Alphatec Holdings, Inc.

Miles Patrick bought 115,000 shares of ATEC on 10 September. They now own 5,893,551 ATEC shares.

Marshall Tyson Eliot sold 8,168 shares of ATEC on 5 August. They now own 630,398 ATEC shares.

Mcginnis Karen K sold 6,050 shares of ATEC on 11 June. They now own 94,671 ATEC shares.

Valentine Keith bought 32,012 shares of ATEC on 10 June. They now own 264,283 ATEC shares.

Blackford Quentin S. bought 32,012 shares of ATEC on 10 June. They now own 600,381 ATEC shares.

Pelizzon David R bought 32,012 shares of ATEC on 10 June. They now own 378,839 ATEC shares.

Berkowitz Mortimer Iii bought 32,012 shares of ATEC on 10 June. They now own 650,062 ATEC shares.

Demski David M bought 32,012 shares of ATEC on 10 June. They now own 431,635 ATEC shares.

Mcginnis Karen K bought 32,012 shares of ATEC on 10 June. They now own 100,721 ATEC shares.

Valentine Keith bought 35,000 shares of ATEC on 11 May. They now own 232,271 ATEC shares.

Valentine Keith bought 43,847 shares of ATEC on 8 May. They now own 197,271 ATEC shares.

Valentine Keith bought 56,153 shares of ATEC on 7 May. They now own 153,424 ATEC shares.

Marshall Tyson Eliot sold 23,393 shares of ATEC on 7 April. They now own 638,566 ATEC shares.

Marshall Tyson Eliot sold 15,000 shares of ATEC on 7 April. They now own 0 ATEC shares.

Marshall Tyson Eliot bought 60,000 shares of ATEC on 7 April. They now own 661,959 ATEC shares.

Marshall Tyson Eliot bought 15,000 shares of ATEC on 7 April. They now own 574,459 ATEC shares.

Marshall Tyson Eliot bought 15,000 shares of ATEC on 7 April. They now own 589,459 ATEC shares.

Marshall Tyson Eliot sold 12,500 shares of ATEC on 7 April. They now own 0 ATEC shares.

Marshall Tyson Eliot bought 12,500 shares of ATEC on 7 April. They now own 601,959 ATEC shares.

Marshall Tyson Eliot sold 15,000 shares of ATEC on 7 April. They now own 0 ATEC shares.

Marshall Tyson Eliot sold 60,000 shares of ATEC on 7 April. They now own 0 ATEC shares.

Lish Scott sold 260,535 shares of ATEC on 13 March. They now own 815,704 ATEC shares.

Koning John Todd sold 79,789 shares of ATEC on 13 March. They now own 600,721 ATEC shares.

Sponsel David sold 163,452 shares of ATEC on 11 March. They now own 504,932 ATEC shares.

Hunsaker Craig E sold 82,765 shares of ATEC on 9 March. They now own 1,726,209 ATEC shares.

Hunsaker Craig E sold 600 shares of ATEC on 9 March. They now own 1,725,609 ATEC shares.

Hunsaker Craig E sold 33,602 shares of ATEC on 6 March. They now own 1,808,974 ATEC shares.

Marshall Tyson Eliot sold 88,835 shares of ATEC on 5 March. They now own 559,459 ATEC shares.

Miles Patrick sold 219,749 shares of ATEC on 5 March. They now own 5,778,551 ATEC shares.

Koning John Todd sold 68,910 shares of ATEC on 5 March. They now own 680,510 ATEC shares.

Sponsel David bought 205,094 shares of ATEC on 25 February. They now own 554,594 ATEC shares.

Marshall Tyson Eliot bought 42,459 shares of ATEC on 25 February. They now own 42,459 ATEC shares.

Sponsel David bought 93,410 shares of ATEC on 25 February. They now own 648,004 ATEC shares.

Miles Patrick bought 305,707 shares of ATEC on 25 February. They now own 5,949,387 ATEC shares.

Sponsel David bought 20,380 shares of ATEC on 25 February. They now own 668,384 ATEC shares.

Lish Scott bought 63,689 shares of ATEC on 25 February. They now own 63,689 ATEC shares.

Marshall Tyson Eliot bought 205,094 shares of ATEC on 25 February. They now own 550,536 ATEC shares.

Koning John Todd bought 110,394 shares of ATEC on 25 February. They now own 729,040 ATEC shares.

Miles Patrick bought 152,853 shares of ATEC on 25 February. They now own 152,853 ATEC shares.

Marshall Tyson Eliot bought 84,918 shares of ATEC on 25 February. They now own 635,454 ATEC shares.

