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 quarter ended September 30, 2021 ☐ 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 1-13905 COMPX INTERNATIONAL INC. (Exact name of Registrant as specified in its charter) Delaware 57-0981653 (State or other jurisdi ...

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 quarter ended June 30, 2021 ☐ 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 1-13905 COMPX INTERNATIONAL INC. (Exact name of Registrant as specified in its charter) Delaware 57-0981653 (State or other jurisdiction ...

Financial Performance - For the three months ended March 31, 2021, net sales increased to $35,924,000, up 11.5% from $32,311,000 in the same period of 2020[12] - Net income for the three months ended March 31, 2021, was $4,685,000, an increase of 9.7% from $4,271,000 in the prior year[12] - Basic and diluted net income per common share rose to $0.38, compared to $0.34 for the same period in 2020[12] - Total net sales increased from $32,311 thousand in Q1 2020 to $35,924 thousand in Q1 2021, representing an increase of 16.2%[25] - Operating income rose from $5,020 thousand in Q1 2020 to $5,817 thousand in Q1 2021, reflecting a growth of 15.9%[25] - Net income rose from $4,271 thousand in Q1 2020 to $4,685 thousand in Q1 2021, marking an increase of 9.7%[13] - Total net sales increased from $32,311 thousand in Q1 2020 to $35,924 thousand in Q1 2021, representing a growth of 8.1%[25] Gross Margin and Expenses - Gross margin for the same period improved to $11,035,000, representing a gross margin percentage of 30.7%, compared to $10,431,000 and 32.3% in 2020[12] - Total income tax expense increased from $1,356 thousand in Q1 2020 to $1,470 thousand in Q1 2021, an increase of 8.4%[29] Assets and Liabilities - Total current assets as of March 31, 2021, were $101,807,000, slightly up from $101,246,000 at December 31, 2020[10] - Total assets decreased to $183,801,000 as of March 31, 2021, from $184,045,000 at December 31, 2020[10] - Total stockholders' equity increased to $169,096,000 as of March 31, 2021, compared to $167,656,000 at December 31, 2020[10] - Total accounts payable and accrued liabilities decreased from $12,198 thousand as of December 31, 2020, to $9,497 thousand by March 31, 2021, a reduction of 22.1%[28] Cash Flow and Dividends - Cash and cash equivalents at the end of the period were $64,747,000, down from $70,637,000 at the beginning of the period[10] - The company paid cash dividends of $2,490,000 during the three months ended March 31, 2021, compared to $1,244,000 in the same period of 2020[19] - The company reported a net cash used in operating activities of $2,377,000 for the three months ended March 31, 2021, compared to a net cash used of $205,000 in the same period of 2020[19] - Cash and cash equivalents decreased from $70,637 thousand as of December 31, 2020, to $64,747 thousand by March 31, 2021, a decrease of 8.3%[32] Inventory and Receivables - Accounts receivable, net increased significantly from $10,731 thousand as of December 31, 2020 to $16,858 thousand by March 31, 2021, a rise of 57.2%[25] - Total inventories, net decreased slightly from $18,337 thousand as of December 31, 2020 to $18,153 thousand by March 31, 2021, a decline of 1.0%[26] Stock Repurchase and Other Notes - The company repurchased 50,000 shares of Class A common stock for approximately $755,000 during Q1 2021[31] - The outstanding principal balance receivable from Valhi under a promissory note was $29.2 million as of March 31, 2021[34] - Interest income from the loan to Valhi was $0.4 million for Q1 2020 and $0.3 million for Q1 2021, indicating a slight decrease[34]

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 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 1-13905 COMPX INTERNATIONAL INC. (Exact name of Registrant as specified in its charter) Delaware 57-0981653 (State or other jurisdiction of ...

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 quarter ended September 30, 2020 ☐ 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 1-13905 COMPX INTERNATIONAL INC. (Exact name of Registrant as specified in its charter) Delaware 57-0981653 (State or other jurisdi ...

