NMRA

Neumora Therapeutics, Inc.

Export transactions ↓

Tapewire entity: 6115
SEC CIK: 0001885522
Parsed reports: 118

Last 12 months

Inside the activity.

0 purchase rows · 16 sale rows

Disclosed non-derivative P/S rows, by transaction month. Includes amendments and private transactions.

Nov

Dec

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Monthly counts

Month	Purchases	Sales
Nov 2025	0	1
Dec 2025	0	0
Jan 2026	0	0
Feb 2026	0	4
Mar 2026	0	0
Apr 2026	0	0
May 2026	0	0
Jun 2026	0	0
Jul 2026	0	0
Aug 2026	0	11
Sep 2026	0	0
Oct 2026	0	0

Latest available

Insider transactions

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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 date	Owner / reported role	Activity / security	Shares / units	Reported price	Reported value	Details
November 10, 2023 Filed Nov 14, 2023 00:00 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	11,844	$11.37	$134,666.28	Disclosure SEC source: 0001062993-23-020712 · form4.xml · nonDerivative · entry 4 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,090,766 F4 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.62 to $11.61, inclusive. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
November 09, 2023 Filed Nov 14, 2023 00:01 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	31,079	$10.53	$327,261.87	Disclosure SEC source: 0001062993-23-020714 · form4.xml · nonDerivative · entry 3 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,078,922 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.445 to $10.7975, inclusive. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
November 09, 2023 Filed Nov 14, 2023 00:00 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	31,079	$10.53	$327,261.87	Disclosure SEC source: 0001062993-23-020712 · form4.xml · nonDerivative · entry 3 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,078,922 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.445 to $10.7975, inclusive. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
November 08, 2023 Filed Nov 14, 2023 00:01 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	23,124	$11.79	$272,631.96	Disclosure SEC source: 0001062993-23-020714 · form4.xml · nonDerivative · entry 2 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,047,843 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.5007 to $12.00, inclusive. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
November 08, 2023 Filed Nov 14, 2023 00:01 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	69,127	$10.78	$745,189.06	Disclosure SEC source: 0001062993-23-020714 · form4.xml · nonDerivative · entry 1 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,024,719 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.50 to $11.4891, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2), (3), (4) and (5) to this Form 4. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
November 08, 2023 Filed Nov 14, 2023 00:00 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	23,124	$11.79	$272,631.96	Disclosure SEC source: 0001062993-23-020712 · form4.xml · nonDerivative · entry 2 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,047,843 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.5007 to $12.00, inclusive. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
November 08, 2023 Filed Nov 14, 2023 00:00 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	69,127	$10.78	$745,189.06	Disclosure SEC source: 0001062993-23-020712 · form4.xml · nonDerivative · entry 1 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 4,024,719 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.50 to $11.4891, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2), (3), (4) and (5) to this Form 4. F6 · ownership.nature: Beneficial ownership consists of 4,096,197 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F7 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
November 07, 2023 Filed Nov 8, 2023 00:00 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	30,192	$11.50	$347,208.00	Disclosure SEC source: 0001062993-23-020280 · form4.xml · nonDerivative · entry 3 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,955,592 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.34 to $11.67, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,955,592 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
November 07, 2023 Filed Nov 7, 2023 23:59 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	30,192	$11.50	$347,208.00	Disclosure SEC source: 0001062993-23-020279 · form4.xml · nonDerivative · entry 3 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,955,592 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.34 to $11.67, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,955,592 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
November 06, 2023 Filed Nov 8, 2023 00:00 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	43,082	$11.55	$497,597.10	Disclosure SEC source: 0001062993-23-020280 · form4.xml · nonDerivative · entry 2 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,925,400 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.34 to $11.99, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,955,592 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
November 06, 2023 Filed Nov 7, 2023 23:59 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	43,082	$11.55	$497,597.10	Disclosure SEC source: 0001062993-23-020279 · form4.xml · nonDerivative · entry 2 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,925,400 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.34 to $11.99, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,955,592 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