Koning John Todd bought 55,197 shares of ATEC on 25 February. They now own 55,197 ATEC shares.

Koning John Todd bought 205,094 shares of ATEC on 25 February. They now own 618,646 ATEC shares.

Koning John Todd bought 20,380 shares of ATEC on 25 February. They now own 749,420 ATEC shares.

Marshall Tyson Eliot bought 12,840 shares of ATEC on 25 February. They now own 648,294 ATEC shares.

Sponsel David bought 46,705 shares of ATEC on 25 February. They now own 46,705 ATEC shares.

Lish Scott bought 311,110 shares of ATEC on 25 February. They now own 927,869 ATEC shares.

Lish Scott bought 127,378 shares of ATEC on 25 February. They now own 1,055,247 ATEC shares.

Hunsaker Craig E bought 20,992 shares of ATEC on 25 February. They now own 1,842,576 ATEC shares.

Hunsaker Craig E bought 127,378 shares of ATEC on 25 February. They now own 1,821,584 ATEC shares.

Miles Patrick bought 611,673 shares of ATEC on 25 February. They now own 5,643,680 ATEC shares.

Lish Scott bought 20,992 shares of ATEC on 25 February. They now own 1,076,239 ATEC shares.

Hunsaker Craig E bought 63,689 shares of ATEC on 25 February. They now own 63,689 ATEC shares.

Hunsaker Craig E bought 311,110 shares of ATEC on 25 February. They now own 1,694,206 ATEC shares.

Miles Patrick bought 48,913 shares of ATEC on 25 February. They now own 5,998,300 ATEC shares.

Hunsaker Craig E bought 20,969 shares of ATEC on 12 February. They now own 1,424,201 ATEC shares.

Hunsaker Craig E sold 120,248 shares of ATEC on 12 February. They now own 0 ATEC shares.

Hunsaker Craig E bought 31,710 shares of ATEC on 12 February. They now own 1,204,735 ATEC shares.

Hunsaker Craig E sold 20,969 shares of ATEC on 12 February. They now own 104,031 ATEC shares.

Hunsaker Craig E bought 120,248 shares of ATEC on 12 February. They now own 1,324,983 ATEC shares.

Hunsaker Craig E sold 78,249 shares of ATEC on 12 February. They now own 0 ATEC shares.

Hunsaker Craig E bought 78,249 shares of ATEC on 12 February. They now own 1,403,232 ATEC shares.

Hunsaker Craig E sold 31,710 shares of ATEC on 12 February. They now own 0 ATEC shares.

Hunsaker Craig E sold 41,105 shares of ATEC on 12 February. They now own 1,383,096 ATEC shares.

Sponsel David sold 60,425 shares of ATEC on 5 February. They now own 349,500 ATEC shares.

Hunsaker Craig E sold 37,358 shares of ATEC on 3 February. They now own 1,173,025 ATEC shares.

Miles Patrick sold 100,000 shares of ATEC on 5 January. They now own 5,135,398 ATEC shares.

Pelizzon David R sold 250,000 shares of ATEC on 16 December. They now own 10,395,045 ATEC shares.

Lish Scott sold 19,900 shares of ATEC on 16 December. They now own 641,432 ATEC shares.

Demski David M sold 30,000 shares of ATEC on 11 December. They now own 399,623 ATEC shares.

Sponsel David sold 21,106 shares of ATEC on 10 December. They now own 439,767 ATEC shares.

Hunsaker Craig E sold 32,584 shares of ATEC on 10 December. They now own 1,256,558 ATEC shares.

Squadron Capital Llc sold 28,834 shares of ATEC on 9 December. They now own 10,645,045 ATEC shares.

Pritzker Jennifer N. sold 28,834 shares of ATEC on 9 December. They now own 10,645,045 ATEC shares.

Squadron Capital Holdings Llc sold 28,834 shares of ATEC on 9 December. They now own 10,645,045 ATEC shares.

Pelizzon David R sold 28,834 shares of ATEC on 9 December. They now own 10,645,045 ATEC shares.

Pelizzon David R sold 221,166 shares of ATEC on 8 December. They now own 10,673,879 ATEC shares.

Squadron Capital Llc sold 221,166 shares of ATEC on 8 December. They now own 10,673,879 ATEC shares.

Sponsel David sold 988 shares of ATEC on 8 December. They now own 460,873 ATEC shares.

Miles Patrick sold 28,680 shares of ATEC on 8 December. They now own 5,235,398 ATEC shares.

