SEC ownership of CAPITAL PROPERTIES INC /RI/

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0000202947.

Comparable stake leader

Oppenheimer & Close, LLC

Disclosed value leader

Eder 2022 Community Property Trust

Comparable rows

1/5

Latest evidence

31 Dec 2025

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
1 of 5
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Oppenheimer & Close, LLC
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
31 Dec 2025
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0000202947
Issuer location
Providence, RI

Ownership snapshot

Top shareholders of CAPITAL PROPERTIES INC /RI/ (13F + 13D/G + 3/4/5)

Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.

Comparable stake leader
Oppenheimer & Close, LLC
Disclosed value leader
Eder 2022 Community Prope...
Comparable rows
1/5
Latest evidence
31 Dec 2025
13D/G 3/4/5 Lead comparable stake: 5.3% 4 rows are not safely comparable across share classes. 13D/G row: Oppenheimer & Close, LLC

Quick read

Oppenheimer & Close, LLC leads the comparable SEC ownership view at 5.3%.

1 of 5 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.

Open SEC evidence Opens Oppenheimer & Close, LLC's linked filing trail.
Comparable ownership Top 1
Oppenheimer & Close, LLC 5.3%

Ownership % is shown only when SEC disclosures are safely comparable across share classes.

Detailed SEC evidence table Showing 1-5 of 5 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Oppenheimer & Close, LLC
13D/G
Carl K. Oppenheimer
5.3%
$3,831,953
348,043 shares
-$881 31 Dec 2025
Eder 2022 Community Property Trust
3/4/5
10%+ Owner
class O/S missing
$39,438,056
3,453,420 shares
15 Feb 2022
Robert H. Eder)
3/4/5
Chief Executive Officer, Director, 10%+ Owner
class O/S missing
$29,578,542
2,590,065 shares
31 Dec 2022
Steven G. Triedman
3/4/5
Director
class O/S missing
$2,284
200 shares
31 Dec 2019
Daniel T. Noreck
3/4/5
Director
class O/S missing
$697
61 shares
06 Nov 2023
How to read this table

Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.

Forms 3/4/5 flow

Insider trading overview

Insider buy and sell flow is broadly balanced over the last 12 months. No Buy or Sell transactions have been reported since 20 Sep 2025.

Buys
$0
Insiders: 0
Sells
$0
Insiders: 0
Net
$0
Shares: 0
Window
Last 12 months
4 rolling buckets
Buy value Sell value
Shares: 0 Shares: 0
Window (months) Buy shares Sell shares Buy value Sell value Net value
0-3 0 0 $0 $0 $0
3-6 0 0 $0 $0 $0
6-9 0 0 $0 $0 $0
9-12 0 0 $0 $0 $0

Reporting owners

Insider holders from Forms 3/4/5

Showing 1-5 of 5 reporting-owner rows connected to CAPITAL PROPERTIES INC /RI/. Open a relationship link for the CIK-to-CIK filing trail.

Rows
5
Largest Forms 3/4/5 holder
Eder 2022 Community Property Trust
Net 12M change
$0
Latest report
06 Nov 2023
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
Eder 2022 Community Property Trust 10%+ Owner $39,438,056 Mixed 15 Feb 2022
Robert H. Eder) Chief Executive Officer, Director, 10%+ Owner $29,578,542 Mixed 31 Dec 2022
Steven G. Triedman Director $2,284 Mixed 31 Dec 2019
Daniel T. Noreck Director $697 Filing P/S 06 Nov 2023
Linda Eder Reporting Person was previously a 10% Owner Mixed 15 Feb 2022

Recent insider transactions for CAPITAL PROPERTIES INC /RI/

Showing up to 300 recent insider transactions from the last 12 months.

Insider Symbol Class Transaction % SEC-reported value SEC-reported price Shares Shares owned Date Ownership
No insider transactions were found in the last 12 months for this issuer.
* marks a reported price that did not pass the local price check.
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