BRIGHT ROCK CAPITAL MANAGEMENT, LLC

CIK 1509973 · View on SEC EDGAR ↗

Portfolio value QoQ: +6.0% 13F does not disclose cash

Top 10 holdings weight40.03%

Top 25 holdings weight68.84%

Positions above 1%34

Effective number of positions38.2

Based on 13F long-equity holdings only (cash, bonds, shorts not disclosed)

Turnover Q3 2026: 9.44% Est. buys $55,497,613 · sells $48,549,084

Median holding: 7.0 quarters Tracked Q1 2025–Q3 2026 · 69.9% still held

New positions7

Increased6

Decreased2

Closed8

Portfolio value $529.1M #3,775 of 9,339 by 13F value · top 40.4%

Positions 72

As of Sept. 30, 2026

Performance vs S&P 500

Tracked Q1 2025–Q3 2026 +14.2%

S&P 500 total return (same window) +39.9%

Excess return -25.7%

Annualized: +9.3% · S&P 500: +25.1%

Approximates a buy-and-hold portfolio built from quarterly SEC 13F snapshots. Excludes cash, short positions, options/derivatives, and non-13(f) securities — reflects the disclosed long-equity book only, not total fund AUM. SEC filing lag is up to 45 days; this is not a real-time-copyable timing.

