Brian A Markison
CIK 1283061 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 7, 2016 · Latest: Oct. 7, 2016
On this page
Insider at
Insider transactions
0 buys (P)
0 sells (S)
Net:
$0
+ 41 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
41 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 27, 2023 | LNTH | S 10b5-1 | 13,290 | $81.13 | $1,078,218 | 19,318 Direct | -40.76% | Disposed | 23.6% (price as of 2026-08-19) |
| Sept. 8, 2022 | LNTH | S 10b5-1 | 13,788 | $84.84 | $1,169,774 | 32,608 Direct | -29.72% | Disposed | 18.2% (price as of 2026-08-19) |
| Sept. 8, 2022 | LNTH | S 10b5-1 | 23,852 | $84.10 | $2,005,953 | 46,396 Direct | -33.95% | Disposed | 19.3% (price as of 2026-08-19) |
| Sept. 8, 2022 | LNTH | S 10b5-1 | 4,172 | $83.04 | $346,443 | 70,248 Direct | -5.61% | Disposed | 20.8% (price as of 2026-08-19) |
| Sept. 6, 2022 | LNTH | S 10b5-1 | 1,693 | $78.50 | $132,900 | 49,968 Direct | -3.28% | Disposed | 27.8% (price as of 2026-08-19) |
| July 10, 2019 | LNTH | S 10b5-1 | 4,918 | $28.07 | $138,048 | 27,549 Direct | -15.15% | Disposed | 257.3% (price as of 2026-08-19) |
| July 3, 2019 | LNTH | S 10b5-1 | 5,000 | $28.41 | $142,050 | 32,467 Direct | -13.35% | Disposed | 253.0% (price as of 2026-08-19) |
| June 26, 2019 | LNTH | S 10b5-1 | 5,000 | $27.67 | $138,350 | 37,467 Direct | -11.77% | Disposed | 262.5% (price as of 2026-08-19) |
| June 19, 2019 | LNTH | S 10b5-1 | 5,000 | $27.40 | $137,000 | 42,467 Direct | -10.53% | Disposed | 266.1% (price as of 2026-08-19) |
| June 12, 2019 | LNTH | S 10b5-1 | 5,000 | $25.27 | $126,350 | 47,467 Direct | -9.53% | Disposed | 296.9% (price as of 2026-08-19) |
| June 5, 2019 | LNTH | S 10b5-1 | 5,000 | $24.60 | $123,000 | 52,467 Direct | -8.70% | Disposed | 307.7% (price as of 2026-08-19) |
| May 29, 2019 | LNTH | S 10b5-1 | 5,000 | $24.29 | $121,450 | 57,467 Direct | -8.00% | Disposed | 312.9% (price as of 2026-08-19) |
| May 22, 2019 | LNTH | S 10b5-1 | 5,000 | $24.73 | $123,650 | 62,467 Direct | -7.41% | Disposed | 305.6% (price as of 2026-08-19) |
| May 15, 2019 | LNTH | S 10b5-1 | 5,000 | $24.75 | $123,750 | 67,467 Direct | -6.90% | Disposed | 305.3% (price as of 2026-08-19) |
| May 8, 2019 | LNTH | S 10b5-1 | 5,000 | $25.22 | $126,100 | 72,467 Direct | -6.45% | Disposed | 297.7% (price as of 2026-08-19) |
| May 1, 2019 | LNTH | S 10b5-1 | 5,000 | $23.91 | $119,550 | 77,467 Direct | -6.06% | Disposed | 319.5% (price as of 2026-08-19) |
| April 30, 2019 | LNTH | S 10b5-1 | 5,000 | $24.30 | $121,500 | 82,467 Direct | -5.72% | Disposed | 312.8% (price as of 2026-08-19) |
| April 23, 2019 | LNTH | S 10b5-1 | 5,000 | $24.07 | $120,350 | 87,467 Direct | -5.41% | Disposed | 316.7% (price as of 2026-08-19) |
| April 16, 2019 | LNTH | S 10b5-1 | 5,000 | $25.26 | $126,300 | 92,467 Direct | -5.13% | Disposed | 297.1% (price as of 2026-08-19) |
| July 5, 2017 | ORGO | P | 186,320 | — | — | 775,000 Direct | +31.65% | Acquired | (price as of 2026-08-19) |
| Nov. 28, 2016 | ORGO | P | 186,320 | — | — | 775,000 Direct | +31.65% | Acquired | (price as of 2026-08-19) |
| Nov. 28, 2016 | ORGO | P | 161,180 | — | — | 588,680 Direct | +37.70% | Acquired | (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 |
