Diamond Hill Investment Group Inc
DHILDelisted Apr 22, 2026- Industry
- Investment Advice
- SEC CIK
- 0000909108
Diamond Hill Investment Group Inc was delisted on Apr 22, 2026; its insiders filed their last Form 4 on Apr 22, 2026; 161 institutions reported holding it in 13F filings for Q1 2026, worth $353.3M in total; no superinvestor held it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Diamond Hill Investment Group Inc insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Diamond Hill Investment Group Inc, current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Meyer Paula R | Director | 0 | Apr 22, 2026 | 1 |
| Nordin Diane C | Director | – | Apr 22, 2026 | 1 |
| Cooley Richard Scott | Director | 0 | Apr 22, 2026 | 1 |
| Line Thomas Edward | Chief Financial Officer | 0Indirect | Apr 22, 2026 | 2 |
| St. Pierre Nicole Renee | Director | 0 | Apr 22, 2026 | 1 |
| Brilliant Heather E | Chief Executive Officer | 0Indirect | Apr 22, 2026 | 2 |
| Thomas L'Quentus | Director | 0 | Apr 22, 2026 | 2 |
| Quinif Jo Ann | President of DHCM | 0Indirect | Apr 22, 2026 | 3 |
| Fowler Gordon B | Director | 0 | Apr 22, 2026 | 1 |
| Hawley Austin | Director | 0 | Apr 22, 2026 | 2 |
| Laird James F Jr | Director | 12,500 | Dec 11, 2024 | 0 |
| Zinkula Mark | Director | 727 | May 15, 2023 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 1, 2021 (view filing) | Jun 30 | 1 day | Brilliant Heather EChief Executive Officer | PPurchaseCommon | +21 | $142.21 | +$2.99K | +0.1%30.7K after | |
| Mar 2, 2022 (view filing) | Mar 2 | Same day | Meyer Paula RDirector | SSaleCommon | −500 | $197.00 | −$98.5K | −21.0%1.88K after | |
| May 2, 2022 (view filing) | Apr 28-29 | 4 days | Brilliant Heather EChief Executive Officer | PPurchaseCommon | +736 | $172.01 | +$126.6K | +2.0%38.0K after | 2 lots |
| Nov 16, 2022 (view filing) | Nov 14 | 2 days | Line Thomas EdwardChief Financial Officer | SSaleCommon | −1.50K | $182.36 | −$273.5K | −7.5%18.4K after | |
| Mar 17, 2023 (view filing) | Mar 16 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +500 | $158.00 | +$79.0K | +8.4%6.44K after | |
| Aug 31, 2023 (view filing) | Aug 30 | 1 day | Meyer Paula RDirector | SSaleCommon | −500 | $171.31 | −$85.7K | −15.3%2.76K after | |
| Nov 3, 2023 (view filing) | Nov 2 | 1 day | Brilliant Heather EChief Executive Officer | PPurchaseCommon | +325 | $149.48 | +$48.6K | +0.8%41.2K after | |
| Dec 20, 2023 (view filing) | Dec 18-20 | 2 days | Laird James F JrDirector | SSaleCommon | −3.00K | $170.10 | −$510.3K | −9.0%30.5K after | 3 lots |
| May 15, 2024 (view filing) | May 13-15 | 2 days | Line Thomas EdwardChief Financial Officer | SSaleCommon | −3.50K | $157.01 | −$549.5K | −21.3%13.0K after | 3 lots |
| May 17, 2024 (view filing) | May 15 | 2 days | Laird James F JrDirector | SSaleCommon | −2.50K | $158.40 | −$396.0K | −8.2%28.0K after | |
| Jun 4, 2024 (view filing) | Jun 3 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +500 | $150.00 | +$75.0K | +6.3%8.39K after | |
| Jul 1, 2024 (view filing) | Jun 27-28 | 4 days | Brilliant Heather EChief Executive Officer | PPurchaseCommon | +550 | $139.72 | +$76.8K | +1.2%46.9K after | 2 lots |
