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

3/50

Latest evidence

19 Oct 2026

Ownership snapshot CIK-linked ownership evidence from parsed SEC filings. 3 signals
Comparable ownership rows
3 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
19 Oct 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
3/50
Latest evidence
19 Oct 2026
13D/G 3/4/5 13F Lead comparable stake: 12% 47 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%.

3 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 3
Phyllis W. Newhouse 12%
William Tremaine Reny 8.9%
White Lion Capital LLC 8.9%

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%
Reported 13D/G · 18 Jun 2025
$29,284,919
3,377,730 shares
$0 18 Jun 2025
William Tremaine Reny
13D/G 3/4/5
10%+ Owner
8.9%
Reported 13D/G · 23 Dec 2025
$4,174,401
2,470,060 shares
-$4,220,489 23 Dec 2025
White Lion Capital LLC
13D/G
8.9%
Reported 13D/G · 05 Jun 2026
$23,198
128,879 shares
$0 05 Jun 2026
LHT I, LLC
3/4/5
10%+ Owner
—
denominator unverified
$3,067,390
1,762,767 shares
— 19 Oct 2026
Janice Bryant Howroyd
3/4/5
Director
—
denominator unverified
$400,835
79,689 shares
— 15 Aug 2025
MYDA Advisors LLC
13F
Company
13F
—
denominator unverified
$87,000
50,000 shares
— 30 Jun 2026
Edmund S. Nabrotzky
3/4/5
Chief Executive Officer, Director
—
denominator unverified
$32,425
18,634 shares
— 09 Oct 2026
Vijayan Nambiar
3/4/5
Chief Technology Officer
—
denominator unverified
$32,425
18,634 shares
— 09 Oct 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

No eligible buy or sell activity is available for this window. No eligible Buy or Sell transactions are available in this dataset since 05 Nov 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 1-11 of 11 reporting-owner rows connected to CID Holdco, Inc.. Open a relationship link for the CIK-to-CIK filing trail.

Rows
11
Largest Forms 3/4/5 holder
William Tremaine Reny
Net 12M change
$0
Latest report
19 Oct 2026
Name Relationship Holdings Value Past Year Net Change Change % Valuation Report Date
William Tremaine Reny 10%+ Owner $4,174,401 Mixed 23 Dec 2025
LHT I, LLC 10%+ Owner $3,067,390 Mixed 19 Oct 2026
Janice Bryant Howroyd Director $400,835 Mixed 15 Aug 2025
Vijayan Nambiar Chief Technology Officer $32,425 Mixed 09 Oct 2026
Edmund S. Nabrotzky Chief Executive Officer, Director $32,425 Mixed 09 Oct 2026
Charles K. Maddox Cfo & Coo $31,922 Mixed 09 Oct 2026
Sheldon W. Paul Director Mixed 18 Jun 2025
Jeffrey Saling Director Mixed 18 Jun 2025
Joanna Catherine Burkey Director Mixed 18 Jun 2025
Walter E. Skowronski Director Mixed 15 Aug 2025
Phyllis W. Newhouse Director, 10%+ Owner 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
Lht I, Llc DAIC Common Stock Sale -6.37% -120,000 1,762,767 19 Oct 2026 Direct
Vijayan Nambiar DAIC Common Stock Other 18,634 18,634 09 Oct 2026 Direct
Edmund S. Nabrotzky DAIC Common Stock Other 18,634 18,634 09 Oct 2026 Direct
Charles K. Maddox DAIC Common Stock Other 18,345 18,345 09 Oct 2026 Direct
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.
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