Alexandra Kropotova
CIK 1825323 · View on SEC EDGAR ↗
Insider
First SEC filing: Feb. 23, 2024 · Latest: Feb. 23, 2024
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 15 non-open-market transactions below
last 12 months, based on the transactions shown below
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 | SABSW | F | 988 | — | — | 42,308 Direct | -2.28% | Disposed | (price as of 2026-08-21) |
| March 24, 2026 | SABSW | F | 988 | — | — | 43,296 Direct | -2.23% | Disposed | (price as of 2026-08-21) |
| Feb. 3, 2026 | SABSW | A | 2,400,000 | — | — | 2,400,000 Direct | — | Acquired | (price as of 2026-08-21) |
| Dec. 11, 2025 | SABSW | F | 988 | — | — | 44,284 Direct | -2.18% | Disposed | (price as of 2026-08-21) |
| Nov. 20, 2025 | IBIO | A | 13,500 | — | — | 13,500 Direct | — | Acquired | (price as of 2026-08-21) |
| Sept. 19, 2025 | SABSW | F | 1,977 | — | — | 45,272 Direct | -4.18% | Disposed | (price as of 2026-08-21) |
| Aug. 26, 2025 | SABSW | A | 2,400,000 | — | — | 2,400,000 Direct | — | Acquired | (price as of 2026-08-21) |
| March 27, 2025 | SABSW | F | 1,179 | — | — | 47,249 Direct | -2.43% | Disposed | (price as of 2026-08-21) |
| Dec. 18, 2024 | SABSW | F | 9,072 | — | — | 48,428 Direct | -15.78% | Disposed | (price as of 2026-08-21) |
| Nov. 21, 2024 | IBIO | A | 18,900 | — | — | 18,900 Direct | — | Acquired | (price as of 2026-08-21) |
| Feb. 21, 2024 | SABSW | A | 140,000 | — | — | 140,000 Direct | — | Acquired | (price as of 2026-08-21) |
| Sept. 13, 2022 | SABSW | A | 18,325 | — | — | 18,325 Direct | — | Acquired | (price as of 2026-08-21) |
| June 6, 2022 | SABSW | A | 300,000 | — | — | 300,000 Direct | — | Acquired | (price as of 2026-08-21) |
| Dec. 9, 2021 | IBIO | A | 109,000 | — | — | 109,000 Direct | — | Acquired | (price as of 2026-08-21) |
| Oct. 14, 2020 | IBIO | A | 100,000 | — | — | 100,000 Direct | — | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| Feb. 3, 2026 | SABSW | Stock option (right to buy) | Common Stock (2,400,000) | $4.45 | Feb. 3, 2036 | 2,400,000 | Acquired |
| Nov. 20, 2025 | IBIO | Stock Option (right to buy) [F1] | Common Stock (13,500) | $1.00 | Nov. 19, 2035 | 13,500 | Acquired |
| Aug. 26, 2025 | SABSW | Stock Option (right to buy) | Common Stock (2,400,000) | $2.17 | Aug. 26, 2035 | 2,400,000 | Acquired |
| Nov. 21, 2024 | IBIO | Stock Option (right to buy) [F1] | Common Stock (18,900) | $2.45 | Nov. 20, 2034 | 18,900 | Acquired |
| Feb. 21, 2024 | SABSW | Employee Stock Option (right to buy) | Common Stock (140,000) | $5.17 | Feb. 21, 2034 | 140,000 | Acquired |
| Sept. 13, 2022 | SABSW | Employee Stock Option (right to buy) | Common Stock (18,325) | $0.71 | Sept. 13, 2032 | 18,325 | Acquired |
| Dec. 9, 2021 | IBIO | Stock Option (right to buy) [F1] | Common Stock (109,000) | $0.69 | Dec. 8, 2031 | 109,000 | Acquired |
| Oct. 14, 2020 | IBIO | Stock Option | Common Stock (100,000) | $2.05 | Oct. 13, 2030 | 100,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).