Serge Saxonov - 05 Jan 2026 Form 4 Insider Report for 10x Genomics, Inc. (TXG)

Reporting relationship: Chief Executive Officer, Director
Issuer ticker: TXG
Reported as of: 05 Jan 2026
Net transaction value: +$60,000
SEC form: 4
Accepted by SEC: 07 Jan 2026, 16:52:55 UTC
Prior SEC filing: 25 Nov 2025
Next SEC filing: 25 Feb 2026
Source filing: View source filing
Reporting owner signature: /s/ Serge Saxonov

Key filing fact

Serge Saxonov filed Form 4 for 10x Genomics, Inc. (TXG) on 07 Jan 2026.

Key facts

This page summarizes Serge Saxonov's Form 4 filing for 10x Genomics, Inc. (TXG).
3 reported transactions and 2 derivative rows are listed below.
Accepted by SEC: 07 Jan 2026, 16:52.

Change

Previous filing in this sequence was filed on 25 Nov 2025.
Current net transaction value: +$60,000.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001786720 Primary reporting owner

Saxonov Serge

Relationship: Chief Executive Officer, Director
Address: 10X GENOMICS, INC., 6230 STONERIDGE MALL ROAD, PLEASANTON
Signature: /s/ Serge Saxonov
Signature date: 07 Jan 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

TXG transaction

Class A Common Stock

Options Exercise

Transaction value: $60,000
Shares: +50,000
Change %: +4.9%
Price: $1.20
Shares after: 1,071,556
Date: 05 Jan 2026
Ownership: Direct

TXG holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 27
Date: 05 Jan 2026
Ownership: See footnote
Footnotes: F1

TXG holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 213,250
Date: 05 Jan 2026
Ownership: See footnote
Footnotes: F2

TXG holding

Class A Common Stock

No transaction description listed

Transaction value
Shares
Change %
Price
Shares after: 58,000
Date: 05 Jan 2026
Ownership: See footnote
Footnotes: F3

Reported derivative securities

Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.

TXG transaction Derivative

Stock Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -17,463
Change %: -100%
Price: $0.000000
Shares after: 0
Date: 05 Jan 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 17,463
Exercise price: $1.20
Footnotes: F4

TXG transaction Derivative

Stock Option (right to buy)

Options Exercise

Transaction value: $0
Shares: -32,537
Change %: -16%
Price: $0.000000
Shares after: 173,600
Date: 05 Jan 2026
Ownership: Direct
Underlying class: Class A Common Stock
Underlying amount: 32,537
Exercise price: $1.20
Footnotes: F4

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 4 footnotes

Footnote F1

The shares are held by the Andromeda Trust, for which the Reporting Person serves as trustee.

Footnote F2

The shares are held by the Y/S Descendants' Trust, for which the Reporting Person serves as trustee.

Footnote F3

The shares are held by the Y/S Pot Trust, for which the Reporting Person serves as trustee.

Footnote F4

All of the shares subject to the option are fully vested and exercisable as of the date hereof.