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CoastalSouth Bancshares, Inc.

COSO Net selling

CIK 0001297107 #3488 in the set updated 18 Sep 2026

Bought (12 mo)

$51.89K

out of their own pocket, the only kind of buying there is

Sold (12 mo)

$283.09K

$27.56K on a plan · $0.00 straight out of an exercise

Sold at will

$255.53K

4 of 5 sales

Net

−$231.20K

−$203.64K against sales at will

By person

13 insiders · 9 transactions

5.8×

Stephen R. Stone holds 5.8 times base salary in stock. $3.63M of shares against $617.33K in salary for 2025.

Salary from the company's own proxy. The shares are what Stephen R. Stone last reported holding, valued at $27.43, the price Common Stock was last bought or sold at on the open market here, on 31 Aug 2026.

Insider

Role

Bought

Sold

Net

Holding

Of company

Worth

Change

Bruderer Ernst W.

Director

—

$165.31K (4)

−$165.31K

41,131

0.3441%

$1.13M

−8.9%

Valduga Anthony P.

CFO AND COO

—

$117.78K (1)

−$117.78K

84,115

0.7036%

$2.31M

+5.1%

HIGH MICHAEL B

Director

$37.71K (1)

—

+$37.71K

1,500

0.0125%

$41.14K

—

MACLEOD JAMES S

Director

$9.35K (2)

—

+$9.35K

201,585

1.69%

$5.53M

+5.4%

Stone Stephen R.

PRESIDENT AND CEO

$4.83K (1)

—

+$4.83K

132,363

1.11%

$3.63M

+12.2%

Richardson James N. Jr.

Director

—

128,891

1.08%

$3.54M

+18.4%

Topper Joseph V. Jr.

Director

—

107,900

0.9026%

$2.96M

+1,266%

FRAWLEY PATRICK M

Director

—

83,549

0.6989%

$2.29M

+5.9%

Gutin Boris

Director

—

18,284

0.1529%

$501.49K

+151.0%

ALDRIDGE JOHN G JR

Director

—

18,129

0.1517%

$497.24K

+38.1%

Askins L. Scott

Director

—

13,990

0.1170%

$383.72K

+19.9%

Hemby Lauren M.

CHIEF ACCOUNTING OFFICER

—

13,069

0.1093%

$358.46K

+127.3%

Turner Cameron Bradley

CHIEF CREDIT OFFICER

—

8,831

0.0739%

$242.22K

+76.6%

Individual transactions

Insider

Date

Role

Action

Price

Amount

Bruderer Ernst W.

31 Aug 2026

Director

Sell

2,000

$27.43

$54.86K

Bruderer Ernst W.

26 Aug 2026

Director

Sell

2,000

$27.50

$55.00K

Bruderer Ernst W.

18 Aug 2026

Director

Sell

1,000

$27.89

$27.89K

Valduga Anthony P.

6 May 2026

CFO AND COO

Sell

4,558

$25.84

$117.78K

Show all 9 transactions →

What was left out

Form 4 filings counted 25

Amendments (4/A) skipped 0

Filings about a different issuer 0

Unreadable filings 0

Joint filings 0

Sales on a Rule 10b5-1 plan 1

Sales straight out of an exercise 0

Sales at will 4

Transactions with no price 0

Shares from compensation/vesting 51,213

History held since 7 Jul 2025