| Jul 1, 2024 (view filing) | Jun 27 | 4 days | Quinif Jo AnnPresident of DHCM | PPurchaseCommon | +400 | $139.24 | +$55.7K | +2.0%20.9K after | |
| Aug 12, 2024 (view filing) | Aug 8 | 4 days | Laird James F JrDirector | SSaleCommon | −3.00K | $150.20 | −$450.6K | −10.7%25.0K after | |
| Sep 24, 2024 (view filing) | Sep 23 | 1 day | Thomas L'QuentusDirector | SSaleCommon | −250 | $161.64 | −$40.4K | −11.9%1.86K after | |
| Nov 7, 2024 (view filing) | Nov 6 | 1 day | Laird James F JrDirector | SSaleCommon | −5.00K | $168.53 | −$842.6K | −20.0%20.0K after | |
| Nov 12, 2024 (view filing) | Nov 11 | 1 day | Laird James F JrDirector | SSaleCommon | −1.00K | $171.07 | −$171.1K | −5.0%19.0K after | |
| Nov 12, 2024 (view filing) | Nov 8 | 4 days | St. Pierre Nicole ReneeDirector | SSaleCommon | −300 | $167.00 | −$50.1K | −6.7%4.19K after | |
| Nov 18, 2024 (view filing) | Nov 14 | 4 days | Meyer Paula RDirector | SSaleCommon | −300 | $169.00 | −$50.7K | −8.6%3.19K after | |
| Nov 22, 2024 (view filing) | Nov 21 | 1 day | Laird James F JrDirector | SSaleCommon | −6.00K | $170.26 | −$1.02M | −31.6%13.0K after | |
| Dec 23, 2024 (view filing) | Dec 20 | 3 days | Cooley Richard ScottDirector | PPurchaseCommon | +1.00K | $152.25 | +$152.3K | +11.9%9.39K after | |
| Mar 3, 2025 (view filing) | Feb 28 | 3 days | Cooley Richard ScottDirector | PPurchaseCommon | +272 | $144.00 | +$39.2K | +2.9%9.66K after | |
| Mar 6, 2025 (view filing) | Mar 5 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +500 | $146.00 | +$73.0K | +5.2%10.2K after | |
| Mar 14, 2025 (view filing) | Mar 12 | 2 days | Cooley Richard ScottDirector | PPurchaseCommon | +500 | $144.00 | +$72.0K | +4.9%10.7K after | |
| Mar 24, 2025 (view filing) | Mar 21 | 3 days | Cooley Richard ScottDirector | PPurchaseCommon | +50 | $143.50 | +$7.17K | +0.5%10.7K after | |
| Apr 1, 2025 (view filing) | Mar 31 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +100 | $142.50 | +$14.3K | +0.9%10.8K after | |
| May 1, 2025 (view filing) | Apr 30 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +1.00K | $124.50 | +$124.5K | +8.5%12.7K after | |
| May 2, 2025 (view filing) | May 1 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +692 | $127.50 | +$88.2K | +5.4%13.4K after | |
| May 6, 2025 (view filing) | May 2 | 4 days | Cooley Richard ScottDirector | PPurchaseCommon | +124 | $129.00 | +$16.0K | +0.9%13.6K after | |
| May 7, 2025 (view filing) | May 6 | 1 day | Cooley Richard ScottDirector | PPurchaseCommon | +278 | $134.10 | +$37.3K | +2.1%13.8K after | |
| Jun 17, 2025 (view filing) | Jun 13 | 4 days | Quinif Jo AnnPresident of DHCM | SSaleCommon | −2.75K | $144.00 | −$396.0K | −10.7%23.0K after | |
| Jun 17, 2025 (view filing) | Jun 13 | 4 days | Quinif Jo AnnPresident of DHCM | PPurchaseCommon | +2.75K | $144.01 | +$396.0K | +11.9%25.8K after | |
| Sep 9, 2025 (view filing) | Sep 5 | 4 days | Meyer Paula RDirector | SSaleCommon | −350 | $141.80 | −$49.6K | −8.5%3.76K after | |
| Sep 25, 2025 (view filing) | Sep 23 | 2 days | Thomas L'QuentusDirector | SSaleCommon | −250 | $141.10 | −$35.3K | −9.0%2.53K after | |
| Mar 10, 2026 (view filing) | Dec 8, 2023-Sep 12, 2025 | 823 daysLate | Thomas L'QuentusDirector | PPurchase | +80.55 | $151.57 | +$12.2K | +3.2%2.61K after | 8 lots |