Deerfield Management’s Alphatec Holdings ATEC Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | – | Sell |
-57,277
| Closed | -$1.21M | – | 91 |
|
|
2025
Q4 | $1.21M | Sell |
57,277
-7,985
| -12% | -$148K | 0.02% | 115 |
|
|
2025
Q3 | $949K | Buy |
65,262
+48,179
| +282% | +$671K | 0.01% | 125 |
|
|
2025
Q2 | $190K | Buy |
+17,083
| New | +$196K | ﹤0.01% | 109 |
|
|
2024
Q2 | – | Sell |
-10,136
| Closed | -$140K | – | 447 |
|
|
2024
Q1 | $140K | Buy |
+10,136
| New | +$150K | ﹤0.01% | 350 |
|
|
2023
Q3 | – | Sell |
-1,189,648
| Closed | -$21.4M | – | 94 |
|
|
2023
Q2 | $21.4M | Buy |
1,189,648
+142,857
| +14% | +$2.22M | 0.46% | 47 |
|
|
2023
Q1 | $16.3M | Hold |
1,046,791
| – | – | 0.36% | 58 |
|
|
2022
Q4 | $12.9M | Sell |
1,046,791
-1,486,001
| -59% | -$15M | 0.27% | 69 |
|
|
2022
Q3 | $22.1M | Buy |
2,532,792
+112,245
| +5% | +$888K | 0.44% | 61 |
|
|
2022
Q2 | $15.8M | Sell |
2,420,547
-1,174,282
| -33% | -$10.8M | 0.33% | 67 |
|
|
2022
Q1 | $41.3M | Hold |
3,594,829
| – | – | 0.92% | 36 |
|
|
2021
Q4 | $41.1M | Hold |
3,594,829
| – | – | 0.86% | 36 |
|
|
2021
Q3 | $43.8M | Buy |
3,594,829
+192,445
| +6% | +$2.68M | 0.86% | 34 |
|
|
2021
Q2 | $52.1M | Buy |
3,402,384
+200,468
| +6% | +$3.09M | 0.93% | 31 |
|
|
2021
Q1 | $50.6M | Buy |
3,201,916
+1,201,916
| +60% | +$18.9M | 1.06% | 28 |
|
|
2020
Q4 | $29M | Buy |
+2,000,000
| New | +$21.1M | 0.57% | 57 |
|
|
2019
Q4 | – | Sell |
-536,517
| Closed | -$2.69M | – | 78 |
|
|
2019
Q3 | $2.69M | Buy |
+536,517
| New | +$2.79M | 0.11% | 84 |
|
|
2016
Q3 | – | Sell |
-415,228
| Closed | -$1.75M | – | 94 |
|
|
2016
Q2 | $1.75M | Hold |
415,228
| – | – | 0.07% | 89 |
|
|
2016
Q1 | $1.2M | Hold |
415,228
| – | – | 0.05% | 92 |
|
|
2015
Q4 | $1.5M | Hold |
415,228
| – | – | 0.06% | 100 |
|
|
2015
Q3 | $1.64M | Hold |
415,228
| – | – | 0.06% | 117 |
|
|
2015
Q2 | $6.88M | Hold |
415,228
| – | – | 0.23% | 87 |
|
|
2015
Q1 | $7.22M | Buy |
415,228
+83,333
| +25% | +$1.39M | 0.23% | 74 |
|
|
2014
Q4 | $5.62M | Hold |
331,895
| – | – | 0.2% | 74 |
|
|
2014
Q3 | $6.77M | Hold |
331,895
| – | – | 0.25% | 80 |
|
|
2014
Q2 | $6.49M | Hold |
331,895
| – | – | 0.26% | 79 |
|
|
2014
Q1 | $5.97M | Hold |
331,895
| – | – | 0.24% | 85 |
|
|
2013
Q4 | $8.01M | Hold |
331,895
| – | – | 0.41% | 63 |
|
|
2013
Q3 | $7.85M | Buy |
331,895
+25,845
| +8% | +$655K | 0.36% | 71 |
|
|
2013
Q2 | $7.53M | Buy |
+306,050
| New | +$7.11M | 0.35% | 72 |
|
Other funds holding ATEC
VCM
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Deerfield Management's ATEC Position: Q1 2026 in Review
Deerfield Management sold out of Alphatec Holdings (ATEC) in Q1 2026, closing a stake of 57,277 shares — an estimated $1.21M sold.
Deerfield Management first reported a position in ATEC in Q2 2013 and held it in 29 quarters. The position peaked at $52.1M in Q2 2021. 285 funds tracked by Wall St. Rank hold ATEC as of Q1 2026.
- Deerfield Management reported no remaining Alphatec Holdings position as of Q1 2026 after selling out during the quarter.
- Deerfield Management sold 57,277 Alphatec Holdings shares in Q1 2026, an estimated $1.21M.
- Deerfield Management first reported a position in Alphatec Holdings in Q2 2013 and held it in 29 quarters.
- Deerfield Management's Alphatec Holdings position peaked at $52.1M in Q2 2021.
- 285 funds tracked by Wall St. Rank held Alphatec Holdings as of Q1 2026.
Based on Deerfield Management's 13F filing for Q1 2026, filed 15 May 2026.