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Diamond Hill Capital Management, LLC (Investment Advisor) — 13F Holdings & Portfolio

CIK 1217541 · latest 13F-HR filed 2026-08-06

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Diamond Hill Capital Management, LLC (Investment Advisor) manages $12.49B in 13F-reported U.S. long-equity assets across 186 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are AIG (3.72%), ABT (3.59%), BRK.B (3.51%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 13 new positions and exited 14; 76 existing positions rose in reported value and 80 fell.

AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.

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AUM
$12.49B

Long-equity book

Holdings
186

Distinct positions

Period
2026-06-30

Filed 2026-08-06

Q/Q Activity
+13 / −14 / ↑76 / ↓80

vs 2026-03-31

Portfolio charts

Latest quarter's book, what changed, and how the portfolio has evolved across filings.

Portfolio map

Q2 26
AIG3.7% · -27%ABT3.6% · -8%BRK.B3.5% · -31%CL3.0% · -23%AON3.0% · -25%MSFT2.5% · -19%COF2.3% · -28%FANG2.2% · -24%WM2.1% · -26%ZTS2.0% · +22%HUM2.0% · +121%TXN1.9% · -61%SBAC1.8% · -33%DIS1.8% · -26%CRM1.8% · -22%EXR1.7% · -28%EQH1.7% · -34%SYY1.6% · -30%COO1.6% · -20%COP1.6% · -36%KMB1.5% · -27%BAC1.5% · -36%UNP1.5% · -35%AMZN1.4% · -29%ADBE1.4% · -21%LH1.3% · -21%V1.2% · -29%SOLV1.2% · -20%BLDR1.1% · -14%LHX1.1% · -20%DE1.1% · -28%MDT1.1% · -15%CARR1.1% · -38%TSM1.0% · -9%TMO1.0% · -30%GIS1.0% · -24%MLM1.0% · -26%RRR1.0% · -2%NVR0.9% · -18%DOV0.9% · -25%FERG0.9% · -30%EQT0.9% · -26%ASH0.8% · -9%PFE0.8% · -31%AR0.8% · +67%ELV0.8% · newGOOGL0.8% · -17%RRX0.8% · -69%MET0.8% · -52%META0.7% · +11%KMX0.7% · -34%KEY0.7% · -43%FDX0.6% · -38%ACN0.6% · -29%NUE0.6% · -66%CUBE0.5% · -9%RKT0.5% · +4%RHP0.5% · -9%S0.5% · +2%HII0.4% · -3%

Box size = position value; colour = change in share count vs the prior quarter (green added, red trimmed, blue new). Rows split across managers or share classes are combined. Click a box for the stock.

Sector mix

% of 13F value

Sectors from each company's SIC code; funds and ETFs grouped separately.

Biggest buys and sells

Q1 26 → Q2 26

Estimated from the change in shares held × the quarter-end price, so price moves alone don't count as buying. New and exited positions are included.

13F assets and positions

3 quarters

Total reported 13F value (bars) and number of positions (line) each quarter. Value changes include market moves.

Top positions over time

reported value

The eight largest current positions, valued at each quarter end.

Concentration

top 10 = 27.9%

Cumulative share of the portfolio held in the largest N positions.

Firm Profile & Key People

Name Title / Status Ownership Type

Quarter-over-quarter changes

Changes in reported position value vs the prior 13F, so price moves count too, not just shares bought or sold.

Diamond Hill Capital Management, LLC (Investment Advisor) Holdings (2026-06-30)

Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).

