Filer Snapshot

Thomas R. Cox

CIK 0002013603. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

14

Latest filing

23 Mar 2026

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: Forms 3/4/5 owner position for TGNA. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

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Largest parsed holding

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Populates from the latest parsed 13F information table.

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13D/G large stake

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No recent parsed 13D/G stake row for this CIK.

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Source: SEC Forms 3/4/5

4 filed on 23 Mar 2026 for CIK 0002013603.

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Ownership signals 1 signal
Ownership signals

SEC value by filing type

Compare filing types separately; 13F, 13D/G, and Forms 3/4/5 are different evidence sources.

Forms 3/4/5 positions$703.8K

Reporting-owner positions with enough data to estimate value.

Estimated Forms 3/4/5 position value

$703.8K

Estimated only when owner filings include enough share and price data.

Largest linked SEC positions

Largest issuer positions found across parsed 13F, 13D/G, and Forms 3/4/5 data.

TGNA
How to read these SEC values
  • Read each filing type on its own: 13F portfolios, 13D/G large stakes, and Forms 3/4/5 owner positions answer different questions.
  • Open the linked research paths when you need to verify the exact SEC filing behind a value.
Identity 1 identity field
Business address
8350 Broad Street, Suite 2000, Tysons, VA, 22102

Filer intelligence

What SEC filings say about Thomas R. Cox

A compact read of parsed XML filings. 13F, 13D/G, and Forms 3/4/5 are shown separately because they answer different ownership questions.

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Quick read

  • Forms 3/4/5 show insider context for TGNA worth $703.8K.

SEC source mix

Counts show available parsed rows, not one combined ownership total.

XML parsed
13F portfolio No rows yet

Quarterly institutional portfolio holdings.

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13D/G stakes No rows yet

Beneficial ownership and large-stake disclosures.

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Forms 3/4/5 1 rows

Officer, director, and 10% owner holdings or transactions.

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Forms 3/4/5 insider context

TGNA

19 Mar 2026 · SVP and Chief Growth Officer

$703.8K
Issuer page Owner page

Latest update

What changed recently for Thomas R. Cox

Ownership report updated

Latest ownership report period: 19 Mar 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

23 Mar 2026

Page type

Ownership filings

Latest period

19 Mar 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 23 Mar 2026.

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SEC filing record

CIK 0002013603 filing coverage

Start with this filing record, then use the linked ownership pages when parsed 13F, 13D/G, Forms 3/4/5, or facts data exists for this CIK.

SEC filings
14
First seen
04 Mar 2024
Latest filing
23 Mar 2026
Entity
Individual

Observed form types

4 144 4/A 3

CIK-linked evidence first

Thomas R. Cox SEC filings Thomas R. Cox owner filings Open SEC filing index

Latest Filings

Showing the latest 12 of 14 SEC filings for Thomas R. Cox.

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4 File 001-06961

OWNERSHIP DOCUMENT

Filing date
23 Mar 2026
Reporting date
19 Mar 2026
SEC evidence
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
12 Mar 2026
Reporting date
10 Mar 2026
SEC evidence
Open document Open filing
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
03 Mar 2026
Reporting date
27 Feb 2026
SEC evidence
Open document Open filing
Next action
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4 File 001-06961

OWNERSHIP DOCUMENT

Filing date
17 Dec 2025
Reporting date
15 Dec 2025
SEC evidence
Open document Open filing
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
04 Jun 2025
Reporting date
31 May 2025
SEC evidence
Open document Open filing
Next action
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
04 Mar 2025
Reporting date
28 Feb 2025
SEC evidence
Open document Open filing
Next action
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
13 Feb 2025
Reporting date
11 Feb 2025
SEC evidence
Open document Open filing
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
05 Feb 2025
Reporting date
03 Feb 2025
SEC evidence
Open document Open filing
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
10 Dec 2024
Reporting date
06 Dec 2024
SEC evidence
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144

144 filing

Filing date
06 Dec 2024
Reporting date
Not listed
SEC evidence
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4 File 001-06961

PRIMARY DOCUMENT

Filing date
04 Jun 2024
Reporting date
31 May 2024
SEC evidence
Open document Open filing
Next action
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4/A File 001-06961

PRIMARY DOCUMENT

Filing date
14 Mar 2024
Reporting date
29 Feb 2024
SEC evidence
Open document Open filing
Next action
Verify source filing
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