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)
| Date | Insider | Type | Shares | Price |
|---|---|---|---|---|
| Apr 6, 2026 | Hawley Austindirector | Tax | 1,181 | $172.10 |
| Apr 6, 2026 | Line Thomas Edwardofficer: Chief Financial Officer | Tax | 664 | $172.10 |
| Apr 6, 2026 | BRILLIANT HEATHER Edirector, officer: Chief Executive Officer | Tax | 2,809 | $172.10 |
| Apr 6, 2026 | Quinif Jo Annofficer: President of DHCM | Tax | 2,080 | $172.10 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 6 | $166.59 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 13 | $143.00 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 7 | $151.87 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 7 | $149.44 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 12 | $146.51 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 14 | $152.34 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 11 | $165.07 |
| Mar 10, 2026 | Thomas L'Quentusdirector | Buy | 12 | $146.50 |
| Oct 1, 2025 | Quinif Jo Annofficer: President of DHCM | Grant | 21,428 | — |
| Sep 25, 2025 | Thomas L'Quentusdirector | Sell | 250 | $141.10 |
| Sep 9, 2025 | Meyer Paula Rdirector | Sell | 350 | $141.80 |
| Jul 1, 2025 | BRILLIANT HEATHER Edirector, officer: Chief Executive Officer | Grant | 27,528 | — |
| Jun 17, 2025 | Quinif Jo Annofficer: President of DHCM | Sell | 2,750 | $144.00 |
| Jun 17, 2025 | Quinif Jo Annofficer: President of DHCM | Buy | 2,750 | $144.01 |
| May 7, 2025 | Cooley Richard Scottdirector | Buy | 278 | $134.10 |
| May 6, 2025 | Cooley Richard Scottdirector | Buy | 124 | $129.00 |
| May 2, 2025 | Cooley Richard Scottdirector | Buy | 692 | $127.50 |
| May 1, 2025 | Cooley Richard Scottdirector | Grant | 926 | — |
| May 1, 2025 | Cooley Richard Scottdirector | Buy | 1,000 | $124.50 |
| May 1, 2025 | Fowler Gordon Bdirector | Grant | 926 | — |
| May 1, 2025 | Meyer Paula Rdirector | Grant | 926 | — |
| May 1, 2025 | St. Pierre Nicole Reneedirector | Grant | 926 | — |
| May 1, 2025 | Thomas L'Quentusdirector | Grant | 926 | — |
| Apr 3, 2025 | BRILLIANT HEATHER Edirector, officer: Chief Executive Officer | Tax | 2,228 | $142.84 |
| Apr 3, 2025 | Quinif Jo Annofficer: President of DHCM | Tax | 2,136 | $142.84 |
| Apr 3, 2025 | Line Thomas Edwardofficer: Chief Financial Officer | Tax | 795 | $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
| Institution | Action | Shares | Filed |
|---|---|---|---|
| BLACKROCK, INC. | Increased | 246K | May 13, 2026 |
| BLACKROCK, INC. | Reduced | 224K | Feb 12, 2026 |
| VANGUARD GROUP INC | Reduced | 149K | Jan 29, 2026 |
| ROYCE & ASSOCIATES LP | Reduced | 129K | Feb 9, 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC | New Position | 114K | May 15, 2026 |
| GLAZER CAPITAL, LLC | Increased | 105K | May 14, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 102K | Feb 12, 2026 |
| RENAISSANCE TECHNOLOGIES LLC | Reduced | 97K | May 14, 2026 |
| ROYCE & ASSOCIATES LP | Reduced | 86K | May 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Increased | 77K | May 15, 2026 |
| DIMENSIONAL FUND ADVISORS LP | Reduced | 76K | Feb 12, 2026 |
| GEODE CAPITAL MANAGEMENT, LLC | Reduced | 75K | Feb 9, 2026 |
| AMERICAN CENTURY COMPANIES INC | Increased | 73K | Feb 13, 2026 |
| AMERICAN CENTURY COMPANIES INC | Reduced | 73K | May 15, 2026 |
| CONCURRENT INVESTMENT ADVISORS, LLC | Unchanged | 68K | Apr 21, 2026 |
Source: SEC Form 13F filings. For informational purposes only — not investment advice.