Stephen Oneil
Insider
First SEC filing: June 2, 2006 · Latest: June 2, 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 |
|---|---|---|---|---|---|---|---|---|---|
| April 25, 2017 | ATEC | A | 28,090 | · | · | 28,090 Direct | · | Acquired | (price as of 2026-10-02) |
| April 25, 2017 | ATEC | A | 18,939 | · | · | 33,006 Direct | +134.63% | Acquired | (price as of 2026-10-02) |
| Dec. 12, 2016 | ATEC | A | 14,610 | $4.43 | $64,722 | 29,221 Direct | +99.99% | Acquired | 126.4% (price as of 2026-10-02) |
| Feb. 25, 2015 | ATEC | A | 40,816 | $1.35 | $55,102 | 175,343 Direct | +30.34% | Acquired | -38.1% (price as of 2026-10-02) |
| Feb. 25, 2015 | ATEC | A | 33,334 | · | · | 168,812 Direct | +24.60% | Acquired | (price as of 2026-10-02) |
| July 29, 2014 | ATEC | A | 38,269 | $1.34 | $51,280 | 134,527 Direct | +39.76% | Acquired | -37.6% (price as of 2026-10-02) |
| July 29, 2014 | ATEC | A | 33,582 | · | · | 135,478 Direct | +32.96% | Acquired | (price as of 2026-10-02) |
| July 26, 2013 | ATEC | A | 20,088 | $2.37 | $47,609 | 96,258 Direct | +26.37% | Acquired | -64.7% (price as of 2026-10-02) |
| July 26, 2013 | ATEC | A | 18,987 | · | · | 101,896 Direct | +22.90% | Acquired | (price as of 2026-10-02) |
| July 25, 2012 | ATEC | A | 21,170 | $1.69 | $35,777 | 76,170 Direct | +38.49% | Acquired | -50.5% (price as of 2026-10-02) |
| July 25, 2012 | ATEC | A | 26,272 | · | · | 82,909 Direct | +46.39% | Acquired | (price as of 2026-10-02) |
| July 27, 2011 | ATEC | A | 25,000 | $2.86 | $71,500 | 55,000 Direct | +83.33% | Acquired | -70.8% (price as of 2026-10-02) |
| Nov. 4, 2010 | ATEC | A | 7,500 | $2.31 | $17,325 | 30,000 Direct | +33.33% | Acquired | -63.8% (price as of 2026-10-02) |
| Aug. 9, 2010 | ATEC | P | 5,000 | $2.50 | $12,500 | 56,637 Direct | +9.68% | Acquired | -66.6% (price as of 2026-10-02) |
| Aug. 9, 2010 | ATEC | A | 5,000 | $2.50 | $12,500 | 56,637 Direct | +9.68% | Acquired | -66.6% (price as of 2026-10-02) |
| Aug. 4, 2009 | ATEC | A | 7,500 | $4.45 | $33,375 | 22,500 Direct | +50.00% | Acquired | -81.2% (price as of 2026-10-02) |
| July 31, 2008 | ATEC | A | 7,500 | $4.78 | $35,850 | 15,000 Direct | +100.00% | Acquired | -82.5% (price as of 2026-10-02) |
| Aug. 22, 2007 | ATEC | A | 7,500 | · | · | 7,500 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| June 7, 2006 | ATEC | J | 587 | · | · | 54,137 Direct | +1.10% | Acquired | (price as of 2026-10-02) |
| June 7, 2006 | ATEC | C | 53,550 | · | · | 53,550 Direct | · | Acquired | (price as of 2026-10-02) |
| June 7, 2006 | ATEC | J | 581 | · | · | 54,131 Direct | +1.08% | Acquired | (price as of 2026-10-02) |
| June 7, 2006 | ATEC | J | 500 | · | · | 500 Direct | · | Acquired | (price as of 2026-10-02) |
| June 7, 2006 | ATEC | C | 15,000 | · | · | 0 Direct | -100.00% | Disposed | (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 |
|---|---|---|---|---|---|---|---|
| April 25, 2017 | ATEC | Stock Option (right to buy) | Common Stock | $1.98 | April 25, 2027 | 28,090 | Acquired |
| Dec. 12, 2016 | ATEC | NQ Stock Option | Common Stock | $4.43 | Dec. 12, 2026 | 14,610 | Acquired |
| Feb. 25, 2015 | ATEC | NQ Stock Option | Common Stock | $1.35 | Feb. 25, 2025 | 40,816 | Acquired |
| July 29, 2014 | ATEC | NQ Stock Option | Common Stock | $1.34 | July 29, 2024 | 38,269 | Acquired |
| July 26, 2013 | ATEC | NQ Stock Option | Common Stock | $2.37 | July 26, 2023 | 20,088 | Acquired |
| July 25, 2012 | ATEC | NQ Stock Option | Common Stock | $1.69 | July 25, 2022 | 21,170 | Acquired |
| July 27, 2011 | ATEC | NQ Stock Option | Common Stock | $2.86 | July 27, 2021 | 25,000 | Acquired |
| Nov. 4, 2010 | ATEC | NQ Stock Option | Common Stock | $2.31 | Nov. 4, 2020 | 7,500 | Acquired |
| Aug. 4, 2009 | ATEC | NQ Stock Option | Common Stock | $4.45 | Aug. 4, 2019 | 7,500 | Acquired |
| July 31, 2008 | ATEC | NQ Stock Option | Common Stock | $4.78 | July 31, 2018 | 7,500 | Acquired |
| Aug. 22, 2007 | ATEC | NQ Stock Option | Common Stock | $3.93 | Aug. 22, 2017 | 7,500 | Disposed |
| June 7, 2006 | ATEC | Series A-1 Common Stock | Common Stock | · | · | 15,000 | Disposed |
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 |
|---|---|---|---|---|
| June 2, 2006 | ATEC | Series A-1 Common Stock | · | Direct |