Eli Casdin - 05 Jan 2024 Form 4 Insider Report for SomaLogic, Inc.

Footnote F1

On October 4, 2023, SomaLogic, Inc., a Delaware corporation (the "Company") entered into the Agreement and Plan of Merger (the "Merger Agreement"), with Standard BioTools Inc., a Delaware corporation ("Parent"), and Martis Merger Sub, Inc., a Delaware corporation and a wholly owned Subsidiary of Parent (the "Merger Sub"). Pursuant to the Merger Agreement, on January 5, 2024, Merger Sub merged with and into the Company, with the Company surviving as a wholly-owned subsidiary of Parent (the "Merger").

Footnote F2

(Continued from Footnote 1) At the effective time of the Merger (the "Effective Time"), each share of the Company's common stock, par value $0.0001 per share (the "Company Common Stock"), was converted into the right to receive 1.11 shares (the "Exchange Ratio") of the Parent's common stock, par value $0.001(the "Parent Common Stock") and cash in lieu of fractional shares of the Parent Common Stock.

Footnote F3

The shares are held of record by CMLS Holdings II LLC ("CMLS Holdings II"). The Board of Managers of CMLS Holdings II includes Mr. Casdin, who, as a member of the Board of Managers of CMLS Holdings II, shares voting and investment discretion with respect to the common stock held by CMLS Holdings II. Mr. Casdin may be deemed to have or share beneficial ownership of the securities held by CMLS Holdings II, which include such shares and the warrants referenced in Table II.

Footnote F4

The securities are owned directly by Casdin Partners Master Fund, LP (the "Master Fund") and may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to the Master Fund, (ii) Casdin Partners GP, LLC, the general partner of the Master Fund, and (iii) Eli Casdin, the managing member of Casdin Capital, LLC and Casdin Partners GP, LLC.

Footnote F5

The shares held by Casdin Private Growth Equity Fund, L.P. may be deemed to be indirectly beneficially owned by (i) Casdin Capital, LLC, the investment adviser to Casdin Private Growth Equity Fund, L.P., (ii) Casdin Private Growth Equity GP, LLC, the general partner of Casdin Private Growth Equity Fund, L.P., and (iii) Eli Casdin, the managing member of Casdin Capital, LLC and Casdin Private Growth Equity GP, LLC.

Footnote F6

The option vested as to 1/4th of the total grant on February 19, 2022, and thereafter 1/36th of the total grant vests monthly until such time as the option is 100% vested, subject to the continued service of the Reporting Person on each vesting date.

Footnote F7

Pursuant to the Merger Agreement, each option to purchase Company Common Stock (a "Company Option"), whether vested or unvested, that was outstanding immediately prior to the Effective Time, was converted into an option to acquire the number of shares of Parent Common Stock equal to the product of (i) the number of shares subject to such Company Option as of immediately prior to the Effective Time, multiplied by (ii) the Exchange Ratio, rounded down to the nearest whole number of shares of the Parent Common Stock, at an exercise price per share equal to the quotient obtained by dividing the per share exercise price of the Company Option by the Exchange Ratio, rounded up to the nearest whole cent. Each such Company Option shall continue to have, and be subject to, the same terms and conditions applicable to such Company Option immediately prior to the Effective Time, including vesting terms and provisions.

Footnote F8

The option vested as to 1/4th of the total grant on October 27, 2022, and thereafter 1/36th of the total grant vests monthly until such time as the option is 100% vested, subject to the continued service of the Reporting Person on each vesting date.

Footnote F9

The option is fully vested and exercisable.

Footnote F10

The option shall be 100% vested on March 17, 2024, subject to the continued service of the Reporting Person on such vesting date.

Footnote F11

Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of the Company Common Stock upon settlement for no consideration.

Footnote F12

The RSUs shall be 100% vested on March 17, 2024, subject to the continued service of the Reporting Person on such vesting date.

Footnote F13

Pursuant to the Merger Agreement, each RSU convertible into shares of Company Common Stock (a "Company RSU") that was outstanding immediately prior to the Effective Time, was converted into an RSU to acquire the number of shares of Parent Common Stock equal to the to the product of (i) the number of shares subject to such Company RSU as of immediately prior to the Effective Time, multiplied by (ii) the Exchange Ratio, with the resulting number of shares of Parent Common Stock rounded to the next nearest whole share. Except as noted above, each assumed Company RSU will continue to be governed by the same terms and conditions, including vesting terms and provision, as were applicable to such Company RSU immediately prior to the Effective Time.

Footnote F14

Each warrant is exercisable to purchase one share of Company Common Stock at a price of $11.50 per share, subject to adjustment, as described in the Issuer's Annual Report on Form 10-K, for the fiscal year ended December 31, 2022, filed with the Securities and Exchange Commission on March 28, 2023.

Footnote F15

Pursuant to the Merger Agreement, each warrant to purchase Company Common Stock was treated in accordance with its terms on and after the Effective Time and each warrant will convert into the right to receive, upon exercise of such warrant, the number of shares of Parent Common Stock equal to multiplying the number of shares of Company Common Stock subject to such warrant by the Exchange Ratio.