SEC FORM 3

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SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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1. Name and Address of Reporting Person^*

Foresite Capital Management IV, LLC

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
02/04/2026

3. Issuer Name and Ticker or Trading Symbol
Eikon Therapeutics, Inc. [ EIKN ]

4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

Director	X	10% Owner
Officer (give title below)		Other (specify below)

5. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

	Form filed by One Reporting Person
X	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
Series A Preferred Stock	⁽¹⁾	⁽¹⁾	Common Stock	1,340,878	⁽¹⁾	I	See footnote⁽²⁾
Series A-1 Preferred Stock	⁽³⁾	⁽³⁾	Common Stock	335,521	⁽³⁾	I	See footnote⁽²⁾
Series A-1 Preferred Stock	⁽³⁾	⁽³⁾	Common Stock	697,885	⁽³⁾	I	See footnote⁽⁴⁾
Series A-1 Preferred Stock	⁽³⁾	⁽³⁾	Common Stock	348,942	⁽³⁾	I	See footnote⁽⁵⁾
Series B-1 Preferred Stock	⁽⁶⁾	⁽⁶⁾	Common Stock	37,855	⁽⁶⁾	I	See footnote⁽²⁾
Series B-1 Preferred Stock	⁽⁶⁾	⁽⁶⁾	Common Stock	37,855	⁽⁶⁾	I	See footnote⁽⁴⁾
Series B-1 Preferred Stock	⁽⁶⁾	⁽⁶⁾	Common Stock	37,855	⁽⁶⁾	I	See footnote⁽⁵⁾
Series B-1 Preferred Stock	⁽⁶⁾	⁽⁶⁾	Common Stock	408,725	⁽⁶⁾	I	See footnote⁽⁷⁾
Series C Preferred Stock	⁽⁸⁾	⁽⁸⁾	Common Stock	1,626	⁽⁸⁾	I	See footnote⁽⁴⁾
Series C Preferred Stock	⁽⁸⁾	⁽⁸⁾	Common Stock	922	⁽⁸⁾	I	See footnote⁽⁵⁾
Series C-1 Preferred Stock	⁽⁹⁾	⁽⁹⁾	Common Stock	67,207	⁽⁹⁾	I	See footnote⁽⁴⁾
Series C-1 Preferred Stock	⁽⁹⁾	⁽⁹⁾	Common Stock	38,133	⁽⁹⁾	I	See footnote⁽⁵⁾
Series D Preferred Stock	⁽¹⁰⁾	⁽¹⁰⁾	Common Stock	229,428	⁽¹⁰⁾	I	See footnote⁽²⁾
Series D Preferred Stock	⁽¹⁰⁾	⁽¹⁰⁾	Common Stock	458,855	⁽¹⁰⁾	I	See footnote⁽⁴⁾
Warrants	02/14/2025	02/14/2030	Common Stock	17,092	$43.59	I	See footnote⁽²⁾
Warrants	02/14/2025	02/14/2030	Common Stock	34,185	$43.59	I	See footnote⁽⁴⁾

1. Name and Address of Reporting Person^*

Foresite Capital Management IV, LLC

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital Fund IV, L.P.

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital Fund V, L.P.

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital Management V, LLC

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital Opportunity Fund V, L.P.

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital Opportunity Management V, LLC

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital VI-A, LLC

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

1. Name and Address of Reporting Person^*

Foresite Capital VI-A Management, LLC

(Last)

(First)

(Middle)

C/O FORESITE CAPITAL MANAGEMENT

9200 SUNSET BLVD SUITE 515

(Street)

WEST HOLLYWOOD

90069

(City)

(State)

(Zip)

Relationship of Reporting Person(s) to Issuer

Director	X	10% Owner
Officer (give title below)		Other (specify below)

Explanation of Responses:

1. The Series A Preferred Stock is convertible into Common Stock on a 1-for-7.4578 basis and has no expiration date. Upon the closing of the Issuer's initial public offering ("IPO"), all shares of Series A Preferred Stock will be converted into shares of Common Stock of the Issuer.

