Jane Street
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Jane Street’s Alphatec Holdings ATEC Stock Holding History

Jane Street’s Portfolio ATEC Stock Details ATEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$657K Sell
60,400
-156,900
-72% -$2.28M ﹤0.01% 7403
2025
Q4 		$4.57M Buy
217,300
+12,300
+6% +$228K ﹤0.01% 3370
2025
Q3 		$2.98M Buy
205,000
+145,600
+245% +$2.03M ﹤0.01% 4230
2025
Q2 		$659K Buy
59,400
+18,900
+47% +$217K ﹤0.01% 6428
2025
Q1 		$411K Sell
40,500
-113,500
-74% -$1.22M ﹤0.01% 7236
2024
Q4 		$1.41M Buy
154,000
+125,800
+446% +$1M ﹤0.01% 4756
2024
Q3 		$157K Buy
+28,200
New +$216K ﹤0.01% 8793
2024
Q2 		– Sell
-26,500
Closed -$365K – 9317
2024
Q1 		$365K Sell
26,500
-56,700
-68% -$841K ﹤0.01% 7229
2023
Q4 		$1.26M Buy
83,200
+53,700
+182% +$642K ﹤0.01% 5160
2023
Q3 		$383K Sell
29,500
-28,000
-49% -$439K ﹤0.01% 6678
2023
Q2 		$1.03M Sell
57,500
-38,700
-40% -$603K ﹤0.01% 5139
2023
Q1 		$1.5M Buy
96,200
+80,500
+513% +$1.14M ﹤0.01% 4302
2022
Q4 		$194K Sell
15,700
-24,300
-61% -$245K ﹤0.01% 7687
2022
Q3 		$350K Sell
40,000
-17,600
-31% -$139K ﹤0.01% 7331
2022
Q2 		$377K Buy
57,600
+20,100
+54% +$185K ﹤0.01% 7222
2022
Q1 		$431K Buy
37,500
+21,800
+139% +$236K ﹤0.01% 7753
2021
Q4 		$179K Sell
15,700
-6,300
-29% -$74.4K ﹤0.01% 8895
2021
Q3 		$268K Buy
22,000
+5,200
+31% +$72.5K ﹤0.01% 8399
2021
Q2 		$257K Buy
+16,800
New +$259K ﹤0.01% 8417

Other funds holding ATEC

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Royal Bank of Canada
Royal Bank of Canada Toronto, Ontario, Canada $570B AUM 27.57% 1-Year Est. Return
BNP Paribas Asset Management
BNP Paribas Asset Management Paris, France $86.1B AUM 29.11% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $369B AUM 31.66% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Jane Street's ATEC Position: Q1 2026 in Review

Jane Street increased its Alphatec Holdings (ATEC) stake by 52% in Q1 2026, buying an estimated $4.39M and bringing the position to 878,549 shares worth $9.56M. The position accounts for ﹤0.01% of the portfolio, ranked #2595.

Jane Street first reported a position in ATEC in Q2 2019 and has held it in 19 quarters since. The position peaked at $12.1M in Q4 2025. 285 funds tracked by Wall St. Rank hold ATEC as of Q1 2026.

  • Jane Street held 878,549 shares of Alphatec Holdings worth $9.56M as of Q1 2026.
  • Jane Street bought 301,339 Alphatec Holdings shares in Q1 2026, an estimated $4.39M.
  • Alphatec Holdings made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #2595 holding.
  • Jane Street first reported a position in Alphatec Holdings in Q2 2019 and has held it in 19 quarters since.
  • Jane Street's Alphatec Holdings position peaked at $12.1M in Q4 2025.
  • 285 funds tracked by Wall St. Rank held Alphatec Holdings as of Q1 2026.

Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.