Northfield Bancorp

NFBK • NASDAQ

Northfield Bancorp is a banks - regional company in the financial services sector on NASDAQ, led by Steven M. Klein, with a market cap of $509.1M. As of Q3 2025, 59% of shares are held by 170 institutional investors, with BlackRock, Inc. as the largest holder at 13.19%.

Chief Executive OfficerSteven M. Klein

Market Cap$509.1M

Banks - Regional

Financial Services

Employees404.0

Websiteenorthfield.com

Country

United States of America

Overview

Overview of institutional ownership in NFBK as of Q3 2025 with a market cap of $493.4M

All Institutions

Institutions: 170
Value Held: $290.9M
Shares Held: 24.6M
Avg Position: $1.7M
Median Position: $264.2K

Hedge Funds

Hedge Funds: 24
Value Held: $49.0M
Shares Held: 4.2M
Avg Position: $2.0M
Median Position: $621.2K

Ownership Breakdown

Institutional (non-HF)

49.03%

$241.9M

Hedge Funds

9.93%

$49.0M

Retail & Other

41.05%

$202.5M

Based on market cap of $493.4M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in NFBK as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
BlackRock, Inc. Institution	Laurence D. Fink CEO	$65.1M 0.00% of portfolio	13.19% 5.5M shares	≤ Q2 2013 Held for 12y 5m+	$5.67T
DIMENSIONAL FUND ADVISORS LP Long Only Manager	David Paul Butler CEO	$30.8M 0.01% of portfolio	6.24% 2.6M shares	≤ Q2 2013 Held for 12y 5m+	$466.32B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$25.9M 0.00% of portfolio	5.26% 2.2M shares	≤ Q2 2013 Held for 12y 5m+	$6.69T
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$14.5M 0.00% of portfolio	2.94% 1.2M shares	≤ Q2 2013 Held for 12y 5m+	$2.88T
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	David Allen Lippe CEO	$13.4M 0.02% of portfolio	2.72% 1.1M shares	≤ Q2 2013 Held for 12y 5m+	$75.8B
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$10.9M 0.00% of portfolio	2.21% 922.1K shares	≤ Q2 2013 Held for 12y 5m+	$1.57T
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	Anthony Ryan CEO	$8.3M 0.01% of portfolio	1.67% 699.6K shares	Q3 2023 Held for 2y 2m	$158.92B
A AMERICAN CENTURY COMPANIES INC Institution	-	$7.9M 0.00% of portfolio	1.59% 665.8K shares	Q2 2021 Held for 4y 5m	$195.93B
AQR CAPITAL MANAGEMENT LLC Hedge Fund•Multi-Strategy	John Mihn Soo Liew Founder	$7.7M 0.00% of portfolio	1.56% 653.7K shares	Q3 2016 Held for 9y 2m	$156.17B
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC Long Only Manager	Scott Hoy Mcbride CEO	$7.0M 0.02% of portfolio	1.42% 593.1K shares	Q4 2017 Held for 7y 11m	$32.2B

Net Capital Flow

Institutional buying and selling activity for NFBK in Q3 2025

Traded: +$4.9M
Buyers: 88
Sellers: 66
Total Bought: +$26.7M
Total Sold: −$21.8M
Avg Position: $1.5M

Biggest Buyers

Institution	Net Bought	Current Position
Hillsdale Investment Management Inc. Long Only Manager	+$3.8M +325.4K shares	$6.3M 532.9K shares
BANK OF AMERICA CORP /DE/ Institution	+$2.3M +191.1K shares	$3.5M 296.1K shares
AQR CAPITAL MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$2.1M +179.7K shares	$7.7M 653.7K shares
A Assenagon Asset Management S.A. Institution	+$1.9M +164.5K shares	$1.9M 164.5K shares
FIRST TRUST ADVISORS LP ETF Provider	+$1.3M +107.6K shares	$1.6M 138.2K shares
ARROWSTREET CAPITAL LIMITED PARTNERSHIP Hedge Fund•Quant	+$1.2M +101.8K shares	$8.3M 699.6K shares
TUDOR INVESTMENT CORP ET AL Hedge Fund•Multi-Strategy	+$1.2M +99.8K shares	$1.2M 99.8K shares
O'SHAUGHNESSY ASSET MANAGEMENT, LLC Long Only Manager	+$1.1M +90.6K shares	$1.3M 109.7K shares
Fourthstone LLC Hedge Fund•Long/Short	+$1.0M +87.8K shares	$1.0M 87.8K shares
LAZARD ASSET MANAGEMENT LLC Long Only Manager	+$878.3K +74.4K shares	$1.0M 87.2K shares

Biggest Sellers

Institution	Net Sold	Current Position
HOTCHKIS & WILEY CAPITAL MANAGEMENT LLC Long Only Manager	−$3.9M −333.7K shares	$7.0M 593.1K shares
ZACKS INVESTMENT MANAGEMENT RIA/Wealth	−$3.1M −265.9K shares	Sold Off 0 shares
VANGUARD GROUP INC Institution	−$1.6M −133.6K shares	$25.9M 2.2M shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	−$1.5M −127.4K shares	$13.4M 1.1M shares
JPMORGAN CHASE & CO Institution	−$1.3M −113.9K shares	$1.3M 106.5K shares
AMERIPRISE FINANCIAL INC Institution	−$1.3M −110.2K shares	$1.7M 141.8K shares
BlackRock, Inc. Institution	−$1.3M −106.5K shares	$65.1M 5.5M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	−$1.2M −99.5K shares	$742.6K 62.9K shares
UBS GLOBAL ASSET MANAGEMENT AMERICAS INC Long Only Manager	−$692.8K −58.7K shares	$824.0K 69.8K shares
J JANE STREET GROUP, LLC Institution	−$502.9K −42.6K shares	$578.6K 49.0K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited NFBK in Q3 2025

