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Viking Global Opportunities Drawdown GP LLC

Disclosed activity across 1 company

Tapewire entity
93780
SEC CIK
0001993658

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Reported relationships

Latest disclosed role at each company.

No relationships currently tracked through insider filings.

Disclosed balances

About these balances

Latest available filing per company, not a reconstructed current portfolio. Matching sequences show the last reported balance with all source rows expandable; grouping alone does not establish account ownership. Do not add unresolved positions together. Filings may omit unchanged positions, and amendments may correct only part of an older disclosure. Jointly reported shares are not necessarily this owner's personal holdings.

No balances currently tracked through insider filings.

Past disclosures · reporting ended (1)

No longer tracked through insider filings. These historical balances do not imply present ownership or a zero position.

Section 16 reporting ended · disclosed 2024-02-28. Current position is not established by this disclosure.

Security / awardOwnership accountDisclosed shares / unitsDisclosure context
Common StockSEC Table I · non-derivativeIndirectSee Explanation of Responses0 Reported balance After 2024-02-26 transaction · row 1 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 1 · 2024-02-26 · Other · Disposed 4,899,144 · Balance 0

F1: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F2: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F3: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F4: These securities were held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F6: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Common StockSEC Table I · non-derivativeIndirectSee Explanation of Responses0 Reported balance After 2024-02-26 transaction · row 2 Joint disclosure: continuity of the reported position is unresolved; see ownership footnotes.
1 source row

Row 2 · 2024-02-26 · Other · Disposed 1,743,556 · Balance 0

F1: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F2: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F3: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F5: These securities were held directly by VGOD. Because of the relationship between VGOD Portfolio GP, VGOD GP, Opportunities Parent and VGOD, each of VGOD Portfolio GP, VGOD GP and Opportunities Parent may be deemed to beneficially own the securities held directly by VGOD.

F6: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Filing footnotes · ownership attribution and instrument terms

F1: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F2: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F3: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F4: These securities were held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F5: These securities were held directly by VGOD. Because of the relationship between VGOD Portfolio GP, VGOD GP, Opportunities Parent and VGOD, each of VGOD Portfolio GP, VGOD GP and Opportunities Parent may be deemed to beneficially own the securities held directly by VGOD.

F6: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Transaction history

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Purchases/sales include open-market and private transactions. Plan disclosure applies to the filing; individual rows may differ. “Not disclosed” is not “unplanned.”

The cutoff filters transaction history only. Company summaries and owner relationships show the latest available disclosures. Parser corrections can improve historical records.

Transaction dateCompanyActivity / securityShares / unitsReported priceReported valueDetails
February 26, 2024 Filed Feb 28, 2024 21:30 UTC RayzeBio, Inc. RYZB · Entity 93779 OtherCommon Stock 1,743,556 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-24-000814 · form4.xml · nonDerivative · entry 2

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 0

F1 · kind: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F1 · price: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F2 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F3 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F5 · ownership.nature: These securities were held directly by VGOD. Because of the relationship between VGOD Portfolio GP, VGOD GP, Opportunities Parent and VGOD, each of VGOD Portfolio GP, VGOD GP and Opportunities Parent may be deemed to beneficially own the securities held directly by VGOD.

F6 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Read SEC document
February 26, 2024 Filed Feb 28, 2024 21:30 UTC RayzeBio, Inc. RYZB · Entity 93779 OtherCommon Stock 4,899,144 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-24-000814 · form4.xml · nonDerivative · entry 1

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 0

F1 · kind: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F1 · price: Upon completion of the merger of the Issuer with a wholly-owned subsidiary of Bristol-Myers Squibb Company on February 26, 2024, these shares of common stock of the Issuer were automatically converted into the right to receive $62.50 per share in cash, without interest and subject to any applicable withholding of taxes.

