Brian A Markison
Insider
First SEC filing: Oct. 7, 2016 · Latest: Oct. 7, 2016
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 |
|---|---|---|---|---|---|---|---|---|---|
| March 5, 2025 | LNTH | A | 41,347 | · | · | 41,347 Direct | · | Acquired | (price as of 2026-10-02) |
| March 5, 2025 | LNTH | A | 70,909 | · | · | 232,420 Direct | +43.90% | Acquired | (price as of 2026-10-02) |
| March 3, 2025 | LNTH | F | 8,637 | $94.86 | $819,306 | 161,511 Direct | -5.08% | Disposed | 5.4% (price as of 2026-10-02) |
| Dec. 19, 2024 | LNTH | M | 16,666 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Dec. 19, 2024 | LNTH | M | 16,102 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Dec. 19, 2024 | LNTH | F | 15,446 | $91.15 | $1,407,903 | 170,148 Direct | -8.32% | Disposed | 9.7% (price as of 2026-10-02) |
| Dec. 19, 2024 | LNTH | M | 16,666 | $6.00 | $99,996 | 185,594 Direct | +9.87% | Acquired | 1566.0% (price as of 2026-10-02) |
| Dec. 19, 2024 | LNTH | M | 16,102 | $12.42 | $199,987 | 168,928 Direct | +10.54% | Acquired | 704.8% (price as of 2026-10-02) |
| March 1, 2024 | LNTH | A | 131,496 | · | · | 152,826 Direct | +616.48% | Acquired | (price as of 2026-10-02) |
| May 11, 2023 | LNTH | A | 3,798 | · | · | 3,798 Direct | · | Acquired | (price as of 2026-10-02) |
| May 11, 2023 | LNTH | A | 2,012 | · | · | 21,330 Direct | +10.42% | Acquired | (price as of 2026-10-02) |
| March 27, 2023 | LNTH | S 10b5-1 | 13,290 | $81.13 | $1,078,218 | 19,318 Direct | -40.76% | Disposed | 23.2% (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | M 10b5-1 | 11,725 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | M 10b5-1 | 9,464 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | M 10b5-1 | 3,263 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | S 10b5-1 | 13,788 | $84.84 | $1,169,774 | 32,608 Direct | -29.72% | Disposed | 17.8% (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | S 10b5-1 | 23,852 | $84.10 | $2,005,953 | 46,396 Direct | -33.95% | Disposed | 18.9% (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | S 10b5-1 | 4,172 | $83.04 | $346,443 | 70,248 Direct | -5.61% | Disposed | 20.4% (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | M 10b5-1 | 11,725 | $17.06 | $200,028 | 74,420 Direct | +18.70% | Acquired | 485.9% (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | M 10b5-1 | 9,464 | $19.11 | $180,857 | 62,695 Direct | +17.78% | Acquired | 423.1% (price as of 2026-10-02) |
| Sept. 8, 2022 | LNTH | M 10b5-1 | 3,263 | $21.13 | $68,947 | 53,231 Direct | +6.53% | Acquired | 373.1% (price as of 2026-10-02) |
| Sept. 6, 2022 | LNTH | M 10b5-1 | 1,693 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Sept. 6, 2022 | LNTH | S 10b5-1 | 1,693 | $78.50 | $132,900 | 49,968 Direct | -3.28% | Disposed | 27.3% (price as of 2026-10-02) |
| Sept. 6, 2022 | LNTH | M 10b5-1 | 1,693 | $19.78 | $33,488 | 51,661 Direct | +3.39% | Acquired | 405.4% (price as of 2026-10-02) |
| May 6, 2022 | LNTH | A | 4,068 | · | · | 4,068 Direct | · | Acquired | (price as of 2026-10-02) |
| May 6, 2022 | LNTH | A | 3,616 | · | · | 3,616 Direct | · | Acquired | (price as of 2026-10-02) |
| May 6, 2022 | LNTH | A | 2,180 | · | · | 49,968 Direct | +4.56% | Acquired | (price as of 2026-10-02) |
| May 10, 2021 | LNTH | A | 8,513 | · | · | 47,788 Direct | +21.68% | Acquired | (price as of 2026-10-02) |
| Oct. 1, 2020 | LNTH | A | 2,277 | · | · | 39,275 Direct | +6.15% | Acquired | (price as of 2026-10-02) |
