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Unusual Machines, Inc. (UMAC) is offering up to $300,000,000 of Common Stock, which at an assumed price of $10.25 per share would equal up to 29,268,293 shares. The prospectus lists 30,448,557 shares currently outstanding and states an illustrative post-offering outstanding share count of 59,774,071 (using $10.23 per share). Net tangible book value was $1.64 per share as of June 30, 2025. Proceeds are intended for working capital and general corporate purposes, though management retains broad discretion over their use. The supplement cross-references a multi-page Risk Factors section and details potential operational risks including manufacturing equipment defects, cost overruns on fixed-price orders, staffing and reporting challenges at the recently acquired Rotor Lab (including 656,642 shares issued as initial consideration), supply chain and inventory risks, competitive pressures, intellectual property risks, macroeconomic and cybersecurity risks. Specific offering mechanics, securities descriptions and plan-of-distribution methods are available in the prospectus supplement and incorporated documents.

Andrew Camden, Chief Operating Officer of Unusual Machines, Inc. (UMAC), reported two planned sales of common stock under a Rule 10b5-1 plan to cover tax obligations from prior equity grants. On 08/20/2025 he sold 8,750 shares at a weighted-average price of $9.8005, reducing his direct ownership to 224,750 shares. On 08/21/2025 he sold 35,000 shares at a weighted-average price of $10.2075, reducing his direct ownership to 189,750 shares. The filer states the sales were executed by an independent third party and the original grants were exempt from Section 16(b) under Rule 16b-3. The filing is signed and dated 08/22/2025.

Brian Joseph Hoff, Chief Financial Officer of Unusual Machines, Inc. (UMAC), reported two open-market sales under a Rule 10b5-1 plan. On 08/20/2025 he sold 8,750 shares at a weighted average price of $9.8005, leaving him with 407,975 shares. On 08/21/2025 he sold 33,750 shares at a weighted average price of $10.2075, leaving him with 374,225 shares. The filings state the sales were to cover income taxes from prior equity grants and were executed by an independent third party under the 10b5-1 plan. The report is signed by Mr. Hoff on 08/22/2025.

Rich Sanford, a director of Unusual Machines, Inc. (UMAC), acquired 2,308 shares of the issuer's restricted common stock on 08/19/2025 at a $0 price. After the grant, Sanford beneficially owned 150,242 shares. The restricted shares are fully vested, subject to the company's standard Restricted Stock Agreement, were granted under the Issuer's 2022 Equity Incentive Plan, and the grant was approved by the Board of Directors, making it exempt from Section 16(b) under Rule 16b-3.

The Form 4 was signed by Sanford on 08/21/2025 and filed as an individual reporting person. No derivative transactions or cash-paid purchases are reported in this filing.

Director Cristina Colon received a grant of 2,308 shares of restricted common stock of Unusual Machines, Inc. (UMAC) on 08/19/2025. The shares were issued at a price of $0 and are reported as fully vested following execution of the company's standard Restricted Stock Agreement. After the grant, Ms. Colon beneficially owns 60,980 shares. The grant was approved by the board and stated as exempt from Section 16(b) under Rule 16b-3, and was made under the Issuer's 2022 Equity Incentive Plan, as amended.

Insider grant and resulting holdings: Director Jeffrey M. Thompson received a grant of 2,308 shares of restricted common stock of Unusual Machines, Inc. (UMAC) on 08/19/2025. The shares were granted under the issuer's 2022 Equity Incentive Plan, are fully vested, and are subject to the company’s standard Restricted Stock Agreement. The grant was approved by the Board and exempt from Section 16(b) under Rule 16b-3. Following the grant, Thompson beneficially owns 337,460 shares. The Form 4 was signed on 08/21/2025.

Robert Paul Lowry, a director of Unusual Machines, Inc. (UMAC), reported insider transactions on 08/19/2025. The filing shows an acquisition of 2,308 restricted shares of the issuer's common stock at no cash price; those shares are fully vested and were granted under the company’s 2022 Equity Incentive Plan and are subject to the issuer’s standard Restricted Stock Agreement. The filing notes the reporting person holds indirect ownership through Support Services Group LLC. The form also lists a disposition of 122,740 common shares. The grant was exempt from Section 16(b) under Rule 16b-3 because it was board-approved.