Bipul Sinha
CIK 1685768 · View on SEC EDGAR ↗
First SEC filing: April 24, 2024 · Latest: Sept. 12, 2025
On this page
- Insider at Companies where this person is a reporting insider.
- Insider transactions Every share this person bought or sold, from Form 4 filings.
- Derivatives Options and other derivative holdings reported by this person.
- Initial holdings The stakes this person held when they first started reporting.
- Compensation Executive pay disclosed in company proxy statements.
Insider at
Insider transactions
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 12, 2025 | RBRK | S | 615,807 | $75.63 | $46,573,483 | 206,652 Direct | -74.87% | Disposed | 27.4% (price as of 2026-08-21) |
| Dec. 13, 2024 | RBRK | S | 1,158,082 | $70.25 | $81,355,260 | 373,312 Direct | -75.62% | Disposed | 37.2% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Sept. 12, 2025 | RBRK | Class B Common Stock | Class A Common Stock (765,807) | — | — | 765,807 | Disposed |
| Dec. 13, 2024 | RBRK | Restricted Stock Units | Class B Common Stock (1,158,082) | — | May 2, 2028 | 1,158,082 | Disposed |
| Dec. 13, 2024 | RBRK | Class B Common Stock | Class A Common Stock (1,158,082) | — | — | 1,158,082 | Acquired |
| Dec. 13, 2024 | RBRK | Class B Common Stock | Class A Common Stock (1,500,082) | — | — | 1,500,082 | Disposed |
| April 29, 2024 | RBRK | Founders Preferred Stock | Class B Common Stock (1,800,000) | — | — | 1,800,000 | Disposed |
| April 29, 2024 | RBRK | Class B Common Stock | Class A Common Stock (1,800,000) | — | — | 1,800,000 | Acquired |
| April 24, 2024 | RBRK | Restricted Stock Units | Class B Common Stock (1,158,082) | — | May 2, 2028 | 1,158,082 | Acquired |
| April 24, 2024 | RBRK | Stock Option (Right to Buy) | Class B Common Stock (8,000,000) | $32.00 | April 23, 2034 | 8,000,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.
Compensation (DEF 14A)
Matched by name from proxy statements (DEF 14A) — verify against the filing.
RBRK
CEO| Fiscal year | Salary | Bonus | Stock awards | Option awards | Non-equity incentive | Pension change | Other | Total |
|---|---|---|---|---|---|---|---|---|
| 2026 | $608,750 | — | — | — | $609,027 | — | $585,958 | $1,803,735 |
| 2025 | $475,000 | $488,750 | — | $138,968,009 | — | — | $86,849 | $140,018,608 |
| 2024 | $375,000 | $28,125 | — | — | $103,125 | — | $114,244 | $620,494 |
Figures from the Summary Compensation Table of the company's proxy statement (DEF 14A). Compensation is not a recommendation.