| Aug. 10, 2020 | LNTH | A | 1,354 | · | · | 36,998 Direct | +3.80% | Acquired | (price as of 2026-10-02) |
| March 3, 2020 | LNTH | A | 8,095 | · | · | 35,644 Direct | +29.38% | Acquired | (price as of 2026-10-02) |
| July 10, 2019 | LNTH | S 10b5-1 | 4,918 | $28.07 | $138,048 | 27,549 Direct | -15.15% | Disposed | 256.1% (price as of 2026-10-02) |
| July 3, 2019 | LNTH | S 10b5-1 | 5,000 | $28.41 | $142,050 | 32,467 Direct | -13.35% | Disposed | 251.8% (price as of 2026-10-02) |
| June 26, 2019 | LNTH | S 10b5-1 | 5,000 | $27.67 | $138,350 | 37,467 Direct | -11.77% | Disposed | 261.3% (price as of 2026-10-02) |
| June 19, 2019 | LNTH | S 10b5-1 | 5,000 | $27.40 | $137,000 | 42,467 Direct | -10.53% | Disposed | 264.8% (price as of 2026-10-02) |
| June 12, 2019 | LNTH | S 10b5-1 | 5,000 | $25.27 | $126,350 | 47,467 Direct | -9.53% | Disposed | 295.6% (price as of 2026-10-02) |
| June 5, 2019 | LNTH | S 10b5-1 | 5,000 | $24.60 | $123,000 | 52,467 Direct | -8.70% | Disposed | 306.3% (price as of 2026-10-02) |
| May 29, 2019 | LNTH | S 10b5-1 | 5,000 | $24.29 | $121,450 | 57,467 Direct | -8.00% | Disposed | 311.5% (price as of 2026-10-02) |
| May 22, 2019 | LNTH | S 10b5-1 | 5,000 | $24.73 | $123,650 | 62,467 Direct | -7.41% | Disposed | 304.2% (price as of 2026-10-02) |
| May 15, 2019 | LNTH | S 10b5-1 | 5,000 | $24.75 | $123,750 | 67,467 Direct | -6.90% | Disposed | 303.9% (price as of 2026-10-02) |
| May 8, 2019 | LNTH | S 10b5-1 | 5,000 | $25.22 | $126,100 | 72,467 Direct | -6.45% | Disposed | 296.4% (price as of 2026-10-02) |
| May 1, 2019 | LNTH | S 10b5-1 | 5,000 | $23.91 | $119,550 | 77,467 Direct | -6.06% | Disposed | 318.1% (price as of 2026-10-02) |
| April 30, 2019 | LNTH | S 10b5-1 | 5,000 | $24.30 | $121,500 | 82,467 Direct | -5.72% | Disposed | 311.4% (price as of 2026-10-02) |
| April 23, 2019 | LNTH | S 10b5-1 | 5,000 | $24.07 | $120,350 | 87,467 Direct | -5.41% | Disposed | 315.3% (price as of 2026-10-02) |
| April 16, 2019 | LNTH | S 10b5-1 | 5,000 | $25.26 | $126,300 | 92,467 Direct | -5.13% | Disposed | 295.7% (price as of 2026-10-02) |
| Feb. 26, 2019 | LNTH | A | 5,353 | · | · | 97,467 Direct | +5.81% | Acquired | (price as of 2026-10-02) |
| Dec. 10, 2018 | ORGO | D | 442,151 | · | · | 133,589 Direct | -76.80% | Disposed | (price as of 2026-10-02) |
| Oct. 30, 2018 | ORGO | J | 5,510 | · | · | 575,740 Direct | -0.95% | Disposed | (price as of 2026-10-02) |
| Aug. 17, 2018 | ORGO | D | 193,750 | · | · | 581,250 Direct | -25.00% | Disposed | (price as of 2026-10-02) |
| March 5, 2018 | LNTH | A | 7,911 | · | · | 92,114 Direct | +9.40% | Acquired | (price as of 2026-10-02) |
| July 5, 2017 | ORGO | P | 186,320 | · | · | 775,000 Direct | +31.65% | Acquired | (price as of 2026-10-02) |
| Feb. 27, 2017 | LNTH | A | 8,730 | · | · | 84,203 Direct | +11.57% | Acquired | (price as of 2026-10-02) |
| Nov. 28, 2016 | ORGO | P | 186,320 | · | · | 775,000 Direct | +31.65% | Acquired | (price as of 2026-10-02) |
| Nov. 28, 2016 | ORGO | P | 161,180 | · | · | 588,680 Direct | +37.70% | Acquired | (price as of 2026-10-02) |
| Nov. 25, 2016 | ORGO | D | 43,750 | · | · | 427,500 Direct | -9.28% | Disposed | (price as of 2026-10-02) |
| March 4, 2016 | LNTH | A | 25,000 | · | · | 75,473 Direct | +49.53% | Acquired | (price as of 2026-10-02) |
| June 25, 2015 | LNTH | A | 16,666 | · | · | 50,473 Direct | +49.30% | Acquired | (price as of 2026-10-02) |
| June 25, 2015 | LNTH | A | 16,666 | · | · | 16,666 Direct | · | Acquired | (price as of 2026-10-02) |