New Positions: 9
New Value: $1.1M
Exited Positions: 16
Exited Value: $4.4M

New Positions

Institution	Position Value
Goss Wealth Management LLC RIA/Wealth	$272.0K 23.0K shares
Semanteon Capital Management, LP Hedge Fund•Long/Short	$261.9K 22.2K shares
U Universal- Beteiligungs- und Servicegesellschaft mbH Institution	$255.1K 21.6K shares
Cornerstone Investment Partners, LLC RIA/Wealth	$167.3K 14.2K shares
MERCER GLOBAL ADVISORS INC /ADV RIA/Wealth	$142.8K 12.1K shares
O Optiver Holding B.V. Institution	$3.5K 300.0 shares
R Rialto Wealth Management, LLC RIA/Wealth	$555.0 47.0 shares
Sunbelt Securities, Inc. RIA/Wealth	$248.0 21.0 shares
Point72 Europe LLP Digital Asset Manager	$189.0 16.0 shares

Exited Positions

Institution	Previous Position
ZACKS INVESTMENT MANAGEMENT RIA/Wealth	$3.1M 265.9K shares
Engineers Gate Manager LP Hedge Fund•Quant	$248.6K 21.7K shares
S State of Tennessee, Treasury Department Institution	$210.8K 18.4K shares
PRUDENTIAL FINANCIAL INC Institution	$184.5K 16.1K shares
ACADIAN ASSET MANAGEMENT LLC Long Only Manager	$172.5K 15.0K shares
ENVESTNET ASSET MANAGEMENT INC Long Only Manager	$172.0K 15.0K shares
ING INVESTMENT MANAGEMENT LLC Insurance Manager	$136.2K 11.9K shares
Verition Fund Management LLC Hedge Fund•Multi-Strategy	$117.1K 10.2K shares
CULLEN/FROST BANKERS, INC. Institution	$31.2K 2.7K shares
RAYMOND JAMES FINANCIAL INC RIA/Wealth	$15.5K 1.4K shares

Options Activity

Institutions with the largest Call and Put options positions in NFBK as of Q3 2025

Call Positions: 0
Call Value: -
Put Positions: 2
Put Value: $839.0K

Call Positions

Institution	Position Value
No call positions found

Put Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$603.0K 511.0 contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$236.0K 200.0 contracts

Most Committed Institutions

Institutions with NFBK as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Semanteon Capital Management, LP Hedge Fund•Long/Short	Rajat Lal Managing Partner	0.33% $261.9K	0.05% 22.2K shares	Q3 2025 Held for 2 months	$79.7M
Hillsdale Investment Management Inc. Long Only Manager	Albert Christopher Guthrie CEO	0.19% $6.3M	1.27% 532.9K shares	Q1 2025 Held for 8 months	$3.3B
Fourthstone LLC Hedge Fund•Long/Short	Amy Morris Stone CEO	0.19% $1.0M	0.21% 87.8K shares	Q3 2025 Held for 2 months	$557.6M
ENDEAVOUR CAPITAL ADVISORS INC Private Equity	Bradaigh O'Flanagan Flor Wagner Managing Partner	0.15% $494.9K	0.10% 41.9K shares	Q1 2025 Held for 8 months	$331.5M
Wall Street Access Asset Management, LLC RIA/Wealth	Barton Wall Weisenfluh CEO	0.12% $372.8K	0.08% 31.6K shares	Q2 2019 Held for 6y 5m	$301.8M
GSA CAPITAL PARTNERS LLP Hedge Fund•Quant	David Khabie-Zeitoune CEO	0.09% $970.6K	0.20% 82.3K shares	Q2 2023 Held for 2y 5m	$1.1B
I IRONWOOD INVESTMENT MANAGEMENT LLC Long Only Manager	Donald Collins Managing Partner	0.08% $173.5K	0.04% 14.7K shares	Q4 2013 Held for 11y 11m	$227.0M
CWA Asset Management Group, LLC RIA/Wealth	William Nick Beynon Managing Partner	0.07% $1.9M	0.39% 162.0K shares	Q2 2025 Held for 5 months	$2.7B
Herold Advisors, Inc. RIA/Wealth	Lawrence Stephen Herold CEO	0.07% $305.9K	0.06% 25.9K shares	Q3 2024 Held for 1y 2m	$430.9M
B BRIDGEWAY CAPITAL MANAGEMENT INC Long Only Manager	John Noland Ryan Montgomery CEO	0.07% $3.2M	0.64% 268.1K shares	Q3 2020 Held for 5y 2m	$4.7B

Hedge Fund Spotlight

Discover hedge funds investing in NFBK

Trexquant Investment LP

Hedge Fund • Quant

Portfolio ManagerTaesoon (Tyger) Park

Portfolio Value: $9.7B
Positions: 1,540
Last Reported: Q3 2025

Sector Allocation

Position in Northfield Bancorp

Market Value: $1.7M
Shares Held: 141.3K
Portfolio Weight: 0.02%
Owned Since: 2023-Q1

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