ATEC

Alphatec Holdings, Inc.
11.45 +5.34% 2026-10-28

Last 90d 1 insider buy worth $1M · 1 insider sale

52-week range
6.82 23.29
1-month+10.4%
3-month+18.5%
1-year-30.9%
3-year-11.2%
5-year-6.6%
vs 50-day+12.8%
vs 200-day+7.7%
Volatility69%
Beta0.90
$ vol/day$27M
ATH105.60
From ATH-89.2%
Next report2026-10-29
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2026AprJulOct

bought sold · bigger dot, bigger trade · follows the chart’s range

WhenPeople SizeValuePrice
2mo buy 1 $1,013,150 8.76
3mo sched 1 $78,821 9.20
5mo sched 1 $48,460 8.13
6mo buy 1 $996,192 7.16
7mo sell 1 $3,204,580 12.85
7mo sched 1 $986,192 12.85
8mo sched 1 $2,046,419 12.46
8mo sched 1 $1,441,041 12.59
8mo sched 1 $1,109,549 12.41
9mo sched 1 $833,261 13.70
9mo sched 1 $549,536 14.17
10mo sched 1 $2,101,000 21.46
10mo sell 1 $4,915,000 19.94
10mo sched 1 $390,836 19.94
11mo sell 2 $1,315,051 20.19
11mo sched 1 $438,794 20.19
11mo sell 5 $21,201,585 20.77
11mo sell 1 $233,486 20.88
11mo sched 1 $491,526 20.88
11mo sched 1 $2,211,000 21.16
11mo sell 2 $10,310,000 22.17
11mo sell 2 $10,310,000 21.32
11mo sell 2 $1,860,700 19.91
11mo sell 4 $20,800,000 19.79
12mo sell 1 $3,864,000 19.70
12mo sched 1 $1,896,000 19.70
12mo sched 1 $1,995,000 19.42
1.0y sched 1 $1,132,600 16.87
1.1y sched 1 $1,396,000 13.91
1.1y sched 1 $2,113,239 15.37
1.1y sell 1 $998,125 15.47
1.2y sched 1 $4,719,000 16.25
1.2y sched 1 $101,231 15.93
1.2y sched 1 $148,832 15.70
1.2y sched 1 $916,729 15.10
1.2y sched 2 $1,376,283 14.93
1.3y sched 2 $65,784 11.00
1.4y sched 1 $251,588 11.00
1.4y sched 1 $47,992 11.05
1.4y sched 1 $2,468,278 12.55
1.4y sell 1 $719,875 12.78
1.5y sell 1 $145,440 11.93
1.5y sched 1 $401,625 11.28
1.6y sched 2 $1,877,078 9.76
1.6y sched 1 $365,318 9.92
1.6y sell 1 $135,032 10.54
1.7y sched 1 $469,803 11.05
1.7y sched 1 $278,891 12.09
1.7y sell 1 $352,760 10.78
1.7y sched 1 $341,062 10.78
1.7y sched 2 $834,770 11.30
1.7y sched 1 $414,044 11.79
1.7y sched 1 $1,122,555 11.80
1.8y sched 1 $80,244 11.50
1.8y sched 1 $626,591 11.00
1.9y sched 1 $600,954 9.55
1.9y sched 1 $1,006,000 10.19
2.2y buy 2 $351,598 5.84
2.2y buy 1 $283,500 5.83
2.2y buy 2 $517,850 6.16
2.4y sell 1 $546,524 10.63
2.5y sched 1 $480,750 12.46
2.6y buy 1 $202,950 13.34
2.6y sched 1 $121,401 12.95
2.6y buy 1 $256,600 12.95
2.6y sell 1 $1,615,000 13.04
2.7y sched 2 $1,774,566 13.44
2.7y sched 2 $963,654 13.73
2.7y sched 1 $625,478 14.25
2.7y sched 3 $1,628,057 15.38
2.7y sched 1 $40,400 15.88
2.7y sched 3 $1,663,105 16.49
2.8y sched 1 $37,500 14.92
2.8y sched 1 $37,500 15.18
3.0y buy 1 $315,000 10.22
3.1y sched 1 $2,270,075 12.75
3.1y sched 1 $2,415,000 13.38
3.1y sell 2 $1,685,070 14.20
3.2y sched 1 $129,804 14.88
3.2y buy 1 $86,882 15.05
3.3y sched 1 $1,926,522 18.16
3.4y sched 2 $1,048,346 15.30
3.4y sell 1 $1,080,634 15.81
3.4y sell 1 $1,080,634 16.21
3.5y sched 1 $890,459 14.99
3.5y sell 1 $27,788,340 15.30
3.5y buy 1 $87,100 15.25
3.5y sched 2 $719,659 15.71
3.6y sched 1 $5,599 15.65
3.6y buy 1 $47,244 14.95
3.6y sell 1 $2,123,200 14.68
3.6y sell 1 $483,600 15.89
3.6y sell 2 $962,947,540 16.12
3.6y buy 1 $72,388 16.12
3.7y sell 1 $525,168 15.83
3.7y sell 3 $2,667,332 15.34
3.7y sell 2 $499,362 14.52
3.7y sell 1 $922,653 13.99
3.7y sell 1 $840,000 13.75
3.8y sell 1 $2,368,200 13.14
3.8y sell 1 $2,380,800 13.32
3.8y sell 2 $623,900 12.24
3.9y sell 1 $529,500 10.61
3.9y sell 1 $98,800 9.93
4.0y sell 1 $92,500 9.10
4.2y sell 1 $34,304 7.77
4.2y sell 2 $461,859 9.09
4.2y buy 1 $64,705 8.47
4.4y buy 1 $691,000 6.44
4.4y sell 1 $429,300 6.86
4.4y buy 1 $50,700 6.86
4.4y buy 2 $627,326 7.33
4.4y sell 1 $501,200 7.48
4.4y sell 1 $2,438,000 8.07
4.5y buy 1 $48,480 8.34
4.6y sell 1 $900,467 12.27
4.6y buy 1 $11,704 9.89
4.6y buy 1 $45,750 10.84
4.7y sell 1 $55,794 11.42
4.7y sell 1 $200,080 10.80