Pritzker Jennifer N. sold 221,166 shares of ATEC on 8 December. They now own 10,673,879 ATEC shares.

Squadron Capital Holdings Llc sold 221,166 shares of ATEC on 8 December. They now own 10,673,879 ATEC shares.

Koning John Todd sold 15,266 shares of ATEC on 8 December. They now own 445,955 ATEC shares.

Marshall Tyson Eliot sold 12,965 shares of ATEC on 5 December. They now own 345,442 ATEC shares.

Marshall Tyson Eliot sold 9,924 shares of ATEC on 5 December. They now own 358,407 ATEC shares.

Lish Scott sold 10,875 shares of ATEC on 5 December. They now own 661,332 ATEC shares.

Miles Patrick sold 100,000 shares of ATEC on 1 December. They now own 5,264,078 ATEC shares.

Squadron Capital Holdings Llc sold 250,000 shares of ATEC on 24 November. They now own 10,895,045 ATEC shares.

Squadron Capital Llc sold 250,000 shares of ATEC on 24 November. They now own 10,895,045 ATEC shares.

Pritzker Jennifer N. sold 250,000 shares of ATEC on 24 November. They now own 10,895,045 ATEC shares.

Pelizzon David R sold 250,000 shares of ATEC on 24 November. They now own 10,895,045 ATEC shares.

Marshall Tyson Eliot sold 70,000 shares of ATEC on 20 November. They now own 368,331 ATEC shares.

Lish Scott sold 25,000 shares of ATEC on 20 November. They now own 672,207 ATEC shares.

Lish Scott bought 25,000 shares of ATEC on 20 November. They now own 697,207 ATEC shares.

Lish Scott sold 25,000 shares of ATEC on 20 November. They now own 0 ATEC shares.

Pelizzon David R sold 250,000 shares of ATEC on 12 November. They now own 11,145,045 ATEC shares.

Pritzker Jennifer N. sold 250,000 shares of ATEC on 12 November. They now own 11,145,045 ATEC shares.

Squadron Capital Holdings Llc sold 250,000 shares of ATEC on 12 November. They now own 11,145,045 ATEC shares.

Squadron Capital Llc sold 250,000 shares of ATEC on 12 November. They now own 11,145,045 ATEC shares.

Rydin Jeffrey P sold 200,000 shares of ATEC on 3 November. They now own 385,441 ATEC shares.

Miles Patrick sold 100,000 shares of ATEC on 3 November. They now own 5,364,078 ATEC shares.

Hunsaker Craig E sold 100,000 shares of ATEC on 31 October. They now own 1,289,142 ATEC shares.

Sponsel David sold 70,000 shares of ATEC on 24 October. They now own 461,861 ATEC shares.

Lish Scott bought 13,500 shares of ATEC on 14 October. They now own 672,207 ATEC shares.

Lish Scott sold 13,500 shares of ATEC on 14 October. They now own 0 ATEC shares.

Miles Patrick sold 100,000 shares of ATEC on 1 October. They now own 5,464,078 ATEC shares.

Sponsel David sold 2,555 shares of ATEC on 19 September. They now own 531,861 ATEC shares.

Sponsel David sold 137,445 shares of ATEC on 18 September. They now own 534,416 ATEC shares.

Berkowitz Mortimer Iii sold 62,500 shares of ATEC on 9 September. They now own 618,050 ATEC shares.

Miles Patrick sold 300,000 shares of ATEC on 2 September. They now own 5,564,078 ATEC shares.

Lish Scott sold 6,323 shares of ATEC on 21 August. They now own 658,707 ATEC shares.

Miles Patrick sold 10,000 shares of ATEC on 14 August. They now own 5,864,078 ATEC shares.

Lish Scott sold 9,302 shares of ATEC on 13 August. They now own 665,030 ATEC shares.

Koning John Todd sold 5,315 shares of ATEC on 6 August. They now own 461,221 ATEC shares.

Hunsaker Craig E sold 10,876 shares of ATEC on 6 August. They now own 1,389,142 ATEC shares.

Sponsel David sold 982 shares of ATEC on 6 August. They now own 671,861 ATEC shares.

Marshall Tyson Eliot sold 9,924 shares of ATEC on 5 August. They now own 446,499 ATEC shares.

Hunsaker Craig E sold 50,000 shares of ATEC on 5 August. They now own 1,400,018 ATEC shares.

Lish Scott sold 16,666 shares of ATEC on 5 August. They now own 674,332 ATEC shares.

Marshall Tyson Eliot sold 8,168 shares of ATEC on 5 August. They now own 438,331 ATEC shares.

