Index Ventures entities (NASDAQ: AUR) file Form 144 to sell Class A stock

Rhea-AI Filing Summary

Index Ventures Growth III (Jersey), L.P. and Yucca (Jersey) SLP filed to sell Class A Common Stock of AUR. The notice covers a proposed sale of 14,692 Class A shares on NASDAQ around 08/12/2026, originally acquired in a 11/22/2021 private placement converted from Class B shares. The filing also lists multiple recent Class A share sales in August 2026 by these entities, including individual transactions of 177,085 and 1,826,508 shares.

Key Figures

Proposed shares to be sold: 14,692 shares Aggregate market value of proposed sale: $102,109.40 Private placement acquisition date: 11/22/2021 +5 more

8 metrics

Proposed shares to be sold 14,692 shares Class A Common Stock planned for sale around 08/12/2026

Aggregate market value of proposed sale $102,109.40 Market value reference for 14,692 Class A shares

Private placement acquisition date 11/22/2021 Date Class B shares were acquired and later converted to Class A

Index Ventures sale 1 177,085 shares for $1,252,800.23 Class A sale on 08/05/2026

Index Ventures sale 2 1,826,508 shares for $12,881,002 Class A sale on 08/07/2026

Index Ventures sale 3 34,181 shares for $239,279.31 Class A sale on 08/10/2026

Index Ventures sale 4 1,420,222 shares for $9,932,622.22 Class A sale on 08/11/2026

Yucca sale example 27,814 shares for $196,151.45 Yucca (Jersey) SLP Class A sale on 08/07/2026

Key Terms

Form 144, Class A Common, Private Placement (Converted from Class B), Securities Sold During The Past 3 Months

4 terms

Form 144 regulatory

"144: Securities To Be Sold"

Form 144 is a document that investors must file with the government when they plan to sell a large number of shares of a company's stock. It helps ensure transparency so everyone knows how many shares are being sold and when, which can impact the stock's price.

Class A Common financial

"Class A Common | Merrill Lynch One Bryant Park New York"

Private Placement (Converted from Class B) financial

"11/22/2021 | Private Placement (Converted from Class B) | Issuer"

Securities Sold During The Past 3 Months regulatory

"144: Securities Sold During The Past 3 Months"

FAQ

What does AUR's Form 144 filing disclose about planned stock sales?

The Form 144 notice discloses a proposed sale of 14,692 Class A Common shares of AUR on NASDAQ around 08/12/2026 by investment entities associated with Index Ventures and Yucca (Jersey) SLP.

Who is selling AUR Class A shares in this Form 144 filing?

The selling security holders are Index Ventures Growth III (Jersey), L.P. and Yucca (Jersey) SLP, both based in St Helier, Jersey, each reporting planned and recent sales of AUR Class A Common Stock.

How many AUR shares are proposed to be sold under this Form 144?

The filing covers a proposed sale of 14,692 AUR Class A Common shares. These shares were originally acquired in a 11/22/2021 private placement and later converted from Class B to Class A stock.

What past AUR share sales are reported in the last three months?

Reported recent sales include 177,085 AUR Class A shares for $1,252,800.23 and 1,826,508 shares for $12,881,002 by Index Ventures, plus several smaller transactions by Yucca (Jersey) SLP in August 2026.

On which market will the AUR shares in this Form 144 be sold?

The proposed 14,692 AUR Class A Common shares are indicated for sale on the NASDAQ market, with an aggregate market value reference of $102,109.40 tied to the planned transaction.

How were the AUR shares in this Form 144 originally acquired?

The AUR Class A shares were acquired on 11/22/2021 in a Private Placement (Converted from Class B) transaction from the issuer, later forming the basis for the current planned sale.

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Available on EDGAR 08/12/2026 - 06:05 PM Accepted by SEC EDGAR 08/12/2026 - 06:04 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK
Filer CCC
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer

SEC File Number

Address of Issuer

Phone

Name of Person for Whose Account the Securities are To Be Sold

See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.

Relationship to Issuer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Class A Common	Merrill Lynch One Bryant Park New York NY 10036	14692	102109.4	1708146085	08/12/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Class A Common	11/22/2021	Private Placement (Converted from Class B)	Issuer			14692	11/22/2021	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
INDEX VENTURES GROWTH III (JERSEY), L.P. 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/05/2026	177085	1252800.23
INDEX VENTURES GROWTH III (JERSEY), L.P. 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/07/2026	1826508	12881002
INDEX VENTURES GROWTH III (JERSEY), L.P. 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/10/2026	34181	239279.31
INDEX VENTURES GROWTH III (JERSEY), L.P. 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/11/2026	1420222	9932622.22
YUCCA (JERSEY) SLP 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/05/2026	2697	19080.12
YUCCA (JERSEY) SLP 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/07/2026	27814	196151.45
YUCCA (JERSEY) SLP 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/10/2026	520	3640.19
YUCCA (JERSEY) SLP 5TH FLOOR, 44 ESPLANADE ST HELIER Y9 JE1 3FG	Class A Common	08/11/2026	21627	151252.99

144: Remarks and Signature

Remarks

Date of Notice

ATTENTION:

The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.

Signature

ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)