BRIGHT ROCK CAPITAL MANAGEMENT, LLC
Long book
$505.9M
Q1 2026
Positions
75
Top-10 weight
35%
concentration
Last quarter
+4.9%
SPY +14.8%
Turnover
17%
of book per quarter
Strategy in plain words
auto-generated from filingsBRIGHT ROCK CAPITAL MANAGEMENT, LLC is a diversified fundamental manager, running a $505.9M US long book across 75 positions.
The portfolio is moderately concentrated (top 10 ≈ 35% of the book). Turnover is modest: positions are typically held for years. Current anchor positions: ALPHABET INC-CL A, MICROSOFT CORP, ISHARES U.S. ENERGY ETF, MASTERCARD INC - A, MERCK & CO. INC..
Over the last 9 quarters its long book ran on average 2.8pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.
Implied long-book return vs S&P 500
methodology: positions priced quarterly, no shorts/options Fund long book S&P 500
Q1 2024
+0.2%
Q2 2024
+5.8%
Q3 2024
-0.3%
Q4 2024
-1.1%
Q1 2025
+3.2%
Q2 2025
+4.7%
Q3 2025
+1.1%
Q4 2025
-3.0%
Q1 2026
+4.9%
Sector allocation
Technology 31%
Financials 11%
Consumer discretionary 10%
Other 9%
Services media 8%
Healthcare 6%
Consumer staples 6%
Industrials 6%
Long book by quarter
What does BRIGHT ROCK own?
Q1 2026 13F| Company | Sector | Shares | Value | % of book | Change |
|---|---|---|---|---|---|
| GOOGL ALPHABET INC-CL A | Technology | 105.0K | $30.2M | 6.0% | Held |
| MSFT MICROSOFT CORP | Technology | 64.0K | $23.7M | 4.7% | Held |
| MA MASTERCARD INC - A | Services media | 37.5K | $18.7M | 3.7% | +25.0% |
| MRK MERCK & CO. INC. | Healthcare | 142.0K | $17.1M | 3.4% | Held |
| AAPL APPLE INC | Technology | 56.0K | $14.2M | 2.8% | Held |
| NVDA NVIDIA CORP | Technology | 80.0K | $14.0M | 2.8% | +100.0% |
| TMO THERMO FISHER SCIENTIFIC INC | Other | 27.5K | $13.5M | 2.7% | Held |
| UNP UNION PACIFIC CORP | Industrials | 53.5K | $13.0M | 2.6% | Held |
| HON HONEYWELL INTERNATIONAL INC | Industrials | 52.5K | $11.9M | 2.3% | Held |
| SCHW SCHWAB (CHARLES) CORP | Financials | 125.0K | $11.7M | 2.3% | Held |
| MKC MCCORMICK & CO-NON VTG SHRS | Consumer staples | 230.0K | $11.6M | 2.3% | +109.1% |
| TXN TEXAS INSTRUMENTS INC | Technology | 59.0K | $11.5M | 2.3% | Held |
| TJX TJX COMPANIES INC | Consumer discretionary | 70.0K | $11.2M | 2.2% | -24.3% |
| NKE NIKE INC -CL B | Other | 199.0K | $10.5M | 2.1% | +32.7% |
| V VISA INC-CLASS A SHARES | Services media | 34.8K | $10.5M | 2.1% | +90.4% |
| NEE NEXTERA ENERGY INC | Utilities | 110.0K | $10.2M | 2.0% | Held |
| BLK BLACKROCK INC | Financials | 10.5K | $10.1M | 2.0% | Held |
| PEP PEPSICO INC | Consumer staples | 65.0K | $10.1M | 2.0% | Held |
| CPRT COPART INC | Consumer discretionary | 302.0K | $10.0M | 2.0% | +86.4% |
| INTU INTUIT INC | Technology | 22.5K | $9.7M | 1.9% | +80.0% |
| ICE INTERCONTINENTAL EXCHANGE IN | Financials | 55.5K | $8.7M | 1.7% | +122.0% |