Financial Performance - Net sales for the second quarter of 2020 were $23,800, a decrease of 29.5% compared to $33,730 in the same period of 2019[12] - Gross margin for the first half of 2020 was $17,797, down from $20,563 in the first half of 2019, reflecting a decline of 13.4%[12] - Net income for the six months ended June 30, 2020, was $6,336, a decrease of 28.9% from $8,881 in the same period of 2019[12] - Operating income for the second quarter of 2020 was $2,369, down 57.8% from $5,622 in the same quarter of 2019[12] - The company reported a net income before taxes of $2.7 million for Q2 2020, compared to $6.5 million in Q2 2019, reflecting a decline of 58.2%[24] - Cash flows from operating activities for the first half of 2020 were $4,945, a decrease from $5,928 in the first half of 2019[19] - Interest income for the first six months of 2020 was $977,000, down from $1.7 million in the same period of 2019, reflecting a decline of 41.2%[24] Assets and Equity - Total assets increased from $178,544 as of December 31, 2019, to $181,228 as of June 30, 2020, representing a growth of 1.9%[9] - Cash and cash equivalents decreased slightly from $63,255 at the end of 2019 to $62,450 by June 30, 2020[9] - Total stockholders' equity rose from $162,195 at December 31, 2019, to $166,160 at June 30, 2020, an increase of 2.0%[9] Inventory and Receivables - The company reported a decrease in inventories from $18,348 at December 31, 2019, to $21,818 at June 30, 2020, indicating a 19.5% increase[9] - Total inventories increased to $21.8 million as of June 30, 2020, up from $18.3 million at the end of 2019, indicating a rise of 19.9%[26] - Accounts receivable decreased slightly to $11.3 million from $11.9 million at the end of 2019, a reduction of 4.5%[25] Dividends and Liabilities - The company paid dividends of $2,489 in the first half of 2020, compared to $1,742 in the same period of 2019, reflecting a 43.0% increase[19] - Accounts payable and accrued liabilities decreased to $9.6 million as of June 30, 2020, down from $12.1 million at the end of 2019, a reduction of 20.1%[28] Impact of COVID-19 - The company’s operations were significantly impacted by the COVID-19 pandemic, leading to reduced demand and government-mandated closures[22] - Future operations will depend on the duration and severity of the COVID-19 pandemic and its effects on customer demand[22] - The COVID-19 pandemic significantly impacted operations, leading to reduced demand and government-mandated closures affecting financial performance[22] Segment Performance - Security Products segment net sales were $18.6 million, down 30.9% from $26.9 million year-over-year, while Marine Components segment sales decreased by 23.1% to $5.2 million from $6.8 million[24] - Total operating income for Q2 2020 was $2.4 million, a decrease of 57.8% from $5.6 million in Q2 2019[24]

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 quarter ended March 31, 2020 ☐ 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 1-13905 COMPX INTERNATIONAL INC. (Exact name of Registrant as specified in its charter) Delaware 57-0981653 (State or other jurisdictio ...

Business Segments - The company operates two business segments: Security Products and Marine Components, with a focus on engineered components for various applications[11]. - The company’s Security Products segment includes innovative electronic locks such as CompX eLock® and StealthLock®, which provide advanced security features[13]. - The company’s manufacturing facilities are located in South Carolina, Illinois, and Wisconsin, supporting both Security Products and Marine Components segments[15]. Financial Performance - In 2019, the company reported that raw materials accounted for approximately 13% of total cost of sales, with total material costs representing about 45%[17]. - The company’s largest customer, the United States Postal Service, represented 14% of total sales in 2019, while the top ten customers accounted for approximately 47% of sales[24]. - The company has a note receivable from an affiliate amounting to $28.1 million, bearing interest at prime plus 1.0%, resulting in interest income of $2.4 million in 2019[109]. Market Position - The company believes it is a North American market leader in the manufacture and sale of cabinet locks and other locking mechanisms[12]. - The company focuses on the middle and high-end segments of the market, competing on product design, quality, and service[25]. Workforce and Labor Relations - The company employs 547 people as of December 31, 2019, and reports good labor relations across all facilities[28]. Supply Chain Management - The company has entered into short-term commodity-related raw material supply arrangements to mitigate future price increases, but does not engage in commodity raw material hedging programs[110].

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Title of each class Trading Symbol(s) Name of each exchange on which registered Class A common stock CIX NYSE American FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended September 30, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES ECHANGE ACT OF 1934 For the transition period from _________ to _________ Commission file number 1-13905 COMPX ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Title of each class Trading Symbol(s) Name of each exchange on which registered Class A common stock CIX NYSE American FORM 10-Q QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarter ended June 30, 2019 Commission file number 1-13905 COMPX INTERNATIONAL INC. (Exact name of registrant as specified in its charter) Delaware 57-0981653 (State or other jurisdiction of Incorporation or organization) ...