Michael Seth Altman
Insider
First SEC filing: June 11, 2024 · Latest: June 11, 2024
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net: $0
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
No open-market trades on record; showing all filings.
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| July 20, 2026 | FRNM | C | 2,066,250 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| July 20, 2026 | FRNM | C | 2,066,250 | · | · | 2,352,500 Indirect | +721.83% | Acquired | (price as of 2026-10-02) |
| June 14, 2024 | NAUT | A | 45,000 | · | · | 45,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 13, 2024 | FRNM | A | 286,250 | $10.00 | $2,862,500 | 286,250 Indirect | · | Acquired | 63.2% (price as of 2026-10-02) |
| June 15, 2023 | NAUT | A | 45,000 | · | · | 45,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 15, 2022 | NAUT | A | 86,467 | · | · | 86,467 Direct | · | Acquired | (price as of 2026-10-02) |
| June 9, 2021 | NAUT | C | 3,647,500 | · | · | 3,647,500 Indirect | · | Acquired | (price as of 2026-10-02) |
| June 9, 2021 | NAUT | C | 499,000 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| June 9, 2021 | NAUT | C | 499,000 | · | · | 499,000 Indirect | · | Acquired | (price as of 2026-10-02) |
| June 9, 2021 | NAUT | C | 3,647,500 | · | · | 0 Indirect | -100.00% | Disposed | (price as of 2026-10-02) |
| June 9, 2021 | NAUT | A | 44,435 | · | · | 44,435 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 11, 2020 | NAUT | J | 499,000 | $10.00 | $4,990,000 | 499,000 Indirect | · | Acquired | -80.4% (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| July 20, 2026 | FRNM | Class B Ordinary Shares | Common Stock | · | · | 2,066,250 | Disposed |
| June 14, 2024 | NAUT | Stock Option (Right to Buy) | Common Stock | $2.56 | June 14, 2034 | 45,000 | Acquired |
| June 15, 2023 | NAUT | Stock Option (Right to Buy) | Common Stock | $3.97 | June 15, 2033 | 45,000 | Acquired |
| June 15, 2022 | NAUT | Stock Option (Right to Buy) | Common Stock | $2.70 | June 15, 2032 | 86,467 | Acquired |
| June 9, 2021 | NAUT | Class B ordinary shares | Class A ordinary shares | · | · | 3,647,500 | Disposed |
| June 9, 2021 | NAUT | Stock Option (Right to buy) [F4] | Common Stock | $11.16 | June 9, 2031 | 44,435 | 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.