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Dawn Halkuff
Insider
First SEC filing: June 5, 2026 · Latest: June 5, 2026
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-121,800
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 |
|---|---|---|---|---|---|---|---|---|---|
| June 4, 2026 | XERS | S 10b5-1 | 20,000 | $6.09 | $121,800 | 95,000 Direct | -17.39% | Disposed | 49.1% (price as of 2026-10-02) |
| June 4, 2026 | XERS | A | 24,193 | · | · | 119,193 Direct | +25.47% | Acquired | (price as of 2026-10-02) |
| June 4, 2026 | XERS | A | 32,996 | $6.15 | $202,925 | 32,996 Direct | · | Acquired | 47.6% (price as of 2026-10-02) |
| Aug. 12, 2025 | XERS | S | 42,500 | $7.28 | $309,400 | 115,000 Direct | -26.98% | Disposed | 24.7% (price as of 2026-10-02) |
| June 4, 2025 | XERS | A | 50,000 | · | · | 157,500 Direct | +46.51% | Acquired | (price as of 2026-10-02) |
| June 5, 2024 | XERS | A | 50,000 | · | · | 107,500 Direct | +86.96% | Acquired | (price as of 2026-10-02) |
| Nov. 20, 2023 | XERS | P | 5,410 | $1.84 | $9,954 | 5,410 Indirect | · | Acquired | 393.5% (price as of 2026-10-02) |
| June 7, 2023 | XERS | A | 42,500 | · | · | 57,500 Direct | +283.33% | Acquired | (price as of 2026-10-02) |
| June 8, 2022 | XERS | A | 15,000 | · | · | 15,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 8, 2022 | XERS | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 5, 2021 | XERS | A | 11,228 | · | · | 11,228 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 5, 2021 | XERS | A | 11,228 | · | · | 11,228 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 5, 2021 | XERS | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 5, 2021 | XERS | A | 19,650 | · | · | 19,650 Direct | · | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| June 4, 2026 | XERS | Stock Option (Right to Buy) | Common Stock | $6.15 | June 4, 2036 | 32,996 | Acquired |
| June 8, 2022 | XERS | Stock Option (Right to Buy) | Common Stock | $2.10 | June 8, 2032 | 25,000 | Acquired |
| Oct. 5, 2021 | XERS | Stock Option (Right to Buy) | Common Stock | $3.90 | June 8, 2031 | 11,228 | Acquired |
| Oct. 5, 2021 | XERS | Stock Option (Right to Buy) | Common Stock | $4.68 | June 4, 2030 | 11,228 | Acquired |
| Oct. 5, 2021 | XERS | Stock Option (Right to Buy) | Common Stock | $10.00 | Feb. 27, 2029 | 20,000 | Acquired |
| Oct. 5, 2021 | XERS | Stock Option (Right to Buy) | Common Stock | $12.50 | May 15, 2028 | 19,650 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).