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Perestroika AS
Activist
First SEC filing: Sept. 30, 2025 · Latest: Sept. 30, 2025
Insider at
Insider transactions
1 buys (P)
0 sells (S)
Net: $6,030,000
Avg return of open purchases vs now: 37.1%
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 |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 24, 2025 | RIG | P | 1,500,000 | $4.02 | $6,030,000 | 96,574,894 Indirect | +1.58% | Acquired | 37.1% (price as of 2026-10-05) |
| Sept. 26, 2025 | RIG | P | 4,000,000 | $3.05 | $12,200,000 | 95,074,894 Indirect | +4.39% | Acquired | 80.7% (price as of 2026-10-05) |
| Sept. 12, 2024 | RIG | P | 1,500,000 | $4.13 | $6,195,000 | 91,074,894 Indirect | +1.67% | Acquired | 33.4% (price as of 2026-10-05) |
| Aug. 2, 2024 | RIG | P | 2,000,000 | $5.23 | $10,460,000 | 89,574,894 Indirect | +2.28% | Acquired | 5.4% (price as of 2026-10-05) |
| May 15, 2024 | RIG | P | 2,000,000 | $6.01 | $12,020,000 | 87,574,894 Indirect | +2.34% | Acquired | -8.3% (price as of 2026-10-05) |
| Feb. 27, 2024 | RIG | P | 1,000,000 | $4.89 | $4,890,000 | 85,574,894 Indirect | +1.18% | Acquired | 12.7% (price as of 2026-10-05) |
| Sept. 15, 2023 | RIG | P | 1,978,396 | · | · | 84,574,894 Indirect | +2.40% | Acquired | (price as of 2026-10-05) |
| April 21, 2023 | RIG | C | 34,600,147 | $6.17 | $213,482,907 | 82,596,498 Indirect | +72.09% | Acquired | -10.7% (price as of 2026-10-05) |
| April 21, 2023 | RIG | C | None | · | · | 0 Indirect | · | Disposed | (price as of 2026-10-05) |
| May 13, 2022 | RIG | P | 2,000,000 | $3.75 | $7,500,000 | 14,900,000 Direct | +15.50% | Acquired | 46.9% (price as of 2026-10-05) |
| May 13, 2022 | RIG | P | 2,000,000 | $3.75 | $7,500,000 | 82,636,646 Direct | +2.48% | Acquired | 46.9% (price as of 2026-10-05) |
| June 25, 2021 | RIG | P | 1,000,000 | $4.53 | $4,530,000 | 80,640,354 Direct | +1.26% | Acquired | 21.6% (price as of 2026-10-05) |
| June 24, 2021 | RIG | P | 1,000,000 | $4.51 | $4,510,000 | 79,640,354 Direct | +1.27% | Acquired | 22.2% (price as of 2026-10-05) |
| June 23, 2021 | RIG | P | 1,000,000 | $4.40 | $4,400,000 | 78,640,354 Direct | +1.29% | Acquired | 25.2% (price as of 2026-10-05) |
| June 22, 2021 | RIG | P | 1,000,000 | $4.20 | $4,200,000 | 77,640,354 Direct | +1.30% | Acquired | 31.2% (price as of 2026-10-05) |
| June 21, 2021 | RIG | P | 1,000,000 | $4.09 | $4,090,000 | 76,640,354 Direct | +1.32% | Acquired | 34.7% (price as of 2026-10-05) |
| June 18, 2021 | RIG | P | 1,000,000 | $3.93 | $3,930,000 | 75,640,354 Direct | +1.34% | Acquired | 40.2% (price as of 2026-10-05) |
| June 17, 2021 | RIG | P | 1,900,000 | $3.97 | $7,543,000 | 74,640,354 Direct | +2.61% | Acquired | 38.8% (price as of 2026-10-05) |
| June 16, 2021 | RIG | P | 2,000,000 | $4.20 | $8,400,000 | 72,740,354 Direct | +2.83% | Acquired | 31.2% (price as of 2026-10-05) |
| June 15, 2021 | RIG | P | 3,000,000 | $4.17 | $12,510,000 | 70,740,354 Direct | +4.43% | Acquired | 32.1% (price as of 2026-10-05) |
| Aug. 14, 2020 | RIG | D | None | · | · | · Indirect | · | Disposed | (price as of 2026-10-05) |
| Aug. 14, 2020 | RIG | A | None | · | · | · Indirect | · | Acquired | (price as of 2026-10-05) |
| March 2, 2018 | RIG | P | 1,000,000 | $9.30 | $9,300,000 | 33,096,351 Direct | +3.12% | Acquired | -40.8% (price as of 2026-10-05) |
| March 1, 2018 | RIG | P | 1,000,000 | $9.28 | $9,280,000 | 32,096,351 Direct | +3.22% | Acquired | -40.6% (price as of 2026-10-05) |
| Jan. 30, 2018 | RIG | A | 31,096,351 | · | · | 31,096,351 Direct | · | Acquired | (price as of 2026-10-05) |
| Jan. 30, 2018 | RIG | A | None | · | · | · Direct | · | Acquired | (price as of 2026-10-05) |
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 |
|---|---|---|---|---|---|---|---|
| April 21, 2023 | RIG | 2.5% Senior Guaranteed Exchangeable Bonds due 2027 | Registered Shares | · | Jan. 30, 2027 | · | Disposed |
| Aug. 14, 2020 | RIG | 0.5% Exchangeable Senior Bonds due 2023 | Shares | · | Jan. 30, 2023 | · | Disposed |
| Aug. 14, 2020 | RIG | 2.5% Senior Guaranteed Exchangeable Bonds due 2027 | Shares | · | Jan. 30, 2027 | · | Acquired |
| Jan. 30, 2018 | RIG | 0.5% Exchangeable Senior Bonds due 2023 | Shares | · | Jan. 30, 2023 | · | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).