SEC ownership of CID Holdco, Inc.

Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0002033770.

Comparable stake leader

Phyllis W. Newhouse

Disclosed value leader

Phyllis W. Newhouse

Comparable rows

27/50

Latest evidence

05 Jun 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
27 of 50
Meaning: Rows with safely comparable ownership %
Latest 13D/G holder
Phyllis W. Newhouse
Source: Latest parsed Schedule 13D/G stake
Latest parsed ownership date
05 Jun 2026
Freshness: Most recent filing date in this holder set
Issuer Names, identifiers, and filing context for this profile. 2 identity fields
Issuer CIK
0002033770
Issuer location
Bethesda, MD

Ownership snapshot

Top shareholders of CID Holdco, Inc. (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
Phyllis W. Newhouse
Disclosed value leader
Phyllis W. Newhouse
Comparable rows
27/50
Latest evidence
05 Jun 2026
13D/G 3/4/5 13F Lead comparable stake: 12% 23 rows are not safely comparable across share classes. 13D/G row: Phyllis W. Newhouse Showing 1-8 of 50 holder rows.

Quick read

Phyllis W. Newhouse leads the comparable SEC ownership view at 12%.

27 of 50 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 Phyllis W. Newhouse's linked filing trail.
Comparable ownership Top 5
Phyllis W. Newhouse 12%
William Tremaine Reny 8.9%
White Lion Capital LLC 8.9%
Janice Bryant Howroyd 5.5%
GEODE CAPITAL MANAGEMENT, LLC 31%

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

Detailed SEC evidence table Showing 1-8 of 50 holder rows
Holder Evidence Ownership % Position 12M Net Δ As of
Phyllis W. Newhouse
13D/G 3/4/5
Phyllis Newhouse · Director, 10%+ Owner
12%
$29,284,919
3,377,730 shares
$0 18 Jun 2025
William Tremaine Reny
13D/G 3/4/5
10%+ Owner
8.9%
$4,174,401
2,470,060 shares
-$4,220,489 23 Dec 2025
White Lion Capital LLC
13D/G
8.9%
$23,198
128,879 shares
$0 05 Jun 2026
Janice Bryant Howroyd
3/4/5
Director
5.5%
$400,835
79,689 shares
15 Aug 2025
GEODE CAPITAL MANAGEMENT, LLC
13F
Company
13F
31%
$76,406
444,741 shares
31 Mar 2026
Mutual Advisors, LLC
13F
Company
13F
19%
$46,382
269,974 shares
31 Mar 2026
BANK OF MONTREAL /CAN/
13F
Company
13F
14%
$33,846
197,008 shares
31 Mar 2026
XTX Topco Ltd
13F
Company
13F
7.1%
$17,559
102,204 shares
31 Mar 2026
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 07 Aug 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 1-9 of 9 reporting-owner rows connected to CID Holdco, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
9
Largest Forms 3/4/5 holder
William Tremaine Reny
Net 12M change
$0
Latest report
23 Dec 2025
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
William Tremaine Reny 10%+ Owner $4,174,401 Mixed 23 Dec 2025
Janice Bryant Howroyd Director $400,835 Mixed 15 Aug 2025
Sheldon W. Paul Director Mixed 18 Jun 2025
Jeffrey Saling Director Mixed 18 Jun 2025
Phyllis W. Newhouse Director, 10%+ Owner Mixed 18 Jun 2025
Charles K. Maddox CFO & Chief Operating Officer Mixed 18 Jun 2025
Edmund S. Nabrotzky Chief Executive Officer, Director Mixed 18 Jun 2025
Walter E. Skowronski Director Mixed 15 Aug 2025
Joanna Catherine Burkey Director Mixed 18 Jun 2025

Recent insider transactions for CID Holdco, Inc.

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
William Tremaine Reny DAIC Common Stock Gift -50.3% -2,497,331 2,470,060 23 Dec 2025 Direct
* marks a reported price that did not pass the local price check.
We use cookies and similar technologies to provide certain features, enhance the user experience and, if you allow them, measure engagement and deliver advertising. Analytics and marketing storage stay off until you grant consent. By clicking on "Agree and continue", you declare your consent to the use of the selected optional cookies. Manage preferences to update or revoke optional consent for future visits. For more information, see our Privacy Policy .