COSO

CoastalSouth Bancshares, Inc.

Company with tickers: COSO

CIK

1297107

CUSIP

19058X207

Shares Outstanding

12,035,531

Website

https://www.coastalstatesbank.com

Investor Relations

https://investors.coastalstatesbank.com/overview/default.aspx

13F Activity (30d)

32 filings 31 filers

Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 3, 4 and 5. Form 4 must be filed within two business days of the trade.

Date	Insider	Role	Type	Shares	Price	Value	After
2026-05-06	Valduga Anthony P.	CFO AND COO	Sell	4,558	$25.84	$117,779	86,115
2026-05-06	Valduga Anthony P.	CFO AND COO	Other	2,500	—	—	2,500
2026-05-06	Valduga Anthony P.	CFO AND COO	Gift	2,000	—	—	84,115
2026-05-06	Valduga Anthony P.	CFO AND COO	Other	27,924	—	—	27,924
2026-04-27	Stone Stephen R.	Director, PRESIDENT AND CEO	Convert	17,000	—	—	0
2026-04-27	Valduga Anthony P.	CFO AND COO	Convert	13,000	—	—	94,514
2026-04-27	Hemby Lauren M.	CHIEF ACCOUNTING OFFICER	Convert	4,000	—	—	0
2026-04-27	Valduga Anthony P.	CFO AND COO	Other	2,500	—	—	2,500
2026-04-27	Valduga Anthony P.	CFO AND COO	Other	27,924	—	—	27,924
2026-04-27	Hemby Lauren M.	CHIEF ACCOUNTING OFFICER	Convert	4,000	—	—	14,250
2026-04-27	Turner Cameron Bradley	CHIEF CREDIT OFFICER	Tax	1,169	$25.59	$29,915	8,831
2026-04-27	Stone Stephen R.	Director, PRESIDENT AND CEO	Other	4,830	—	—	4,830
2026-04-27	Turner Cameron Bradley	CHIEF CREDIT OFFICER	Convert	4,000	—	—	0
2026-04-27	Valduga Anthony P.	CFO AND COO	Tax	3,841	$25.59	$98,291	90,673
2026-04-27	Hemby Lauren M.	CHIEF ACCOUNTING OFFICER	Tax	1,181	$25.59	$30,222	13,069
2026-04-27	Valduga Anthony P.	CFO AND COO	Convert	13,000	—	—	0
2026-04-27	Turner Cameron Bradley	CHIEF CREDIT OFFICER	Convert	4,000	—	—	10,000
2026-04-27	Turner Cameron Bradley	CHIEF CREDIT OFFICER	Other	7,925	—	—	7,925
2026-04-27	Stone Stephen R.	Director, PRESIDENT AND CEO	Convert	17,000	—	—	137,385
2026-04-27	Stone Stephen R.	Director, PRESIDENT AND CEO	Tax	5,022	$25.59	$128,513	132,363
2026-03-09	Stone Stephen R.	Director, PRESIDENT AND CEO	Buy	200	$24.15	$4,830	120,385
2026-03-09	Stone Stephen R.	Director, PRESIDENT AND CEO	Other	4,830	—	—	4,830
2026-02-26	Fraser John Simon	Director	Other	0	—	—	0
2026-02-26	Fraser John Simon	Director	Other	8,866	—	—	8,866
2026-02-26	Fraser John Simon	Director	Other	1,000	—	—	1,000
2026-02-26	Fraser John Simon	Director	Other	3,000	—	—	3,000
2026-02-11	Topper Joseph V. Jr.	Director, 10% Owner	Award	927	—	—	927
2026-02-11	MACLEOD JAMES S	Director	Award	1,189	—	—	1,189
2026-02-11	Turner Cameron Bradley	CHIEF CREDIT OFFICER	Award	1,500	—	—	1,500
2026-02-11	ALDRIDGE JOHN G JR	Director	Award	927	—	—	927
2026-02-11	Stone Stephen R.	Director, PRESIDENT AND CEO	Award	12,000	—	—	12,000
2026-02-11	FRAWLEY PATRICK M	Director	Award	868	—	—	868
2026-02-11	Bruderer Ernst W.	Director	Award	868	—	—	868
2026-02-11	Valduga Anthony P.	CFO AND COO	Award	10,000	—	—	10,000
2026-02-11	Richardson James N. Jr.	Director	Award	868	—	—	868
2026-02-11	Askins L. Scott	Director	Award	927	—	—	927
2026-02-11	GRIFFITH MARK	Director	Award	987	—	—	987
2026-02-11	HIGH MICHAEL B	Director	Award	868	—	—	868
2026-02-11	Hemby Lauren M.	CHIEF ACCOUNTING OFFICER	Award	4,000	—	—	4,000
2026-02-10	HIGH MICHAEL B	Director	Buy	1,500	$25.14	$37,710	1,500
2026-02-10	HIGH MICHAEL B	Director	Other	100	—	—	100
2025-07-02	Topper Joseph V. Jr.	Director, 10% Owner	Other	375,226	—	—	375,226
2025-07-02	Valduga Anthony P.	CFO AND COO	Other	27,924	—	—	27,924
2025-07-02	Topper Joseph V. Jr.	Director, 10% Owner	Other	31,250	—	—	31,250
2025-07-02	Topper Joseph V. Jr.	Director, 10% Owner	Buy	100,000	$21.50	$2,150,000	107,900
2025-07-02	Turner Cameron Bradley	CHIEF CREDIT OFFICER	Other	7,925	—	—	7,925
2025-07-02	Gutin Boris	Director	Buy	11,000	$21.50	$236,500	18,284
2025-07-02	Stone Stephen R.	Director, PRESIDENT AND CEO	Other	4,830	—	—	4,830
2025-07-02	Bruderer Ernst W.	Director	Buy	2,000	$21.50	$43,000	47,131
2025-07-02	Valduga Anthony P.	CFO AND COO	Buy	1,500	$21.50	$32,250	81,514

Showing 1–50 of 118 transactions