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DIAMOND HILL CAPITAL MANAGEMENT INC

Registered adviser
Location
COLUMBUS, OH
Portfolio Value
Large $12,475,615,124
Diversification
Diversified
Filing Date
Global Rank
#472 / 8,821 ▼ 117
Top Industry
Insurance - Diversified 7.4%
Period ended 4 months ago
Filed Aug 6, 2026 · 3mo
26 quarters · since Mar 2020

Regulatory profile

From Form ADV, the SEC filer profile, 13D/13G type codes and N-CEN, never from the name.

Holder type
Registered adviser
Form ADV roster, Oct 1, 2026
Form ADV adviser
CRD 110638
Roster of Oct 1, 2026
Regulatory AUM
$29,381,933,221
Main clients
Registered funds and BDCs (74% of AUM)
Private funds
1 fund · Hedge funds
Focus by gross assets, Schedule D of Nov 4, 2024
$30,961,113 gross assets
Registered funds advised
13 series (0 index, 1 ETF)
$18,928,126,467 net assets· N-CEN Dec 31, 2025
LEI
549300V6K8NOK1VFJG80
Private funds on Schedule D 7.B.(1)
As filed Nov 4, 2024; SEC's bulk Form ADV archive ends with 2024 filings.
$20,778,033 gross assets in 1 fund Hedge funds $20,778,033 (1)
Form ADV history
Monthly rosters from Dec 2019; each row is a run with the same figures, newest first.
Rosters Regulatory AUM Main clients
Mar 2026 to Oct 2026 $29,381,933,221 Registered funds and BDCs (74%)
Mar 2025 to Feb 2026 $30,011,530,941 Registered funds and BDCs (71%)
Mar 2024 to Feb 2025 $27,418,305,815 Registered funds and BDCs (69%)
May 2023 to Feb 2024 $24,763,108,831 Registered funds and BDCs (69%)
Mar 2023 to Apr 2023 $24,763,108,831 Registered funds and BDCs (69%)
Mar 2022 to Feb 2023 $31,028,174,892 Registered funds and BDCs (74%)
3 earlier changes not shown.

Portfolio style

Measured from the filed 13F common-share book for Jun 30, 2026, never from the firm's own description.

Style
Diversified active
Top 10 weight 28.0%, 64.7 effective positions, active share 84.8% against the S&P 500 as of 2026-06-30; it meets none of the index-like, systematic-like or concentrated tests
Turnover
Medium turnover
31.2% over the last four quarters (30% to under 100%)
Horizon
Long horizon
Value-weighted holding period 14.9 quarters (12+), a floor since 31.0% of the book was already held when coverage starts

Closest benchmark: the S&P 500 as of 2026-06-30, active share 84.8%; sector active share 38.3% against the combined 13F book's sector weights.

Over time 26 measured quarters

How the bands are measured

Style bands measure the filed 13F common-share book each closed quarter, tested in this order. Unknown: under $10,000,000 of valued equity or 5 stocks. Index-like (100+ stocks): active share of 20% or less against the closest benchmark, which is the S&P 500, S&P MidCap 400, S&P SmallCap 600, Russell 1000, Russell 2000, Nasdaq-100 or Dow Jones Industrial Average (weighted by an index-tracking fund's reported holdings or the index's constituents nearest the quarter end, over the names resolved to companies, and only when those are 90%+ of its weight) or every 13F filer's combined book, or index series holding 80%+ of the registered fund assets it advises (N-CEN) and equal to 50%+ of its book. Systematic-like: 500+ stocks, 100%+ annual turnover and a top 10 weight of 25% or less. Concentrated: a top 10 weight of 60%+ or 12 or fewer effective positions. Diversified active: none of these. Turnover is the smaller of buys and sells over average equity value, summed over four quarters: low under 30%, high 100%+. Horizon is the value-weighted number of quarters each position has been held: short under 4, long 12+.

Clone Performance

Build a hypothetical price-return history from this filer's public 13F holdings.

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Portfolio Concentration

185 tracked positions · as of Jun 30, 2026 · Δ vs Mar 31, 2026
Top Position
3.7%
−0.3 pts
Top 5
16.8%
−0.4 pts
Top 10
28.0%
−1.3 pts
HHI
155
Sep 2023 → Jun 2026 · range 155 – 189
Diversified−13

Portfolio Trend

26 quarters · across all stocks

Sector Breakdown

As of Jun 30, 2026
Sector % Portfolio Value
Financial Services 21.8% $2,716,596,788
Healthcare 18.1% $2,261,258,446
Industrials 16.3% $2,031,739,352
Technology 11.6% $1,447,335,857
Consumer Defensive 8.5% $1,055,517,424
Energy 6.1% $758,273,733
Real Estate 5.6% $704,232,827
Consumer Cyclical 4.6% $574,401,042
Communication Services 3.7% $461,084,213
Basic Materials 3.3% $407,551,877
Utilities 0.5% $56,793,728
Unclassified 0.0% $829,837

Last Quarter's Activity

Export CSV
Jun 30, 2026 vs Mar 31, 2026

Added To

Positions the filer increased
25 positions
Ticker Δ Shares Shares Value Open

Trimmed

Positions the filer reduced
25 positions
Ticker Δ Shares Shares Value Open

New Positions

Positions the filer opened this quarter
12 positions
Ticker Shares Value Open
— 153,887 $4,345,768

Sold Out

Positions the filer fully exited
13 positions
Ticker Shares Value Open
— 742,813 $26,102,449
— 373,995 $25,962,732
— 100,199 $5,050,030

Portfolio Positions

Export CSV View 13F filing
185 tracked positions · $12,475,615,124 total · filing declares 186 positions · $12,490,705,572 · as of Jun 30, 2026
Showing 1–50 of 185 positions by value · page 1 of 4
Ticker Company Shares Value (USD) % of Portfolio History

Showing the top 50 of 185 positions. Create a free account to see every position, past quarters, search, filters and CSV export.

Covers the securities this platform tracks: U.S.-listed common stock and the put/call positions reported on it. A 13F can also report security types outside that coverage — preferred shares, bonds, warrants, untracked share classes — so the filing's own declared total can exceed the figures above. The source filing is linked at the top of this table.