| Dec. 31, 2014 | ALT | A | 12,241 | · | · | 12,241 Direct | · | Acquired | (price as of 2026-10-02) |
| June 18, 2014 | ALT | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 11, 2013 | ALT | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 22, 2012 | ALT | A | 20,000 | · | · | 20,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 22, 2011 | ALT | A | 20,000 | · | · | 20,000 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 |
|---|---|---|---|---|---|---|---|
| March 5, 2025 | LNTH | Stock Option (right to buy) | Common Stock | $100.48 | March 5, 2035 | 41,347 | Acquired |
| Dec. 19, 2024 | LNTH | Stock Option (right to buy) | Common Stock | $6.00 | June 25, 2025 | 16,666 | Disposed |
| Dec. 19, 2024 | LNTH | Stock Option (right to buy) | Common Stock | $12.42 | Jan. 23, 2025 | 16,102 | Disposed |
| May 11, 2023 | LNTH | Stock Option (right to buy) | Common Stock | $99.38 | May 11, 2033 | 3,798 | Acquired |
| Sept. 8, 2022 | LNTH | Stock Option (right to buy) | Common Stock | $17.06 | Jan. 23, 2024 | 11,725 | Disposed |
| Sept. 8, 2022 | LNTH | Stock Option (right to buy) | Common Stock | $19.11 | May 6, 2023 | 9,464 | Disposed |
| Sept. 8, 2022 | LNTH | Stock Option (right to buy) | Common Stock | $21.13 | April 30, 2023 | 3,263 | Disposed |
| Sept. 6, 2022 | LNTH | Stock Option (right to buy) | Common Stock | $19.78 | Sept. 6, 2022 | 1,693 | Disposed |
| May 6, 2022 | LNTH | Stock Option (right to buy) | Common Stock | $64.20 | May 6, 2032 | 4,068 | Acquired |
| May 6, 2022 | LNTH | Stock Option (right to buy) | Common Stock | $64.20 | May 6, 2032 | 3,616 | Acquired |
| Dec. 10, 2018 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 442,151 | Disposed |
| Oct. 30, 2018 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 5,510 | Disposed |
| Aug. 17, 2018 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 193,750 | Disposed |
| July 5, 2017 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 186,320 | Acquired |
| Nov. 28, 2016 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 186,320 | Acquired |
| Nov. 28, 2016 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 161,180 | Acquired |
| Nov. 25, 2016 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares | · | · | 43,750 | Disposed |
| June 25, 2015 | LNTH | Stock Option (right to buy) | Common Stock | $6.00 | June 25, 2025 | 16,666 | Acquired |
| Dec. 31, 2014 | ALT | Stock options (right to buy) [F1] | Common Stock | · | Dec. 31, 2024 | 12,241 | Acquired |
| June 18, 2014 | ALT | Stock option (right to buy) | Common Stock | $1.51 | June 17, 2024 | 20,000 | Acquired |
| June 11, 2013 | ALT | Stock option (right to buy) | Common Stock | $1.64 | June 11, 2023 | 20,000 | Acquired |
| June 22, 2012 | ALT | Stock option (right to buy) | Common Stock | $1.45 | June 22, 2022 | 20,000 | Acquired |
| Sept. 22, 2011 | ALT | Option to Buy | Common Stock | $2.74 | Sept. 22, 2021 | 20,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 7 holdings
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Oct. 7, 2016 | ORGO | Class B Ordinary Shares | 471,250 | Direct |
| June 24, 2015 | LNTH | Common Stock | 33,807 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy) | 1,693 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy) | 12,727 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy) | 11,725 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy) | 16,102 | Direct |
| Sept. 26, 2011 | ALT | No Securities Beneficially Owned | 0 | Direct |