Priceable coverage: 99.3% · Options excluded: 0.0%

Sector breakdown

Technology 21.0%

Financials 17.6%

Health Care 14.7%

Communication Services 11.3%

Industrials 9.7%

Retail 7.0%

Consumer Discretionary 3.7%

Consumer Staples 3.0%

Materials 2.9%

Energy 2.8%

Utilities 2.4%

Consumer products 1.1%

Other/Unmapped 2.9%

Full portfolio 72 positions

					Streak
MSFT Microsoft Corporation - Common Stock	$37,954,600	7.17%	74,000	$10,351,120
GOOGL Alphabet Inc. - Class A Common Stock	$26,838,240	5.07%	78,000	$-1,036,620
NVDA NVIDIA Corporation - Common Stock	$25,121,800	4.75%	110,000	$3,111,900
MA Mastercard Incorporated Common Stock	$20,680,125	3.91%	37,500	$1,420,125
MRK Merck & Company, Inc. Common Stock (new)	$20,634,020	3.90%	142,000	$2,387,020
AAPL Apple Inc. - Common Stock	$18,649,120	3.52%	56,000	$2,444,960
TMO Thermo Fisher Scientific Inc Common Stock	$18,563,875	3.51%	27,500	$4,776,475
AMZN Amazon.com, Inc. - Common Stock	$14,699,850	2.78%	59,000	$10,171,390	Up ×1
UNP Union Pacific Corporation Common Stock	$14,558,955	2.75%	53,500	$6,955
NKE Nike, Inc. Common Stock	$14,089,200	2.66%	398,000	$5,920,250	Up ×1
V Visa Inc.	$12,486,718	2.36%	34,750	$564,340
INTU Intuit Inc. - Common Stock	$12,406,950	2.34%	45,000	$661,950
VEEV Veeva Systems Inc. Class A Common Stock	$12,274,350	2.32%	43,000	$-2,988,070	Down ×1
SCHW Charles Schwab Corporation (The) Common Stock	$12,217,500	2.31%	125,000	$683,750
BLK BlackRock, Inc. Common Stock	$11,112,045	2.10%	10,500	$1,015,665
TXN Texas Instruments Incorporated - Common Stock	$10,923,510	2.06%	39,000	$-701,220
NFLX Netflix, Inc. - Common Stock	$10,437,000	1.97%	150,000	$3,297,000	Up ×1
CPRT Copart, Inc. - Common Stock	$10,420,960	1.97%	382,000	$1,907,580	Up ×1
TJX TJX Companies, Inc. (The) Common Stock	$9,261,700	1.75%	70,000	$-1,343,300
SPGI S&P Global Inc. Common Stock	$8,875,575	1.68%	22,500	$-287,775
Unknown issuer (CUSIP: 43849R105)	$8,717,063	1.65%	56,250		Up ×1
ICE Intercontinental Exchange Inc. Common Stock	$8,437,665	1.59%	55,500	$1,605,060
NEE NextEra Energy, Inc. Common Stock	$8,331,400	1.57%	110,000	$-1,323,300
LIN Linde plc - Ordinary Shares	$8,306,375	1.57%	17,500	$-775,075
PEP PepsiCo, Inc. - Common Stock	$8,236,800	1.56%	65,000	$-564,200
ELV Elevance Health, Inc. Common Stock	$8,165,220	1.54%	21,000	$43,890
VZ Verizon Communications Inc. Common Stock	$7,797,900	1.47%	170,000	$600,100
JPM JP Morgan Chase & Co. Common Stock	$7,278,260	1.38%	22,000	$77,000
APH Amphenol Corporation Common Stock	$7,249,800	1.37%	86,000	$-331,960	Up ×1
WMT Walmart Inc. - Common Stock	$7,170,480	1.36%	69,000	$-644,460
IYE iShares U.S. Energy ETF	$6,480,000	1.22%	100,000	$821,000
CSCO Cisco Systems, Inc. - Common Stock	$6,457,800	1.22%	60,000		Up ×1
SLB SLB Limited Common Shares	$6,333,600	1.20%	130,000	$289,900
MS Morgan Stanley Common Stock	$5,830,480	1.10%	31,000	$-649,760
ANET Arista Networks, Inc. Common Stock	$5,089,750	0.96%	25,000	$-2,554,850	Down ×1
CL Colgate-Palmolive Company Common Stock	$5,033,880	0.95%	59,000	$-375,240
FAST Fastenal Company - Common Stock	$5,032,248	0.95%	101,600	$152,400
ECL Ecolab Inc. Common Stock	$4,942,440	0.93%	18,000	$-72,540
EOG EOG Resources, Inc. Common Stock	$4,821,600	0.91%	35,000	$281,050
MNST Monster Beverage Corporation - Common Stock	$4,411,720	0.83%	106,000	$-682,640	Up ×1
AME AMETEK, Inc.	$4,335,275	0.82%	17,500	$101,325
WEC WEC Energy Group, Inc. Common Stock	$4,232,760	0.80%	42,000	$-671,580
ZTS Zoetis Inc. Class A Common Stock	$3,770,820	0.71%	54,000	$-109,620
IDXX IDEXX Laboratories, Inc. - Common Stock	$3,655,330	0.69%	7,000	$-29,750
RMD ResMed Inc. Common Stock	$3,427,050	0.65%	15,500	$406,410
UI Ubiquiti Inc. Common Stock	$3,405,180	0.64%	6,000		Up ×1
HSY The Hershey Company Common Stock	$3,152,200	0.60%	20,000	$-356,800
DXCM DexCom, Inc. - Common Stock	$3,106,440	0.59%	36,000		Up ×1
JKHY Jack Henry & Associates, Inc. - Common Stock	$2,807,504	0.53%	19,600	$107,800
LECO Lincoln Electric Holdings, Inc. - Common Shares	$2,645,800	0.50%	10,000	$-9,300
TSCO Tractor Supply Company - Common Stock	$2,503,200	0.47%	80,000	$-25,600
HLT Hilton Worldwide Holdings Inc. Common Stock	$2,385,900	0.45%	7,500	$-92,550
EW Edwards Lifesciences Corporation Common Stock	$2,158,000	0.41%	25,000	$-103,500
HEI Heico Corporation Common Stock	$2,122,260	0.40%	7,000	$-371,070
ATR AptarGroup, Inc. Common Stock	$2,120,300	0.40%	17,500	$-70,700
AS Amer Sports, Inc. Ordinary Shares	$1,992,170	0.38%	73,000		Up ×1
TYL Tyler Technologies, Inc. Common Stock	$1,991,250	0.38%	6,250	$163,375
VMC Vulcan Materials Company (Holding Company) Common Stock	$1,957,040	0.37%	8,000	$-403,040
ROST Ross Stores, Inc. - Common Stock	$1,867,200	0.35%	8,000	$164,400
WST West Pharmaceutical Services, Inc. Common Stock	$1,853,800	0.35%	5,000	$58,800
DTM DT Midstream, Inc. Common Stock	$1,792,050	0.34%	15,000	$-409,050
CRS Carpenter Technology Corporation Common Stock	$1,749,690	0.33%	4,500		Up ×1
AJG Arthur J. Gallagher & Co. Common Stock	$1,710,825	0.32%	7,500	$-10,950
DVN Devon Energy Corporation Common Stock	$1,611,400	0.30%	35,000	$165,200
BSY Bentley Systems, Incorporated - Class B Common Stock	$1,597,500	0.30%	50,000	$103,000
MTSI MACOM Technology Solutions Holdings, Inc. - Common Stock	$1,566,510	0.30%	5,500		Up ×1
SYY Sysco Corporation Common Stock	$1,559,200	0.29%	20,000	$-112,400
ROL Rollins, Inc. Common Stock	$1,513,530	0.29%	50,250	$-583,905
MORN Morningstar, Inc. - Common Stock	$1,425,300	0.27%	7,500	$255,150
CMG Chipotle Mexican Grill, Inc. Common Stock	$958,500	0.18%	30,000	$-61,500
FICO Fair Isaac Corporation Common Stock	$947,952	0.18%	1,600	$-963,696
CLX Clorox Company (The) Common Stock	$842,504	0.16%	10,400	$-150,072
No matches

