Perestroika
Director · Ten-percent owner · RIG
As of 2026-09-16, Perestroika has 2 Form 4 transactions on record across 1 company — 2 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
- Direct $0
- Indirect $535.0M
| RIG | indirect | 96,574,894 sh | $535.0M |
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2025-11-24 | RIG | Purchase | 1,500,000 @ $4.02 | $6.0M | +1.6% of holding | 96,574,894 | Form 4 |
| 2025-09-26 | RIG | Purchase | 4,000,000 @ $3.05 | $12.2M | +4.4% of holding | 95,074,894 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.