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.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
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- Peter Lynch
What is insider trading>>
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SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549 |
SCHEDULE 13G
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UNDER THE SECURITIES EXCHANGE ACT OF 1934
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(Amendment No. 15)*
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Safety Insurance Group, Inc. (Name of Issuer) |
Common Stock, par value $0.01 per share (Title of Class of Securities) |
(CUSIP Number) |
03/31/2026 (Date of Event Which Requires Filing of this Statement) |
| Check the appropriate box to designate the rule pursuant to which this Schedule is filed: |
 Rule 13d-1(b)
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 Rule 13d-1(c)
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| Rule 13d-1(d)
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SCHEDULE 13G
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| CUSIP No. |
| 1 | Names of Reporting Persons
SRB Corporation | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
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| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
MASSACHUSETTS
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
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| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
1,794,655.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
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| 11 | Percent of class represented by amount in row (9)
12.27 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
CO |
Comment for Type of Reporting Person: *Based on 14,631,684 shares of Common Stock outstanding as of February 13, 2026, as reported in the Issuer's Report on Form 10-K for the period ended December 31, 2025, filed with the Securities and Exchange Commission on February 27, 2026.
SCHEDULE 13G
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| CUSIP No. |
| 1 | Names of Reporting Persons
The Plymouth Rock Company Incorporated | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
MASSACHUSETTS
| ||||||||
| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 |
Aggregate Amount Beneficially Owned by Each Reporting Person
776,976.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
5.31 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
CO |
Comment for Type of Reporting Person: *Based on 14,631,684 shares of Common Stock outstanding as of February 13, 2026, as reported in the Issuer's Report on Form 10-K for the period ended December 31, 2025, filed with the Securities and Exchange Commission on February 27, 2026.
SCHEDULE 13G
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| CUSIP No. |
| 1 | Names of Reporting Persons
Palisades Safety and Insurance Association | ||||||||
| 2 | Check the appropriate box if a member of a Group (see instructions)
(a)
(b)
| ||||||||
| 3 | Sec Use Only | ||||||||
| 4 | Citizenship or Place of Organization
NEW JERSEY
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| Number of Shares Beneficially Owned by Each Reporting Person With: |
| ||||||||
| 9 | Aggregate Amount Beneficially Owned by Each Reporting Person
1,017,679.00 | ||||||||
| 10 | Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)
| ||||||||
| 11 | Percent of class represented by amount in row (9)
6.96 % | ||||||||
| 12 | Type of Reporting Person (See Instructions)
OO |
Comment for Type of Reporting Person: *Based on 14,631,684 shares of Common Stock outstanding as of February 13, 2026, as reported in the Issuer's Report on Form 10-K for the period ended December 31, 2025, filed with the Securities and Exchange Commission on February 27, 2026.
SCHEDULE 13G
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| Item 1. | ||
| (a) | Name of issuer:
Safety Insurance Group, Inc. | |
| (b) | Address of issuer's principal executive offices:
20 Custom House Street, Boston, MA 02110 | |
| Item 2. | ||
| (a) | Name of person filing:
This statement relates to shares of Common Stock of the Issuer held by the following: (1) SRB Corporation, a Massachusetts corporation ("SRB"), which is a direct wholly owned subsidiary of The Plymouth Rock Company Incorporated, a Massachusetts corporation ("PRC"). SRB serves as investment manager to each of PRSC, PRAC, PIC, PRHAC, PSIA, HPSIC, HPPCIC and HPPIC (as defined below) and, in such capacity, may be deemed to have voting and dispositive power over the shares held for the accounts of these entities. (2) PRC, for the accounts of the following entities: (i) Plymouth Rock Security Corporation, a Massachusetts corporation ("PRSC"); (ii) Plymouth Rock Assurance Corporation, a Massachusetts corporation ("PRAC"); (iii) Pilgrim Insurance Company, a Massachusetts corporation ("PIC"); and (iv) Plymouth Rock Home Assurance Corporation, a Massachusetts corporation ("PRHAC"). PRSC, PRAC and PRHAC are direct wholly-owned subsidiaries of PRC. PIC is a direct wholly-owned subsidiary of SRB. (3) Palisades Safety and Insurance Association, a New Jersey reciprocal insurance exchange ("PSIA"), for its own account and for the accounts of the following entities owned by it: (i)High Point Safety and Insurance Company, a New Jersey corporation ("HPSIC"); (ii)High Point Property and Casualty Insurance Company, a New Jersey corporation ("HPPCIC"); and (iii) High Point Preferred Insurance Company, a New Jersey corporation ("HPPIC"). HPSIC and HPPIC are direct wholly owned subsidiaries of HPPCIC, which is a direct wholly owned subsidiary of PSIA. Plymouth Rock Management Company of New Jersey, a New Jersey corporation ("PRNJ"), is the attorney-in-fact for PSIA. PRNJ is an indirect wholly owned subsidiary of SRB. SRB, PRC, and PSIA are referred to herein collectively as the "Reporting Persons." The Reporting Persons are making this single, joint filing because they may be deemed to be a "group" within the meaning of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended (the "Act"); this filing shall not, however, be deemed an affirmation that such a group exists for the purposes of the Act or for any other purpose, and each Reporting Person expressly disclaims beneficial ownership of any securities beneficially owned by any other person. The agreement among the Reporting Persons to file jointly is attached hereto as Exhibit A. | |
| (b) | Address or principal business office or, if none, residence:
SRB: 695 Atlantic Avenue, 10th Floor, Boston, MA 02111 PRC: 695 Atlantic Avenue, 6th Floor, Boston, MA 02111 PSIA: 581 Main Street, 4th Floor, Woodbridge, NJ 07095 | |
| (c) | Citizenship:
SRB: Massachusetts PRC: Massachusetts PSIA: New Jersey | |
| (d) | Title of class of securities:
Common Stock, par value $0.01 per share | |
| (e) | CUSIP No.:
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| Item 3. | If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a: | |
| (a) | Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
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| (b) | Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
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| (c) | Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
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| (d) | Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
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| (e) | An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
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| (f) | An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
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| (g) | A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
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| (h) | A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
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| (i) | A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
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| (j) | A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J),
please specify the type of institution: | |
| (k) | Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
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| Item 4. | Ownership | |
| (a) | Amount beneficially owned:
The information set forth in Rows 5 through 11 of the cover pages to this Schedule 13G is incorporated herein by reference for each Reporting Person. | |
| (b) | Percent of class:
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| (c) | Number of shares as to which the person has:
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| (i) Sole power to vote or to direct the vote:
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| (ii) Shared power to vote or to direct the vote:
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| (iii) Sole power to dispose or to direct the disposition of:
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| (iv) Shared power to dispose or to direct the disposition of:
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| Item 5. | Ownership of 5 Percent or Less of a Class. | |
| Item 6. | Ownership of more than 5 Percent on Behalf of Another Person. | |
If any other person is known to have the right to receive or the power to direct the receipt of dividends from, or the proceeds from the sale of, such securities, a statement to that effect should be included in response to this item and, if such interest relates to more than 5 percent of the class, such person should be identified. A listing of the shareholders of an investment company registered under the Investment Company Act of 1940 or the beneficiaries of employee benefit plan, pension fund or endowment fund is not required.
Not Applicable See item 2(a) | ||
| Item 7. | Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person. | |
Not Applicable
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| Item 8. | Identification and Classification of Members of the Group. | |
Not Applicable
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| Item 9. | Notice of Dissolution of Group. | |
Not Applicable
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| Item 10. | Certifications: |
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11. |
| 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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Exhibit Information
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Exhibit A - Joint Filing Agreement |