|---|---|---|---|---|---|---|---|
| March 5, 2025 | LNTH | Stock Option (right to buy) | Common Stock (41,347) | $100.48 | March 5, 2035 | 41,347 | Acquired |
| Dec. 19, 2024 | LNTH | Stock Option (right to buy) | Common Stock (16,666) | $6.00 | June 25, 2025 | 16,666 | Disposed |
| Dec. 19, 2024 | LNTH | Stock Option (right to buy) | Common Stock (16,102) | $12.42 | Jan. 23, 2025 | 16,102 | Disposed |
| May 11, 2023 | LNTH | Stock Option (right to buy) | Common Stock (3,798) | $99.38 | May 11, 2033 | 3,798 | Acquired |
| Sept. 8, 2022 | LNTH | Stock Option (right to buy) | Common Stock (11,725) | $17.06 | Jan. 23, 2024 | 11,725 | Disposed |
| Sept. 8, 2022 | LNTH | Stock Option (right to buy) | Common Stock (9,646) | $19.11 | May 6, 2023 | 9,464 | Disposed |
| Sept. 8, 2022 | LNTH | Stock Option (right to buy) | Common Stock (3,263) | $21.13 | April 30, 2023 | 3,263 | Disposed |
| Sept. 6, 2022 | LNTH | Stock Option (right to buy) | Common Stock (1,693) | $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 (3,616) | $64.20 | May 6, 2032 | 3,616 | Acquired |
| Dec. 10, 2018 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (442,151) | — | — | 442,151 | Disposed |
| Oct. 30, 2018 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (5,510) | — | — | 5,510 | Disposed |
| Aug. 17, 2018 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (193,750) | — | — | 193,750 | Disposed |
| July 5, 2017 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (186,320) | — | — | 186,320 | Acquired |
| Nov. 28, 2016 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (186,320) | — | — | 186,320 | Acquired |
| Nov. 28, 2016 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (161,180) | — | — | 161,180 | Acquired |
| Nov. 25, 2016 | ORGO | Class B Ordinary Shares | Class A Ordinary Shares (43,750) | — | — | 43,750 | Disposed |
| June 25, 2015 | LNTH | Stock Option (right to buy) | Common Stock (16,666) | $6.00 | June 25, 2025 | 16,666 | Acquired |
| Dec. 31, 2014 | ALT | Stock options (right to buy) [F1] | Common Stock (12,241) | — | Dec. 31, 2024 | 12,241 | Acquired |
| June 18, 2014 | ALT | Stock option (right to buy) | Common Stock (20,000) | $1.51 | June 17, 2024 | 20,000 | Acquired |
| June 11, 2013 | ALT | Stock option (right to buy) | Common Stock (20,000) | $1.64 | June 11, 2023 | 20,000 | Acquired |
| June 22, 2012 | ALT | Stock option (right to buy) | Common Stock (20,000) | $1.45 | June 22, 2022 | 20,000 | Acquired |
| Sept. 22, 2011 | ALT | Option to Buy | Common Stock (20,000) | $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→ Class A Ordinary Shares (471,250) | 471,250 | Direct |
| June 24, 2015 | LNTH | Common Stock | 33,807 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy)→ Common Stock (1,693) | 1,693 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy)→ Common Stock (12,727) | 12,727 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy)→ Common Stock (11,725) | 11,725 | Direct |
| June 24, 2015 | LNTH | Stock Option (right to buy)→ Common Stock (16,102) | 16,102 | Direct |
| Sept. 26, 2011 | ALT | No Securities Beneficially Owned | 0 | Direct |