Sandra Calvin
Insider
First SEC filing: Sept. 23, 2021 · Latest: Sept. 23, 2021
Insider at
Insider transactions
0 buys (P)
8 sells (S)
Net: $-4,193,777
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. 15, 2026 | TVTX | M | 2,500 | $27.50 | $68,750 | 44,853 Direct | +5.90% | Acquired | 107.0% (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | M | 1,250 | $22.40 | $28,000 | 46,103 Direct | +2.79% | Acquired | 154.2% (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | M | 1,625 | $20.46 | $33,248 | 47,728 Direct | +3.52% | Acquired | 178.3% (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | S 10b5-1 | 4,275 | $62.14 | $265,648 | 43,453 Direct | -8.96% | Disposed | -8.4% (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | S 10b5-1 | 800 | $62.85 | $50,280 | 42,653 Direct | -1.84% | Disposed | -9.4% (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | S 10b5-1 | 300 | $63.66 | $19,098 | 42,353 Direct | -0.70% | Disposed | -10.6% (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | M | 2,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | M | 1,250 | · | · | 3,750 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| Sept. 15, 2026 | TVTX | M | 1,625 | · | · | 17,875 Direct | -8.33% | Disposed | (price as of 2026-10-02) |
| April 14, 2026 | TVTX | M | 2,500 | $22.40 | $56,000 | 51,580 Direct | +5.09% | Acquired | 154.2% (price as of 2026-10-02) |
| April 14, 2026 | TVTX | M | 6,250 | $8.93 | $55,812 | 57,830 Direct | +12.12% | Acquired | 537.5% (price as of 2026-10-02) |
| April 14, 2026 | TVTX | M | 6,500 | $20.46 | $132,990 | 64,330 Direct | +11.24% | Acquired | 178.3% (price as of 2026-10-02) |
| April 14, 2026 | TVTX | S 10b5-1 | 21,977 | $41.07 | $902,595 | 42,353 Direct | -34.16% | Disposed | 38.6% (price as of 2026-10-02) |
| April 14, 2026 | TVTX | M | 2,500 | · | · | 5,000 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| April 14, 2026 | TVTX | M | 6,250 | · | · | 12,500 Direct | -33.33% | Disposed | (price as of 2026-10-02) |
| April 14, 2026 | TVTX | M | 6,500 | · | · | 19,500 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| Feb. 3, 2026 | TVTX | S | 4,333 | $32.12 | $139,176 | 49,080 Direct | -8.11% | Disposed | 77.2% (price as of 2026-10-02) |
| Jan. 31, 2026 | TVTX | A | 15,180 | · | · | 53,413 Direct | +39.70% | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2026 | TVTX | A | 20,160 | · | · | 20,160 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 24, 2025 | TVTX | S 10b5-1 | 7,402 | $40.00 | $296,080 | 38,233 Direct | -16.22% | Disposed | 42.3% (price as of 2026-10-02) |
| Dec. 15, 2025 | TVTX | S 10b5-1 | 2,910 | $36.00 | $104,760 | 45,635 Direct | -5.99% | Disposed | 58.1% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 10,000 | $25.25 | $252,500 | 64,410 Direct | +18.38% | Acquired | 125.5% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 17,500 | $26.88 | $470,400 | 81,910 Direct | +27.17% | Acquired | 111.8% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 15,000 | $27.50 | $412,500 | 96,910 Direct | +18.31% | Acquired | 107.0% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 12,500 | $22.40 | $280,000 | 109,410 Direct | +12.90% | Acquired | 154.2% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 6,250 | $8.93 | $55,812 | 115,660 Direct | +5.71% | Acquired | 537.5% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | S 10b5-1 | 67,115 | $36.00 | $2,416,140 | 48,545 Direct | -58.03% | Disposed | 58.1% (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 17,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 15,000 | · | · | 2,500 Direct | -85.71% | Disposed | (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 12,500 | · | · | 7,500 Direct | -62.50% | Disposed | (price as of 2026-10-02) |
