StockCIK 1297107

CoastalSouth Bancshares, Inc. (COSO): Insider Trades and Fund Holdings

In the past 12 months, CoastalSouth Bancshares, Inc. insiders reported 2 open-market purchases worth $9K and 5 sales worth $333K; 1 of the sales were reported as made under a 10b5-1 trading plan.

2Insider buys, 12 months

$9KBought by insiders, 12 months

$333KSold by insiders, 12 months

0Tracked funds holding

Recent insider trades

Open-market purchases (code P) and sales (code S) from Form 4. Grants, option exercises and gifts are not shown. Latest filing: Oct 26, 2026.

Recent COSO insider trades
Filed	Traded	Insider	Role	Type	Shares	Price ($)	Value	Holding	Filing
Oct 26	Oct 23	Ernst W. BrudererDirector	Director	▼ SELL	6,000	27.92	$167K	−15%	Form 4 ↗
Sep 14	Aug 7	James S. MacleodDirector	Director	▲ BUY	238	28.15	$7K	+0.1%	Form 4 ↗
Sep 14	Aug 6	James S. MacleodDirector	Director	▲ BUY	96	27.61	$3K	+0.0%	Form 4 ↗
Aug 31	Aug 31	Ernst W. BrudererDirector	Director	▼ SELL	2,000	27.43	$55K	−4.6%	Form 4 ↗
Aug 26	Aug 26	Ernst W. BrudererDirector	Director	▼ SELL	2,000	27.50	$55K	−4.4%	Form 4 ↗
Aug 18	Aug 18	Ernst W. BrudererDirector	Director	▼ SELL	1,000	27.89	$28K	−2.2%	Form 4 ↗
Aug 13	Aug 12	Ernst W. BrudererDirector	Director	▼ SELL10b5-1	1,000	27.56	$28K	−2.1%	Form 4 ↗

Source: SEC Form 4 filings, retrieved Oct 28, 2026. How we read filings

Insiders who traded in the past year

Insider	Role	Buys	Bought	Sells	Sold	Latest
Ernst W. Bruderer	Director	0	$0	5	$333K	Oct 26, 2026
James S. Macleod	Director	2	$9K	0	$0	Sep 14, 2026

Reading these numbers

Insiders sell for many reasons: taxes, diversification, a house. Purchases with their own money are rarer and are usually read as more informative. A Form 4 is due within two business days of the trade. How to read a Form 4 →