CoastalSouth Bancshares Ownership & Insider Activity

CoastalSouth Bancshares (COSO) institutional and insider ownership, recent insider transactions and ownership breakdown.

Insiders own 7.5% of shares outstanding. Institutional investors hold 22.1%. Over the past 90 days, insiders made 5 sales worth $333K.

Shares Outstanding

11.954M

Shares Float

10.552M

Insider Shares Owned

891.982K

Insider % Owned

7.5%

Institutional Shares Held

2.641M

Institutional % Held

22.1%

Ownership Breakdown

Net Insider Activity by Month

Purchases (90d)

Sales (90d)

$333K total

Net Activity

Net Selling

Net Value (90d)

-$333K

CoastalSouth Bancshares Insider Transactions (Last 6 Months)

Date	Insider	Title	Type	Shares	Price	Value
Oct 23, 2026	Ernst Bruderer	—	SELL	6.000K	$27.92	$167K
Aug 31, 2026	Ernst Bruderer	—	SELL	2.000K	$27.43	$55K
Aug 26, 2026	Ernst Bruderer	—	SELL	2.000K	$27.50	$55K
Aug 18, 2026	Ernst Bruderer	—	SELL	1.000K	$27.89	$28K
Aug 12, 2026	Ernst Bruderer	—	SELL	1.000K	$27.56	$28K
Aug 6, 2026	JAMES MACLEOD	—	BUY	334.000	$27.99	$9K
May 6, 2026	Anthony Valduga	CFO AND COO	SELL	6.558K	$25.84	$118K