Filed Pursuant to Rule 424(b)(5)
Registration No. 333-269340
PROSPECTUS SUPPLEMENT
(To Prospectus dated January 30, 2023)
Up to $17,500,000
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Common Stock
We have entered into an Open Market Sale AgreementSM (the “sale agreement”) with Jefferies LLC (“Jefferies”), relating to the offer and sale of shares of our common stock, par value $0.001. In accordance with the terms of the sale agreement, pursuant to this prospectus supplement, we may offer and sell shares of our common stock having an aggregate offering price of up to $17,500,000 from time to time through Jefferies, acting as our sales agent.
Sales of our common stock, if any, under this prospectus supplement may be made by any method deemed to be an “at-the-market offering” as defined in Rule 415 promulgated under the Securities Act of 1933, as amended (the “Securities Act”), including, without limitation, sales made directly on the Nasdaq Stock Market LLC (“Nasdaq”) or into any other existing trading market for our common stock. Jefferies is not required to sell any specific amount of securities but will act as our sales agent using commercially reasonable efforts consistent with its normal trading and sales practices to sell on our behalf all of the common stock requested to be sold by us on mutually agreed terms between Jefferies and us. There is no arrangement for funds to be received in any escrow, trust or similar arrangement.
Jefferies will be entitled to compensation at a fixed commission rate of 3.0% of the gross proceeds from the sale of our common stock on our behalf pursuant to the sale agreement. In connection with the sale of the common stock on our behalf, Jefferies may be deemed to be an “underwriter” within the meaning of the Securities Act, and the compensation of Jefferies may be deemed to be underwriting commissions or discounts. We have agreed to provide indemnification and contribution to Jefferies against certain civil liabilities, including liabilities under the Securities Act or the Securities Exchange Act of 1934, as amended (the “Exchange Act”). We may also sell some or all of the shares of common stock to the sales agent as principal for its own account at a price agreed upon at the time of sale.
Our common stock is listed on The Nasdaq Capital Market under the symbol “KA.” The last reported sale price of our common stock on February 8, 2023 was $7.92 per share.
As of February 7, 2023, the aggregate market value of our outstanding common stock held by non-affiliates, or public float, was approximately $54.0 million, based on 8,317,798 shares of outstanding common stock, of which approximately 1,834,600 shares were held by affiliates, and a price of $8.33 per share, which was the price at which our common stock was last sold on The Nasdaq Capital Market on such date. We have not offered any securities pursuant to General Instruction I.B.6 of Form S-3 during the prior 12-calendar-month period that ends on and includes the date of this prospectus supplement other than 30,905 shares of common stock sold under the Open Market Sale AgreementSM dated December 3, 2021 with Jefferies during the six months ended June 30, 2022 for aggregate net proceeds to the Company of approximately $0.4 million. Accordingly, based on the foregoing, we are currently eligible under General Instruction I.B.6 of Form S-3 to offer and sell shares of our common stock having an aggregate offering price of up to $17,606,380.89. As a result of these limitations, the current public float of our common stock and prior sales of securities pursuant to General Instruction I.B.6 of Form S-3 in the twelve months preceding the date hereof, and in accordance with the terms of the sale agreement, we may offer and sell shares of our common stock having an aggregate offering price of up to $17,500,000 from time to time through Jefferies, acting as our sales agent.
Investing in our securities involves significant risks. You should review carefully the “Risk Factors” beginning on page S-4 of this prospectus supplement, page 3 of the accompanying prospectus, and under similar headings in the other documents that are incorporated by reference into this prospectus supplement before investing in our securities.
Neither the Securities and Exchange Commission nor any state securities commission has approved or disapproved of these securities or passed upon the adequacy or accuracy of this prospectus supplement. Any representation to the contrary is a criminal offense.
Jefferies
The date of this prospectus supplement is February 10, 2023