Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended August 31, 2020 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34992 SemiLEDs Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdict ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended May 31, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34992 SemiLEDs Corporation (Exact name of registrant as specified in its charter) Delaware 20-2735523 (State or other juri ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended February 29, 2020 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34992 | --- | --- | |------------------------------------------------------------------------------------------------ ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended November 30, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34992 | --- | --- | --- | |------------------------------------------------------------------------------------------------------------ ...

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10‑K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended August 31, 2019 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34992 SemiLEDs Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdict ...

Financial Performance - Total revenues decreased by 13% to $1.7 million for the three months ended May 31, 2019, compared to $2.0 million for the same period in 2018, reflecting a $254 thousand decrease [100]. - Total revenues decreased by 22% from $5.5 million for the nine months ended May 31, 2018, to $4.3 million for the same period in 2019, reflecting a $1.2 million decrease [116]. - Revenues from LED components represented 73% of total revenues for the three months ended May 31, 2019, up from 64% in the same period of 2018 [102]. - Revenues from LED components accounted for 78% of total revenues for the nine months ended May 31, 2019, compared to 66% in 2018, primarily due to lower sales volumes of UV LED products [118]. - Revenues from LED chips represented 2% of total revenues for the nine months ended May 31, 2019, down from 3% in 2018, with a 53% decrease in sales volume [117]. - Revenues from lighting products represented 9% of total revenues for the three months ended May 31, 2019, down from 13% in the same period of 2018 [103]. Profitability and Margins - The company is focused on enhancing gross margins and reducing net losses to restore profitability [76]. - Gross profit increased from $162 thousand for the three months ended May 31, 2018, to $340 thousand for the same period in 2019, with gross margin percentage rising from 8% to 19% [105]. - Gross profit increased from a loss of $230 thousand in 2018 to a profit of $123 thousand in 2019, resulting in a gross margin of 3% [121]. - The company is committed to improving production yields to reduce per-unit costs amid pricing pressures [90]. - The company is adjusting its product mix by exiting low-margin product lines to focus on higher-value offerings [90]. Expenses and Cash Flow - Research and development expenses rose to $444 thousand for the three months ended May 31, 2019, a 50% increase from $296 thousand in the same period of 2018 [105]. - Research and development expenses rose to $1.1 million for the nine months ended May 31, 2019, from $703 thousand in 2018, driven by increased payroll and material costs [123]. - Selling, general and administrative expenses decreased from $799 thousand for the three months ended May 31, 2018, to $597 thousand for the same period in 2019, a reduction of 25% [106]. - Selling, general, and administrative expenses decreased from $2.3 million in 2018 to $2.0 million in 2019, mainly due to reduced professional service fees [124]. - Cash and cash equivalents decreased to $1.1 million as of May 31, 2019, primarily due to net cash used in operating activities [99]. - Net cash used in operating activities for the nine months ended May 31, 2019, was $2.9 million, an increase of $2.6 million compared to $273 thousand for the same period in 2018 [142]. Debt and Financing - The company has entered into new loan agreements totaling $3.2 million with an annual interest rate of 8% to refinance existing debt and provide operating capital [108]. - Long-term debt increased to $5.2 million as of May 31, 2019, from $2.3 million as of August 31, 2018, primarily due to new loan agreements [134]. - The company entered into two new loan agreements totaling $3.2 million to refinance an existing real estate loan and provide operating capital [139]. - As of May 31, 2019, the company had total loans of $3.2 million secured by a second priority security interest on its headquarters building [137]. - Interest expenses increased due to a higher debt balance resulting from new loan agreements, totaling $74 thousand for the three months ended May 31, 2019 [108]. - Net cash provided by financing activities for the nine months ended May 31, 2019, was $3.0 million, primarily from $3.2 million in loans from the Chairman and shareholder [145]. Strategic Initiatives - The company plans to innovate and introduce new, technologically advanced LED products to meet evolving customer requirements [90]. - The company is shifting its strategy to emphasize sales of LED components over LED chips to improve gross margins and operating results [90]. - The company aims to expand its market presence in China and India as part of its new strategic initiatives [76]. - The company has developed advanced manufacturing capabilities that may reduce dependence on costly sapphire materials [87]. - The company has implemented cost reduction programs to transform into a profitable operation [139]. - There are no assurances that planned activities will successfully reduce losses or preserve cash, and alternative financing sources may be needed [140].

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended February 28, 2019 or ☐ TRANSITION REPORT PURSUANT TO SECTION 13 or 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number: 001-34992 SemiLEDs Corporation (Exact name of registrant as specified in its charter) Delaware 20-2735523 (State or other ...