$STBA

$51.02 +$0.50 (0.99%) Close

$STBA Overview Financial Statements SEC Filings Executives News Red Flags Capital Raising Ownership Insider Transactions Congressional Trades

Ownership

13F as of Q2 2026 · 35.3M shares outstanding

Who owns STBA?

By type of holder

Institutions 74.0% Insiders 1.8% Everyone else 24.2%

Concentration Top 10 holders own 49.6%

BlackRock, Inc. 14.6% · Vanguard Portfolio Management LLC 6.8%

Institutional ownership

74.0%

-0.2 pts vs last qtr

Institutional holders

241

+15 vs last qtr

Net shares bought

−77.5K

by institutions in Q2 2026

New / sold out

34 / 19

positions opened vs closed

How is ownership changing?

Institutions, last 8 quarters

Biggest buyers in Q2 2026

Two Sigma Investments, LP +106.9K
LSV Asset Management NEW +104.2K

Biggest sellers in Q2 2026

BlackRock, Inc. −209.5K
Denali Advisors LLC SOLD OUT −151.8K

Who is planning to sell?

Notices of proposed sale, last 12 months

$544K

1 notice from 1 person

Shares covered

10.7K

0.03% of the company

Arranged in advance

of the value is under a 10b5-1 plan

Under a 10b5-1 plan No plan

Largest proposed sellers

William J. Hieb Director $544K

Every notice on Red Flags →

A Form 144 is notice of a planned sale, not the sale itself. What insiders actually sold is on Insider Transactions.

Is your stake being diluted?

Diluted share count, FY2016–FY2025

+10.7%

+1.14% a year

Each share's claim on the business

−9.7%

shrank without buying or selling a share

Spent on buybacks vs paid in stock

$107M vs $30.1M

over 10 fiscal years

Diluted shares, split-adjusted

Buybacks Stock-based comp

How patient are the owners?

Institutional shares by how long they've been held

5+ years82% 3–5 years4% 1–3 years10% Under 1 year5%

Quarterly turnover

5.0%

of institutional shares changed hands

Top 10 managers, median time held

5 years

Super Investors

Investment managers reporting STBA on Form 13F

Holder	Shares	% of company	Change vs last qtr	Held since	% of their book
B BlackRock, Inc.	5.2M	14.62%	−209.5K (−3.9%)	≤2021	0.0%
Shares held by quarter Peak holding5.6M (Q4'24) Change over 8 quarters−385.1K Share of the company14.620% BlackRock, Inc.'s full portfolio →
VP Vanguard Portfolio Management LLC	2.4M	6.79%	−40.8K (−1.7%)	≤2021	0.0%
Shares held by quarter Peak holding2.4M (Q1'26) Change over 8 quarters+2.4M Share of the company6.790% Vanguard Portfolio Management LLC's full portfolio →

BlackRock, Inc.

5.2M

% of company

14.62%

Change vs last qtr

−209.5K (−3.9%)

Held since

≤2021

Vanguard Portfolio Management LLC

2.4M

% of company

6.79%

Change vs last qtr

−40.8K (−1.7%)

Held since

≤2021

28 more super investors behind a free account

See every manager holding S&T Bancorp Inc, how their position has changed, and how long they've held it.

Institutional Funds

Mutual funds and ETFs reporting STBA on Form N-PORT; together they hold 45.8% of the company

Fund	Position value	Shares	% of company	% of the fund	As of
IC iShares Core S&P Small-Cap ETF iShares Trust	$106M	2.2M	6.14%	0.10%	June 30, 2026
VT Vanguard Total Stock Market Index Fund Vanguard Index Funds	$56M	1.1M	3.23%	0.00%	June 30, 2026

iShares Core S&P Small-Cap ETF

iShares Trust

Position value

$106M

% of company

6.14%

% of the fund

0.10%

As of

June 30, 2026

Vanguard Total Stock Market Index Fund

Vanguard Index Funds

Position value

$56M

% of company

3.23%

% of the fund

0.00%

As of

June 30, 2026

23 more funds behind a free account

See every fund holding S&T Bancorp Inc and how much of the fund the position is.

Insiders and 5%+ holders

From Forms 3/4/5 and Schedules 13D/G

Holder	Shares	% of company	Change vs last qtr	8 quarters	Held since	% of their book
OC Olson Christine J Insider	138.6K	0.39%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.390% Olson Christine J's insider activity →
KM Kochvar Mark Insider	111.4K	0.32%	—	—	—	—
Insider holdings come from Form 3/4/5 filings, which are not quarterly. Share of the company0.320% Kochvar Mark's insider activity →

Olson Christine J

Insider

138.6K

% of company

0.39%

Change vs last qtr

—

Held since

—

Kochvar Mark

Insider

111.4K

% of company

0.32%

Change vs last qtr

—

Held since

—

18 more holders behind a free account

See every insider and 5%+ holder of S&T Bancorp Inc.

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