Welcome to our dedicated page for Tetra Tech SEC filings (Ticker: TTEK), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
The Tetra Tech, Inc. (NASDAQ: TTEK) SEC filings page on Stock Titan provides access to the company’s official regulatory disclosures as filed with the U.S. Securities and Exchange Commission. Tetra Tech is an engineering and consulting company focused on water, environment, and sustainable infrastructure, and its filings offer detailed insight into how this business operates, its financial performance, and its risk profile.
Through this page, users can review annual reports on Form 10-K and quarterly reports on Form 10-Q, which describe Tetra Tech’s segments, including its Government Services Group and Commercial/International Services Group, as well as its environmental, infrastructure, resource management, energy, and international development activities. These reports also discuss risk factors, management’s analysis of results, and other disclosures relevant to investors.
Current reports on Form 8-K document material events such as leadership changes, dividend declarations, earnings releases, and other significant corporate actions. For example, recent 8-K filings describe the promotion of senior executives and the declaration of quarterly cash dividends. Filings related to executive compensation and governance, such as proxy materials, provide additional context on board composition, committee responsibilities, and corporate oversight.
This page also surfaces insider transaction reports on Form 4, where available, showing purchases and sales of TTEK shares by officers, directors, and other insiders. Stock Titan enhances these documents with AI-powered summaries that explain key points from lengthy filings, highlight important changes, and help users navigate complex financial and legal language. Real-time updates from EDGAR ensure that new Tetra Tech filings, including 10-K, 10-Q, 8-K, and Form 4 reports, appear promptly, giving investors a structured view of the company’s regulatory history and ongoing disclosure practices.
Tetra Tech is asking stockholders to vote at its 2026 Annual Meeting on February 19, 2026 on four items: electing six directors, an advisory vote on executive pay, approving an amendment to the Employee Stock Purchase Plan (ESPP), and ratifying PricewaterhouseCoopers as auditor for fiscal 2026.
The ESPP amendment would add 10,000,000 shares of common stock to the plan, shift purchases from annual to semiannual periods, and effectively raise the maximum annual employee contribution to $10,000 while keeping the per-period cap at $5,000. As of December 31, 2025, employees had bought 17,268,110 shares under the ESPP and only 2,400 shares remained available, with about 20,100 employees eligible to participate.
The company highlights record fiscal 2025 results for revenue, net revenue, adjusted earnings, and operating cash flow, along with returning $426 million to stockholders over three years, including $65 million of dividends in FY 2025. The proxy also emphasizes extensive governance practices, sustainability goals such as targeted greenhouse gas reductions, strong safety metrics, and broad professional development programs for its more than 25,000 employees.
Tetra Tech, Inc. director Jeffrey R. Feeler filed an initial Form 3 disclosing his relationship to the company as a director and confirming that he is filing individually. The filing states that no non-derivative or derivative securities are listed as beneficially owned, and the remarks section clarifies that no securities are beneficially owned.
Tetra Tech, Inc. director M. Susan Hardwick filed an initial Form 3 insider report in connection with her role as a director of the company as of 12/29/2025. The filing states in the remarks that no securities are beneficially owned, meaning she reported holding no Tetra Tech shares or derivative securities at that time.
Tetra Tech, Inc. reported insider equity transactions by Chairman and CEO Dan L. Batrack. On November 18, 2025, he exercised restricted stock units (RSUs) into 14,030 and 19,015 shares of common stock at $0 per share and acquired 164,285 additional shares from vesting of performance stock units under the 2018 Equity Incentive Plan. Shares totaling 18,235 and 90,653 were withheld at a price of $35.69 per share to cover related tax liabilities. After these transactions, he directly owned 314,309 shares of Tetra Tech common stock and 19,010 RSUs, which each represent the right to receive one share upon vesting.
Tetra Tech, Inc. (TTEK)11/18/2025, the director acquired 4,104 shares of common stock at a price of $0, reflecting the vesting of performance stock units earned under the company’s 2018 Equity Incentive Plan. After this transaction, the director beneficially owns 14,835 shares of Tetra Tech common stock, held directly.
Tetra Tech, Inc. (TTEK) President and officer Roger R. Argus reported multiple equity transactions involving company common stock and restricted stock units on 11/18/2025. The filing shows the exercise of restricted stock units and performance stock units into common shares, along with shares withheld to cover related tax liabilities at a price of $35.69 per share. Following these transactions, Argus directly beneficially owned 37,565 shares of Tetra Tech common stock.
The report also updates prior beneficial ownership to include 149 shares acquired on December 15, 2024 under the company’s Employee Stock Purchase Plan. The restricted stock units generally represent the right to receive one share of common stock per unit, vest in 25% annual installments beginning in November 2022 or November 2023, and become exercisable upon vesting without a set expiration date.
Tetra Tech, Inc. (TTEK)11/18/2025, the director acquired 3,643 shares of Tetra Tech common stock at a price of $0 per share. These shares were received through the vesting of performance stock units earned under the company’s 2018 Equity Incentive Plan, rather than through an open-market purchase. Following this transaction, the director beneficially owns 7,453 shares of Tetra Tech common stock, held directly.
Tetra Tech (TTEK) executive Leslie L. Shoemaker, EVP and Chief Sustainability Officer, reported multiple equity transactions on 11/18/2025. The filing shows the exercise of restricted stock units (RSUs) for 2,520 and 3,170 shares of common stock at $0 per share, reflecting previously granted awards. It also reports tax-withholding transactions, where 3,141 and 15,112 shares were withheld at a price of $35.69 to cover related tax liabilities.
In addition, 27,384 shares were acquired upon vesting of performance stock units earned under the 2018 Equity Incentive Plan. After these transactions, Shoemaker beneficially owned 322,811 shares of Tetra Tech common stock in direct ownership. The filing also notes an earlier acquisition of 149 shares through the Employee Stock Purchase Plan on December 15, 2024, and describes RSU vesting schedules that vest in 25% annual installments.
Tetra Tech (TTEK) executive reports equity award vesting and tax share withholdings. The EVP, Chief Legal/Human Capital filed a Form 4 showing multiple transactions in Tetra Tech common stock and restricted stock units on November 18, 2025.
Two blocks of restricted stock units were converted to common stock, covering 2,055 shares and 2,535 shares, each at an exercise price of $0. The filing also reports an acquisition of 21,902 shares of common stock from the vesting of performance stock units under the 2018 Equity Incentive Plan.
To satisfy related tax liabilities, the company withheld 1,807 shares and 8,620 shares at a price of $35.69 per share. After these transactions, the reporting person directly held 79,996 shares of Tetra Tech common stock. The footnotes clarify prior ESPP purchases and the vesting schedules of the RSU awards.
Tetra Tech, Inc. (TTEK) executive vice president and chief financial officer Steven M. Burdick reported multiple equity transactions on 11/18/2025. Restricted stock units and performance stock units vested, resulting in acquisitions of 2,520, 3,170, and 27,384 shares of common stock at an exercise price of $0 per share. To satisfy related tax liabilities, the company withheld 3,141 and 15,112 shares at a price of $35.69 per share. After these transactions, Burdick directly beneficially owns 145,936 shares of Tetra Tech common stock. The filing also notes a prior update for 149 shares acquired on December 15, 2024 under the employee stock purchase plan.