InsiderTrades

Marshall Tyson Eliot

SEC CIK 1666669 · EDGAR

Buying vs selling by month open-market trades, last 31 months, ATEC
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
ATECAlphatec Holdings, Inc.GC, CORP. SEC 630.4K — $4.31M 172023-07-192026-08-05

Most active insiders at ATEC, 12 months

#InsiderTitleBoughtSold
1 Pelizzon David RDir, 10% —$20.57M
2 Pritzker Jennifer N.10% —$15.65M
3 Squadron Capital Holdings LLC10% —$15.65M
4 Squadron Capital LLC10% —$15.65M
5 Miles PatrickCEO, Dir $1.01M$7.60M
6 Hunsaker Craig EEVP, PEOPLE, CULTURE —$4.66M
7 Sponsel DavidEVP, SALES —$4.47M
8 Lish ScottCOO —$4.32M
9 Rydin Jeffrey PDir —$3.86M
10 Marshall Tyson EliotGC, CORP. SEC —$3.05M

Transactions 17

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
T 2026-08-07 20:25 2026-08-05 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $9.65 -8,168 630.4K -1% -$78.8K
DM 2026-04-09 17:42 2026-04-07 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC M - OptEx $2.52 +102.5K 662.0K +18% +$258.1K
D 2026-04-09 17:42 2026-04-07 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC F - Tax $11.03 -23.4K 638.6K -4% -$258.0K
2026-03-09 2026-03-05 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $12.49 -88.8K 559.5K -14% -$1.11M
DM 2026-02-27 2026-02-25 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC A - Grant $0.00 +302.9K 550.5K +122% $0
M 2025-12-09 2025-12-05 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $21.47 -22.9K 345.4K -6% -$491.5K
2025-11-21 2025-11-20 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $19.51 -70.0K 368.3K -16% -$1.37M
M 2025-08-05 2025-08-01+ ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $13.70 -31.0K 438.3K -7% -$424.2K
2025-07-14 2025-07-10 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $12.00 -1,500 469.3K -0.3% -$18.0K
2025-04-03 2025-04-01 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC A - Grant — +19.8K 470.8K +4% —
2025-03-07 2025-03-06 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC F - Tax $11.44 -27.8K 451.0K -6% -$318.1K
M 2025-01-31 2025-01-29 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC A - Grant $0.00 +233.1K 478.8K +95% $0
2024-06-14 2024-06-12 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $10.88 -50.2K 245.6K -17% -$546.5K
2024-03-08 2024-03-06 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $13.16 -9,225 295.9K -3% -$121.4K
2024-03-04 2024-03-01 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC S - Sale $13.30 -11.8K 305.1K -4% -$157.3K
2024-02-22 2024-02-21 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC A - Grant $0.00 +27.8K 316.9K +10% $0
2023-07-21 2023-07-19 ATEC Alphatec Holdings, Inc. Marshall Tyson Eliot GC, CORP. SEC A - Grant $0.00 +45.0K 289.1K +18% $0

Purchase Sale Sale after option exercise All abbreviations