Mark R Lanning
Insider
First SEC filing: Feb. 17, 2006 · Latest: Feb. 17, 2006
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 |
|---|---|---|---|---|---|---|---|---|---|
| May 5, 2021 | ATRC | M | 10,000 | $14.17 | $141,700 | 140,886 Direct | +7.64% | Acquired | 289.1% (price as of 2026-10-02) |
| May 5, 2021 | ATRC | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| May 20, 2020 | ATRC | A | 2,452 | · | · | 130,886 Direct | +1.91% | Acquired | (price as of 2026-10-02) |
| April 27, 2020 | ATRC | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| April 27, 2020 | ATRC | M | 10,000 | $5.15 | $51,500 | 128,434 Direct | +8.44% | Acquired | 970.7% (price as of 2026-10-02) |
| May 22, 2019 | ATRC | A | 4,208 | · | · | 118,434 Direct | +3.68% | Acquired | (price as of 2026-10-02) |
| March 29, 2019 | ATRC | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 29, 2019 | ATRC | M | 10,000 | $2.58 | $25,800 | 114,226 Direct | +9.59% | Acquired | 2037.2% (price as of 2026-10-02) |
| May 22, 2018 | ATRC | A | 5,221 | · | · | 104,226 Direct | +5.27% | Acquired | (price as of 2026-10-02) |
| March 2, 2018 | ATRC | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 2, 2018 | ATRC | M | 10,000 | $10.10 | $101,000 | 99,005 Direct | +11.24% | Acquired | 445.9% (price as of 2026-10-02) |
| June 7, 2017 | ATRC | M | 10,000 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| June 7, 2017 | ATRC | M | 10,000 | $9.50 | $95,000 | 89,005 Direct | +12.66% | Acquired | 480.4% (price as of 2026-10-02) |
| May 24, 2017 | ATRC | A | 5,805 | · | · | 79,005 Direct | +7.93% | Acquired | (price as of 2026-10-02) |
| May 25, 2016 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 8, 2016 | ATRC | M | 30,000 | · | · | 30,000 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| Jan. 8, 2016 | ATRC | M | 20,000 | · | · | 20,000 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| Jan. 8, 2016 | ATRC | M | 30,000 | $9.37 | $281,100 | 75,000 Direct | +66.67% | Acquired | 488.5% (price as of 2026-10-02) |
| Jan. 8, 2016 | ATRC | M | 20,000 | $11.06 | $221,200 | 45,000 Direct | +80.00% | Acquired | 398.6% (price as of 2026-10-02) |
| May 20, 2015 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 14, 2014 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 23, 2013 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Sept. 14, 2012 | ATRC | P | 11,006 | $7.64 | $84,086 | 25,000 Direct | +78.65% | Acquired | 621.7% (price as of 2026-10-02) |
| May 15, 2012 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 18, 2011 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 19, 2010 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Oct. 28, 2009 | ATRC | A | 1,856 | · | · | 13,994 Direct | +15.29% | Acquired | (price as of 2026-10-02) |
| July 29, 2009 | ATRC | A | 2,232 | · | · | 12,138 Direct | +22.53% | Acquired | (price as of 2026-10-02) |
| May 21, 2009 | ATRC | A | 2,906 | · | · | 9,906 Direct | +41.51% | Acquired | (price as of 2026-10-02) |
| May 21, 2009 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| May 28, 2008 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| June 20, 2007 | ATRC | A | 10,000 | · | · | 10,000 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 22, 2006 | ATRC | P | 1,800 | $6.00 | $10,800 | 1,800 Indirect | · | Acquired | 819.0% (price as of 2026-10-02) |
| Aug. 22, 2006 | ATRC | P | 5,101 | $6.00 | $30,606 | 5,200 Direct | +5152.53% | Acquired | 819.0% (price as of 2026-10-02) |
| Aug. 21, 2006 | ATRC | P | 99 | $6.00 | $594 | 0 Direct | · | Acquired | 819.0% (price as of 2026-10-02) |
| April 6, 2006 | ATRC | A | 30,000 | · | · | 30,000 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 |
|---|---|---|---|---|---|---|---|
| May 5, 2021 | ATRC | Stock Option (Right to Buy) | Common Stock | $14.17 | May 18, 2021 | 10,000 | Disposed |
| April 27, 2020 | ATRC | Stock Option (Right to Buy) | Common Stock | $5.15 | May 19, 2020 | 10,000 | Disposed |
| March 29, 2019 | ATRC | Stock Option (Right to Buy) | Common Stock | $2.58 | May 21, 2019 | 10,000 | Disposed |
| March 2, 2018 | ATRC | Stock Option (right to buy) | Common Stock | $10.10 | May 28, 2018 | 10,000 | Disposed |
| June 7, 2017 | ATRC | Stock Option (right to buy) | Common Stock | $9.50 | June 20, 2017 | 10,000 | Disposed |
| May 25, 2016 | ATRC | Stock Option (right to buy) | Common Stock | $14.99 | May 25, 2026 | 10,000 | Acquired |
| Jan. 8, 2016 | ATRC | Stock Option (right to buy) | Common Stock | $9.37 | April 6, 2016 | 30,000 | Disposed |
| Jan. 8, 2016 | ATRC | Stock Option (right to buy) | Common Stock | $11.06 | Feb. 8, 2016 | 20,000 | Disposed |
| May 20, 2015 | ATRC | Stock Option (right to buy) | Common Stock | $22.62 | May 20, 2025 | 10,000 | Acquired |
| May 14, 2014 | ATRC | Stock Option (right to buy) | Common Stock | $15.96 | May 14, 2024 | 10,000 | Acquired |
| May 23, 2013 | ATRC | Stock Option (right to buy) | Common Stock | $9.30 | May 23, 2023 | 10,000 | Acquired |
| May 15, 2012 | ATRC | Stock Option (right to buy) | Common Stock | $8.04 | May 15, 2022 | 10,000 | Acquired |
| May 18, 2011 | ATRC | Stock Option (right to buy) | Common Stock | $14.17 | May 18, 2021 | 10,000 | Acquired |
| May 19, 2010 | ATRC | Stock Option (right to buy) | Common Stock | $5.15 | May 19, 2020 | 10,000 | Acquired |
| May 21, 2009 | ATRC | Stock Option (Right to Buy) | Common Stock | $2.58 | May 21, 2019 | 10,000 | Acquired |
| May 28, 2008 | ATRC | Stock Option (Right to Buy) | Common Stock | $10.10 | May 28, 2018 | 10,000 | Acquired |
| June 20, 2007 | ATRC | Stock Option (Right to Buy) | Common Stock | $9.50 | June 20, 2007 | 10,000 | Acquired |
| April 6, 2006 | ATRC | Stock Option (Right to Buy) | Common Stock | $9.37 | April 6, 2016 | 30,000 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 1 holding
Securities held when first becoming an insider, per SEC Form 3.
| Date | Ticker | Security | Shares | Ownership |
|---|---|---|---|---|
| Feb. 17, 2006 | ATRC | Stock Option (Right to Buy) | 20,000 | Direct |