In October 2018, we issued and sold 1,586 ordinary shares to FitLinxx, Inc. at a per share purchase price of $611.63 for aggregate gross consideration of $970,000 in satisfaction of the conversion of part of the principal amount outstanding under an acquisition note issued in 2016, or the acquisition note.
In November 2018, we issued and sold an aggregate of 474 ordinary shares, consisting of 237 ordinary shares to Ron Zwanziger and 237 ordinary shares to Willard L. Umphrey, at a per share purchase price of $1,269.28 for aggregate gross consideration of $602,000.
In April 2019, we issued and sold 1,587 ordinary shares to FitLinxx, Inc. at a per share purchase price of $611.63 for aggregate gross consideration of $971,000 in satisfaction of the conversion of the remaining amount outstanding under the acquisition note.
In October 2019, we issued 1,214 ordinary shares to the then-shareholders of SureSensors Ltd. in partial consideration for the acquisition of the shares of SureSensors Ltd. from the shareholders.
(b) Warrant Issuances
In September 2019, we issued warrants to Kennedy Lewis Capital Partners Fund Master Fund LP and certain other lenders to purchase up to 2,284 ordinary shares at an exercise price of $1,459.89 per ordinary share in connection with the issuance of the 11.5% loan notes in September 2019 (as further described in paragraph (c) below).
In July 2020, we agreed to issue to certain investors warrants to purchase up to an aggregate of 16,528 common shares at an exercise price of $1,793.38 per common share.
In October 2020, we agreed to issue to Jefferies, the lender under the Senior Secured Loan, warrants to purchase up to 1,000 common shares at an exercise price equal to either (i) if completion of this offering occurs on or before 31 January 2021, a price equal to the price per common share issued pursuant to this offering (before deducting underwriting discounts, commissions and expenses) less a discount of 20% or (ii) if completion of this offering has not occurred on or before 31 January 2021, $4,644.969 per common share.
Our shareholders have also authorized us to issue up to 3,000 additional warrants to purchase common shares, at an exercise price to be determined by the board of directors, in connection with any incremental term loans to be entered into by us.
(c) Notes Issuances
In February 2017, one of our subsidiaries, LumiraDx Investment Limited issued and sold senior secured loan notes to certain investors in a private placement for an aggregate of $15.0 million, or the 7.75% notes. The 7.75% notes accrued interest at a base interest rate of the sum of: (i) the greater of (a) LIBOR, or (b) 1%, and (ii) 7.75%. LumiraDx Investment Limited redeemed the 7.75% notes in September 2019.
In February 2018, we issued and sold unsecured subordinated loan notes to certain investors in a private placement for an aggregate principal amount of $38.3 million, or the 12% notes. The 12% notes accrued interest at a rate of 12% per year and were redeemed between August and November 2018. In connection with the redemption, the company converted $35.4 million of principal and $4.3 million of interest into 31,164 preferred shares.
In September 2019, LumiraDx Investment Limited issued and sold senior loan notes, or the 11.5% loan notes, to Kennedy Lewis Capital Partners Fund I LP and certain other lenders for an aggregate of $40.0 million. The senior secured loan notes accrued interest at a rate of 11.5% per year and were due to mature in September 2023. The 11.5% loan notes were prepaid in full in October 2020.
In October 2019, we issued an unsecured loan note in the amount of $18.0 million to the BMGF, or the unsecured loan. The unsecured loan accrues interest at a rate of 2% per year and matures in October 2024.
From October 2019 to January 2020, we issued and sold convertible loan notes to certain investors in a private placement for an aggregate principal amount of $75.2 million, or the 5% notes. The 5% notes accrue interest at a rate of 5% per year and will convert into common shares at a price per share of $1,793.38 upon the completion of this offering.
In July 2020, we issued and sold convertible loan notes to certain investors in a private placement for an aggregate principal amount of approximately $74.3 million, or the 10% notes. The 10% notes accrue interest at a rate of 10%
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