| LIN LINDE PLC | Materials | 17.5K | $8.7M | 1.7% | Held |
| WMT WALMART INC | Consumer discretionary | 69.0K | $8.6M | 1.7% | Held |
| VZ VERIZON COMMUNICATIONS INC | Communications | 170.0K | $8.5M | 1.7% | Held |
| CTSH COGNIZANT TECH SOLUTIONS-A | Technology | 135.0K | $8.3M | 1.6% | New |
| VEEV VEEVA SYSTEMS INC-CLASS A | Technology | 43.0K | $7.6M | 1.5% | Held |
| XOM EXXON MOBIL CORP | Energy | 40.0K | $6.8M | 1.3% | Held |
| SLB SLB LTD | Energy | 130.0K | $6.7M | 1.3% | Held |
| JPM JPMORGAN CHASE & CO | Financials | 22.0K | $6.5M | 1.3% | Held |
| ZTS ZOETIS INC | Healthcare | 54.0K | $6.4M | 1.3% | Held |
| ELV ELEVANCE HEALTH INC | Financials | 21.0K | $6.1M | 1.2% | Held |
| LULU LULULEMON ATHLETICA INC | Other | 40.0K | $6.1M | 1.2% | +300.0% |
| ANET ARISTA NETWORKS INC | Technology | 45.0K | $5.5M | 1.1% | Held |
| APH AMPHENOL CORP-CL A | Technology | 43.0K | $5.4M | 1.1% | Held |
| MS MORGAN STANLEY | Financials | 31.0K | $5.1M | 1.0% | +93.8% |
| EOG EOG RESOURCES INC | Energy | 35.0K | $5.1M | 1.0% | Held |
| CL COLGATE-PALMOLIVE CO | Other | 59.0K | $5.0M | 1.0% | Held |
| WEC WEC ENERGY GROUP INC | Utilities | 42.0K | $4.9M | 1.0% | Held |
| ECL ECOLAB INC | Other | 18.0K | $4.8M | 0.9% | Held |
| FAST FASTENAL CO | Consumer discretionary | 101.6K | $4.7M | 0.9% | Held |
| META META PLATFORMS INC-CLASS A | Technology | 8.0K | $4.6M | 0.9% | Held |
| HSY HERSHEY CO/THE | Consumer staples | 20.0K | $4.2M | 0.8% | Held |
| AMZN AMAZON.COM INC | Consumer discretionary | 19.0K | $4.0M | 0.8% | New |
| IDXX IDEXX LABORATORIES INC | Materials | 7.0K | $3.9M | 0.8% | Held |
| MNST MONSTER BEVERAGE CORP | Consumer staples | 53.0K | $3.8M | 0.8% | Held |
| AME AMETEK INC | Technology | 17.5K | $3.8M | 0.7% | Held |
| TSCO TRACTOR SUPPLY COMPANY | Consumer discretionary | 80.0K | $3.6M | 0.7% | Held |
| RMD RESMED INC | Healthcare | 15.5K | $3.5M | 0.7% | Held |
| OKE ONEOK INC | Utilities | 34.9K | $3.2M | 0.6% | Held |
| JKHY JACK HENRY & ASSOCIATES INC | Technology | 19.6K | $3.1M | 0.6% | Held |
13F filing history
| Period | Form | Filed | Entries | Reported value | Flags | Source |
|---|---|---|---|---|---|---|
| Q1 2026 | 13F-HR | Apr 16, 2026 | 77 | $508.7M | canonical | SEC ↗ |
| Q4 2025 | 13F-HR | Jan 15, 2026 | 77 | $508.7M | canonical | SEC ↗ |
| Q3 2025 | 13F-HR | Nov 4, 2025 | 73 | $510.2M | canonical | SEC ↗ |
| Q2 2025 | 13F-HR | Jul 10, 2025 | 74 | $494.0M | canonical | SEC ↗ |
| Q1 2025 | 13F-HR | Apr 16, 2025 | 76 | $474.7M | canonical | SEC ↗ |
| Q4 2024 | 13F-HR | Jan 14, 2025 | 71 | $468.9M | canonical | SEC ↗ |
| Q3 2024 | 13F-HR | Oct 3, 2024 | 71 | $497.3M | canonical | SEC ↗ |
| Q2 2024 | 13F-HR | Jul 23, 2024 | 70 | $474.4M | canonical | SEC ↗ |
| Q1 2024 | 13F-HR | Apr 11, 2024 | 69 | $482.6M | canonical | SEC ↗ |
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