| Nov. 4, 2025 | TVTX | M | 6,250 | · | · | 18,750 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 10,000 | $16.23 | $162,300 | 73,654 Direct | +15.71% | Acquired | 250.8% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | S 10b5-1 | 10,000 | $25.00 | $250,000 | 63,654 Direct | -13.58% | Disposed | 127.7% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 10,000 | $17.44 | $174,400 | 73,654 Direct | +15.71% | Acquired | 226.4% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | S 10b5-1 | 10,000 | $25.00 | $250,000 | 63,654 Direct | -13.58% | Disposed | 127.7% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 10,000 | $17.96 | $179,600 | 73,654 Direct | +15.71% | Acquired | 217.0% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | S 10b5-1 | 10,000 | $25.00 | $250,000 | 63,654 Direct | -13.58% | Disposed | 127.7% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 15,000 | $15.46 | $231,900 | 78,654 Direct | +23.56% | Acquired | 268.2% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | S 10b5-1 | 15,000 | $25.00 | $375,000 | 63,654 Direct | -19.07% | Disposed | 127.7% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | S 10b5-1 | 9,244 | $25.00 | $231,100 | 54,410 Direct | -14.52% | Disposed | 127.7% (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 11, 2025 | TVTX | M | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 3, 2025 | TVTX | S | 3,348 | $20.12 | $67,362 | 63,654 Direct | -5.00% | Disposed | 183.0% (price as of 2026-10-02) |
| Jan. 31, 2025 | TVTX | A | 13,000 | · | · | 67,002 Direct | +24.07% | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2025 | TVTX | A | 26,000 | · | · | 26,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 22, 2025 | TVTX | S | 925 | $18.94 | $17,520 | 54,002 Direct | -1.68% | Disposed | 200.6% (price as of 2026-10-02) |
| Dec. 26, 2024 | TVTX | M | 15,000 | $12.67 | $190,050 | 69,927 Direct | +27.31% | Acquired | 349.3% (price as of 2026-10-02) |
| Dec. 26, 2024 | TVTX | S 10b5-1 | 15,000 | $17.22 | $258,300 | 54,927 Direct | -21.45% | Disposed | 230.6% (price as of 2026-10-02) |
| Dec. 26, 2024 | TVTX | M | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Nov. 25, 2024 | TVTX | M | 15,000 | $12.67 | $190,050 | 67,017 Direct | +28.84% | Acquired | 349.3% (price as of 2026-10-02) |
| Nov. 25, 2024 | TVTX | S | 12,090 | $18.30 | $221,247 | 54,927 Direct | -18.04% | Disposed | 211.1% (price as of 2026-10-02) |
| Nov. 25, 2024 | TVTX | M | 15,000 | · | · | 15,000 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| Feb. 1, 2024 | TVTX | S | 2,820 | $8.53 | $24,055 | 52,017 Direct | -5.14% | Disposed | 567.4% (price as of 2026-10-02) |
| Jan. 31, 2024 | TVTX | A | 12,500 | · | · | 53,837 Direct | +30.24% | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2024 | TVTX | A | 1,000 | · | · | 54,837 Direct | +1.86% | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2024 | TVTX | A | 25,000 | · | · | 25,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 23, 2024 | TVTX | S | 910 | $9.07 | $8,254 | 41,337 Direct | -2.15% | Disposed | 527.7% (price as of 2026-10-02) |
| May 11, 2023 | TVTX | S 10b5-1 | 122 | $16.12 | $1,967 | 42,247 Direct | -0.29% | Disposed | 253.2% (price as of 2026-10-02) |
| May 10, 2023 | TVTX | S | 436 | $16.59 | $7,233 | 42,369 Direct | -1.02% | Disposed | 243.2% (price as of 2026-10-02) |
| Feb. 2, 2023 | TVTX | S 10b5-1 | 360 | $22.42 | $8,071 | 42,805 Direct | -0.83% | Disposed | 153.9% (price as of 2026-10-02) |
| Feb. 1, 2023 | TVTX | S | 1,671 | $21.75 | $36,344 | 43,165 Direct | -3.73% | Disposed | 161.7% (price as of 2026-10-02) |
| Jan. 31, 2023 | TVTX | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2023 | TVTX | A | 10,000 | · | · | 44,836 Direct | +28.71% | Acquired | (price as of 2026-10-02) |
| Jan. 25, 2023 | TVTX | S 10b5-1 | 192 | $21.63 | $4,153 | 34,836 Direct | -0.55% | Disposed | 163.2% (price as of 2026-10-02) |
| Jan. 24, 2023 | TVTX | S | 905 | $21.90 | $19,820 | 35,028 Direct | -2.52% | Disposed | 160.0% (price as of 2026-10-02) |
| Sept. 13, 2022 | TVTX | S | 349 | $28.00 | $9,772 | 35,933 Direct | -0.96% | Disposed | 103.3% (price as of 2026-10-02) |
