# EDGAR Filing Document

**Accession Number:** 0001509973
**File Stem:** 0001509973-23-000001
**Filing Date:** 2023-1
**Character Count:** 11212
**Document Hash:** a1617f658c6722ea39da559cf46c31dd
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001509973-23-000001.hdr.sgml**: 20230124

**ACCESSION NUMBER**: 0001509973-23-000001

**CONFORMED SUBMISSION TYPE**: 13F-HR

**PUBLIC DOCUMENT COUNT**: 2

**CONFORMED PERIOD OF REPORT**: 20221231

**FILED AS OF DATE**: 20230124

**DATE AS OF CHANGE**: 20230124

**EFFECTIVENESS DATE**: 20230124

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** BRIGHT ROCK CAPITAL MANAGEMENT, LLC
- **CENTRAL INDEX KEY:** 0001509973
- **IRS NUMBER:** 271606414
- **STATE OF INCORPORATION:** MA
- **FISCAL YEAR END:** 1231

**FILING VALUES:**
- **FORM TYPE:** 13F-HR
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 028-14062
- **FILM NUMBER:** 23546173

**BUSINESS ADDRESS:**
- **STREET 1:** 2036 WASHINGTON STREET
- **CITY:** HANOVER
- **STATE:** MA
- **ZIP:** 02339
- **BUSINESS PHONE:** 781-982-6750

**MAIL ADDRESS:**
- **STREET 1:** 2036 WASHINGTON STREET
- **CITY:** HANOVER
- **STATE:** MA
- **ZIP:** 02339

### FORM 13F COVER PAGE

**Report for the Calendar Year or Quarter Ended:** 12-31-2022

**Check here if Amendment** [ ] **Amendment Number:** 

**This Amendment (Check only one.):** [ ] is a restatement.

[ ] adds new holdings entries.

**Institutional Investment Manager Filing this Report:**

**Name:** BRIGHT ROCK CAPITAL MANAGEMENT LLC<br>**Address:** 2036 WASHINGTON STREET<br>HANOVER, MA 02339

**Form 13F File Number:** 028-14062

The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form.

**Person Signing this Report on Behalf of Reporting Manager:**

**Name:** Shauna Haglof<br>**Title:** Investment Compliance Officer<br>**Phone:** 508-732-3479

**Signature, Place, and Date of Signing:**

Shauna Haglof  Hanover, MA  01-24-2023<br>[Signature]  [City, State]  [Date]

**Report Type (Check only one.):**

[x] **13F HOLDINGS REPORT.** (Check here if all holdings of this reporting manager are reported in this report.)

[ ] **13F NOTICE.** (Check here if no holdings are reported in this report, and all holdings are reported by other reporting manager(s).)

[ ] **13F COMBINATION REPORT.** (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).)

### Form 13F Summary Page

**Report Summary:**

**Number of Other Included Managers:** 0

**Form 13F Information Table Entry Total:** 79

**Form 13F Information Table Value Total:** $385719

      (round to nearest dollar)

**List of Other Included Managers:**

Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report.

[If there are no entries in this list, state “NONE” and omit the column headings and list entries.]