Lish Scott sold 17,857 shares of ATEC on 4 August. They now own 690,998 ATEC shares.

Marshall Tyson Eliot sold 12,878 shares of ATEC on 1 August. They now own 456,423 ATEC shares.

Lish Scott sold 36,081 shares of ATEC on 1 August. They now own 708,855 ATEC shares.

Marshall Tyson Eliot sold 1,500 shares of ATEC on 10 July. They now own 469,301 ATEC shares.

Lish Scott sold 3,982 shares of ATEC on 10 July. They now own 744,936 ATEC shares.

Lish Scott sold 22,727 shares of ATEC on 13 June. They now own 748,918 ATEC shares.

Berkowitz Mortimer Iii bought 15,131 shares of ATEC on 11 June. They now own 680,550 ATEC shares.

Blackford Quentin S. bought 15,131 shares of ATEC on 11 June. They now own 568,369 ATEC shares.

Demski David M bought 15,131 shares of ATEC on 11 June. They now own 429,623 ATEC shares.

Woods Ward W Jr bought 15,131 shares of ATEC on 11 June. They now own 154,291 ATEC shares.

Rydin Jeffrey P bought 15,131 shares of ATEC on 11 June. They now own 585,441 ATEC shares.

Mcginnis Karen K bought 15,131 shares of ATEC on 11 June. They now own 72,672 ATEC shares.

Pelizzon David R bought 15,131 shares of ATEC on 11 June. They now own 346,827 ATEC shares.

Valentine Keith bought 15,131 shares of ATEC on 11 June. They now own 97,271 ATEC shares.

Mcginnis Karen K sold 3,963 shares of ATEC on 11 June. They now own 68,709 ATEC shares.

Hunsaker Craig E sold 13,878 shares of ATEC on 5 June. They now own 1,450,018 ATEC shares.

Hunsaker Craig E sold 186,122 shares of ATEC on 4 June. They now own 1,463,896 ATEC shares.

Lish Scott sold 55,375 shares of ATEC on 19 May. They now own 771,645 ATEC shares.

Blackford Quentin S. sold 21,000 shares of ATEC on 5 May. They now own 553,238 ATEC shares.

Lish Scott sold 12,000 shares of ATEC on 5 May. They now own 826,251 ATEC shares.

Koning John Todd sold 37,500 shares of ATEC on 22 April. They now own 466,536 ATEC shares.

Miles Patrick bought 16,475 shares of ATEC on 1 April. They now own 5,874,078 ATEC shares.

Lish Scott bought 21,751 shares of ATEC on 1 April. They now own 838,251 ATEC shares.

Koning John Todd bought 20,929 shares of ATEC on 1 April. They now own 504,036 ATEC shares.

Sponsel David bought 3,866 shares of ATEC on 1 April. They now own 672,843 ATEC shares.

Hunsaker Craig E bought 21,751 shares of ATEC on 1 April. They now own 1,650,018 ATEC shares.

Marshall Tyson Eliot bought 19,848 shares of ATEC on 1 April. They now own 470,801 ATEC shares.

Lish Scott sold 27,994 shares of ATEC on 10 March. They now own 816,500 ATEC shares.

Koning John Todd sold 165,121 shares of ATEC on 10 March. They now own 483,107 ATEC shares.

Miles Patrick sold 12,691 shares of ATEC on 7 March. They now own 5,857,603 ATEC shares.

Sponsel David sold 33,732 shares of ATEC on 6 March. They now own 668,977 ATEC shares.

Miles Patrick sold 70,097 shares of ATEC on 6 March. They now own 5,870,294 ATEC shares.

Marshall Tyson Eliot sold 27,805 shares of ATEC on 6 March. They now own 450,953 ATEC shares.

Mcginnis Karen K sold 38,320 shares of ATEC on 3 March. They now own 57,541 ATEC shares.

Lish Scott sold 23,183 shares of ATEC on 27 February. They now own 844,494 ATEC shares.

Miles Patrick sold 32,393 shares of ATEC on 26 February. They now own 5,940,391 ATEC shares.

Sponsel David sold 19,419 shares of ATEC on 25 February. They now own 702,709 ATEC shares.

Sponsel David sold 12,946 shares of ATEC on 24 February. They now own 722,128 ATEC shares.

Miles Patrick sold 92,988 shares of ATEC on 24 February. They now own 5,972,784 ATEC shares.

Lish Scott sold 27,453 shares of ATEC on 6 February. They now own 867,677 ATEC shares.

