Insider filing report for Changes in Beneficial Ownership
- Schedule 13G & 13D forms are used to report a party's ownership of stock which exceeds 5% of a company's total stock issue.
- Schedule 13G is a shorter version of Schedule 13D with fewer reporting requirements.
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- Peter Lynch
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13D
Under the Securities Exchange Act of 1934
(Amendment No. 23)*
|
Tutor Perini Corporation (Name of Issuer) |
Common Stock, par value $1.00 per share (Title of Class of Securities) |
901109108 (CUSIP Number) |
Ronald N. Tutor 15901 Olden Street, Sylmar, CA, 91342 818-362-8391 (Name, Address and Telephone Number of Person Authorized to Receive Notices and Communications) |
08/26/2025 (Date of Event Which Requires Filing of This Statement) |
If the filing person has previously filed a statement on Schedule 13G to report the acquisition that is the subject of this Schedule 13D, and is filing this schedule because of §§ 240.13d-1(e), 240.13d-1(f) or 240.13d-1(g), check the following box.


The information required on the remainder of this cover page shall not be deemed to be “filed” for the purpose of Section 18 of the
Securities Exchange Act of 1934 (“Act”) or otherwise subject to the liabilities of that section of the Act but shall be subject to all other
provisions of the Act (however, see the Notes).
SCHEDULE 13D
|
| CUSIP No. | 901109108 |
| 1 |
Name of reporting person
RONALD N. TUTOR | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
UNITED STATES
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
6,975,121.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
13.2 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
IN |
SCHEDULE 13D
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| CUSIP No. | 901109108 |
| 1 |
Name of reporting person
THE RONALD N. TUTOR SEPARATE PROPERTY TRUST | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
CALIFORNIA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
771,477.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
1.5 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
|
| CUSIP No. | 901109108 |
| 1 |
Name of reporting person
RONALD N. TUTOR 2018 DYNASTY TRUST | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
CALIFORNIA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
1,533,255.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
2.9 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
|
| CUSIP No. | 901109108 |
| 1 |
Name of reporting person
TUTOR MARITAL PROPERTY TRUST | ||||||||
| 2 | Check the appropriate box if a member of a Group (See Instructions)
(a)
(b)
| ||||||||
| 3 | SEC use only | ||||||||
| 4 |
Source of funds (See Instructions)
OO | ||||||||
| 5 |
Check if disclosure of legal proceedings is required pursuant to Items 2(d) or 2(e)
![]() | ||||||||
| 6 | Citizenship or place of organization
CALIFORNIA
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 11 | Aggregate amount beneficially owned by each reporting person
4,670,389.00 | ||||||||
| 12 | Check if the aggregate amount in Row (11) excludes certain shares (See Instructions)
![]() | ||||||||
| 13 | Percent of class represented by amount in Row (11)
8.8 % | ||||||||
| 14 | Type of Reporting Person (See Instructions)
OO |
SCHEDULE 13D
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| Item 1. | Security and Issuer | |
| (a) | Title of Class of Securities:
Common Stock, par value $1.00 per share | |
| (b) | Name of Issuer:
Tutor Perini Corporation | |
| (c) | Address of Issuer's Principal Executive Offices:
15901 Olden Street, Sylmar,
CALIFORNIA
, 91342. | |
Item 1 Comment:
This Amendment No. 23 (this "Amendment") amends and supplements the information set forth in Schedule 13D that was originally filed on September 18, 2008, (the "Original Schedule 13D") as amended by Amendment No. 1 previously filed on March 19, 2010, as amended by Amendment No. 2 previously filed on June 11, 2010, as amended by Amendment No. 3 previously filed on September 16, 2010, as amended by Amendment No. 4 previously filed on September 20, 2010, as amended by Amendment No. 5 previously filed on December 2, 2010, as amended by Amendment No. 6 previously filed on March 18, 2011, as amended by Amendment No. 7 previously filed on May 20, 2011, as amended by Amendment No. 8 previously filed on June 7, 2011, as amended by Amendment No. 9 previously filed on August 18, 2011, as amended by Amendment No. 10 previously filed on August 26, 2011, as amended by Amendment No. 11 previously filed on September 16, 2011, as amended by Amendment No. 12 previously filed on December 6, 2011, as amended by Amendment No. 13 previously filed on March 6, 2012 as amended by Amendment No. 14 previously filed on March 21, 2012, as amended by Amendment No. 15 previously filed on September 21, 2012, as amended by Amendment No. 16 previously filed on November 29, 2012, as amended by Amendment No. 17 previously filed on May 22, 2013, as amended by Amendment No. 18 previously filed on May 15, 2014, as amended by Amendment No. 19 previously filed on March 26, 2015, as amended by Amendment No. 20 previously filed on June 11, 2020, as amended by Amendment No. 21 previously filed on June 21, 2021, as amended by Amendment No. 22 previously filed on November 13, 2024 (as amended through the date hereof, the "Schedule 13D") relating to the beneficial ownership of shares of Common Stock by Ronald N. Tutor, the Ronald N. Tutor Separate Property Trust, a California Trust (the "SPT"), the Ronald N. Tutor 2018 Dynasty Trust (the "DT") and the Tutor Marital Property Trust (the "TMPT"). Capitalized terms used herein and not otherwise defined shall have the respective meanings ascribed to them in the Schedule 13D. This Amendment reflects the net disposition of 700,345 shares of Common Stock by the SPT and TMPT since the last amendment filed on November 13, 2024. | ||