| May 11, 2022 | TVTX | S | 445 | $21.92 | $9,754 | 35,733 Direct | -1.23% | Disposed | 159.7% (price as of 2026-10-02) |
| May 10, 2022 | TVTX | S | 436 | $21.51 | $9,378 | 36,178 Direct | -1.19% | Disposed | 164.7% (price as of 2026-10-02) |
| Jan. 31, 2022 | TVTX | A | 17,500 | · | · | 17,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2022 | TVTX | S | 798 | $26.51 | $21,155 | 36,614 Direct | -2.13% | Disposed | 114.7% (price as of 2026-10-02) |
| Jan. 31, 2022 | TVTX | A | 8,750 | · | · | 37,412 Direct | +30.53% | Acquired | (price as of 2026-10-02) |
| Jan. 24, 2022 | TVTX | S | 934 | $24.58 | $22,958 | 28,662 Direct | -3.16% | Disposed | 131.6% (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 |
|---|---|---|---|---|---|---|---|
| Sept. 15, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $27.50 | Jan. 31, 2032 | 2,500 | Disposed |
| Sept. 15, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $22.40 | Jan. 31, 2033 | 1,250 | Disposed |
| Sept. 15, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $20.46 | Jan. 31, 2035 | 1,625 | Disposed |
| April 14, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $22.40 | Jan. 31, 2033 | 2,500 | Disposed |
| April 14, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $8.93 | Jan. 31, 2034 | 6,250 | Disposed |
| April 14, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $20.46 | Jan. 31, 2035 | 6,500 | Disposed |
| Jan. 31, 2026 | TVTX | Employee stock option (right to buy) | Common Stock | $33.10 | Jan. 31, 2036 | 20,160 | Acquired |
| Nov. 4, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $25.25 | May 10, 2028 | 10,000 | Disposed |
| Nov. 4, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $26.88 | Jan. 21, 2031 | 17,500 | Disposed |
| Nov. 4, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $27.50 | Jan. 31, 2032 | 15,000 | Disposed |
| Nov. 4, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $22.40 | Jan. 31, 2033 | 12,500 | Disposed |
| Nov. 4, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $8.93 | Jan. 31, 2034 | 6,250 | Disposed |
| Feb. 11, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $16.23 | May 19, 2026 | 10,000 | Disposed |
| Feb. 11, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $17.44 | May 17, 2027 | 10,000 | Disposed |
| Feb. 11, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $17.96 | May 9, 2029 | 10,000 | Disposed |
| Feb. 11, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $15.46 | Jan. 31, 2030 | 15,000 | Disposed |
| Jan. 31, 2025 | TVTX | Employee stock option (right to buy) | Common Stock | $20.46 | Jan. 31, 2035 | 26,000 | Acquired |
| Dec. 26, 2024 | TVTX | Employee stock option (right to buy) | Common Stock | $12.67 | Jan. 2, 2025 | 15,000 | Disposed |
| Nov. 25, 2024 | TVTX | Employee stock option (right to buy) | Common Stock | $12.67 | Jan. 2, 2025 | 15,000 | Disposed |
| Jan. 31, 2024 | TVTX | Employee stock option (right to buy) | Common Stock | $8.93 | Jan. 30, 2034 | 25,000 | Acquired |
| Jan. 31, 2023 | TVTX | Employee stock option (right to buy) | Common Stock | $22.40 | Jan. 30, 2033 | 20,000 | Acquired |
| Jan. 31, 2022 | TVTX | Employee stock option (right to buy) | Common Stock | $27.50 | Jan. 30, 2032 | 17,500 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 9 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Sept. 23, 2021 | TVTX | Common Stock | 28,754 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 30,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 5,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 10,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 10,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 10,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 10,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 15,000 | Direct |
| Sept. 23, 2021 | TVTX | Employee Stock Option (Right to Buy) | 17,500 | Direct |