SECURITIES LITIGATION | 2026-09-29
Control Person Liability: How Executives and Parents Answer for Securities Violations
Securities law reaches beyond the primary wrongdoer. A person or entity that controls a violator — an officer, a parent company — can be jointly liable, unless they prove they acted in good faith.
Securities-law liability does not stop with the person who made the false statement. Under the concept of control person liability, someone who <strong>controls</strong> a party that commits a securities violation can be held <strong>jointly and severally liable</strong> for that violation. For Cali
When a company violates the securities laws, plaintiffs and regulators often look up the chain — to the executives and entities that controlled it. Control person liability is how the law extends responsibility to them.
Two Statutory Sources
- Section 20(a) of the Securities Exchange Act provides that every person who, directly or indirectly, controls any person liable under the Exchange Act (for example, for a Rule 10b-5 violation) is jointly and severally liable with the controlled person — unless the controlling person acted in good faith and did not induce the violation.
- Section 15 of the Securities Act provides a parallel control-person liability for violations of Sections 11 and 12.
Together, these provisions create secondary liability that runs to those in a position of control over a primary violator.
Who Is a “Control Person”?
Control is generally the power to direct or cause the direction of the management and policies of the primary violator, whether through ownership of voting securities, by contract, or otherwise. Depending on the facts and the circuit’s test, control persons can include senior officers and directors, controlling shareholders, and parent companies. Courts differ on whether the plaintiff must also show the control person was a culpable participant in the violation, or whether control plus a primary violation suffices (shifting the burden to the defendant to prove good faith). The applicable standard significantly affects the case.
Joint and Several Liability
A control person found liable is jointly and severally liable with the primary violator — meaning the plaintiff can recover the full amount from the control person. This is what makes the doctrine powerful: it can reach executives’ personal assets and a solvent parent company even where the primary violator cannot pay.
The Good-Faith Defense
The statutes provide an affirmative defense: a control person is not liable if it acted in good faith and did not directly or indirectly induce the act or acts constituting the violation. In practice, this means a control person can defend by showing it maintained and enforced a reasonable system of supervision and internal controls and did not participate in or turn a blind eye to the wrongdoing. Building and documenting that supervisory system — before any problem arises — is the practical way controlling persons protect themselves.
Why It Matters
Control person liability is routinely pleaded alongside primary securities-fraud claims, expanding the set of defendants and the available assets. For executives and parent companies, it converts another party’s violation into personal or enterprise exposure — which is why supervision, compliance, and good-faith conduct are not just best practices but liability defenses.
Frequently Asked Questions
What is control person liability?
Secondary liability under Exchange Act § 20(a) and Securities Act § 15 making a person who controls a securities-law violator jointly and severally liable, subject to a good-faith defense.
Who can be a control person?
Those with power to direct the management and policies of the violator — potentially senior officers, directors, controlling shareholders, and parent companies.
Do I have to have participated in the fraud?
Courts differ — some require culpable participation, others treat control plus a primary violation as enough, shifting the burden to prove good faith.
What is the good-faith defense?
That the control person acted in good faith and did not induce the violation — typically shown through a reasonable, enforced supervisory and compliance system.
Related Securities & Governance Guides
Talk to a Securities Attorney About Control Person Liability
If you are an executive, controlling shareholder, or parent company, another party’s securities violation can become your liability. Trembach Law Firm advises California control persons on § 20(a) and § 15 exposure. Call (818) 514-7680.
Contact Trembach Law Firm at (818) 514-7680 for a confidential consultation.
Trembach Law Firm | 27001 Agoura Road, Suite 350, Calabasas, CA 91301