November 03, 2023 Filed Nov 8, 2023 00:00 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	22,420	$11.38	$255,139.60	Disclosure SEC source: 0001062993-23-020280 · form4.xml · nonDerivative · entry 1 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,882,318 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.08 to $11.82, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2) and (3) to this Form 4. F4 · ownership.nature: Beneficial ownership consists of 3,955,592 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
November 03, 2023 Filed Nov 7, 2023 23:59 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	22,420	$11.38	$255,139.60	Disclosure SEC source: 0001062993-23-020279 · form4.xml · nonDerivative · entry 1 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,882,318 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.08 to $11.82, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2) and (3) to this Form 4. F4 · ownership.nature: Beneficial ownership consists of 3,955,592 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 29, 2023 Filed Sep 29, 2023 22:55 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	34,560	$13.98	$483,148.80	Disclosure SEC source: 0001062993-23-018633 · form4.xml · nonDerivative · entry 3 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,859,898 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.48 to $14.11, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,859,898 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 29, 2023 Filed Sep 29, 2023 22:53 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	34,560	$13.98	$483,148.80	Disclosure SEC source: 0001062993-23-018632 · form4.xml · nonDerivative · entry 3 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,859,898 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.48 to $14.11, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,859,898 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 28, 2023 Filed Sep 29, 2023 22:55 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	25,110	$13.69	$343,755.90	Disclosure SEC source: 0001062993-23-018633 · form4.xml · nonDerivative · entry 2 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,825,338 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.34 to $14.23, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,859,898 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 28, 2023 Filed Sep 29, 2023 22:55 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	16,841	$13.06	$219,943.46	Disclosure SEC source: 0001062993-23-018633 · form4.xml · nonDerivative · entry 1 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,800,228 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $12.34 to $13.33, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2) and (3) to this Form 4. F4 · ownership.nature: Beneficial ownership consists of 3,859,898 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 28, 2023 Filed Sep 29, 2023 22:53 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	25,110	$13.69	$343,755.90	Disclosure SEC source: 0001062993-23-018632 · form4.xml · nonDerivative · entry 2 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,825,338 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $13.34 to $14.23, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,859,898 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 28, 2023 Filed Sep 29, 2023 22:53 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	16,841	$13.06	$219,943.46	Disclosure SEC source: 0001062993-23-018632 · form4.xml · nonDerivative · entry 1 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,800,228 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $12.34 to $13.33, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2) and (3) to this Form 4. F4 · ownership.nature: Beneficial ownership consists of 3,859,898 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 27, 2023 Filed Sep 28, 2023 00:19 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	24,504	$12.31	$301,644.24	Disclosure SEC source: 0001062993-23-018548 · form4.xml · nonDerivative · entry 2 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,783,387 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.94 to $12.68, inclusive. F3 · ownership.nature: Beneficial ownership consists of 3,783,387 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F4 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 27, 2023 Filed Sep 28, 2023 00:18 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	24,504	$12.31	$301,644.24	Disclosure SEC source: 0001062993-23-018547 · form4.xml · nonDerivative · entry 2 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,783,387 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.94 to $12.68, inclusive. F3 · ownership.nature: Beneficial ownership consists of 3,783,387 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F4 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 26, 2023 Filed Sep 28, 2023 00:19 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	34,000	$11.73	$398,820.00	Disclosure SEC source: 0001062993-23-018548 · form4.xml · nonDerivative · entry 1 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,758,883 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.32 to $12.04, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4. F3 · ownership.nature: Beneficial ownership consists of 3,783,387 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F4 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 26, 2023 Filed Sep 28, 2023 00:18 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	34,000	$11.73	$398,820.00	Disclosure SEC source: 0001062993-23-018547 · form4.xml · nonDerivative · entry 1 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,758,883 