**NONE**

### FORM 13F INFORMATION TABLE

---

|  |  |  |  |  |  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | VOTING AUTHORITY | VOTING AUTHORITY | VOTING AUTHORITY |
| NAME OF ISSUER | TITLE OF CLASS | CUSIP | FIGI | VALUE (x$1000) | SHRS OR PRN AMT | SH/PRN | PUT/CALL | INVESTMENT DISCRETION | OTHER MANAGER | SOLE | SHARED | NONE |
| 3M Co | COM | 88579Y101 |  | 3837 | 32000 | SH |  | SOLE | NONE | 32000 | 0 | 0 |
| ALPHABET INC | CAP STK CL A | 02079K305 |  | 10588 | 120000 | SH |  | SOLE | NONE | 120000 | 0 | 0 |
| AMER EXPRESS CO | COM | 025816109 |  | 5910 | 40000 | SH |  | SOLE | NONE | 40000 | 0 | 0 |
| AMETEK Inc | COM | 031100100 |  | 2794 | 20000 | SH |  | SOLE | NONE | 20000 | 0 | 0 |
| ANALOG DEVICES INC | COM | 032654105 |  | 2592 | 15800 | SH |  | SOLE | NONE | 15800 | 0 | 0 |
| ANSYS INC. | COM | 03662Q105 |  | 1450 | 6000 | SH |  | SOLE | NONE | 6000 | 0 | 0 |
| APTARGROUP INC | COM | 038336103 |  | 825 | 7500 | SH |  | SOLE | NONE | 7500 | 0 | 0 |
| ARISTA NETWORKS INC | COM | 040413106 |  | 1820 | 15000 | SH |  | SOLE | NONE | 15000 | 0 | 0 |
| AUTOMATIC DATA PROCESSING | COM | 053015103 |  | 7882 | 33000 | SH |  | SOLE | NONE | 33000 | 0 | 0 |
| Amphenol Corp | CL A | 032095101 |  | 2589 | 34000 | SH |  | SOLE | NONE | 34000 | 0 | 0 |
| Apple Inc | COM | 037833100 |  | 3898 | 30000 | SH |  | SOLE | NONE | 30000 | 0 | 0 |
| Ares Management LLC | CL A | 339750101 |  | 2159 | 31000 | SH |  | SOLE | NONE | 31000 | 0 | 0 |
| BROWN-FORMAN CORP | CL B | 115637209 |  | 1938 | 29500 | SH |  | SOLE | NONE | 29500 | 0 | 0 |
| Berkshire Hathaway Inc | CL B NEW | 084670702 |  | 12356 | 40000 | SH |  | SOLE | NONE | 40000 | 0 | 0 |
| BlackRock Inc | COM | 09247X101 |  | 7441 | 10500 | SH |  | SOLE | NONE | 10500 | 0 | 0 |
| Brown  Brown Inc | COM | 115236101 |  | 1709 | 30000 | SH |  | SOLE | NONE | 30000 | 0 | 0 |
| CH Robinson Worldwide Inc | COM NEW | 12541W209 |  | 1373 | 15000 | SH |  | SOLE | NONE | 15000 | 0 | 0 |
| CHUBB LIMITED COM | COM | H1467J104 |  | 7059 | 32000 | SH |  | SOLE | NONE | 32000 | 0 | 0 |
| COLGATE-PALMOLIVE | COM | 194162103 |  | 5830 | 74000 | SH |  | SOLE | NONE | 74000 | 0 | 0 |
| Cactus Inc | CL A | 127203107 |  | 1005 | 20000 | SH |  | SOLE | NONE | 20000 | 0 | 0 |
| Chipotle Mexican Grill Inc | COM | 169656105 |  | 832 | 600 | SH |  | SOLE | NONE | 600 | 0 | 0 |
| Copart Inc | COM | 217204106 |  | 11447 | 188000 | SH |  | SOLE | NONE | 188000 | 0 | 0 |
| Danaher Corp | COM | 235851102 |  | 11148 | 42000 | SH |  | SOLE | NONE | 42000 | 0 | 0 |
| Dollar General Corp | COM | 256677105 |  | 1231 | 5000 | SH |  | SOLE | NONE | 5000 | 0 | 0 |
