| Name | Relationship | Address | Signature | Signature date | CIK |
|---|---|---|---|---|---|
| Salem Enrique T | Director | C/O BAIN CAPITAL VENTURE INVESTORS, LLC, 200 CLARENDON STREET, BOSTON | /s/ Enrique T. Salem | 2025-06-17 | 0001295402 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RBRK | Class A Common Stock | Conversion of derivative security | +700K | 700K | Jun 13, 2025 | See footnotes | F1, F2, F3 | |||
| transaction | RBRK | Class A Common Stock | Sale | -$63.8M | -700K | -100% | $91.09 | 0 | Jun 13, 2025 | See footnotes | F2, F3 |
| Type | Sym | Class | Transaction | Value $ | Shares | Change % | * Price $ | Shares After | Date | Underlying Class | Amount | Exercise Price | Ownership | Footnotes |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| transaction | RBRK | Class B Common Stock | Conversion of derivative security | $0 | -700K | -25.37% | $0.00 | 2.06M | Jun 13, 2025 | Class A Common Stock | 700K | See footnotes | F1, F2, F3 |
| Id | Content |
|---|---|
| F1 | The Class B Common Stock is convertible into an equal number of shares of Class A Common Stock at any time, at the holder's election, and has no expiration date. On June 13, 2025, the Bain Capital Venture Entities (as defined below) directed the sale of 700,000 shares of Class B Common Stock, resulting in the automatic conversion of the shares into Class A Common Stock upon execution of the sale. |
| F2 | Represents securities held directly by Bain Capital Venture Fund 2019, L.P., Bain Capital Venture Coinvestment Fund II, L.P., BCV 2019-MD Primary, L.P., BCV 2019-MD Coinvestment II, L.P., BCIP Venture Associates II, L.P. and BCIP Venture Associates II-B, L.P. (collectively, the "Bain Capital Venture Entities"). |
| F3 | The governance, investment strategy and decision-making process with respect to the investments held by the Bain Capital Venture Entities is directed by the Executive Committee of Bain Capital Venture Investors, LLC ("BCVI"). Mr. Salem is a Partner of BCVI and a member of the Executive Committee. Accordingly, by virtue of the relationships described in this footnote, Mr. Salem may be deemed to share voting and dispositive power with respect to all of the securities held by the Bain Capital Venture Entities. Mr. Salem disclaims beneficial ownership of such securities except to the extent of his pecuniary interest therein. |