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.32 to $12.04, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) and (2) to this Form 4. F3 · ownership.nature: Beneficial ownership consists of 3,783,387 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F4 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 25, 2023 Filed Sep 26, 2023 01:38 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	29,967	$11.65	$349,115.55	Disclosure SEC source: 0001062993-23-018469 · form4.xml · nonDerivative · entry 3 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,724,883 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.50 to $12.14, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,724,883 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 25, 2023 Filed Sep 26, 2023 01:38 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	30,773	$10.80	$332,348.40	Disclosure SEC source: 0001062993-23-018469 · form4.xml · nonDerivative · entry 2 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,694,916 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.50 to $11.49, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,724,883 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 25, 2023 Filed Sep 26, 2023 01:37 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	29,967	$11.65	$349,115.55	Disclosure SEC source: 0001062993-23-018468 · form4.xml · nonDerivative · entry 3 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,724,883 F3 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $11.50 to $12.14, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,724,883 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 25, 2023 Filed Sep 26, 2023 01:37 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	30,773	$10.80	$332,348.40	Disclosure SEC source: 0001062993-23-018468 · form4.xml · nonDerivative · entry 2 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,694,916 F2 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.50 to $11.49, inclusive. F4 · ownership.nature: Beneficial ownership consists of 3,724,883 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 22, 2023 Filed Sep 26, 2023 01:38 UTC	ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner	PurchaseCommon Stock	40,000	$11.14	$445,600.00	Disclosure SEC source: 0001062993-23-018469 · form4.xml · nonDerivative · entry 1 ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,664,143 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.50 to $11.48, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1), (2), and (3) to this Form 4. F4 · ownership.nature: Beneficial ownership consists of 3,724,883 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the investment committee members continue to have an indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting persons with respect to the issuer on September 20, 2023. Read SEC document
September 22, 2023 Filed Sep 26, 2023 01:37 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	40,000	$11.14	$445,600.00	Disclosure SEC source: 0001062993-23-018468 · form4.xml · nonDerivative · entry 1 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,664,143 F1 · price: The price reported in Column 4 is a weighted average price. These shares were purchased in multiple transactions at prices ranging from $10.50 to $11.48, inclusive. The reporting person undertakes to provide to NMRA, any security holder of NMRA, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1),(2), and (3) to this Form 4. F4 · ownership.nature: Beneficial ownership consists of 3,724,883 shares of common stock held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Kristina Burow is a member of the investment committee of AVP XII LLC (the AVP XII LLC Committee Member). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and the AVP XII LLC Committee Member may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Member disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. F5 · ownership.nature: As of the date hereof, in addition to securities owned by AVF XII, the reporting person continues to have a direct pecuniary interest and indirect pecuniary interest in securities of the issuer as reported on a Form 4 filed by the reporting person with respect to the issuer on September 20, 2023. Read SEC document
September 19, 2023 Filed Sep 20, 2023 01:47 UTC	Gosebruch Henry ODirector · President & CEO	PurchaseCommon Stock	15,000	$12.62	$189,370.50	Disclosure SEC source: 0001610717-23-000290 · form4.xml · nonDerivative · entry 1 Gosebruch Henry O · CIK 0001659625 · Director · President & CEO 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 15,000 F1 · price: The price reported in Column 4 is a weighted average price. The shares were purchased in multiple transactions at prices ranging from $12.465 to $12.65, inclusive. The Reporting Person hereby undertakes to provide to the Securities and Exchange Commission staff, the Issuer, or a security holder of the Issuer, upon request, full information regarding the number of shares purchased at each respective price within the range set forth in this footnote. F2 · ownership.nature: Shares held by HG4KYC TRUST, of which Reporting Person is trustee. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionSeries B Preferred Stock · Derivative	2,124,143	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · derivative · entry 13 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 0 Underlying: Common Stock · 2,124,143 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F8 · ownership.nature: Represents shares held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. AVP XII LLC Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionSeries A-2 Preferred Stock · Derivative	6,576,400	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · derivative · entry 12 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 0 Underlying: Common Stock · 6,576,400 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F6 · ownership.nature: Represents shares held directly by ARCH Venture Fund X Overage, L.P. (ARCH X Overage). ARCH Venture Partners X Overage, L.P. (AVP X Overage LP) is the sole general partner of ARCH X Overage. F7 · ownership.nature: ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of each of AVP X LP and AVP X Overage LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP X LLC (the AVP X Committee Members). AVP X LLC may be deemed to beneficially own the shares held by ARCH X and ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X and ARCH X Overage. AVP X Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionSeries A-2 Preferred Stock · Derivative	6,895,021	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · derivative · entry 11 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 0 Underlying: Common Stock · 6,895,021 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F5 · ownership.nature: Represents shares held directly by ARCH Venture Fund X, L.P. (ARCH X). ARCH Venture Partners X, L.P. (AVP X LP) is the sole general partner of ARCH X. F7 · ownership.nature: ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of each of AVP X LP and AVP X Overage LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP X LLC (the AVP X Committee Members). AVP X LLC may be deemed to beneficially own the shares held by ARCH X and ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X and ARCH X Overage. AVP X Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionSeries A-1 Preferred Stock · Derivative	1,144,973	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · derivative · entry 10 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 0 Underlying: Common Stock · 1,144,973 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F3 · ownership.nature: Represents shares held directly by ARCH Venture Fund VIII Overage, L.P. (ARCH VIII Overage). ARCH Venture Partners VIII, LLC (AVP VIII LLC) is the general partner of ARCH VIII Overage. Clinton Bybee, Keith Crandell and Robert Nelsen are the managing directors of AVP VIII LLC (the AVP VIII LLC Managing Directors). AVP VIII LLC may be deemed to beneficially own the shares held by ARCH VIII Overage, and each of the AVP VIII LLC Managing Directors may be deemed to share the power to direct the disposition and vote of the shares held by ARCH VIII Overage. AVP VIII LLC Managing Directors each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. The Reporting Person is a managing director at AVP VIII LLC and owns an interest in AVP VIII LLC but does not have voting or investment control over the shares held by ARCH VIII Overage. F4 · ownership.nature: The Reporting Person disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionSeries A-1 Preferred Stock · Derivative	684,167	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · derivative · entry 9 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 0 Underlying: Common Stock · 684,167 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F2 · ownership.nature: Represents shares held directly by ARCH Venture Fund VII, L.P. (ARCH VII). ARCH Venture Partners VII, L.P. (AVP VII LP) is the sole general partner of ARCH VII, and ARCH Venture Partners VII, LLC (AVP VII LLC) is the sole general partner of AVP VII LP. Clinton Bybee, Keith Crandell and Robert Nelsen are the managing directors of AVP VII LLC (AVP VII LLC Managing Directors). AVP VII LLC may be deemed to beneficially own the shares held by ARCH VII, and each of the AVP VII LLC Managing Directors may be deemed to share the power to direct the disposition and vote of the shares held by ARCH VII. AVP VII LLC Managing Directors each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. The Reporting Person is a managing director at AVP VII LLC and owns an interest in AVP VII LP but does not have voting or investment control over the shares held by ARCH VII. F4 · ownership.nature: The Reporting Person disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionSeries A-1 Preferred Stock · Derivative	13,620	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · derivative · entry 8 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 0 Underlying: Common Stock · 13,620 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	PurchaseCommon Stock	1,500,000	$17.00	$25,500,000.00	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 7 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 3,624,143 F8 · ownership.nature: Represents shares held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. AVP XII LLC Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionCommon Stock	2,124,143	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 6 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnote Disclosed balance after: 2,124,143 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F8 · ownership.nature: Represents shares held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. AVP XII LLC Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionCommon Stock	6,576,400	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 5 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 11,886,758 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F6 · ownership.nature: Represents shares held directly by ARCH Venture Fund X Overage, L.P. (ARCH X Overage). ARCH Venture Partners X Overage, L.P. (AVP X Overage LP) is the sole general partner of ARCH X Overage. F7 · ownership.nature: ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of each of AVP X LP and AVP X Overage LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP X LLC (the AVP X Committee Members). AVP X LLC may be deemed to beneficially own the shares held by ARCH X and ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X and ARCH X Overage. AVP X Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionCommon Stock	6,895,021	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 4 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 12,205,379 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F5 · ownership.nature: Represents shares held directly by ARCH Venture Fund X, L.P. (ARCH X). ARCH Venture Partners X, L.P. (AVP X LP) is the sole general partner of ARCH X. F7 · ownership.nature: ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of each of AVP X LP and AVP X Overage LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP X LLC (the AVP X Committee Members). AVP X LLC may be deemed to beneficially own the shares held by ARCH X and ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X and ARCH X Overage. AVP X Committee Members each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionCommon Stock	1,144,973	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 3 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 1,144,973 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F3 · ownership.nature: Represents shares held directly by ARCH Venture Fund VIII Overage, L.P. (ARCH VIII Overage). ARCH Venture Partners VIII, LLC (AVP VIII LLC) is the general partner of ARCH VIII Overage. Clinton Bybee, Keith Crandell and Robert Nelsen are the managing directors of AVP VIII LLC (the AVP VIII LLC Managing Directors). AVP VIII LLC may be deemed to beneficially own the shares held by ARCH VIII Overage, and each of the AVP VIII LLC Managing Directors may be deemed to share the power to direct the disposition and vote of the shares held by ARCH VIII Overage. AVP VIII LLC Managing Directors each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. The Reporting Person is a managing director at AVP VIII LLC and owns an interest in AVP VIII LLC but does not have voting or investment control over the shares held by ARCH VIII Overage. F4 · ownership.nature: The Reporting Person disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionCommon Stock	684,167	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 2 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Indirect · See Footnotes Disclosed balance after: 684,167 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F2 · ownership.nature: Represents shares held directly by ARCH Venture Fund VII, L.P. (ARCH VII). ARCH Venture Partners VII, L.P. (AVP VII LP) is the sole general partner of ARCH VII, and ARCH Venture Partners VII, LLC (AVP VII LLC) is the sole general partner of AVP VII LP. Clinton Bybee, Keith Crandell and Robert Nelsen are the managing directors of AVP VII LLC (AVP VII LLC Managing Directors). AVP VII LLC may be deemed to beneficially own the shares held by ARCH VII, and each of the AVP VII LLC Managing Directors may be deemed to share the power to direct the disposition and vote of the shares held by ARCH VII. AVP VII LLC Managing Directors each disclaim beneficial ownership except to the extent of their pecuniary interest therein, if any. The Reporting Person is a managing director at AVP VII LLC and owns an interest in AVP VII LP but does not have voting or investment control over the shares held by ARCH VII. F4 · ownership.nature: The Reporting Person disclaims beneficial ownership of such shares, except to the extent of any pecuniary interest therein. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:23 UTC	Burow KristinaDirector · 10% owner	ConversionCommon Stock	13,620	Not disclosed	Not disclosed	Disclosure SEC source: 0001610717-23-000291 · form4.xml · nonDerivative · entry 1 Burow Kristina · CIK 0001569248 · Director · 10% owner 10b5-1 filing: No plan indicated Ownership: Direct Disclosed balance after: 13,620 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	ConversionSeries B Preferred Stock · Derivative	2,124,143	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · derivative · entry 11 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 0 Underlying: Common Stock · 2,124,143 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F7 · ownership.nature: Represents shares held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	ConversionSeries A-2 Preferred Stock · Derivative	6,576,400	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · derivative · entry 10 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund X Overage, L.P. Disclosed balance after: 0 Underlying: Common Stock · 6,576,400 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F5 · ownership.nature: Represents shares held directly by ARCH Venture Fund X Overage, L.P. (ARCH X Overage). ARCH Venture Partners X Overage, L.P. (AVP X Overage LP) is the sole general partner of ARCH X Overage. F6 · ownership.nature: ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of each of AVP X LP and AVP X Overage LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP X LLC (the AVP X Committee Members). AVP X LLC may be deemed to beneficially own the shares held by ARCH X and ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X and ARCH X Overage. Each of AVP X LP, AVP X Overage LP, AVP X LLC and the AVP X Committee Members disclaims beneficial ownership of such shares except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	ConversionSeries A-2 Preferred Stock · Derivative	6,895,021	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · derivative · entry 9 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund X, L.P. Disclosed balance after: 0 Underlying: Common Stock · 6,895,021 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F4 · ownership.nature: Represents shares held directly by ARCH Venture Fund X, L.P. (ARCH X). ARCH Venture Partners X, L.P. (AVP X LP) is the sole general partner of ARCH X. F6 · ownership.nature: ARCH Venture Partners X, LLC (AVP X LLC) is the sole general partner of each of AVP X LP and AVP X Overage LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP X LLC (the AVP X Committee Members). AVP X LLC may be deemed to beneficially own the shares held by ARCH X and ARCH X Overage, and each of the AVP X Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH X and ARCH X Overage. Each of AVP X LP, AVP X Overage LP, AVP X LLC and the AVP X Committee Members disclaims beneficial ownership of such shares except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	ConversionSeries A-1 Preferred Stock · Derivative	1,144,973	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · derivative · entry 8 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund VIII Overage, L.P. Disclosed balance after: 0 Underlying: Common Stock · 1,144,973 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F3 · ownership.nature: Represents shares held directly by ARCH Venture Fund VIII Overage, L.P. (ARCH VIII Overage). ARCH Venture Partners VIII, LLC (AVP VIII LLC) is the general partner of ARCH VIII Overage. Clinton Bybee, Keith Crandell and Robert Nelsen are the managing directors of AVP VIII LLC (the AVP VIII LLC Managing Directors). AVP VIII LLC may be deemed to beneficially own the shares held by ARCH VIII Overage, and each of the AVP VIII LLC Managing Directors may be deemed to share the power to direct the disposition and vote of the shares held by ARCH VIII Overage. Each of AVP VIII LLC and the AVP VIII LLC Managing Directors disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	ConversionSeries A-1 Preferred Stock · Derivative	684,167	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · derivative · entry 7 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund VII, L.P. Disclosed balance after: 0 Underlying: Common Stock · 684,167 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · price: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.exercise_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F1 · derivative.expiration_date: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F2 · ownership.nature: Represents shares held directly by ARCH Venture Fund VII, L.P. (ARCH VII). ARCH Venture Partners VII, L.P. (AVP VII LP) is the sole general partner of ARCH VII, and ARCH Venture Partners VII, LLC (AVP VII LLC) is the sole general partner of AVP VII LP. Clinton Bybee, Keith Crandell and Robert Nelsen are the managing directors of AVP VII LLC (AVP VII LLC Managing Directors). AVP VII LP and AVP VII LLC may be deemed to beneficially own the shares held by ARCH VII, and each of the AVP VII LLC Managing Directors may be deemed to share the power to direct the disposition and vote of the shares held by ARCH VII. Each of AVP VII LP, AVP VII LLC and the AVP VII LLC Managing Directors disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	PurchaseCommon Stock	1,500,000	$17.00	$25,500,000.00	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · nonDerivative · entry 6 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 3,624,143 F7 · ownership.nature: Represents shares held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document
September 19, 2023 Filed Sep 20, 2023 10:16 UTC	ARCH Venture Partners X, LLC10% owner ARCH Venture Partners XII, LLC10% owner ARCH Venture Partners XII, L.P.10% owner ARCH Venture Fund XII, L.P.10% owner CRANDELL KEITH10% owner GILLIS STEVEN10% owner NELSEN ROBERT10% owner BYBEE CLINTON10% owner	ConversionCommon Stock	2,124,143	Not disclosed	Not disclosed	Disclosure SEC source: 0000899243-23-019274 · doc4.xml · nonDerivative · entry 5 ARCH Venture Partners X, LLC · CIK 0001769012 · 10% owner ARCH Venture Partners XII, LLC · CIK 0001979548 · 10% owner ARCH Venture Partners XII, L.P. · CIK 0001979765 · 10% owner ARCH Venture Fund XII, L.P. · CIK 0001906837 · 10% owner CRANDELL KEITH · CIK 0001219039 · 10% owner GILLIS STEVEN · CIK 0001229592 · 10% owner NELSEN ROBERT · CIK 0001219042 · 10% owner BYBEE CLINTON · CIK 0001219043 · 10% owner Joint disclosure: these amounts are not allocated separately to each reporting owner. 10b5-1 filing: No plan indicated Ownership: Indirect · By ARCH Venture Fund XII, L.P. Disclosed balance after: 2,124,143 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: The shares of Series A-1 Preferred Stock, Series A-2 Preferred Stock and Series B Preferred Stock of the Issuer automatically converted on a 1-for-1 basis into Common Stock of the Issuer immediately prior to the closing of the Issuer's initial public offering. F7 · ownership.nature: Represents shares held directly by ARCH Venture Fund XII, L.P. (ARCH XII). ARCH Venture Partners XII, L.P. (AVP XII LP) is the general partner of ARCH XII. ARCH Venture Partners XII, LLC (AVP XII LLC) is the general partner of AVP XII LP. Keith Crandell, Kristina Burow, Steven Gillis and Robert Nelsen comprise the investment committee of AVP XII LLC (the AVP XII LLC Committee Members). Each of AVP XII LP and AVP XII LLC may be deemed to beneficially own the shares held by ARCH XII, and each of the AVP XII LLC Committee Members may be deemed to share the power to direct the disposition and vote of the shares held by ARCH XII. Each of AVP XII LP, AVP XII LLC and the AVP XII LLC Committee Members disclaims beneficial ownership except to the extent of their pecuniary interest therein, if any. Read SEC document

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