Drag a card by its title · ⚙ to size, swap or remove

The company

CoastalSouth Bancshares, Inc.

COSO · NYSE

FinancialsRegional banksIn trend

COSO stood above a rising 150-day average in 41 of the last 41 weekly readings, every one of them. It is 1.2% above that average now. Banks — Regional & Community: 62% of its 293 stocks in an uptrend (−18 points in four weeks); Financials: 46% (−11 points in four weeks).

SEC filings

Statistics

Rotation: In trend
Weeks in an uptrend: 41 in a row
Industry in uptrend: 62% -18 in 4 wk
Insider buys, 12 months: $104K
Insider sales, 12 months: $566K
Officials’ trades on record: 0
Institutions holding: 98 (+18)

In the rotation

Each square a week: lit when it closed above a rising 150-day average. 41 of 41 weeks.

17 Apr – 16 Oct

Regional banks: Most of its stocks are in an uptrend and the share has fallen sharply over four weeks. Financials: About half its stocks are in an uptrend and the share has fallen sharply over four weeks.

Money in and out

1 Nov 2024 – 1 Oct 2026

Open-market buys above the line and sales below, in dollars.

Congress and officials

No member of Congress or official has disclosed a trade in it.

Insiders

Buy orders, 12 months4

Sale orders, 12 months5

Buyers · sellers3 · 2

Who	Did	Shares	Traded
Ernst W. BrudererDirector	sold	2,000at $27.43	31 Aug 2026filed 31 Aug 2026
Ernst W. BrudererDirector	sold	2,000at $27.50	26 Aug 2026filed 26 Aug 2026
Ernst W. BrudererDirector	sold	1,000at $27.89	18 Aug 2026filed 18 Aug 2026
Ernst W. BrudererDirector	sold	1,000at $27.56	12 Aug 2026filed 13 Aug 2026
James S. MacleodDirector	bought	238at $28.15	7 Aug 2026filed 14 Sep 2026
James S. MacleodDirector	bought	96at $27.61	6 Aug 2026filed 14 Sep 2026
Anthony P. ValdugaCFO AND COO	sold	4,558at $25.84	6 May 2026filed 6 May 2026
Stephen R. StonePRESIDENT AND CEO	bought	200at $24.15	9 Mar 2026filed 9 Mar 2026
Michael B. HighDirector	bought	1,500at $25.14	10 Feb 2026filed 12 Feb 2026

Lines filed since 2 January 2026, newest first; every insider’s older lines are on their own page.

Institutions

Holders98+18 on the quarter

New · exited25 · 6

Reported value$179.2M

Quarter to 30 Jun 2026, against 31 Mar 2026; newest filing 31 Aug 2026.

Manager	Shares	Change
Patriot Financial Partners GP II, L.P.reduced · filed 13 Aug 2026	691,367$18.6M	-467,844−40.4%
BlackRock, Inc.added · filed 7 Aug 2026	584,198$15.7M	+92,165+18.7%
TWO SIGMA INVESTMENTS, LPadded · filed 14 Aug 2026	408,489$11.0M	+308,434+308.3%
VANGUARD CAPITAL MANAGEMENT LLCreduced · filed 13 Aug 2026	395,093$10.6M	-11,334−2.8%
North Reef Capital Management LPadded · filed 14 Aug 2026	370,982$10.0M	+50,000+15.6%
Berkeley Capital Partners, LLCreduced · filed 6 Aug 2026	356,390$9.6M	-4,172−1.2%
ALLIANCEBERNSTEIN L.P.reduced · filed 14 Aug 2026	347,546$8.5M	-50,027−12.6%
MENDON CAPITAL ADVISORS CORPreduced · filed 11 Aug 2026	267,232$7.2M	-62,511−19.0%
Curi Capital, LLCreduced · filed 14 Aug 2026	250,001$6.7M	-52,950−17.5%
Fourthstone LLCreduced · filed 14 Aug 2026	225,211$6.1M	-875,293−79.5%