Diamond Hill Investment Group, Inc. (DHIL) Insider Trading

Over the last 3 months, DHIL insiders made 8 open-market buys and 0 sales, a net purchase of $12K (SEC Form 4). Over the last 6 months, 96 institutions increased and 116 reduced their position (13F).

Insider Activity

Sentiment
100/100
Buys (3m)
8
Sells (3m)
0
Net (3m)
$12.4K
Insiders buying
Insider trades by month Buys Sells
Mar
Apr
May
Jun
Sep
Mar
Context3-month price +2.8%Institutions mixed (13F)
DateInsiderTypeSharesPrice
Apr 6, 2026Hawley AustindirectorTax1,181$172.10
Apr 6, 2026Line Thomas Edwardofficer: Chief Financial OfficerTax664$172.10
Apr 6, 2026BRILLIANT HEATHER Edirector, officer: Chief Executive OfficerTax2,809$172.10
Apr 6, 2026Quinif Jo Annofficer: President of DHCMTax2,080$172.10
Mar 10, 2026Thomas L'QuentusdirectorBuy6$166.59
Mar 10, 2026Thomas L'QuentusdirectorBuy13$143.00
Mar 10, 2026Thomas L'QuentusdirectorBuy7$151.87
Mar 10, 2026Thomas L'QuentusdirectorBuy7$149.44
Mar 10, 2026Thomas L'QuentusdirectorBuy12$146.51
Mar 10, 2026Thomas L'QuentusdirectorBuy14$152.34
Mar 10, 2026Thomas L'QuentusdirectorBuy11$165.07
Mar 10, 2026Thomas L'QuentusdirectorBuy12$146.50
Oct 1, 2025Quinif Jo Annofficer: President of DHCMGrant21,428
Sep 25, 2025Thomas L'QuentusdirectorSell250$141.10
Sep 9, 2025Meyer Paula RdirectorSell350$141.80
Jul 1, 2025BRILLIANT HEATHER Edirector, officer: Chief Executive OfficerGrant27,528
Jun 17, 2025Quinif Jo Annofficer: President of DHCMSell2,750$144.00
Jun 17, 2025Quinif Jo Annofficer: President of DHCMBuy2,750$144.01
May 7, 2025Cooley Richard ScottdirectorBuy278$134.10
May 6, 2025Cooley Richard ScottdirectorBuy124$129.00
May 2, 2025Cooley Richard ScottdirectorBuy692$127.50
May 1, 2025Cooley Richard ScottdirectorGrant926
May 1, 2025Cooley Richard ScottdirectorBuy1,000$124.50
May 1, 2025Fowler Gordon BdirectorGrant926
May 1, 2025Meyer Paula RdirectorGrant926
May 1, 2025St. Pierre Nicole ReneedirectorGrant926
May 1, 2025Thomas L'QuentusdirectorGrant926
Apr 3, 2025BRILLIANT HEATHER Edirector, officer: Chief Executive OfficerTax2,228$142.84
Apr 3, 2025Quinif Jo Annofficer: President of DHCMTax2,136$142.84
Apr 3, 2025Line Thomas Edwardofficer: Chief Financial OfficerTax795$142.84

Source: DHIL SEC Form 4 filings, latest Apr 6, 2026. For informational purposes only — not investment advice.

Institutional activity (13F)

How institutions changed their DHIL positions over the last 6 months (SEC Form 13F).

Increased
96
New positions
60
Reduced
116
Sold out
43
Largest moves
InstitutionActionSharesFiled
BLACKROCK, INC.Increased246KMay 13, 2026
BLACKROCK, INC.Reduced224KFeb 12, 2026
VANGUARD GROUP INCReduced149KJan 29, 2026
ROYCE & ASSOCIATES LPReduced129KFeb 9, 2026
VANGUARD CAPITAL MANAGEMENT LLCNew Position114KMay 15, 2026
GLAZER CAPITAL, LLCIncreased105KMay 14, 2026
RENAISSANCE TECHNOLOGIES LLCReduced102KFeb 12, 2026
RENAISSANCE TECHNOLOGIES LLCReduced97KMay 14, 2026
ROYCE & ASSOCIATES LPReduced86KMay 12, 2026
GEODE CAPITAL MANAGEMENT, LLCIncreased77KMay 15, 2026
DIMENSIONAL FUND ADVISORS LPReduced76KFeb 12, 2026
GEODE CAPITAL MANAGEMENT, LLCReduced75KFeb 9, 2026
AMERICAN CENTURY COMPANIES INCIncreased73KFeb 13, 2026
AMERICAN CENTURY COMPANIES INCReduced73KMay 15, 2026
CONCURRENT INVESTMENT ADVISORS, LLCUnchanged68KApr 21, 2026

Source: SEC Form 13F filings. For informational purposes only — not investment advice.