InsiderTrades

Koning John Todd

SEC CIK 1830843 · EDGAR

Buying vs selling by month open-market trades, last 58 months, ATEC
BoughtSold

Companies

TickerCompanyTitleHoldingBoughtSoldTradesFirstLast
ATECAlphatec Holdings, Inc.CFO 600.7K $55.9K $5.88M 222021-12-162026-03-13

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
12 Koning John ToddCFO —$986.2K

Transactions 22

Type
Reset
X Filed Traded Ticker Company Insider Title Type Price Qty Owned ΔOwn Value
2026-03-17 2026-03-13 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $12.36 -79.8K 600.7K -12% -$986.2K
2026-03-09 2026-03-05 ATEC Alphatec Holdings, Inc. Koning John Todd CFO F - Tax $12.57 -68.9K 680.5K -9% -$866.2K
DM 2026-02-27 2026-02-25 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant $0.00 +335.9K 618.6K +119% $0
2025-12-10 2025-12-08 ATEC Alphatec Holdings, Inc. Koning John Todd CFO F - Tax $21.45 -15.3K 446.0K -3% -$327.5K
2025-08-07 2025-08-06 ATEC Alphatec Holdings, Inc. Koning John Todd CFO F - Tax $15.34 -5,315 461.2K -1% -$81.5K
2025-04-23 2025-04-22 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $10.71 -37.5K 466.5K -7% -$401.6K
2025-04-03 2025-04-01 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant — +20.9K 504.0K +4% —
2025-03-12 2025-03-10 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $9.72 -165.1K 483.1K -25% -$1.60M
M 2025-01-31 2025-01-29 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant $0.00 +254.9K 628.6K +68% $0
2024-04-26 2024-04-24 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $12.82 -37.5K 393.4K -9% -$480.8K
2024-03-04 2024-03-01 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $13.30 -121.6K 430.9K -22% -$1.62M
2024-02-22 2024-02-21 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant $0.00 +31.7K 552.5K +6% $0
2024-02-05 2024-02-01 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant $0.00 +129.6K 545.2K +31% $0
2024-02-05 2024-02-01 ATEC Alphatec Holdings, Inc. Koning John Todd CFO F - Tax $16.68 -24.5K 520.7K -4% -$407.9K
2023-04-24 2023-04-20 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $16.42 -16.5K 415.6K -4% -$270.9K
2023-03-01 2023-02-27 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $14.76 -22.5K 432.1K -5% -$332.1K
2023-02-23 2023-02-22 ATEC Alphatec Holdings, Inc. Koning John Todd CFO S - Sale $14.20 -13.1K 470.6K -3% -$185.6K
M 2023-02-03 2023-02-01 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant $0.00 +187.5K 386.5K +94% $0
2022-05-02 2022-04-28 ATEC Alphatec Holdings, Inc. Koning John Todd CFO F - Tax $11.54 -16.1K 280.2K -5% -$185.7K
2022-03-22 2022-03-18 ATEC Alphatec Holdings, Inc. Koning John Todd CFO F - Tax $10.94 -10.6K 296.3K -3% -$115.8K
M 2022-02-28 2022-02-24 ATEC Alphatec Holdings, Inc. Koning John Todd CFO A - Grant $0.00 +110.2K 306.8K +56% $0
2021-12-20 2021-12-16 ATEC Alphatec Holdings, Inc. Koning John Todd CFO P - Purchase $11.17 +5,000 196.7K +3% +$55.9K

Purchase Sale Sale after option exercise All abbreviations