Every 8-K that PDF Solutions Inc (PDFS) has filed with the SEC in the last 24 months is listed below, newest first, and each one links through to the document itself with the summary and the scores our analysis gives it.
A 8-K covers material events a company has to report between its quarterly reports, so if you follow PDFS and want that one kind of document rather than the whole filing history, this is the page to keep. The company's other filings, of every form, are on the full PDFS filings page.
PDF Solutions, Inc. reported second quarter 2026 total revenues of $61.5 million, up 19% from the prior‑year quarter and slightly above the first quarter’s $60.1 million. Revenue came from both platform and volume‑based offerings, with recurring revenue representing 80% of the mix.
GAAP gross margin was 69% and operating margin 8%. Non‑GAAP gross margin was 73% and operating margin 22%. GAAP net income was $4.3 million, or $0.10 per diluted share, while non‑GAAP net income was $11.4 million, or $0.27 per diluted share, both higher than a year earlier.
Ending backlog reached $270.7 million, compared with $246.4 million in the first quarter of 2026 and $232.6 million in the second quarter of 2025. Management highlighted customer wins for secureWISE, DirectScan, and Exensio solutions and reaffirmed its target of 20% total revenue growth for 2026.
PDF Solutions, Inc. held its 2026 Annual Meeting of Stockholders on June 16, 2026. Stockholders elected Class I directors Joseph R. Bronson and Ye Jane Li, each receiving over 29 million votes in favor, with additional broker non-votes recorded.
Stockholders also ratified BPM LLP as the independent registered public accounting firm for the year ending December 31, 2026. They approved the Eleventh Amended and Restated 2011 Stock Incentive Plan and the Third Amended and Restated 2021 Employee Stock Purchase Plan, and gave non-binding advisory approval of 2025 compensation for Named Executive Officers.
PDF Solutions, Inc. completed an underwritten common stock offering involving both the company and a selling stockholder. The company issued 1,946,630 shares of common stock, including 685,246 shares from the underwriters’ full option exercise, at an offering price of $44.00 per share.
This generated approximately $85.7 million of gross proceeds for the company before underwriting discounts and expenses, while Advantest America, Inc. sold 3,306,924 existing shares and retained the related proceeds. The transaction was conducted under an effective Form S-3 shelf registration, with Morgan Stanley & Co. LLC acting as representative of the underwriters.
PDF Solutions, Inc. reported strong first quarter 2026 results, with total revenues of $60.1 million, up 26% from the first quarter of 2025. Platform revenue grew to $50.9 million, while volume-based revenue was $9.2 million. GAAP gross margin was 72% and non-GAAP gross margin 76%.
GAAP operating margin improved to 10% and non-GAAP operating margin to 25%. The company generated GAAP net income of $4.8 million, or $0.12 per diluted share, compared with a loss a year ago, and non-GAAP net income of $12.6 million, or $0.31 per diluted share. Ending backlog reached $246.4 million, and management reaffirmed its prior guidance of 20% annual revenue growth for 2026.
PDF Solutions, Inc. entered into a First Amendment to its Credit Agreement on April 23, 2026. The amendment increases the company’s revolving credit facility to an aggregate principal amount of $75 million and introduces leverage-based annual commitment fees tied to its total debt to EBITDA ratio.
The commitment fee will be 0.50% when the total debt to EBITDA ratio is greater than or equal to 2.50 to 1.00, 0.35% when the ratio is less than 2.50 to 1.00 but at least 0.50 to 1.00, and 0.20% when the ratio is below 0.50 to 1.00. All other material terms of the Credit Agreement remain unchanged.
PDF Solutions reported record results for 2025, with total revenue of $219.0 million, up 22% from 2024, and fourth-quarter revenue of $62.4 million, up 25% from the prior year’s quarter.
Full-year GAAP gross margin improved to 72% and non-GAAP gross margin to 76%. Non-GAAP operating margin rose to 21%, while non-GAAP net income reached $37.2 million, or $0.94 per diluted share. GAAP results were near breakeven, with a small net loss of $0.6 million, or $(0.02) per share.
Revenue mix strengthened, as platform revenue grew to $181.0 million and volume-based revenue to $38.0 million, with recurring revenue at 94% of 2025 revenue. The company ended 2025 with a reported backlog of $254 million, completed the acquisition of SecureWise LLC, added debt, and used $24.1 million of operating cash flow against $32.8 million of capital expenditures. Management stated it expects 2026 revenue growth consistent with its 20% long-term revenue growth target.
PDF Solutions filed an 8-K under Regulation FD to correct narrative wording in its Q3 2025 Form 10-Q. The Financial Highlights had mischaracterized the source of the nine-month Analytics revenue change.
The corrected disclosure states that the increase in Analytics revenue for the nine months ended September 30, 2025 was partly due to higher revenues from DFI systems, and that the total increase was partially offset by a decrease in revenue from Exensio software licenses. The information is furnished under Item 7.01 and is not deemed filed.
PDF Solutions, Inc. furnished an update under Item 2.02, providing a press release and a management report covering financial results and other information for the third quarter ended September 30, 2025. The materials are attached as Exhibits 99.1 (press release) and 99.2 (management report), and were also posted on the company’s investor website.
The company specified that this information is being furnished, not filed, under the Exchange Act, and therefore is not subject to Section 18 liabilities unless specifically incorporated by reference.