Byline Bancorp (BY) Institutional Ownership

$36.87 -0.13 (-0.35%)

Closing price 09/23/2026 03:59 PM Eastern

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$36.88 +0.01 (+0.01%)

As of 09/23/2026 04:15 PM Eastern

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Current Institutional Ownership Percentage: 67.73%
Number of Institutional Buyers (last 12 months): 106
Total Institutional Inflows (last 12 months): $237.60M

Number of Institutional Sellers (last 12 months): 58
Total Institutional Outflows (last 12 months): $90.36M

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BY Institutional Buying and Selling by Quarter

Byline Bancorp Major Shareholders & Ownership History

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Reporting Date	Major Shareholder Name	Shares Held	Market Value	% of Portfolio	Quarterly Change in Shares	Ownership in Company
9/9/2026	Sequoia Financial Advisors LLC	16,654	$627K	0.0%	N/A	0.037%
9/9/2026	Engineers Gate Manager LP	13,800	$520K	0.0%	-55.9%	0.031%
9/9/2026	Integrated Wealth Concepts LLC	3,463	$130K	0.0%	N/A	0.008%
9/9/2026	Squarepoint Ops LLC	6,266	$236K	0.0%	N/A	0.014%
9/8/2026	Allworth Financial LP	1,617	$61K	0.0%	+43.6%	0.004%
9/8/2026	Arizona State Retirement System	9,120	$343K	0.0%	-3.5%	0.020%
8/27/2026	Corient Private Wealth LP	6,199	$233K	0.0%	N/A	0.014%
8/26/2026	HighTower Advisors LLC	8,987	$338K	0.0%	-39.9%	0.020%
8/20/2026	Susquehanna Fundamental Investments LLC	28,053	$1.06M	0.0%	+11.5%	0.062%
8/20/2026	Susquehanna International Group LLP	18,081	$681K	0.0%	-64.0%	0.040%
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8/19/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	58,133	$2.19M	0.0%	+5.7%	0.129%
8/19/2026	Hsbc Holdings PLC	26,758	$1.01M	0.0%	-40.3%	0.059%
8/19/2026	Wellington Management Group LLP	488,460	$18.40M	0.0%	-52.3%	1.081%
8/18/2026	Empowered Funds LLC	213,253	$8.03M	0.0%	N/A	0.472%
8/18/2026	Dearborn Partners LLC	6,390	$241K	0.0%	N/A	0.014%
8/18/2026	Public Employees Retirement System of Ohio	11,095	$418K	0.0%	N/A	0.025%
8/17/2026	Bank of America Corp DE	151,407	$5.70M	0.0%	N/A	0.335%
8/15/2026	Man Group plc	88,827	$3.35M	0.0%	N/A	0.197%
8/15/2026	Jupiter Topco LLC	10,347	$390K	0.0%	N/A	0.023%
8/14/2026	Hsbc Holdings PLC	26,758	$1.01M	0.0%	N/A	0.059%
8/14/2026	PDT Partners LLC	27,315	$1.03M	0.1%	N/A	0.060%
8/14/2026	Canada Pension Plan Investment Board	26,000	$979K	0.0%	N/A	0.058%
8/14/2026	Legal & General Group Plc	24,770	$933K	0.0%	N/A	0.055%
8/14/2026	The Manufacturers Life Insurance Company	14,870	$560K	0.0%	N/A	0.033%
8/14/2026	Dearborn Partners LLC	6,390	$202K	0.0%	N/A	0.014%
8/14/2026	Algert Global LLC	51,600	$1.94M	0.0%	N/A	0.114%
8/13/2026	Globeflex Capital L P	4,095	$154K	0.0%	N/A	0.009%
8/12/2026	Quantbot Technologies LP	18,348	$691K	0.0%	N/A	0.041%
8/12/2026	Ieq Capital LLC	67,013	$2.52M	0.0%	N/A	0.148%
8/11/2026	Allworth Financial LP	1,617	$61K	0.0%	N/A	0.004%
8/11/2026	Virtus Advisers LLC	10,435	$393K	0.2%	N/A	0.023%
8/10/2026	Denali Advisors LLC	185,516	$6.99M	0.7%	+10.8%	0.411%
8/7/2026	BlackRock Inc.	3,510,896	$132.22M	0.0%	N/A	7.732%
8/7/2026	Deutsche Bank AG	29,858	$1.12M	0.0%	N/A	0.066%
8/6/2026	Bank of New York Mellon Corp	167,130	$6.29M	0.0%	N/A	0.368%
7/10/2026	Wedge Capital Management L L P NC	28,868	$1.09M	0.0%	-2.1%	0.064%
6/16/2026	Empowered Funds LLC	202,525	$6.39M	0.0%	+5.0%	0.446%
5/21/2026	Essential Partners LLC	1,196	$38K	0.0%	-22.1%	0.003%
5/19/2026	Bank of America Corp DE	135,836	$4.29M	0.0%	+11.3%	0.299%
5/18/2026	Royal Bank of Canada	2,332	$73K	0.0%	+58.3%	0.005%
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5/18/2026	Empowered Funds LLC	202,525	$6.39M	0.0%	+5.0%	0.446%
5/16/2026	The Manufacturers Life Insurance Company	15,532	$490K	0.0%	-4.3%	0.034%
5/16/2026	Quantinno Capital Management LP	19,396	$612K	0.0%	+18.5%	0.043%
5/14/2026	Arrowstreet Capital Limited Partnership	72,189	$2.28M	0.0%	-23.4%	0.159%