| ECOLAB INC | COM | 278865100 |  | 2984 | 20500 | SH |  | SOLE | NONE | 20500 | 0 | 0 |
| EOG Resources Inc | COM | 26875P101 |  | 2590 | 20000 | SH |  | SOLE | NONE | 20000 | 0 | 0 |
| EPAM Systems Inc | COM | 29414B104 |  | 1311 | 4000 | SH |  | SOLE | NONE | 4000 | 0 | 0 |
| Edwards Lifesciences Corp | COM | 28176E108 |  | 1865 | 25000 | SH |  | SOLE | NONE | 25000 | 0 | 0 |
| FACEBOOK INC | CL A | 30303M102 |  | 10831 | 90000 | SH |  | SOLE | NONE | 90000 | 0 | 0 |
| FactSet Research Systems Inc | COM | 303075105 |  | 2407 | 6000 | SH |  | SOLE | NONE | 6000 | 0 | 0 |
| Fastenal Co | COM | 311900104 |  | 2404 | 50800 | SH |  | SOLE | NONE | 50800 | 0 | 0 |
| Genpact Ltd | SHS | G3922B107 |  | 1390 | 30000 | SH |  | SOLE | NONE | 30000 | 0 | 0 |
| Gentex Corp | COM | 371901109 |  | 1636 | 60000 | SH |  | SOLE | NONE | 60000 | 0 | 0 |
| Hershey Co/The | COM | 427866108 |  | 4631 | 20000 | SH |  | SOLE | NONE | 20000 | 0 | 0 |
| Home Depot Inc/The | COM | 437076102 |  | 9476 | 30000 | SH |  | SOLE | NONE | 30000 | 0 | 0 |
| IDEXX Laboratories Inc | COM | 45168D104 |  | 2856 | 7000 | SH |  | SOLE | NONE | 7000 | 0 | 0 |
| INTL FLAVORS | COM | 459506101 |  | 1311 | 12500 | SH |  | SOLE | NONE | 12500 | 0 | 0 |
| IPG Photonics Corp | COM | 44980X109 |  | 1278 | 13500 | SH |  | SOLE | NONE | 13500 | 0 | 0 |
| ISHARES | U.S. ENERGY ETF | 464287796 |  | 13947 | 300000 | SH |  | SOLE | NONE | 300000 | 0 | 0 |
| Invesco Capital Management LLC | KBW BK ETF | 46138E628 |  | 2065 | 40000 | SH |  | SOLE | NONE | 40000 | 0 | 0 |
| JB Hunt Transport Services Inc | COM | 445658107 |  | 1831 | 10500 | SH |  | SOLE | NONE | 10500 | 0 | 0 |
| JPMorgan Chase  Co | COM | 46625H100 |  | 14751 | 110000 | SH |  | SOLE | NONE | 110000 | 0 | 0 |
| Jack Henry  Associates Inc | COM | 426281101 |  | 3441 | 19600 | SH |  | SOLE | NONE | 19600 | 0 | 0 |
| Liberty Broadband Corp | COM SER A | 530307107 |  | 759 | 10000 | SH |  | SOLE | NONE | 10000 | 0 | 0 |
| Linde PLC | SHS | G5494J103 |  | 6524 | 20000 | SH |  | SOLE | NONE | 20000 | 0 | 0 |
| MASTERCARD INC | CL A | 57636Q104 |  | 15648 | 45000 | SH |  | SOLE | NONE | 45000 | 0 | 0 |
| MICROSOFT CORP | COM | 594918104 |  | 15828 | 66000 | SH |  | SOLE | NONE | 66000 | 0 | 0 |
| Merck  Co Inc | COM | 58933Y105 |  | 12426 | 112000 | SH |  | SOLE | NONE | 112000 | 0 | 0 |
| Monster Beverage Corp | COM | 61174X109 |  | 2691 | 26500 | SH |  | SOLE | NONE | 26500 | 0 | 0 |
| Morningstar Inc | COM | 617700109 |  | 2166 | 10000 | SH |  | SOLE | NONE | 10000 | 0 | 0 |
| NEXTERA ENERGY | COM | 65339F101 |  | 3344 | 40000 | SH |  | SOLE | NONE | 40000 | 0 | 0 |
| NIKE INC | CL B | 654106103 |  | 5031 | 43000 | SH |  | SOLE | NONE | 43000 | 0 | 0 |
