Matthew J Singleton
CIK 1243514 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 25, 2024 · Latest: Oct. 25, 2024
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 23 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
23 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Oct. 25, 2024 | VKTX | S 10b5-1 | 16,000 | $79.50 | $1,272,000 | 9,500 Direct | -62.75% | Disposed | -56.6% (price as of 2026-08-19) |
| Sept. 20, 2024 | VKTX | S 10b5-1 | 10,300 | $69.50 | $715,850 | 9,500 Direct | -52.02% | Disposed | -50.3% (price as of 2026-08-19) |
| Aug. 21, 2024 | VKTX | S 10b5-1 | 5,700 | $69.72 | $397,404 | 9,500 Direct | -37.50% | Disposed | -50.5% (price as of 2026-08-19) |
| Aug. 19, 2024 | VKTX | S 10b5-1 | 1,501 | $64.88 | $97,385 | 9,500 Direct | -13.64% | Disposed | -46.8% (price as of 2026-08-19) |
| Aug. 19, 2024 | VKTX | S 10b5-1 | 2,388 | $64.10 | $153,071 | 11,001 Direct | -17.84% | Disposed | -46.1% (price as of 2026-08-19) |
| Aug. 19, 2024 | VKTX | S 10b5-1 | 2,055 | $63.15 | $129,773 | 13,389 Direct | -13.31% | Disposed | -45.3% (price as of 2026-08-19) |
| Aug. 19, 2024 | VKTX | S 10b5-1 | 4,509 | $61.86 | $278,927 | 15,444 Direct | -22.60% | Disposed | -44.2% (price as of 2026-08-19) |
| Aug. 19, 2024 | VKTX | S 10b5-1 | 3,047 | $61.13 | $186,263 | 19,953 Direct | -13.25% | Disposed | -43.5% (price as of 2026-08-19) |
| Aug. 19, 2024 | VKTX | S 10b5-1 | 2,500 | $60.01 | $150,025 | 23,000 Direct | -9.80% | Disposed | -42.4% (price as of 2026-08-19) |
| Aug. 14, 2024 | VKTX | S 10b5-1 | 160 | $58.37 | $9,339 | 9,500 Direct | -1.66% | Disposed | -40.8% (price as of 2026-08-19) |
| Aug. 14, 2024 | VKTX | S 10b5-1 | 20,626 | $57.52 | $1,186,408 | 9,660 Direct | -68.10% | Disposed | -40.0% (price as of 2026-08-19) |
| May 31, 2018 | VKTX | P | 9,500 | $9.82 | $93,290 | 9,500 Direct | — | Acquired | 251.7% (price as of 2026-08-19) |
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 |
|---|---|---|---|---|---|---|---|
| Jan. 2, 2026 | VKTX | Stock Option (Right to Buy) | Common Stock (20,400) | $35.42 | Jan. 2, 2036 | 20,400 | Acquired |
| Jan. 2, 2025 | VKTX | Stock Option (Right to Buy) | Common Stock (18,800) | $41.12 | Jan. 2, 2035 | 18,800 | Acquired |
| Oct. 25, 2024 | VKTX | Stock Option (Right to Buy) | Common Stock (16,000) | $4.48 | Jan. 2, 2028 | 16,000 | Disposed |
| Sept. 20, 2024 | VKTX | Stock Option (Right to Buy) | Common Stock (10,300) | $1.19 | Jan. 3, 2027 | 10,300 | Disposed |
| Aug. 21, 2024 | VKTX | Stock Option (Right to Buy) | Common Stock (5,700) | $1.19 | Jan. 3, 2027 | 5,700 | Disposed |
| Aug. 19, 2024 | VKTX | Stock Option (Right to Buy) | Common Stock (16,000) | $3.33 | Jan. 4, 2026 | 16,000 | Disposed |
| Aug. 14, 2024 | VKTX | Stock Option (Right to Buy) | Common Stock (20,786) | $8.00 | April 28, 2025 | 20,786 | Disposed |
| Jan. 2, 2024 | VKTX | Stock Option (Right to Buy) | Common Stock (32,000) | $18.28 | Jan. 2, 2034 | 32,000 | Acquired |
| Jan. 3, 2023 | VKTX | Stock Option (Right to Buy) | Common Stock (22,000) | $8.52 | Jan. 3, 2033 | 22,000 | Acquired |
| Jan. 3, 2022 | VKTX | Stock Option (Right to Buy) | Common Stock (22,000) | $4.88 | Jan. 3, 2032 | 22,000 | Acquired |
| Jan. 4, 2021 | VKTX | Stock Option (Right to Buy) | Common Stock (22,000) | $5.80 | Jan. 4, 2031 | 22,000 | Acquired |
| Jan. 2, 2020 | VKTX | Stock Option (Right to Buy) | Common Stock (22,000) | $7.95 | Jan. 2, 2030 | 22,000 | Acquired |
| Jan. 2, 2019 | VKTX | Stock Option (Right to Buy) | Common Stock (22,000) | $8.32 | Jan. 2, 2029 | 22,000 | Acquired |
| Jan. 2, 2018 | VKTX | Stock Option (Right to Buy) | Common Stock (16,000) | $4.48 | Jan. 2, 2028 | 16,000 | Acquired |
| Jan. 3, 2017 | VKTX | Stock Option (Right to Buy) | Common Stock (16,000) | $1.19 | Jan. 3, 2027 | 16,000 | Acquired |
| Jan. 4, 2016 | VKTX | Stock Option (Right to Buy) | Common Stock (16,000) | $3.33 | Jan. 4, 2026 | 16,000 | Acquired |
| April 28, 2015 | VKTX | Stock Option (Right to Buy) | Common Stock (20,786) | $8.00 | April 28, 2025 | 20,786 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).