# Issuer Symbol CUSIP Value Weight Shares Type
1 American International Group, AIG 026874784 $464.5M 3.72% 6,232,910 SH
2 Abbott Laboratories ABT 002824100 $448.0M 3.59% 4,936,774 SH
3 Berkshire Hathaway, Inc. (Cl B BRK.B 084670702 $438.7M 3.51% 876,730 SH
4 Colgate-Palmolive Co. CL 194162103 $380.7M 3.05% 4,152,036 SH
5 Aon PLC (Cl A) AON G0403H108 $369.6M 2.96% 1,114,156 SH
6 Microsoft Corp. MSFT 594918104 $309.9M 2.48% 830,654 SH
7 Capital One Financial Corp. COF 14040H105 $290.9M 2.33% 1,449,993 SH
8 Diamondback Energy, Inc. FANG 25278X109 $268.9M 2.15% 1,529,498 SH
9 Waste Management, Inc. WM 94106L109 $262.1M 2.10% 1,176,163 SH
10 Zoetis, Inc. (Cl A) ZTS 98978V103 $255.6M 2.05% 3,557,436 SH
11 Humana, Inc. HUM 444859102 $245.6M 1.97% 618,185 SH
12 Texas Instruments, Inc. TXN 882508104 $240.1M 1.92% 805,391 SH
13 SBA Communications Corp. (Cl A SBAC 78410G104 $228.4M 1.83% 1,294,155 SH
14 Walt Disney Co. DIS 254687106 $225.4M 1.80% 2,341,740 SH
15 Salesforce, Inc. CRM 79466L302 $220.3M 1.76% 1,405,920 SH
16 Extra Space Storage, Inc. EXR 30225T102 $213.2M 1.71% 1,467,285 SH
17 Equitable Holdings, Inc. EQH 29452E101 $208.1M 1.67% 4,743,519 SH
18 Sysco Corp. SYY 871829107 $203.9M 1.63% 2,439,114 SH
19 Cooper Cos., Inc. COO 216648501 $195.9M 1.57% 2,731,198 SH
20 ConocoPhillips COP 20825C104 $194.1M 1.55% 1,867,249 SH
21 Kimberly-Clark Corp. KMB 494368103 $188.9M 1.51% 1,720,891 SH
22 Bank of America Corp. BAC 060505104 $187.1M 1.50% 3,283,859 SH
23 Union Pacific Corp. UNP 907818108 $183.3M 1.47% 673,859 SH
24 Amazon.com, Inc. AMZN 023135106 $176.2M 1.41% 739,135 SH
25 Adobe, Inc. ADBE 00724F101 $173.6M 1.39% 846,867 SH
26 Labcorp Holdings, Inc. LH 504922105 $168.2M 1.35% 600,792 SH
27 Visa, Inc. (Cl A) V 92826C839 $150.2M 1.20% 437,724 SH
28 Solventum Corp. SOLV 83444M101 $150.1M 1.20% 1,945,121 SH
29 Builders FirstSource, Inc. BLDR 12008R107 $134.9M 1.08% 1,507,684 SH
30 L3Harris Technologies, Inc. LHX 502431109 $133.4M 1.07% 459,115 SH
31 Deere & Co. DE 244199105 $133.4M 1.07% 210,278 SH
32 Medtronic PLC MDT G5960L103 $131.7M 1.05% 1,684,110 SH
33 Carrier Global Corp. CARR 14448C104 $131.2M 1.05% 1,788,605 SH
34 Taiwan Semiconductor Manufactu TSM 874039100 $128.4M 1.03% 268,857 SH
35 Thermo Fisher Scientific, Inc. TMO 883556102 $126.6M 1.01% 252,559 SH
36 General Mills, Inc. GIS 370334104 $126.1M 1.01% 3,623,480 SH
37 Martin Marietta Materials, Inc MLM 573284106 $123.4M 0.99% 213,905 SH
38 Red Rock Resorts, Inc. (Cl A) RRR 75700L108 $120.7M 0.97% 1,855,878 SH
39 NVR, Inc. NVR 62944T105 $117.9M 0.94% 17,299 SH
40 Dover Corp. DOV 260003108 $113.5M 0.91% 506,103 SH
41 Ferguson Enterprises, Inc. FERG 31488V107 $112.9M 0.90% 475,632 SH
42 EQT Corp. EQT 26884L109 $110.2M 0.88% 2,072,158 SH
43 Ashland, Inc. ASH 044186104 $105.5M 0.84% 1,600,714 SH
44 Pfizer, Inc. PFE 717081103 $101.4M 0.81% 4,210,499 SH
45 Antero Resources Corp. AR 03674X106 $100.2M 0.80% 2,851,780 SH
46 Elevance Health, Inc. ELV 036752103 $96.6M 0.77% 249,722 SH
47 Alphabet, Inc. (Cl A) GOOGL 02079K305 $95.3M 0.76% 266,779 SH
48 Regal Rexnord Corp. RRX 758750103 $94.9M 0.76% 398,444 SH
49 MetLife, Inc. MET 59156R108 $94.6M 0.76% 1,118,126 SH
50 Meta Platforms, Inc. (Cl A) META 30303M102 $92.0M 0.74% 163,309 SH
Filing History
Period Filed AUM Holdings Accession
2026-06-30 2026-08-06 $12.49B 186 0001217541-26-000008
2026-03-31 2026-05-07 $15.99B 187 0001217541-26-000005
2025-12-31 2026-02-06 $19.52B 190 0001217541-26-000002
Filer Information
Address
325 JOHN H. MCCONNELL BLVD.
SUITE 200
COLUMBUS, OH 43215
Phone
(614) 255-3333
Filing Manager
Diamond Hill Capital Management, LLC (Investment Advisor)
COLUMBUS, OH
Signatory
Alyssa Bentz
Chief Compliance Officer