Round Rock Advisors LLC
Position in CDNL — Cardinal Infrastructure Group Inc.
CIK 1846991
WILTON, CT
Position in CDNL
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$2,113,659
+$1,364,299 QoQ
Shares Held
22,438
+18.7% QoQ
Ownership
0.052%
of shares outstanding
% of Portfolio
0.56%
of 13F equity value
Holder Rank
#72
of 156 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in CDNL Over Time
Shares Held
Position Value (USD)
Position in Engineering & Construction
Industrials · as of Jun 30, 2026Round Rock Advisors LLC holds $3,577,829 across 2 Engineering & Construction names. CDNL ranks #1 (59.1% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CDNL |
Cardinal Infrastructure Group Inc.
This page
|
22,438 | $2,113,659 | |
| 2 | MYRG |
Myr Group Inc.
|
2,926 | $1,464,170 |
All Filings in CDNL
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $2,113,659 | 22,438 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $749,360 | 18,897 | Shares | Sole | 2026-05-15 | |
| No filing history on record for this holder in this stock. | ||||||