb 4, 2026Chapman GilDirectorGrant (A)4K$0
Feb 4, 2026Patafio Frank P.DirectorGrant (A)4K$0

Institutional ownership over time

122 funds+29 since Q2 2022
065129Q2 2022Q1 2023Q4 2023Q3 2024Q2 2025Q1 2026
funds holding aggregate valuelatest $316.2M

Funds that own NFBK also own

CompanyCo-held byCombined value
MICROSOFT CORPMSFT50 funds$18.8B
ALPHABET INC-CL AGOOGL49 funds$12.0B
META PLATFORMS INC-CLASS AMETA49 funds$9.2B
GENERAL MOTORS COGM49 funds$1.9B
AMAZON.COM INCAMZN48 funds$14.3B
BROADCOM INCAVGO48 funds$11.3B
NVIDIA CORPNVDA47 funds$30.0B
ELI LILLY & COLLY47 funds$5.2B
VISA INC-CLASS A SHARESV47 funds$4.0B
COSTCO WHOLESALE CORPCOST47 funds$3.6B
CHEVRON CORPCVX47 funds$3.2B
UNITEDHEALTH GROUP INCUNH47 funds$2.6B

Ranked by how many of NFBK's institutional holders also hold each name, a cross-fund conviction signal. Via the MCP server (ticker.co_held).

Recent filings

15 shown

Browse more

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for NFBK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes. Every panel above is one call to the Arkolith API & MCP server.