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Heather Preston
Insider
First SEC filing: June 29, 2026 · Latest: June 29, 2026
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 25, 2026 | ALGS | A | 5,860 | · | · | 5,860 Direct | · | Acquired | (price as of 2026-10-05) |
| June 25, 2025 | ALGS | A | 5,860 | · | · | 5,860 Direct | · | Acquired | (price as of 2026-10-05) |
| Aug. 7, 2024 | ALGS | A | 120,000 | · | · | 120,000 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 |
|---|---|---|---|---|---|---|---|
| June 25, 2026 | ALGS | Stock Option (Right to Buy) | Common Stock | $5.50 | June 25, 2036 | 5,860 | Acquired |
| June 25, 2025 | ALGS | Stock Option (Right to Buy) | Common Stock | $7.63 | June 25, 2035 | 5,860 | Acquired |
| Aug. 7, 2024 | ALGS | Stock Option (Right to Buy) | Common Stock | $0.55 | Aug. 7, 2034 | 120,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).