Skip to content
Shuttingdown

DIAMOND HILL INVESTMENT GROUP INC

Investment Advice · COLUMBUS · OH

No longer listed

High confidence (85%)

Updated Oct 13, 2026, 12:04 AM

What is happening

Derived by rule set status-rules-2026.09.7

The company deregistered its securities and stopped filing with the SEC. Companies do that when they are acquired, when they go private, and when they fail; the filing does not say which.

Latest material event: DIAMOND HILL INVESTMENT GROUP INC deregistered its securities (May 4, 2026)

Timeline

Every material event, newest first. History is never overwritten.

  1. DIAMOND HILL INVESTMENT GROUP INC deregistered its securities

    May 4, 2026

    Registration withdrawn

    • SEC EDGAR — “15-12G 1 d15g.htm FORM 15-12G OMB APPROVAL OMB Number: 3235-0167 Expires: August 31, 2027 Estimated average burden hours per response 1.50 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 000-24498 Diamond Hill Investment Group, LLC (formerly Diamond Hill Investment Group, Inc.)* (Exact name of registrant as specified in it…”

  2. DIAMOND HILL INVESTMENT GROUP INC received a delisting notice from its exchange

    Apr 22, 2026

    Delisting notice received

    • SEC EDGAR — “Item 3.01. Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. The information set forth in the Introduction of this Current Report on Form 8-K is incorporated by reference into this Item 3.01. In connection with the consummation of the Merger, the Company requested that the Nasdaq Global Select Market ( Nasdaq ) suspend trading of Company Common Shares on Nasdaq and remove Company Common Shares from listing on Nasdaq, in each case, prior to the opening of the market on April 22, 2026. The Company also requested that Nasdaq file a notification o…”

  3. DIAMOND HILL INVESTMENT GROUP INC was delisted from its exchange

    Apr 22, 2026

    Delisting effective

    • SEC EDGAR — “X0203 0001354457 Nasdaq Stock Market LLC 0000909108 DIAMOND HILL INVESTMENT GROUP INC 000-24498 325 John H. McConnell Blvd. Suite 200 Columbus OH OHIO 43215 +1 614 255-3333 Common Stock 17 CFR 240.12d2-2(a)(3) Tara Petta AVP 2026-04-22”

Company information

Founded
—
Employees (estimate)
—
Industry
Investment Advice
Subindustry
—
Listing
SEC lists the ticker DHIL on Nasdaq.
SEC CIK
0000909108
Website
—
LinkedIn
—
Headquarters
COLUMBUS, OH
Also known as
BANC STOCK GROUP INC, HEARTLAND GROUP OF COMPANIES INC
Legal entities
DIAMOND HILL INVESTMENT GROUP INC

Sources

Every material source used to build this profile.

  • SEC Company Submissions (TIER 1 · UNVERIFIED)

    DIAMOND HILL INVESTMENT GROUP INC — Investment Advice (SIC 6282) — COLUMBUS, OH
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    15-12G 1 d15g.htm FORM 15-12G OMB APPROVAL OMB Number: 3235-0167 Expires: August 31, 2027 Estimated average burden hours per response 1.50 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13 AND 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934. Commission File Number 000-24498 Diamond Hill Investment Group, LLC (formerly Diamond Hill Investment Group, Inc.)* (Exact name of registrant as specified in it…
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    X0203 0001354457 Nasdaq Stock Market LLC 0000909108 DIAMOND HILL INVESTMENT GROUP INC 000-24498 325 John H. McConnell Blvd. Suite 200 Columbus OH OHIO 43215 +1 614 255-3333 Common Stock 17 CFR 240.12d2-2(a)(3) Tara Petta AVP 2026-04-22
    View source record

  • SEC EDGAR (TIER 1 · UNVERIFIED)

    Item 3.01. Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing. The information set forth in the Introduction of this Current Report on Form 8-K is incorporated by reference into this Item 3.01. In connection with the consummation of the Merger, the Company requested that the Nasdaq Global Select Market ( Nasdaq ) suspend trading of Company Common Shares on Nasdaq and remove Company Common Shares from listing on Nasdaq, in each case, prior to the opening of the market on April 22, 2026. The Company also requested that Nasdaq file a notification o…
    View source record

Status history

Every derived status, with the rule that produced it.

  • DISTRESS_SIGNAL → NO_LONGER_LISTEDPUBLIC_LISTING_ENDED · Sep 18, 2026, 01:29 AM

    The company deregistered its securities and stopped filing with the SEC. Companies do that when they are acquired, when they go private, and when they fail; the filing does not say which.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALLISTING_STANDARDS_WARNING · Sep 18, 2026, 01:13 AM

    An exchange warned the company it no longer meets the listing standards. Companies regain compliance often.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 15, 2026, 12:32 PM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • DISTRESS_SIGNAL → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 13, 2026, 12:04 AM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.

  • UNKNOWN → DISTRESS_SIGNALPUBLIC_LISTING_ENDED · Sep 8, 2026, 04:29 AM

    The company stopped being publicly listed. That happens to failing companies and to acquired ones alike.