Filer Snapshot

Ronald N. Tutor

CIK 0000906134. SEC filing timeline plus parsed ownership intelligence from 13F, 13D/G, and Forms 3/4/5 where available.

Entity type

Individual

Total filings

6

Latest filing

03 Mar 2026

Industry

n/a

Filing-backed research brief

Start with the SEC data that changes for this CIK

Latest signal: 13D/G stake for TPC. Each card links back to the PortfolioSavvy page where the filing evidence is closest.

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Largest parsed holding

—

Populates from the latest parsed 13F information table.

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13D/G large stake

TPC

02 Mar 2026 · 12% ownership

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Source: SEC Schedule 13D/G

SCHEDULE 13D/A filed on 03 Mar 2026 for CIK 0000906134.

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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$351.13M

Reporting-owner positions with enough data to estimate value.

Estimated Forms 3/4/5 position value

$351.13M

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.

TPC

Schedule 13D positions

Active large-stake positions disclosed in parsed Schedule 13D filings.

TPC
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
C/O Tutor Perini Corp, 15901 Olden Street, Sylmar, CA, 91342

Filer intelligence

What SEC filings say about Ronald N. Tutor

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

  • 1 recent 13D/G stake row found; top row is TPC at 12% ownership.
  • Forms 3/4/5 show insider context for TPC worth $351.13M.

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 1 rows

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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13D/G large-stake context

TPC

02 Mar 2026 · Common Stock, par value $1.00 per share

12%
Issuer page 13D/G history

Forms 3/4/5 insider context

TPC

11 Mar 2026 · 10% owner

$351.13M
Issuer page Owner page

Latest update

What changed recently for Ronald N. Tutor

Ownership report updated

Latest ownership report period: 11 Mar 2026. Open the source-backed page to inspect the fresh filing or facts context.

Update date

13 Mar 2026

Page type

Ownership filings

Latest period

11 Mar 2026

Ownership context was refreshed from SEC Forms 3/4/5 filed on 13 Mar 2026.

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SEC filing record

CIK 0000906134 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
6
First seen
29 Aug 2023
Latest filing
03 Mar 2026
Entity
Individual

Observed form types

4 SCHEDULE 13D/A

CIK-linked evidence first

Ronald N. Tutor SEC filings Ronald N. Tutor 13D/G history Ronald N. Tutor owner filings Open SEC filing index

Latest Filings

Showing the latest 6 of 6 SEC filings for Ronald N. Tutor.

SCHEDULE 13D/A

SCHEDULE 13D/A filing

Filing date
03 Mar 2026
Reporting date
Not listed
SEC evidence
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SCHEDULE 13D/A

SCHEDULE 13D/A filing

Filing date
27 Aug 2025
Reporting date
Not listed
SEC evidence
Open document Open filing
Next action
Verify source filing
4

4 filing

Filing date
20 Dec 2023
Reporting date
18 Dec 2023
SEC evidence
Open document Open filing
Next action
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4

4 filing

Filing date
27 Nov 2023
Reporting date
22 Nov 2023
SEC evidence
Open document Open filing
Next action
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4

4 filing

Filing date
13 Sep 2023
Reporting date
11 Sep 2023
SEC evidence
Open document Open filing
Next action
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4

4 filing

Filing date
29 Aug 2023
Reporting date
25 Aug 2023
SEC evidence
Open document Open filing
Next action
Verify source filing
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