F2 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F3 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F4 · ownership.nature: These securities were held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F6 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Read SEC document
September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionSeries D Convertible Preferred Stock · Derivative 1,285,223 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · derivative · entry 10

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 0

Underlying: Common Stock · 1,285,223 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F3 · price: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F3 · derivative.exercise_date: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F3 · derivative.expiration_date: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F7 · ownership.nature: These securities are held directly by VGOD. Because of the relationship between VGOD Portfolio GP, VGOD GP, Opportunities Parent and VGOD, each of VGOD Portfolio GP, VGOD GP and Opportunities Parent may be deemed to beneficially own the securities held directly by VGOD.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Read SEC document
September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionSeries D Convertible Preferred Stock · Derivative 2,609,392 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · derivative · entry 9

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 0

Underlying: Common Stock · 2,609,392 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · derivative.exercise_price: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F3 · price: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F3 · derivative.exercise_date: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F3 · derivative.expiration_date: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Read SEC document
September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionSeries C Convertible Preferred Stock · Derivative 432,254 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · derivative · entry 8

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 0

Underlying: Common Stock · 494,687 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · derivative.exercise_price: Each share of Series C Convertible Preferred Stock (the "Series C Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-1.14443753806379 basis. Upon the closing of the Issuer's initial public offering, the Series C Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series C Preferred Stock had no expiration date.

F2 · price: Each share of Series C Convertible Preferred Stock (the "Series C Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-1.14443753806379 basis. Upon the closing of the Issuer's initial public offering, the Series C Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series C Preferred Stock had no expiration date.

F2 · derivative.exercise_date: Each share of Series C Convertible Preferred Stock (the "Series C Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-1.14443753806379 basis. Upon the closing of the Issuer's initial public offering, the Series C Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series C Preferred Stock had no expiration date.

F2 · derivative.expiration_date: Each share of Series C Convertible Preferred Stock (the "Series C Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-1.14443753806379 basis. Upon the closing of the Issuer's initial public offering, the Series C Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series C Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionSeries B Convertible Preferred Stock · Derivative 864,509 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · derivative · entry 7

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 0

Underlying: Common Stock · 864,509 shares

Expires not disclosed

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · derivative.exercise_price: Each share of Series B Convertible Preferred Stock (the "Series B Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series B Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series B Preferred Stock had no expiration date.

F1 · price: Each share of Series B Convertible Preferred Stock (the "Series B Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series B Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series B Preferred Stock had no expiration date.

F1 · derivative.exercise_date: Each share of Series B Convertible Preferred Stock (the "Series B Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series B Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series B Preferred Stock had no expiration date.

F1 · derivative.expiration_date: Each share of Series B Convertible Preferred Stock (the "Series B Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series B Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series B Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 PurchaseCommon Stock 458,333 $18.00 $8,249,994.00
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · nonDerivative · entry 6

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 1,743,556

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F7 · ownership.nature: These securities are held directly by VGOD. Because of the relationship between VGOD Portfolio GP, VGOD GP, Opportunities Parent and VGOD, each of VGOD Portfolio GP, VGOD GP and Opportunities Parent may be deemed to beneficially own the securities held directly by VGOD.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionCommon Stock 1,285,223 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · nonDerivative · entry 5

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 1,285,223

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F7 · ownership.nature: These securities are held directly by VGOD. Because of the relationship between VGOD Portfolio GP, VGOD GP, Opportunities Parent and VGOD, each of VGOD Portfolio GP, VGOD GP and Opportunities Parent may be deemed to beneficially own the securities held directly by VGOD.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 PurchaseCommon Stock 930,556 $18.00 $16,750,008.00
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · nonDerivative · entry 4

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 4,899,144

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionCommon Stock 2,609,392 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · nonDerivative · entry 3

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 3,968,588

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F3 · price: Each share of Series D Convertible Preferred Stock (the "Series D Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series D Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series D Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionCommon Stock 494,687 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · nonDerivative · entry 2

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 1,359,196

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F2 · price: Each share of Series C Convertible Preferred Stock (the "Series C Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-1.14443753806379 basis. Upon the closing of the Issuer's initial public offering, the Series C Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series C Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

