Byline Bancorp Ownership | Who Owns Byline Bancorp?

Overview Forecast RevenueFinancials Chart Transcripts

Byline Bancorp Ownership Summary

Byline Bancorp is owned by 54.56% institutional investors, 32.73% insiders, and 12.71% retail investors. Blackrock is the largest institutional shareholder, holding 6.70% of BY shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 2.21% of its assets in Byline Bancorp shares.

BY Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	Byline Bancorp	54.56%	32.73%	12.71%
Sector	Financial Services Stocks	51.64%	15.54%	32.82%
Industry	Regional Banks Stocks	53.95%	12.38%	33.68%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Blackrock	2.90M	6.70%	$68.80M
Blackrock funding, inc. /de	2.34M	5.34%	$62.50M
Dimensional fund advisors lp	2.13M	4.89%	$61.75M
Vanguard group	1.56M	3.59%	$45.35M
Fmr	1.05M	2.41%	$30.38M
State street	913.74K	2.10%	$26.50M
Aristotle capital boston	893.31K	2.04%	$23.88M
Ararat capital management lp	801.92K	1.84%	$23.26M
American century companies	735.06K	1.68%	$19.65M
Boston partners	722.29K	1.66%	$20.84M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Ararat capital management lp	801.92K	9.28%	$23.26M
Mendon capital advisors	125.00K	1.62%	$3.34M
Detalus advisors	203.54K	1.58%	$5.44M
Endeavour capital advisors	150.00K	1.38%	$4.01M
Aristotle capital boston	893.31K	1.22%	$23.88M
Maltese capital management	256.60K	0.96%	$6.86M
Ejf capital	30.00K	0.64%	$801.90K
Next century growth investors	247.81K	0.51%	$6.62M
Banc funds	107.61K	0.43%	$2.88M
Bridgeway capital management	522.75K	0.34%	$15.16M

Top Buyers

Holder	Shares	% Assets	Change
Boston partners	722.29K	0.03%	643.63K
Blackrock	2.90M	0.00%	596.15K
T. rowe price investment management	596.83K	0.01%	299.04K
Maltese capital management	256.60K	0.96%	256.60K
Endeavour capital advisors	150.00K	1.38%	150.00K

Top Sellers

Holder	Shares	% Assets	Change
Blackrock funding, inc. /de	2.34M	0.00%	-470.62K
Assenagon asset management	-	-	-140.63K
Next century growth investors	247.81K	0.51%	-82.11K
Atom investors lp	-	-	-54.23K
Cresset asset management	-	-	-53.95K

New Positions

Holder	Shares	% Assets	Change	Value
Maltese capital management	256.60K	0.96%	256.60K	$6.86M
Endeavour capital advisors	150.00K	1.38%	150.00K	$4.01M
First trust advisors lp	124.44K	0.00%	124.44K	$3.61M
Alyeska investment group	100.00K	0.01%	100.00K	$2.67M
Tudor investment corp et al	87.77K	0.01%	87.77K	$2.35M

Sold Out

Holder	Change
Advisor group	-2.00
Nelson, van denburg & campbell wealth management group	-4.00
Bokf, na	-12.00
Stephens consulting	-15.00
Versant capital management	-15.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	166	12.16%	23,889,884	18.35%	54	2.57%	101	53.03%	42	-22.22%
Mar 31, 2025	147	4.26%	20,172,583	0.69%	46	2.17%	66	-12.00%	53	39.47%
Dec 31, 2024	58	-58.27%	6,667,903	-65.34%	15	0.78%	29	-62.34%	13	-68.29%
Sep 30, 2024	139	4.51%	19,206,398	3.03%	44	2.38%	77	1.32%	42	7.69%
Jun 30, 2024	130	-2.99%	18,632,066	2.26%	43	2.08%	75	10.29%	38	-7.32%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard Total Stock Mkt Idx Inv	1.02M	2.21%	-22.52K
Vanguard US Total Market Shares ETF	779.78K	1.75%	-
iShares Russell 2000 ETF	704.34K	1.54%	-13.34K
Avantis US Small Cap Value ETF	608.65K	1.33%	544.00
FIAM Small Cap Core Composite	574.50K	1.26%	-4.20K
FIAM Small Cap Core CIT Cl B	552.10K	1.20%	-9.60K
DFA US Small Cap Value I	509.62K	1.11%	11.61K
Federated Hermes MDT Small Cap Core IS	439.44K	0.96%	-
Federated Hermes MDT SCC Institutional	439.44K	0.96%	-
T. Rowe Price Small-Cap Value	365.76K	0.80%	-428.00

Recent Insider Transactions

Date	Name	Role	Activity	Value
Aug 28, 2025	Ptacin Brogan	HEAD OF COMMERCIAL BANKING	Sell	$343.73K
Aug 08, 2025	KISTNER WILLIAM G	-	Buy	$1.54K
Jun 13, 2025	HERSETH MARY JO S.	-	Buy	$50.65K
Jun 11, 2025	HERENCIA ROBERTO R	CHIEF EXECUTIVE OFFICER	Buy	$99.99K
Jun 11, 2025	DEL VALLE PEROCHENA ANTONIO		Buy	$1.01M

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	1	1
2025 Q2	6	2
2025 Q1	2	2
2024 Q4	1	3
2024 Q3	2	7

BY Ownership FAQ

Who Owns Byline Bancorp?

Byline Bancorp shareholders are primarily institutional investors at 54.56%, followed by 32.73% insiders and 12.71% retail investors. The average institutional ownership in Byline Bancorp's industry, Regional Banks Stocks, is 53.95%, which Byline Bancorp exceeds.

Who owns the most shares of Byline Bancorp?

Byline Bancorp’s largest shareholders are Blackrock (2.9M shares, 6.70%), Blackrock funding, inc. /de (2.34M shares, 5.34%), and Dimensional fund advisors lp (2.13M shares, 4.89%). Together, they hold 16.93% of Byline Bancorp’s total shares outstanding.

Does Blackrock own Byline Bancorp?

Yes, BlackRock owns 6.70% of Byline Bancorp, totaling 2.9M shares as of Jun 2024. This represents 0.00% of BlackRock's total assets, with a market value of 68.8M$. In the last quarter, BlackRock increased its holdings by 596.15K shares, a 25.90% change.

Who is Byline Bancorp’s biggest shareholder by percentage of total assets invested?

Ararat capital management lp is Byline Bancorp’s biggest shareholder by percentage of total assets invested, with 9.28% of its assets in 801.92K Byline Bancorp shares, valued at 23.26M$.

Who is the top mutual fund holder of Byline Bancorp shares?

Vanguard Total Stock Mkt Idx Inv is the top mutual fund holder of Byline Bancorp shares, with 2.21% of its total shares outstanding invested in 1.02M Byline Bancorp shares.

Try Tickergate Pro Free

Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)

Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis

Discover trending investment themes
Find your next best investment
Research stocks using tools