Dawn Svoronos
Insider
First SEC filing: June 3, 2026 · Latest: June 3, 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
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Sept. 1, 2026 | XENE | M | 5,144 | $8.15 | $41,924 | 31,373 Direct | +19.61% | Acquired | 348.7% (price as of 2026-10-06) |
| Sept. 1, 2026 | XENE | M | 5,144 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| June 3, 2026 | XENE | A | 1,593 | · | · | 1,593 Direct | · | Acquired | (price as of 2026-10-06) |
| June 3, 2026 | XENE | A | 10,507 | · | · | 10,507 Direct | · | Acquired | (price as of 2026-10-06) |
| June 1, 2026 | XENE | M | 2,645 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-06) |
| June 1, 2026 | XENE | F | 1,416 | $53.41 | $75,629 | 26,229 Direct | -5.12% | Disposed | -31.5% (price as of 2026-10-06) |
| June 1, 2026 | XENE | M | 2,645 | · | · | 27,645 Direct | +10.58% | Acquired | (price as of 2026-10-06) |
| June 5, 2025 | XENE | A | 2,645 | · | · | 2,645 Direct | · | Acquired | (price as of 2026-10-06) |
| June 5, 2025 | XENE | A | 17,012 | · | · | 17,012 Direct | · | Acquired | (price as of 2026-10-06) |
| June 5, 2024 | XENE | A | 15,542 | · | · | 15,542 Direct | · | Acquired | (price as of 2026-10-06) |
| Aug. 24, 2023 | XENE | S | 25,000 | $38.70 | $967,500 | 25,000 Direct | -50.00% | Disposed | -5.5% (price as of 2026-10-06) |
| June 2, 2023 | XENE | A | 18,475 | · | · | 18,475 Direct | · | Acquired | (price as of 2026-10-06) |
| June 28, 2022 | XENE | A | 18,000 | · | · | 18,000 Direct | · | Acquired | (price as of 2026-10-06) |
| June 9, 2022 | PTCT | S | 738 | $27.20 | $20,074 | 29,017 Direct | -2.48% | Disposed | 134.2% (price as of 2026-10-06) |
| Jan. 7, 2022 | PTCT | A | 12,000 | · | · | 12,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Jan. 7, 2022 | PTCT | A | 3,200 | · | · | 29,755 Direct | +12.05% | Acquired | (price as of 2026-10-06) |
| Jan. 7, 2022 | PTCT | S | 510 | $38.52 | $19,645 | 26,555 Direct | -1.88% | Disposed | 65.4% (price as of 2026-10-06) |
| June 9, 2021 | PTCT | S | 365 | $41.88 | $15,286 | 27,065 Direct | -1.33% | Disposed | 52.1% (price as of 2026-10-06) |
| June 3, 2021 | XENE | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Feb. 1, 2021 | PTCT | S | 506 | $56.96 | $28,822 | 27,430 Direct | -1.81% | Disposed | 11.8% (price as of 2026-10-06) |
| Jan. 6, 2021 | PTCT | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Jan. 6, 2021 | PTCT | A | 1,650 | · | · | 27,936 Direct | +6.28% | Acquired | (price as of 2026-10-06) |
| June 11, 2020 | PTCT | S | 364 | $48.36 | $17,603 | 26,286 Direct | -1.37% | Disposed | 31.7% (price as of 2026-10-06) |
| June 1, 2020 | XENE | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Jan. 29, 2020 | PTCT | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Jan. 29, 2020 | PTCT | A | 1,650 | · | · | 26,650 Direct | +6.60% | Acquired | (price as of 2026-10-06) |
| Sept. 16, 2019 | XENE | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Jan. 22, 2019 | PTCT | A | 14,000 | · | · | 14,000 Direct | · | Acquired | (price as of 2026-10-06) |
| June 4, 2018 | XENE | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Jan. 3, 2018 | PTCT | A | 14,000 | · | · | 14,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Aug. 14, 2017 | XENE | P | 50,000 | $2.82 | $141,000 | 50,000 Direct | · | Acquired | 1196.8% (price as of 2026-10-06) |
