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Diamond Hill Investment Group Inc Stock: price and insider trades · United States
No insider purchase over the last 90 days. The latest was filed 10 Mar 2026.
Diamond Hill Investment Group Inc: what insiders have been doing
Diamond Hill Investment Group Inc belongs to the Finance & Banking sector. Filings by its managers are published through SEC (Form 4). Over the twelve months to 18 October 2026, the company's managers filed 17 filings, from 9 insiders.
No insider sold shares on the market over the period. Instead, the filings list 1 purchase totalling €937, made by 1 insider. Unlike grants, an open-market purchase is paid for by the insider, at the market price. On the buying side, the filings list 1 senior executive among the declarants. Thomas L'Quentus filed the largest purchase, €937, on 10 March 2026, which represents 0.0002% of the company's market value.
For context, the typical company on the same exchange (median of 5,811 companies) published 19 filings over the same period, against 17 filings here. Our records for Diamond Hill Investment Group Inc go back to 2016, with 17 purchases and 19 sales on the open market in total. In its latest annual report filed with the SEC (10-K, fiscal year ended 31 December 2025), the company reported revenue of 147.1 m USD and net income of 48.8 m USD.
The last purchase on record was published on 10 March 2026, which is 222 days ago. Between a trade and the moment it shows up on SEC (Form 4), the median delay is 5 days. For comparison, the SEC allows two business days to file a Form 4.
Elsewhere in the same sector, our signals recently picked up insider purchases at First Guaranty Bancshares, Inc. and BCB Bancorp Inc. Every figure here comes from the filings published by SEC (Form 4) and describes the past, not future prices; it is not investment advice.
Insider Decl.
99
Thresholds
n/a
Buy Volume
€790,579
17 ops. · all time
Sell Volume
€4M
19 ops. · all time
Who traded when
BuySaleRichard Scott Cooley9 buys
JAMES F. LAIRD Jr.3 sales
Paula R. Meyer2 sales
Jo Ann Quinif1 sale
L'Quentus Thomas1 sale
Nicole Renee St. Pierre1 sale
Since the insiders bought
- +3.2%Entry US$141.26 · Close at T+90 US$145.76
- -14.9%Entry US$159.22 · Close at T+365 US$135.57
- -14.9%Entry US$159.22 · Close at T+365 US$135.57
Entry is the close on the day after publication, the first price a reader could act on. Prices in the listing currency. Past moves are not a forecast.
This score ranks the purchase within its own market. A position size is suggested only on the venues of the backtested strategy universe; elsewhere, signals stay on watch. Not investment advice.
Fundamental score
Ranked 3,804 of 24,148 companies
69.4
score / 100
Value54
Quality85
FCF yld-1.9%
Earn yld10%
EV/EBITDA12.6x
ROE29%
Gross mgn44%
Net mgn33%
Debt/EBITDA0.2x
Pillars2/3
Transparent value + quality ranking, distinct from the insider signal.
Financial data
as of FY 2025FY ended December 2025 · cache
US$174.99
Analyst consensus
Income statement
RevenueUS$147.1M
Gross profitUS$64.6M44% margin
EBITDAUS$37.9M26% margin
Net incomeUS$48.8M33.1% margin
Valuation
PER (trailing)9.8x
P/Book2.7x
Beta0.75
Balance sheet & cash
Market capUS$473.3M
Total debtUS$6.4M
Free Cash Flow-US$9.1M
Debt / Equity4%
Profitability & ownership
ROE29.1%
ROA9.8%
% insiders8.8%
% institutions72.4%
Last declaration on 22 April 2026
Declarations99 total
2,614.534 shares@ US$175.000.094% mcap85.5% of flowCommonSEC:0000950103-26-006047:0
5,113 shares@ US$175.000.18% mcap94.3% of flowCommonSEC:0000950103-26-006048:0
45,111 shares@ US$175.001.62% mcap88.4% of flowCommonSEC:0000950103-26-006049:0
816 shares@ US$175.000.029% mcap1.6% of flowCommonSEC:0000950103-26-006049:1
66,680 shares@ US$175.002.40% mcap82.2% of flowCommonSEC:0000950103-26-006046:0
473 shares@ US$175.000.017% mcap0.6% of flowCommonSEC:0000950103-26-006046:1
13,829 shares@ US$175.000.50% mcap77.3% of flowCommonSEC:0000950103-26-006054:0
3,763 shares@ US$175.000.14% mcap68.6% of flowCommonSEC:0000950103-26-006050:0
13,444 shares@ US$175.000.48% mcap53.3% of flowCommonSEC:0000950103-26-006051:0
1,294 shares@ US$175.000.047% mcap5.1% of flowCommonSEC:0000950103-26-006051:1
