Ticker · CUSIP 15746L100

CBNA

CHAIN BRIDGE BANCORP INC

···Share

Holders (tracked)

Combined shares

14,800

Combined value

$512.7K

Last close

$35.93

Quarter

2025Q4

Price is +3.7% vs the avg quarter-end implied price across tracked holders.

Price · 1Y$35.93+11.45 (+46.77%)H $38.22 · L $23.87 · Avg Vol 11K

Position opened

Tracked holders · last 8 quarters

Flat over the last 4 quarters.

SEC event timeline

2 events

Renaissance Technologies trimmed2026-02-12
−3,200 shares · 2025Q4
Position
Renaissance Technologies opened position2025-11-13
+18,000 shares · 2025Q3
Position

Insider activity

No insider transactions in the last 30 days.

View full insider history for CBNA →

Follow-the-investor returns

If you'd copied each holder of CBNA…

Cost basis inferred from each manager's quarter-over-quarter position changes. Sorted by % return on the position they're still holding.

Investor	First in	Cost basis	Return	Position value today
Renaissance Technologies	2025Q1	$27.11	+32.5%	$532K

Who moved on this name in 2025Q4

Position changes reported for the latest quarter, grouped by direction.

New positions0

—

Added to0

—

Trimmed1

Renaissance Technologies
−3,200
$111K

Exited0

—

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.

Quarter	Holders	Shares	Combined value	Δ holders
2024Q4	1	106,566	$2.7M	—
2025Q1	3	42,053	$1.0M	+2
2025Q3	1	18,000	$589K	-2
2025Q4	1	14,800	$513K	—

Who owns CBNA

1 super-investors · 2025Q4

Tracked stake

14.8K

Combined value

$513K

% of shares outstanding

—

shares-out unknown

Quarter action mix

Trim1

#	Manager	Shares	Value	% of book	Last action	8Q trend
1	Renaissance Technologies	14.8K	$513K	0.0%	Trim−3.2K

Recent moves

6 transactions

TRIMRenaissance Technologies
−3,200 · 2025Q4
NEWRenaissance Technologies
+18,000 · 2025Q3
SOLDIzzy Englander (Millennium Mgmt)
−18,841 · 2025Q2
SOLDRenaissance Technologies
−11,300 · 2025Q2
NEWIzzy Englander (Millennium Mgmt)
+18,841 · 2025Q1
NEWRenaissance Technologies
+11,300 · 2025Q1

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