| ONEOK Inc | COM | 682680103 |  | 4918 | 74850 | SH |  | SOLE | NONE | 74850 | 0 | 0 |
| PEPSICO INC | COM | 713448108 |  | 10840 | 60000 | SH |  | SOLE | NONE | 60000 | 0 | 0 |
| ROPER INDUSTRIES INC | COM | 776696106 |  | 3673 | 8500 | SH |  | SOLE | NONE | 8500 | 0 | 0 |
| Repligen Corp | COM | 759916109 |  | 1524 | 9000 | SH |  | SOLE | NONE | 9000 | 0 | 0 |
| ResMed Inc | COM | 761152107 |  | 3226 | 15500 | SH |  | SOLE | NONE | 15500 | 0 | 0 |
| Rollins Inc | COM | 775711104 |  | 1836 | 50250 | SH |  | SOLE | NONE | 50250 | 0 | 0 |
| S Global Inc | COM | 78409V104 |  | 2847 | 8500 | SH |  | SOLE | NONE | 8500 | 0 | 0 |
| SCOTTS MIRACLE-GRO CO/THE | CL A | 810186106 |  | 1944 | 40000 | SH |  | SOLE | NONE | 40000 | 0 | 0 |
| SEI INVESTMENTS | COM | 784117103 |  | 1609 | 27600 | SH |  | SOLE | NONE | 27600 | 0 | 0 |
| SELECT SECTOR SPDR | TECHNOLOGY | 81369Y803 |  | 9955 | 80000 | SH |  | SOLE | NONE | 80000 | 0 | 0 |
| SEMPRA ENERGY | COM | 816851109 |  | 5718 | 37000 | SH |  | SOLE | NONE | 37000 | 0 | 0 |
| SOLAREDGE TECHNOLOGIES INC | COM | 83417M104 |  | 1983 | 7000 | SH |  | SOLE | NONE | 7000 | 0 | 0 |
| T Rowe Price Group Inc | COM | 74144T108 |  | 5235 | 48000 | SH |  | SOLE | NONE | 48000 | 0 | 0 |
| TEXAS INSTRUMENTS | COM | 882508104 |  | 6609 | 40000 | SH |  | SOLE | NONE | 40000 | 0 | 0 |
| TJX Cos Inc/The | COM | 872540109 |  | 6810 | 85547 | SH |  | SOLE | NONE | 85547 | 0 | 0 |
| TRACTOR SUPPLY CO | COM | 892356106 |  | 4387 | 19500 | SH |  | SOLE | NONE | 19500 | 0 | 0 |
| Thermo Fisher Scientific Inc | COM | 883556102 |  | 5232 | 9500 | SH |  | SOLE | NONE | 9500 | 0 | 0 |
| Toro Co/The | COM | 891092108 |  | 7358 | 65000 | SH |  | SOLE | NONE | 65000 | 0 | 0 |
| Trex Co Inc | COM | 89531P105 |  | 423 | 10000 | SH |  | SOLE | NONE | 10000 | 0 | 0 |
| Tyler Technologies Inc | COM | 902252105 |  | 2015 | 6250 | SH |  | SOLE | NONE | 6250 | 0 | 0 |
| Union Pacific Corp | COM | 907818108 |  | 6937 | 33500 | SH |  | SOLE | NONE | 33500 | 0 | 0 |
| UnitedHealth Group Inc | COM | 91324P102 |  | 13255 | 25000 | SH |  | SOLE | NONE | 25000 | 0 | 0 |
| VERIZON COMMUN | COM | 92343V104 |  | 5280 | 134000 | SH |  | SOLE | NONE | 134000 | 0 | 0 |
| Veeva Systems Inc | CL A COM | 922475108 |  | 4357 | 27000 | SH |  | SOLE | NONE | 27000 | 0 | 0 |
| Walmart Inc | COM | 931142103 |  | 7515 | 53000 | SH |  | SOLE | NONE | 53000 | 0 | 0 |
| West Pharmaceutical Services I | COM | 955306105 |  | 1177 | 5000 | SH |  | SOLE | NONE | 5000 | 0 | 0 |
| YUM BRANDS INC | COM | 988498101 |  | 1921 | 15000 | SH |  | SOLE | NONE | 15000 | 0 | 0 |

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