Next report 2026-10-29 (Thursday, after close, in 1 day) · EPS estimate 0.09. It has finished the next session higher 50% of the time, average move 8.6%.

Day-after move, last 12 reports, oldest left.

ReportedEst.Actual SurpriseGapDay 1Day 5
2026-08-04 beat 0.07 0.07 +1.3% -4.6% -7.5% -7.0%
2026-05-05 beat — — +100.0% -21.7% -31.7% -26.2%
2026-02-24 beat 0.04 0.06 +44.9% -4.8% +0.8% -6.7%
2025-10-30 beat -0.02 0.03 +233.4% +22.7% +16.3% +21.2%
2025-07-31 beat -0.04 0.02 +148.0% +13.2% +30.2% +41.5%
2025-05-01 beat -0.12 -0.09 +27.2% +4.0% +8.5% +10.4%
2025-02-26 beat -0.07 -0.06 +7.9% -5.1% +9.6% -2.4%
2024-10-30 miss -0.11 -0.13 -23.5% +24.2% +39.7% +67.4%
2024-07-31 miss -0.12 -0.14 -18.1% -21.8% -34.3% -37.3%
2024-05-07 miss -0.14 -0.16 -7.9% -14.3% -21.9% -15.5%
2024-02-27 miss -0.07 -0.11 -46.2% -5.7% -8.9% -15.1%
2023-11-06 miss -0.08 -0.11 -24.8% +6.7% +5.2% +3.1%
2023-08-03 beat -0.12 -0.12 +1.9% +0.7% -5.6% -11.7%
2023-05-04 miss -0.16 -0.18 -14.2% +4.0% +3.4% +6.3%
2023-02-28 beat -0.15 -0.14 +8.5% +0.3% +1.9% +7.4%
2022-11-03 beat -0.17 -0.15 +9.9% +3.6% +1.0% +13.6%
2022-08-04 beat -0.17 -0.17 +2.6% -2.2% -0.4% +17.2%
2022-05-05 beat -0.21 -0.20 +3.4% +12.9% -12.8% -24.6%
2022-03-01 miss -0.23 -0.28 -24.7% -0.6% +2.6% +1.9%
2021-11-04 miss -0.20 -0.27 -33.8% +6.0% +2.0% -8.6%
2021-08-03 miss -0.21 -0.29 -36.7% +3.4% +6.7% -12.1%
2021-05-06 beat -0.20 -0.19 +6.5% -1.8% -1.1% -3.1%
2021-03-04 miss -0.15 -0.29 -84.2% -2.6% -4.3% +5.3%
2020-11-05 miss -0.16 -0.19 -21.3% +5.0% +8.3% +9.5%
2020-08-06 beat -0.28 -0.20 +27.3% -1.0% +10.6% -3.6%
2020-05-11 beat -0.21 -0.19 +8.1% +1.3% -2.0% -8.3%
2020-03-05 miss -0.17 -0.18 -1.6% -2.0% -6.2% -34.5%
2019-10-30 miss -0.22 -0.25 -12.0% +0.8% +11.1% +11.0%
2019-07-24 beat -0.27 -0.24 +11.5% +3.3% +9.6% +3.7%
2019-05-09 miss -0.22 -0.23 -4.5% +1.6% +7.7% +9.5%
2019-03-07 miss -0.16 -0.25 -51.5% -3.0% +6.9% +25.3%
2018-11-08 miss -0.18 -0.22 -22.2% -13.8% -6.6% -11.0%
2018-08-02 miss -0.12 -0.21 -68.0% +0.0% +4.7% +18.2%
2018-05-10 beat -0.41 -0.24 +41.3% +0.3% -7.0% +1.1%