Miles Patrick sold 43,459 shares of ATEC on 5 February. They now own 6,065,772 ATEC shares.

Sponsel David sold 36,256 shares of ATEC on 3 February. They now own 735,074 ATEC shares.

Miles Patrick sold 43,313 shares of ATEC on 30 January. They now own 6,109,231 ATEC shares.

Miles Patrick bought 311,634 shares of ATEC on 29 January. They now own 5,813,349 ATEC shares.

Lish Scott bought 120,952 shares of ATEC on 29 January. They now own 701,813 ATEC shares.

Miles Patrick sold 50,000 shares of ATEC on 29 January. They now own 6,152,544 ATEC shares.

Miles Patrick bought 48,240 shares of ATEC on 29 January. They now own 6,202,544 ATEC shares.

Sponsel David bought 133,591 shares of ATEC on 29 January. They now own 635,902 ATEC shares.

Hunsaker Craig E bought 173,417 shares of ATEC on 29 January. They now own 1,606,558 ATEC shares.

Sponsel David bought 21,106 shares of ATEC on 29 January. They now own 771,330 ATEC shares.

Koning John Todd bought 114,322 shares of ATEC on 29 January. They now own 628,630 ATEC shares.

Lish Scott bought 173,417 shares of ATEC on 29 January. They now own 875,230 ATEC shares.

Marshall Tyson Eliot bought 114,322 shares of ATEC on 29 January. They now own 465,793 ATEC shares.

Lish Scott bought 19,900 shares of ATEC on 29 January. They now own 895,130 ATEC shares.

Koning John Todd bought 120,952 shares of ATEC on 29 January. They now own 514,308 ATEC shares.

Hunsaker Craig E bought 156,935 shares of ATEC on 29 January. They now own 1,433,141 ATEC shares.

Marshall Tyson Eliot bought 105,833 shares of ATEC on 29 January. They now own 351,471 ATEC shares.

Koning John Todd bought 19,598 shares of ATEC on 29 January. They now own 648,228 ATEC shares.

Miles Patrick bought 340,955 shares of ATEC on 29 January. They now own 6,154,304 ATEC shares.

Marshall Tyson Eliot bought 12,965 shares of ATEC on 29 January. They now own 478,758 ATEC shares.

Sponsel David bought 114,322 shares of ATEC on 29 January. They now own 750,224 ATEC shares.

Hunsaker Craig E bought 21,709 shares of ATEC on 29 January. They now own 1,628,267 ATEC shares.

Miles Patrick sold 6,687 shares of ATEC on 21 January. They now own 5,501,715 ATEC shares.

Sponsel David sold 58,283 shares of ATEC on 13 January. They now own 502,311 ATEC shares.

Sponsel David sold 238 shares of ATEC on 10 January. They now own 560,594 ATEC shares.

Demski David M bought 126,051 shares of ATEC on 18 December. They now own 414,492 ATEC shares.

Sponsel David sold 62,018 shares of ATEC on 11 December. They now own 560,832 ATEC shares.

Hunsaker Craig E sold 1,866 shares of ATEC on 10 December. They now own 31,701 ATEC shares.

Hunsaker Craig E sold 72,752 shares of ATEC on 10 December. They now own 120,208 ATEC shares.

Hunsaker Craig E sold 36,301 shares of ATEC on 10 December. They now own 78,249 ATEC shares.

Hunsaker Craig E bought 36,301 shares of ATEC on 10 December. They now own 1,224,745 ATEC shares.

Hunsaker Craig E bought 1,866 shares of ATEC on 10 December. They now own 1,226,611 ATEC shares.

Hunsaker Craig E sold 23,157 shares of ATEC on 10 December. They now own 1,276,206 ATEC shares.

Hunsaker Craig E bought 72,752 shares of ATEC on 10 December. They now own 1,299,363 ATEC shares.

Blackford Quentin S. sold 15,114 shares of ATEC on 21 November. They now own 574,238 ATEC shares.

Miles Patrick sold 50,000 shares of ATEC on 21 November. They now own 5,508,402 ATEC shares.

Miles Patrick sold 50,000 shares of ATEC on 20 November. They now own 5,558,402 ATEC shares.

Bakst Evan bought 35,000 shares of ATEC on 23 August. They now own 50,000 ATEC shares.

Pelizzon David R bought 16,978 shares of ATEC on 23 August. They now own 331,696 ATEC shares.

Pelizzon David R bought 8,818 shares of ATEC on 22 August. They now own 314,718 ATEC shares.

Demski David M bought 50,000 shares of ATEC on 21 August. They now own 288,441 ATEC shares.