As of November 10, 2026, CTS Corp. is a publicly traded company (NYSE: CTS); its largest reported holder is BlackRock, with 14.7% on Schedule 13G/A of October 17, 2025, then Wasatch (12.6%). The largest insider holding is Kieran M. O'Sullivan, the chairman and a director, with 291,833 shares (1.0% of shares outstanding), per Form 4 of November 3, 2026 (Schedule 13G/A, October 17, 2025).
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Is CTS Corp. a real, registered company?
- Cts Corp files with the SEC under CIK 26058 (its SEC filings).
- Its shares are listed under the ticker CTS on NYSE (SEC company record).
- Incorporated in Indiana; business address in Lisle, Illinois, as its SEC filings state.
- Court and bankruptcy records: see Before you sign or pay below.
Before you sign or pay
- Court and bankruptcy: No federal court case or bankruptcy filing found under CTS CORP in our court records and SEC 8-K records (as of 2026-11-10).
- Leadership changes: the latest reported is Pratik Trivedi, President (Form 8-K filed 2026-06-25). Check you are dealing with the people now in charge.
- Ownership: 5%+ holders are reported on Schedule 13D or 13G; the latest names Wasatch (filed 2026-07-13).
Who are CTS Corp.'s owners and officers?
CTS Corp.: incorporated in Indiana; business address in Lisle, Illinois; industry Printed Circuit Boards (Schedule 13D/A, 2026-08-05).
| Report | Holder | Share |
|---|---|---|
| Schedule 13D/A, 2026-08-05 | Gamco Investors, Inc. Et Al | 4.1% |
| Schedule 13G/A, 2026-07-13 | Wasatch Advisors LP | 12.6% |
| Schedule 13G/A, 2026-06-03 | Wasatch Advisors LP | 10.9% |
| Schedule 13G, 2026-04-29 | Vanguard Capital Management | 5.06% |
| Schedule 13G/A, 2026-03-26 | The Vanguard Group | 0% |
| Schedule 13G/A, 2026-02-11 | Wasatch Advisors LP | 7.8% |
| Schedule 13G/A, 2025-11-14 | T. Rowe Price Investment Management, Inc. | 1.8% |
| Schedule 13G/A, 2025-10-17 | Blackrock, Inc. | 14.7% |
| Schedule 13G/A, 2025-08-14 | Earnest Partners LLC | 6.7% |
| Schedule 13G/A, 2025-08-14 | T. Rowe Price Investment Management, Inc. | 5.5% |
Questions about who owns CTS Corp.
Who owns CTS Corp.?
On this page, 4 holders' latest ownership filings report 5% or more of CTS Corp.: Blackrock, Inc. (14.7%, Schedule 13G/A, filed 2025-10-17), Wasatch Advisors LP (12.6%, Schedule 13G/A, filed 2026-07-13), Earnest Partners LLC (6.7%, Schedule 13G/A, filed 2025-08-14) and Vanguard Capital Management (5.06%, Schedule 13G, filed 2026-04-29).
Who are the largest shareholders of CTS Corp.?
By the share each holder's latest filing reports, the largest holders of CTS Corp. on this page are Blackrock, Inc. (14.7%), Wasatch Advisors LP (12.6%) and Earnest Partners LLC (6.7%).
When did Blackrock, Inc. buy into CTS Corp.?
The filings give report dates, not purchase dates. The earliest filing from Blackrock, Inc. on this page is the Schedule 13G/A, filed 2025-10-17, reporting 14.7%. That earliest filing is itself an amendment, which updates an earlier report.
Is this an audit or a full list?
Neither. The ownership list on this page covers only Schedule 13D and 13G filings, which holders make once they own 5% or more of a class of shares (an amendment can report a stake that has since fallen below 5%); 10 such filings are shown here. It is not an audit and not a full cap table: holders who never reached 5% are not listed, and a stake can change after its latest filing.
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What the Full Report on CTS Corp. covers
The Short Answer
Which Company This Is
What They Do, And How The Money Works
Who Runs It, And How To Reach Them
The Money: Funding, Valuation, Runway
Who Pays Them, And Who They Are Up Against
Warning Bells
Sources
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| Filed | Person | Role | Change | Effective |
|---|---|---|---|---|
| Form 8-K, 2026-06-25 | Pratik Trivedi | President | appointed |
Which insiders own CTS Corp. shares?
Directors, officers and holders of 10% or more report their shares on Forms 3, 4 and 5. Each line is the latest such report, largest holding first.
- , the chairman and a director: 291,833 shares (1.0% of shares outstanding) (Form 4, 2026-11-03).
- , the chief financial officer: 109,030 shares (0.38% of shares outstanding) (Form 4, 2026-02-26).
- , a director: 106,355 shares (0.37% of shares outstanding), 104,555 held directly and 1,800 indirectly (Form 4, 2026-11-09).
- , a director: 49,513 shares (0.17% of shares outstanding) (Form 4, 2026-11-09).
- , a director: 38,726 shares (0.14% of shares outstanding) (Form 4, 2026-11-09).
Shares outstanding: 28,497,611 as of 2026-10-20, from the company's latest SEC cover page.
How much has CTS Corp. raised?
No fundraising or offering filing from CTS Corp. is on file with us.
Keep reading
More on CTS Corp. and the records around it.
CTS Corp. elsewhere on the record
- 5%+ stake filings Aug 2026
- Leadership changes Jun 2026
Companies that share a holder
- EARNEST PARTNERS LLC also filed stake reports on 18 other companies: FORMFACTOR INC (Aug 2026), PAPA JOHNS INTERNATIONAL INC (Aug 2026), Sabre Corp (Aug 2026)
- GAMCO INVESTORS, INC. ET AL also filed stake reports on 45 other companies: WESTWOOD HOLDINGS GROUP INC (Nov 2026), NATHANS FAMOUS, INC. (Oct 2026), BEASLEY BROADCAST GROUP INC (Oct 2026)
- Wasatch Advisors LP also filed stake reports on 72 other companies: Smith Douglas Homes Corp (Oct 2026), Amtech Systems Inc (Oct 2026), BBB Foods Inc (Oct 2026)
Related pages
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