Biggest new bets

New positions opened this quarter, largest first.

Security	Value	Shares	% of portfolio
Unknown issuer (CUSIP: 43849R105)	$8,717,063	56,250	1.65%
CSCO	$6,457,800	60,000	1.22%
UI	$3,405,180	6,000	0.64%
DXCM	$3,106,440	36,000	0.59%
AS	$1,992,170	73,000	0.38%
CRS	$1,749,690	4,500	0.33%
MTSI	$1,566,510	5,500	0.30%

Top movers (QoQ)

Security	Action	Shares Δ	Value Δ
MSFT	Price move only	+0	+$10.4M
AMZN	Bought more	+40K	+$10.2M
NKE	Bought more	+199K	+$5.9M
TMO	Price move only	+0	+$4.8M
NFLX	Bought more	+50K	+$3.3M
NVDA	Price move only	+0	+$3.1M
VEEV	Trimmed	-43K	-$3.0M
ANET	Trimmed	-20K	-$2.6M
AAPL	Price move only	+0	+$2.4M
MRK	Price move only	+0	+$2.4M

Exited positions

Includes corporate events (mergers, delistings) — not all exits are sells

Closed positions reflect 13F reporting changes; for index managers these are often mechanical (delisting, M&A, index rebalancing), not active decisions.

Security	Quarter	Shares before	Value before	Price since exit
CB	March 31, 2026	45,000	$14,045,400	9.0%
BRK-B (filed as BRKB)	June 30, 2025	25,000	$13,314,500	No longer tracked
HON	June 30, 2026	52,500	$11,866,575	-1.2%
MKC	June 30, 2026	230,000	$11,601,200	-4.6%
ACN	March 31, 2026	35,000	$9,390,500	25.8%
UNH	Sept. 30, 2025	30,000	$9,359,100	21.1%
LULU	Sept. 30, 2026	80,000	$9,134,400	2.9%
CTSH	June 30, 2026	135,000	$8,282,250	82.1%
SBUX	March 31, 2026	95,000	$7,999,950	12.5%
XLI	March 31, 2026	50,000	$7,756,000	1.8%
ACN	Sept. 30, 2026	60,000	$7,466,400	36.0%
ADP	June 30, 2025	23,000	$7,027,190	-1.4%
ORCL	March 31, 2026	35,000	$6,821,850	-14.2%
FHLC	Dec. 31, 2025	100,000	$6,687,000
ROP	March 31, 2026	14,000	$6,231,820	23.8%
XOM	Sept. 30, 2026	40,000	$5,468,800	12.6%
XLK	June 30, 2026	36,511	$4,852,312	-3.8%
META	June 30, 2026	8,000	$4,577,040	14.1%
PG	June 30, 2025	20,000	$3,408,400	1.1%
XLK	June 30, 2025	15,000	$3,097,200	44.7%
OKE	Sept. 30, 2026	34,850	$3,029,859	12.4%
LYV	Sept. 30, 2026	15,000	$2,746,650	2.4%
SEIC	June 30, 2025	27,600	$2,142,588	13.8%
MANH	June 30, 2025	12,200	$2,111,088	20.6%
IT	Sept. 30, 2025	4,600	$1,859,412	-12.4%
CTRA	June 30, 2026	50,000	$1,757,000	No longer tracked
HD	March 31, 2026	5,000	$1,720,500	-2.8%
PINS	Sept. 30, 2026	74,000	$1,556,220	18.2%
JBHT	June 30, 2025	10,500	$1,553,475	57.4%
PTC	Sept. 30, 2026	12,500	$1,420,125	38.1%
GNTX	June 30, 2025	60,000	$1,398,000	-6.0%
FDS	Sept. 30, 2026	6,000	$1,380,480	22.7%
CHE	March 31, 2026	2,000	$855,720	35.8%