77,469 shares@ US$175.002.79% mcap98.5% of flowCommonSEC:0000950103-26-006052:0
7,713 shares@ US$175.000.28% mcap100.0% of flowCommonSEC:0000950103-26-006053:0
2,080 shares@ US$172.104.0% of flowCommonSEC:0001193125-26-143115:0
664 shares@ US$172.102.6% of flowCommonSEC:0001193125-26-143117:0
1,181 shares@ US$172.101.5% of flowCommonSEC:0001193125-26-143120:0
2,809 shares@ US$172.103.4% of flowCommonSEC:0001193125-26-143114:0
6.731 shares@ US$149.440.0002% mcap50.0% of flowCommon SharesSEC:0001193125-26-100076:0
Canonical exit: 12 Sept 2024 (T+90)
21,428 shares0CommonSEC:0001193125-25-226446:0
250 shares@ US$141.106.5% of flowCommonSEC:0001889219-25-000006:0
350 shares@ US$141.805.2% of flowCommonSEC:0001328746-25-000007:0
27,528 shares0CommonSEC:0001787213-25-000006:0
2,750 shares@ US$144.004.5% of flowCommonSEC:0001969324-25-000007:0
278 shares@ US$134.101.2% of flowCommonSEC:0001406840-25-000018:0
Canonical exit: 4 Aug 2025 (T+90)
124 shares@ US$129.000.5% of flowCommonSEC:0001406840-25-000016:0
Canonical exit: 31 Jul 2025 (T+90)
692 shares@ US$127.502.9% of flowCommonSEC:0001406840-25-000014:0
Canonical exit: 30 Jul 2025 (T+90)
25 of 99 declarations
About Diamond Hill Investment Group Inc
Diamond Hill Investment Group, Inc. (ticker: DHIL) is a U.S.-listed asset management company traded on the Nasdaq Global Select Market in the United States. Headquartered in Columbus, Ohio, Diamond Hill is an active manager built around fundamental research, valuation discipline, and a strong client-alignment philosophy. The firm dates back to its SEC investment adviser registration in 1988, underscoring a long operating history in the U.S. investment management industry. Its corporate headquarters are located at 325 John H. McConnell Blvd., Suite 200, Columbus, Ohio 43215.
Diamond Hill’s business model centers on managing portfolios for institutional and intermediary investors across several core investment capabilities. The firm offers U.S. equity, international equity, alternatives, and fixed income strategies. Its product set includes separately managed accounts, collective investment trusts, other pooled vehicles, sub-advised funds, and model delivery programs. That range allows Diamond Hill to address different client segments while keeping the investment process anchored in active, discretionary portfolio management.
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From a competitive standpoint, Diamond Hill operates in a crowded asset-management landscape dominated by large diversified firms and specialized boutiques. Its differentiation is less about scale and more about process: concentrated research, disciplined valuation, strategy capacity management, and a partnership-oriented culture. The company emphasizes that portfolio managers have significant personal capital invested alongside clients, and that strategy capacity is managed prudently to protect long-term returns. For institutional allocators, that philosophy can be a meaningful differentiator versus lower-conviction or capacity-driven competitors.
Geographically, the business is primarily U.S.-focused, although it also offers international equity capabilities. Like most asset managers, Diamond Hill’s economics are linked to assets under management, investment performance, client retention, and market levels. The company reported approximately $26.0 billion of assets under management at December 31, 2024, with a mix spanning equities, fixed income, alternatives, and international mandates.
A key recent development came on April 22, 2026, when Diamond Hill announced it was joining First Eagle Investments. The company stated that the same investment team and philosophy would remain in place, while benefiting from expanded global resources. Diamond Hill has also highlighted capital-return activity, including share repurchases and regular dividends, reflecting a disciplined approach to shareholder allocation. For investors tracking U.S. financials, DHIL is best viewed as a focused, research-driven asset manager listed on Nasdaq, with a niche positioning and a business model sensitive to market conditions and net inflows.
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