Tidemark
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Tidemark’s Alphatec Holdings ATEC Stock Holding History

Tidemark’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
2024
Q1 		– Sell
-45
Closed -$450 – 696
2023
Q4 		$450 Buy
+45
New +$538 ﹤0.01% 662

Other funds holding ATEC

Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.92T AUM 36.1% 1-Year Est. Return
Emerald Advisers
Emerald Advisers Leola, Pennsylvania $3.64B AUM 71.19% 1-Year Est. Return
Penn Capital Management
Penn Capital Management Philadelphia, Pennsylvania $1.37B AUM 42.56% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $72.4B AUM 24.61% 1-Year Est. Return
Granite Investment Partners
Granite Investment Partners El Segundo, California $1.84B AUM 35.93% 1-Year Est. Return
Emerald Mutual Fund Advisers Trust
Emerald Mutual Fund Advisers Trust Leola, Pennsylvania $2.45B AUM 70.46% 1-Year Est. Return
Deutsche Bank
Deutsche Bank Frankfurt Am Main Ge, Germany $362B AUM 34.89% 1-Year Est. Return
Luther King Capital Management (LKCM)
Luther King Capital Management (LKCM) Fort Worth, Texas $24.3B AUM 19.37% 1-Year Est. Return
Motley Fool Asset Management
Motley Fool Asset Management Alexandria, Virginia $2.64B AUM 26.58% 1-Year Est. Return
Squarepoint
Squarepoint New York $90.8B AUM 26.98% 1-Year Est. Return

Tidemark's ATEC Position: Q3 2026 in Review

Tidemark held its Alphatec Holdings (ATEC) position steady in Q3 2026 at 21,371 shares worth $221K. The position accounts for 0.05% of the portfolio, ranked #163.

Tidemark first reported a position in ATEC in Q4 2023 and has held it in 12 quarters since. The position peaked at $233K in Q1 2026. 126 funds tracked by Wall St. Rank hold ATEC as of Q3 2026.

  • Tidemark held 21,371 shares of Alphatec Holdings worth $221K as of Q3 2026.
  • Tidemark left its Alphatec Holdings share count unchanged in Q3 2026.
  • Alphatec Holdings made up 0.05% of Tidemark's portfolio in Q3 2026, its #163 holding.
  • Tidemark first reported a position in Alphatec Holdings in Q4 2023 and has held it in 12 quarters since.
  • Tidemark's Alphatec Holdings position peaked at $233K in Q1 2026.
  • 126 funds tracked by Wall St. Rank held Alphatec Holdings as of Q3 2026.

Based on Tidemark's 13F filing for Q3 2026, filed 9 Nov 2026.