| June 1, 2017 | XENE | A | 3,500 | · | · | 3,500 Direct | · | Acquired | (price as of 2026-10-06) |
| May 23, 2017 | PTCT | P | 25,000 | $13.49 | $337,250 | 25,000 Direct | · | Acquired | 372.2% (price as of 2026-10-06) |
| Jan. 3, 2017 | PTCT | A | 12,000 | · | · | 12,000 Direct | · | Acquired | (price as of 2026-10-06) |
| Sept. 27, 2016 | XENE | A | 5,144 | · | · | 5,144 Direct | · | Acquired | (price as of 2026-10-06) |
| June 10, 2016 | PTCT | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-06) |
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 |
|---|---|---|---|---|---|---|---|
| Sept. 1, 2026 | XENE | Stock Option (Right to Buy) | Common Shares | $8.15 | Sept. 26, 2026 | 5,144 | Disposed |
| June 3, 2026 | XENE | Restricted Share Units | Common Shares | $0.00 | · | 1,593 | Acquired |
| June 3, 2026 | XENE | Share Option (Right to Buy) | Common Shares | $53.46 | June 2, 2036 | 10,507 | Acquired |
| June 1, 2026 | XENE | Restricted Share Units | Common Shares | · | · | 2,645 | Disposed |
| June 5, 2025 | XENE | Restricted Share Units | Common Shares | $0.00 | · | 2,645 | Acquired |
| June 5, 2025 | XENE | Share Option (Right to Buy) | Common Shares | $30.73 | June 4, 2035 | 17,012 | Acquired |
| June 5, 2024 | XENE | Stock Option (Right to Buy) | Common Shares | $38.16 | June 4, 2034 | 15,542 | Acquired |
| June 2, 2023 | XENE | Stock Option (Right to Buy) | Common Shares | $38.96 | June 1, 2033 | 18,475 | Acquired |
| June 28, 2022 | XENE | Stock Option (Right to Buy) | Common Shares | $30.11 | June 27, 2032 | 18,000 | Acquired |
| Jan. 7, 2022 | PTCT | Stock Option (Right To Buy) | Common Stock | $38.10 | Jan. 6, 2032 | 12,000 | Acquired |
| June 3, 2021 | XENE | Stock Option (Right to Buy) | Common Shares | $18.56 | June 2, 2031 | 10,000 | Acquired |
| Jan. 6, 2021 | PTCT | Stock Option (Right To Buy) | Common Stock | $66.49 | Jan. 5, 2031 | 10,000 | Acquired |
| June 1, 2020 | XENE | Stock Option (Right to Buy) | Common Shares | $13.11 | May 31, 2030 | 10,000 | Acquired |
| Jan. 29, 2020 | PTCT | Stock Option (Right To Buy) | Common Stock | $51.16 | Jan. 28, 2030 | 10,000 | Acquired |
| Sept. 16, 2019 | XENE | Stock Option (Right to Buy) | Common Shares | $9.44 | Sept. 15, 2029 | 15,000 | Acquired |
| Jan. 22, 2019 | PTCT | Stock Option (Right to Buy) | Common Stock | $33.02 | Jan. 21, 2029 | 14,000 | Acquired |
| June 4, 2018 | XENE | Stock Option (Right to Buy) | Common Shares | $6.20 | June 3, 2028 | 15,000 | Acquired |
| Jan. 3, 2018 | PTCT | Stock Option (Right To Buy) | Common Stock | $18.01 | Jan. 2, 2028 | 14,000 | Acquired |
| June 1, 2017 | XENE | Stock Option (Right to Buy) | Common Shares | $3.85 | May 31, 2027 | 3,500 | Acquired |
| Jan. 3, 2017 | PTCT | Stock Option (Right To Buy) | Common Stock | $11.23 | Jan. 2, 2027 | 12,000 | Acquired |
| Sept. 27, 2016 | XENE | Stock Option (Right to Buy) | Common Shares | $8.15 | Sept. 26, 2026 | 5,144 | Acquired |
| June 10, 2016 | PTCT | Stock Option (Right to Buy) | Common Stock | $7.24 | June 9, 2026 | 20,000 | 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.