Spring Mountain Capital G.P., LLC - Oct 7, 2021 Form 3 Insider Report for IsoPlexis Corp (ISO)

Role: 10%+ Owner
Signature: Spring Mountain Capital G.P., LLC, by Gregory P. Ho, as Managing Member /s/Gregory P. Ho
Stock symbol: ISO
Transactions as of: Oct 7, 2021
Transactions value $: $0
Form type: 3
Date filed: 10/7/2021, 05:11 PM
Next filing: Oct 14, 2021

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
holding	ISO	Series A Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	861K		By SMC Growth Capital Partners II, LP	F1, F2
holding	ISO	Series A-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	318K		By SMC Growth Capital Partners II, LP	F1, F2
holding	ISO	Series A-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	699K		By SMC Private Equity Holdings, LP	F1, F3
holding	ISO	Series A-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	63.6K		By SMC Holdings II, LP	F1, F4
holding	ISO	Series B Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	589K		By SMC Growth Capital Partners II, LP	F1, F2
holding	ISO	Series B Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	428K		By SMC Private Equity Holdings, LP	F1, F3
holding	ISO	Series B-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	675K		By SMC Growth Capital Partners II, LP	F1, F2
holding	ISO	Series B-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	379K		By SMC Private Equity Holdings, LP	F1, F3
holding	ISO	Series C Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	632K		By SMC Growth Capital Partners II, LP	F1, F2
holding	ISO	Series C Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	199K		By SMC Private Equity Holdings, LP	F1, F3
holding	ISO	Series C-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	412K		By SMC Growth Capital Partners II, LP	F1, F2
holding	ISO	Series C-2 Redeemable Convertible Preferred Stock							Oct 7, 2021	Common Stock	412K		By SMC Private Equity Holdings, LP	F1, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Shares of Series A Redeemable Convertible Preferred Stock, par value $0.001, of the Issuer, Series A-2 Redeemable Convertible Preferred Stock, par value $0.001, of the Issuer, Series B Redeemable Convertible Preferred Stock, par value $0.001, of the Issuer, Series B-2 Redeemable Convertible Preferred Stock, par value $0.001, of the Issuer, Series C Redeemable Convertible Preferred Stock, par value $0.001, of the Issuer and Series C-2 Redeemable Convertible Preferred Stock, par value $0.001, of the Issuer (collectively, the "Preferred Stock") convert on a one-for-eight basis into shares of Common Stock of the Issuer at the option of the holder at any time and convert automatically upon the closing of the Issuer's initial public offering (the "IPO"). The Preferred Stock has no expiration date.
F2	The securities are directly held by SMC Growth Capital Partners II, LP ("GCII"). SMC Growth Capital II GP, LLC, a Delaware limited liability company ("GCII GP"), is the general partner of GCII, and Spring Mountain Capital G.P., LLC, a Delaware limited liability company ("SMC GP"), is the managing member of GCII GP. John L. Steffens and Gregory P. Ho each serves as a managing member of SMC GP. Each of GCII GP, SMC GP, Mr. Steffens and Mr. Ho may be deemed to indirectly hold the securities held by GCII. GCII holds voting and dispositive power over the securities it holds. Each of Mr. Steffens, Mr. Ho, GCII GP and SMC GP disclaims beneficial ownership of these securities, except to the extent of their respective pecuniary interests therein.
F3	The securities are directly held by SMC Private Equity Holdings, LP ("PEH"). SMC Private Equity Holdings G.P., LLC, a Delaware limited liability company ("PEH GP"), is the general partner of PEH, and SMC GP is the managing member of PEH GP. Mr. Steffens and Mr. Ho each serves as a managing member of SMC GP. Each of PEH GP, SMC GP, Mr. Steffens and Mr. Ho may be deemed to indirectly hold the securities held by PEH. PEH holds voting and dispositive power over the securities it holds. Each of Mr. Steffens, Mr. Ho, PEH GP and SMC GP disclaims beneficial ownership of these securities, except to the extent of their respective pecuniary interests therein.
F4	The securities are directly held by SMC Holdings II, LP ("Holdings"). SMC Holdings II G.P., LLC, a Delaware limited liability company ("Holdings GP"), is the general partner of Holdings. Mr. Steffens and Mr. Ho each serves as a managing member of Holdings GP. Each of Holdings GP, Mr. Steffens and Mr. Ho may be deemed to indirectly hold the securities held by Holdings. Holdings holds voting and dispositive power over the securities it holds. Each of Mr. Steffens, Mr. Ho and Holdings GP disclaims beneficial ownership of these securities, except to the extent of their respective pecuniary interests therein.