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RHUMBLINE ADVISERS

Position in COSO — CoastalSouth Bancshares, Inc.

CIK 1115418 BOSTON, MA

Position in COSO

as of Mar 31, 2026 · filed May 12, 2026
Position Value
$131,581
+$44,440 QoQ
Shares Held
5,351
+42.8% QoQ
Ownership
0.044%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority Sole 27.06036254905625.ToString("F0")% Shared 0.ToString("F0")% None 72.93963745094375.ToString("F0")%

Common Shares in COSO Over Time

Shares Held

Position Value (USD)

Position in Banks - Regional

Financial Services · as of Mar 31, 2026

RHUMBLINE ADVISERS holds $1,878,867,351 across 283 Banks - Regional names. COSO ranks #261 (0.0% of the industry book) .

# Ticker Company Shares Value (USD) Open

All Filings in COSO

Export CSV
3 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $131,581 5,351
2025-12-31 $87,141 3,748
2025-09-30 $90,533 4,151