DIAMOND HILL CAPITAL MANAGEMENT INC

Long Only Manager • Value

DIAMOND HILL CAPITAL MANAGEMENT INC is a Value-focused institution based in Columbus, OH led by Heather Brilliant, reporting $30.0B in AUM as of Q3 2025 with AIG as the largest holding (5% allocation).

CEOHeather Brilliant

Portfolio Value: $21.0B
Positions: 185
Top Holding: AIG at 4.52%
Last Reported: Q3 2025

Address325 John H. Mcconnell Blvd., Suite 200, Columbus, OH, 43215, United States

Top Holdings

Largest long holdings in DIAMOND HILL CAPITAL MANAGEMENT INC's portfolio (30.8% of total portfolio)

See all holdings

GthenH

Holding	Sector	Position	Weight	Traded	Ownership	Owned Since
1 American International Group AIG	Insurance - Diversified Financial Services	$951.2M	4.52%	+$39.2M Bought	2.19% 12.1M shares	Q4 2018 Held for 6y 11m
2 Berkshire Hathaway BRK.B	Insurance - Diversified Financial Services	$891.2M	4.23%	+$100.9M Bought	0.08% 1.8M shares	Q4 2019 Held for 5y 11m
3 Abbott ABT	Medical - Devices Healthcare	$750.5M	3.57%	-$41.4M Sold	0.32% 5.6M shares	≤ Q2 2013 Held for 12y 5m+
4 Colgate-Palmolive CL	Household & Personal Products Consumer Defensive	$645.7M	3.07%	+$205.7M Bought	1.00% 8.1M shares	Q4 2024 Held for 11 months
5 Texas Instruments TXN	Semiconductors Technology	$600.9M	2.85%	-$53.6M Sold	0.36% 3.3M shares	Q1 2018 Held for 7y 8m
6 Capital One Financial COF	Financial - Credit Services Financial Services	$599.4M	2.85%	-$19.4M Sold	0.44% 2.8M shares	Q1 2025 Held for 8 months
7 Aon plc AON	Insurance - Brokers Financial Services	$557.6M	2.65%	-$3.8M Sold	0.73% 1.6M shares	Q3 2024 Held for 1y 2m
8 Sysco SYY	Food Distribution Consumer Defensive	$522.3M	2.48%	-$56.0M Sold	1.33% 6.3M shares	Q1 2024 Held for 1y 8m
9 ConocoPhillips COP	Oil & Gas Exploration & Production Energy	$484.4M	2.30%	-$29.7M Sold	0.41% 5.1M shares	Q1 2022 Held for 3y 8m
10 Labcorp Holdings LH	Medical - Diagnostics & Research Healthcare	$471.4M	2.24%	-$52.0M Sold	1.98% 1.6M shares	Q2 2023 Held for 2y 5m

See all holdings

GthenH

Changes

Portfolio activity, position movements, and quarter-over-quarter changes in DIAMOND HILL CAPITAL MANAGEMENT INC's latest filing

See all changes

GthenC

Market Value

$21.0B

Prior: $21.8B

Q/Q Change

-3.25%

-$707.6M

Net Flows % of MV

-5.73%

Turnover Ratio

10.84%

New Purchases

7 stocks

$779.1M

Added To

54 stocks

+$862.8M

Sold Out Of

5 stocks

$279.3M

Reduced Holdings

110 stocks

-$2.6B

Increased Positions

Position	Shares Δ	Change
1 Zoetis ZTS	New	0 → 2.7M +$394.0M
2 FedEx FDX	New	0 → 729.2K +$172.0M
3 Equitable Holdings EQH	New	0 → 2.0M +$101.5M
4 The Cooper Companies, Inc. COO	New	0 → 567.2K +$38.9M
5 Booz Allen Hamilton BAH	New	0 → 370.3K +$37.0M

Decreased Positions

Position	Shares Δ	Change
1 Target TGT	Sold	2.3M → 0 −$223.8M
2 Enovis ENOV	Sold	781.4K → 0 −$24.5M
3 Envista Holdings Corporation NVST	Sold	776.6K → 0 −$15.2M
4 Enstar Group ESGR	Sold	28.3K → 0 −$9.5M
5 Broadridge Financial Solutions BR	Sold	25.7K → 0 −$6.3M