2018-03-08 miss -0.28 -0.32 -14.3% +0.6% -1.4% -6.3%
2017-11-09 beat -0.34 -0.22 +35.3% +0.0% -0.3% -6.4%
2016-05-06 miss -0.48 -0.61 -26.1% -8.7% -8.7% -13.0%
2016-03-15 -0.36 -0.36 — +0.0% -3.8% -11.5%
2015-11-03 beat -0.48 — +100.0% +2.9% +2.9% -20.6%
2015-08-04 miss -0.24 -0.36 -50.0% -6.6% -42.6% -50.0%
2015-04-30 — -0.36 — -2.1% +0.0% -4.9%
2015-02-26 miss -0.12 -0.24 -100.0% +3.7% +7.4% +13.3%
2014-10-30 miss -0.08 -0.12 -49.9% +3.8% -3.2% -11.5%
2014-07-31 beat -0.24 — +100.0% -2.1% +1.4% -1.4%
2014-04-30 beat -0.24 0.12 +150.0% +0.0% +0.7% -8.1%
2014-03-17 miss -0.18 -0.24 -33.3% +10.0% +6.2% +0.0%
2013-11-07 miss -0.20 -0.24 -21.2% -2.1% -1.1% +0.0%
2013-08-06 beat -0.36 -0.12 +66.7% -0.9% -2.2% -8.9%
2013-04-30 miss -0.04 -0.18 -347.4% +0.5% -5.3% +2.6%
2013-02-28 miss -0.09 -0.37 -313.3% +4.3% +14.7% +29.4%
2012-11-05 beat -0.16 -0.12 +25.0% +1.2% +0.6% -3.6%
2012-08-07 miss -0.10 -0.12 -25.0% -1.2% -5.6% +5.6%
2012-05-08 beat -0.12 — +100.0% -6.5% -7.0% -17.7%
2012-02-28 miss -0.03 -0.72 -2300.0% -0.5% +2.0% -5.6%
2011-11-01 miss 0.09 — -100.0% +2.0% +4.0% -2.5%
2011-08-04 miss 0.02 -0.24 -1100.0% -3.9% +2.4% -4.7%
2011-05-04 beat -0.06 — +100.0% -0.3% +0.0% +13.2%
2011-02-24 miss -0.07 -0.24 -220.0% +4.4% -2.9% +0.4%
2010-11-08 beat -0.19 -0.04 +81.5% -5.8% -8.0% -8.0%
2010-08-05 miss 0.18 -0.12 -166.7% -43.0% -45.9% -55.4%
Model view — historical tendencies for the days ahead, not a forecast
Next 1 day
-0.0%
Next 1 week
+1.3%
Next 1 month
+2.2%
Seasonality
Weak window historically
Next 30 days (to Nov 28): -6.3% median, 37% of the last 19 years finished up.
20-year seasonality chart →
Mean reversion
Overbought — RSI(2) at 86
RSI(2) under 15 is oversold (this name has historically bounced); over 85 is overbought. Its dip-buy edge in history is +0.21%/day.
Mean-reversion stats →
1-month breakdown — Market · β 0.90 +2.4% · Seasonal tilt -0.1%
$27M/day volume 69% volatility -31% 1-year
52-week range · 28% of the way up · -51% from the high
$6.82$23.29

Not investment advice.