5/14/2026	Sei Investments Co.	129,589	$4.09M	0.0%	-1.4%	0.285%
5/13/2026	First Trust Advisors LP	86,509	$2.73M	0.0%	+2.1%	0.191%
5/8/2026	PNC Financial Services Group Inc.	17,415	$550K	0.0%	-2.6%	0.038%
5/7/2026	Dimensional Fund Advisors LP	2,366,600	$74.71M	0.0%	+1.6%	5.212%
5/5/2026	Bank of New York Mellon Corp	163,344	$5.16M	0.0%	-1.3%	0.360%
5/5/2026	Signet Financial Management LLC	6,635	$209K	0.0%	N/A	0.015%
5/4/2026	Principal Financial Group Inc.	46,430	$1.47M	0.0%	N/A	0.102%
5/1/2026	Fifth Third Bancorp	9,005	$284K	0.0%	N/A	0.020%
4/30/2026	Hsbc Holdings PLC	44,816	$1.42M	0.0%	-36.4%	0.099%
4/27/2026	Y Intercept Hong Kong Ltd	23,323	$736K	0.0%	-35.2%	0.051%
4/24/2026	MQS Management LLC	7,392	$233K	0.2%	-24.4%	0.016%
4/23/2026	Detalus Advisors LLC	199,774	$6.31M	1.4%	-2.3%	0.438%
4/22/2026	Sterling Capital Management LLC	9,677	$306K	0.0%	-37.4%	0.021%
4/20/2026	Assenagon Asset Management S.A.	227,317	$7.18M	0.0%	N/A	0.499%
4/16/2026	SG Americas Securities LLC	16,988	$536K	0.0%	-52.5%	0.037%
3/20/2026	Hsbc Holdings PLC	70,502	$2.06M	0.0%	+135.9%	0.155%
3/6/2026	Hsbc Holdings PLC	70,502	$2.06M	0.0%	+135.9%	0.155%
2/19/2026	T. Rowe Price Investment Management Inc.	577,204	$16.83M	0.0%	-3.3%	1.260%
2/19/2026	Invesco Ltd.	51,138	$1.49M	0.0%	+1.2%	0.112%
2/18/2026	Mercer Global Advisors Inc. ADV	13,582	$396K	0.0%	-13.8%	0.030%
2/18/2026	State of Tennessee Department of Treasury	7,533	$241K	0.0%	+28.8%	0.016%
2/18/2026	Empowered Funds LLC	192,925	$5.62M	0.0%	+8.2%	0.421%
2/18/2026	VARCOV Co.	12,875	$375K	0.1%	N/A	0.028%
2/18/2026	Wellington Management Group LLP	1,193,999	$34.81M	0.0%	-3.4%	2.606%
2/18/2026	Tudor Investment Corp ET AL	99,339	$2.90M	0.0%	-14.9%	0.217%
2/18/2026	Susquehanna Fundamental Investments LLC	19,870	$579K	0.0%	N/A	0.043%
2/18/2026	Millennium Management LLC	159,428	$4.65M	0.0%	-62.0%	0.348%
2/18/2026	Inspire Investing LLC	16,030	$467K	0.0%	-2.4%	0.035%
2/18/2026	Janus Henderson Group PLC	19,615	$572K	0.0%	+93.9%	0.043%
2/18/2026	Aristotle Capital Boston LLC	801,227	$23.36M	1.3%	-9.6%	1.749%
2/18/2026	Bridgeway Capital Management LLC	427,525	$12.46M	0.3%	-9.0%	0.933%
2/17/2026	PDT Partners LLC	29,715	$866K	0.1%	-16.1%	0.065%
2/17/2026	AQR Capital Management LLC	504,943	$14.72M	0.0%	+5.0%	1.102%
2/17/2026	Trexquant Investment LP	62,898	$1.83M	0.0%	+10.2%	0.137%
2/17/2026	Price T Rowe Associates Inc. MD	18,189	$531K	0.0%	+8.3%	0.040%
2/17/2026	T. Rowe Price Investment Management Inc.	229,082	$6.68M	0.0%	-61.6%	0.500%
2/17/2026	California State Teachers Retirement System	31,561	$920K	0.0%	+28.4%	0.069%
2/17/2026	Russell Investments Group Ltd.	3,667	$107K	0.0%	+28.2%	0.008%
2/17/2026	Royal Bank of Canada	1,473	$42K	0.0%	-78.3%	0.003%
2/17/2026	Blair William & Co. IL	82,939	$2.42M	0.0%	+4.8%	0.181%
2/17/2026	Maltese Capital Management LLC	265,000	$7.73M	1.4%	+23.3%	0.578%
2/16/2026	Mariner LLC	91,887	$2.68M	0.0%	+614.2%	0.201%
2/16/2026	Focus Partners Wealth	51,021	$1.49M	0.0%	N/A	0.111%
2/16/2026	Barclays PLC	82,366	$2.40M	0.0%	+19.9%	0.180%
2/16/2026	Aigen Investment Management LP	15,825	$461K	0.1%	N/A	0.035%
2/13/2026	Parkside Financial Bank & Trust	2,381	$69K	0.0%	+15.1%	0.005%
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2/13/2026	The Manufacturers Life Insurance Company	16,236	$473K	0.0%	-5.5%	0.035%
2/13/2026	Jacobs Levy Equity Management Inc.	111,621	$3.25M	0.0%	-3.5%	0.244%
2/13/2026	Rafferty Asset Management LLC	28,424	$829K	0.0%	-30.5%	0.062%
2/13/2026	First Trust Advisors LP	84,730	$2.47M	0.0%	-28.2%	0.185%
2/13/2026	State Street Corp	997,040	$29.06M	0.0%	+0.9%	2.176%
2/13/2026	Ieq Capital LLC	58,025	$1.69M	0.0%	+5.4%	0.127%
2/13/2026	Boston Partners	706,741	$20.69M	0.0%	-3.6%	1.542%
2/13/2026	Martingale Asset Management L P	10,322	$301K	0.0%	N/A	0.023%
2/13/2026	UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC	52,463	$1.53M	0.0%	+5.9%	0.114%
2/13/2026	Wells Fargo & Company MN	67,034	$1.95M	0.0%	+178.8%	0.146%