Read SEC document
September 19, 2023 Filed Sep 21, 2023 21:00 UTC RayzeBio, Inc. RYZB · Entity 93779 ConversionCommon Stock 864,509 Not disclosed Not disclosed
Disclosure

SEC source: 0000905148-23-000959 · form4.xml · nonDerivative · entry 1

VIKING GLOBAL INVESTORS LP · CIK 0001103804 · 10% owner

Viking Global Opportunities Parent GP LLC · CIK 0001886738 · 10% owner

Viking Global Opportunities Drawdown GP LLC · CIK 0001993658 · 10% owner

Viking Global Opportunities Drawdown Portfolio GP LLC · CIK 0001993522 · 10% owner

Viking Global Opportunities Drawdown (Aggregator) LP · CIK 0001993659 · 10% owner

HALVORSEN OLE ANDREAS · CIK 0001133006 · 10% owner

Ott David C. · CIK 0001621842 · 10% owner

Shabet Rose Sharon · CIK 0001711393 · 10% owner

Joint disclosure: these amounts are not allocated separately to each reporting owner.

10b5-1 filing: No plan indicated

Ownership: Indirect · See Explanation of Responses

Disclosed balance after: 864,509

Exercise/conversion can include RSU settlement. Transaction price and option strike are different fields; a missing price is not zero. Derivative and underlying rows can describe the same event.

F1 · price: Each share of Series B Convertible Preferred Stock (the "Series B Preferred Stock") was convertible into shares of Common Stock of the Issuer on a one-for-one basis. Upon the closing of the Issuer's initial public offering, the Series B Preferred Stock was converted into the number of shares of Common Stock of the Issuer shown in column 7 of Table II. The Series B Preferred Stock had no expiration date.

F4 · ownership.nature: Andreas Halvorsen, David C. Ott and Rose S. Shabet are Executive Committee members of certain management entities, including Viking Global Partners LLC, the general partner of Viking Global Investors LP ("VGI"), and Viking Global Opportunities Parent GP LLC ("Opportunities Parent"), the sole member of Viking Global Opportunities GP LLC ("Opportunities GP"), the sole member of Viking Global Opportunities Portfolio GP LLC ("Opportunities Portfolio GP"), the general partner of Viking Global Opportunities Illiquid Investments Sub-Master LP ("Opportunities Fund"). Opportunities Parent is also the sole member of Viking Global Opportunities Drawdown GP LLC ("VGOD GP"), the sole member of Viking Global Opportunities Drawdown Portfolio GP LLC ("VGOD Portfolio GP"), the general partner of Viking Global Opportunities Drawdown (Aggregator) LP ("VGOD").

F5 · ownership.nature: VGI provides managerial services to various investment funds and vehicles, including Opportunities Fund and VGOD. VGI, Opportunities Parent, Opportunities GP, Opportunities Portfolio GP, Opportunities Fund, VGOD GP, VGOD Portfolio GP, VGOD, Mr. Halvorsen, Mr. Ott and Ms. Shabet are, collectively, the "Reporting Persons". Each of VGI, Opportunities Parent, Mr. Halvorsen, Mr. Ott and Ms. Shabet may be deemed to beneficially own all of the securities reported on this form.

F6 · ownership.nature: These securities are held directly by Opportunities Fund. Because of the relationship between Opportunities Portfolio GP, Opportunities GP, Opportunities Parent and Opportunities Fund, each of Opportunities Portfolio GP, Opportunities GP and Opportunities Parent may be deemed to beneficially own the securities held directly by Opportunities Fund.

F8 · ownership.nature: The Reporting Persons disclaim beneficial ownership of these securities except to the extent of their pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership of the reported securities for purposes of Section 16 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), or for any other purpose.

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Value uses the disclosed total when available, otherwise shares × reported transaction price. It is not an estimate of exercise cash cost or investment performance.