| Item 4. | Purpose of Transaction | |
The following information hereby is added to the existing disclosure: Since the last Amendment filed on November 13, 2024, the SPT and TMPT disposed of 700,345 net shares of Common Stock beneficially owned by Mr. Tutor. Other than as described in this Schedule 13D, the Reporting Persons do not have any plan or proposal that relates to or would result in any of the actions described in subparagraphs (a) through (j) of Item 4 of Schedule 13D. | ||
| Item 5. | Interest in Securities of the Issuer | |
| (a) | Item 5 hereby is replaced in its entirety with the following: The following information is based on a total of 52,743,248 shares of Common Stock outstanding as of August 26, 2025, plus 274,432 shares that TMPT has the right to acquire upon the exercise of stock options that are currently exercisable or will first become exercisable within 60 days of the date hereof. (a), (b) As of the date hereof, the Reporting Persons may be deemed to have beneficial ownership over shares of Common Stock as set forth below, and each such Reporting Person has shared voting and dispositive power with respect to all shares shown as being beneficially owned by him, except as otherwise indicated. (i) Mr. Tutor may be deemed to have beneficial ownership of 6,975,121 shares of Common Stock, or 13.2%, with respect to which Mr. Tutor has shared voting power and shared dispositive power over 6,975,121 of such shares. Mr. Tutor may be deemed to have beneficial ownership of 771,477 shares of Common Stock owned by the SPT and 4,670,389 shares of Common Stock owned by the TMPT, which includes 274,432 stock options that are currently exercisable or will first become exercisable within 60 days of the date hereof. Mr. Tutor is the beneficiary and trustee of the SPT and TMPT. The shares that Mr. Tutor may be deemed to beneficially own also include 1,533,255 shares of Common Stock owned by the DT, of which Mr. Tutor's issue are the beneficiaries. Robert Nida is trustee with sole voting and dispositive power with respect to the Common Stock held by the DT. Mr. Tutor is the trust advisor to the DT, in which position Mr. Tutor has sole discretion to remove and replace the trustee, as well as the sole authority to reacquire or exchange the property of the DT, including the Common Stock, by substituting property of equal value. (ii) The SPT may be deemed to have beneficial ownership of 771,477 shares of Common Stock, or 1.5%. Neither the filing of this Schedule 13D nor any of its contents shall be deemed to constitute an admission by the SPT that it is the beneficial owner of any of the Common Stock held by the DT or TMPT referred to herein for purposes of Section 13(d) of the Exchange Act, or for any other purpose, and such beneficial ownership is expressly disclaimed. (iii) The DT may be deemed to have beneficial ownership of 1,533,255 shares of Common Stock, or 2.9%. The DT has sole or shared voting or dispositive power with respect to such shares of Common Stock; however, the trust advisor to the Reporting Person retains the authority to reacquire the Common Stock from the DT. Neither the filing of this Schedule 13D nor any of its contents shall be deemed to constitute an admission by the DT that it is the beneficial owner of any of the Common Stock held by the SPT or the TMPT referred to herein for purposes of Section 13(d) of the Exchange Act, or for any other purpose, and such beneficial ownership is expressly disclaimed. (iv) The TMPT may be deemed to have beneficial ownership of 4,670,389 shares of Common Stock, or 8.8%. Neither the filing of this Schedule 13D nor any of its contents shall be deemed to constitute an admission by the TMPT that it is the beneficial owner of any of the Common Stock held by the DT or SPT referred to herein for purposes of Section 13(d) of the Exchange Act, or for any other purpose, and such beneficial ownership is expressly disclaimed. | |
| (b) | See Item 5(a) above. | |
| (c) | Transactions in the Common Stock effected by the Reporting Persons in the 60 days prior to this Amendment are described in Schedule A and incorporated herein by reference. | |
| (d) | Except as described in this Schedule 13D, no person has the power to direct the receipt of dividends on or the proceeds of sales of, the shares of Common Stock beneficially owned by the Reporting Persons. | |
| (e) | Not applicable. | |
| Item 7. | Material to be Filed as Exhibits. | |
Exhibit No. Description 99.1 Schedule A Sales of Common Stock by Reporting Person during the prior 60 days | ||
| SIGNATURE | |
After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.
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