2. The shares are held by Foresite Capital Fund IV, L.P ("Fund IV"). Foresite Capital Management IV, LLC ("FCM IV") is the general partner of Fund IV and may be deemed to have sole voting and dispositive power over the securities held by Fund IV. James B. Tananbaum is the managing member of FCM IV and may be deemed to share voting and dispositive power over such securities. Each of the Reporting Persons disclaims the existence of a "group," as defined in Rule 13d-5 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), and, other than Fund IV, disclaims beneficial ownership of the shares held by Fund IV, except to the extent of such person's pecuniary interest in such securities.

3. The Series A-1 Preferred Stock is convertible into Common Stock on a 1-for-7.4578 basis and has no expiration date. Upon the closing of the Issuer's IPO, all shares of Series A-1 Preferred Stock will be converted into shares of Common Stock of the Issuer.

4. The shares are held by Foresite Capital Fund V, L.P. ("Fund V"). Foresite Capital Management V, LLC ("FCM V") is the general partner of Fund V and may be deemed to have sole voting and dispositive power over the securities held by Fund V. James B. Tananbaum is the managing member of FCM V and may be deemed to share voting and dispositive power over such securities. Each of the Reporting Persons disclaims the existence of a "group," as defined in Rule 13d-5 of the Exchange Act, and, other than Fund V, disclaims beneficial ownership of the shares held by Fund V, except to the extent of such person's pecuniary interest in such securities.

5. The shares are held by Foresite Capital Opportunity Fund V, L.P. ("Opportunity Fund V"). Foresite Capital Opportunity Management V, LLC ("FCOM V") is the general partner of Opportunity Fund V and may be deemed to have sole voting and dispositive power over the shares held by Opportunity Fund V. James B. Tananbaum is the managing member of FCOM V and may be deemed to share voting and dispositive power over such shares. Each of the Reporting Persons disclaims the existence of a "group," as defined in Rule 13d-5 of the Exchange Act, and, other than Opportunity Fund V, disclaims beneficial ownership of the shares held by Opportunity Fund V, except to the extent of such person's pecuniary interest in such securities.

6. The Series B-1 Preferred Stock is convertible into Common Stock on a 1-for-7.4578 basis and has no expiration date. Upon the closing of the Issuer's IPO, all shares of Series B-1 Preferred Stock will be converted into shares of Common Stock of the Issuer.

7. The shares are held by Foresite Capital VI-A, LLC ("Fund VI-A"). Foresite Capital VI-A Management, LLC ("FC VI-A Management") is the managing member of Fund VI-A and may be deemed to have sole voting and dispositive power over the shares held by Fund VI-A. James B. Tananbaum is the managing member of FC VI-A Management and may be deemed to share voting and dispositive power over such shares. Each of the Reporting Persons disclaims the existence of a "group," as defined in Rule 13d-5 of the Exchange Act, and, other than Fund VI-A, disclaims beneficial ownership of the shares held by Fund VI-A, except to the extent of such person's pecuniary interest in such securities.

8. The Series C Preferred Stock is convertible into Common Stock on a 1-for-7.4578 basis and has no expiration date. Upon the closing of the Issuer's IPO, all shares of Series C Preferred Stock will be converted into shares of Common Stock of the Issuer.

9. The Series C-1 Preferred Stock is convertible into Common Stock on a 1-for-7.4578 basis and has no expiration date. Upon the closing of the Issuer's IPO, all shares of Series C-1 Preferred Stock will be converted into shares of Common Stock of the Issuer.

10. The Series D Preferred Stock is convertible into Common Stock on a 1-for 7.4578 basis and has no expiration date. Upon the closing of the Issuer's IPO, all shares of Series D Preferred Stock will be converted into shares of Common Stock of the Issuer.

	Foresite Capital Fund IV, L.P., By: Foresite Capital Management IV, LLC, its General Partner, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital Management IV, LLC, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital Fund V, L.P., By: Foresite Capital Management V, LLC, its General Partner, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital Management V, LLC, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital Opportunity Fund V, L.P., By: Foresite Capital Opportunity Management V, LLC, its General Partner, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital Opportunity Management V, LLC, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital Fund VI-A, LLC, By: Foresite Capital VI-A Management, LLC, its General Partner, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	Foresite Capital VI-A Management, LLC, By: James B. Tananbaum, Managing Member /s/ James B. Tananbaum	02/04/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 5 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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