BY Institutional Ownership - Frequently Asked Questions

During the previous two years, 176 institutional investors and hedge funds held shares of Byline Bancorp. The most heavily invested institutionals were BlackRock Inc. ($132.22M), Dimensional Fund Advisors LP ($74.71M), Vanguard Group Inc. ($53.13M), State Street Corp ($29.06M), FMR LLC ($27.73M), Aristotle Capital Boston LLC ($23.36M), and Geode Capital Management LLC ($22.28M).Learn more on Byline Bancorp's institutional investors.

67.73% of Byline Bancorp's stock is owned by institutional investors. Learn more on BY's institutional investor holdings.

Of the 152 institutional investors that purchased Byline Bancorp's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($3.51M), Boston Partners ($671.26K), JPMorgan Chase & Co. ($517.04K), Wellington Management Group LLP ($413.56K), Next Century Growth Investors LLC ($330.98K), Empowered Funds LLC ($297.85K), and T. Rowe Price Investment Management Inc. ($297.79K).

Institutional investors have bought a total of 6,848,750 shares in the last 24 months. This purchase volume represents approximately $237.60M in transactions.

Of the 58 institutional investors that sold Byline Bancorp's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Wellington Management Group LLP ($1.07M), Millennium Management LLC ($394.82K), T. Rowe Price Investment Management Inc. ($387.62K), Ararat Capital Management LP ($106.08K), Aristotle Capital Boston LLC ($92.09K), First Trust Advisors LP ($78.96K), and Citadel Advisors LLC ($75.06K).

Institutional investors have sold a total of 2,973,290 shares in the last 24 months. This volume of shares sold represents approximately $90.36M in transactions.

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Institutional ownership data for NYSE:BY is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 9/9/2026. New 13F filings are added each quarter as they're published.

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Byline Bancorp (BY) Institutional Ownership

BY Institutional Buying and Selling by Quarter

Byline Bancorp Major Shareholders & Ownership History

BY Institutional Ownership - Frequently Asked Questions

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Byline Bancorp (BY) Institutional Ownership

Institutional Ownership Changes (13F Filings) for Byline Bancorp (NYSE:BY)

BY Institutional Buying and Selling by Quarter

Byline Bancorp Major Shareholders & Ownership History

BY Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of BY shares?

What percentage of Byline Bancorp's stock is owned by institutional investors?

Which institutional investors have been buying Byline Bancorp's stock?

How much institutional buying is happening at Byline Bancorp?

Which of Byline Bancorp's major shareholders have been selling company stock?

How much institutional selling is happening at Byline Bancorp?

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