David Sponsel Net Worth
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David Sponsel has an estimated net worth of at least $16.6 million*, as of Oct. 29, 2025. They own 461,861 shares of ATEC stock. They have sold 649,444 shares of ATEC stock since 2021, for an estimated $8.8 million.
David Sponsel $ATEC SEC Form 4 Insider Trading
David Sponsel has filed a total of 23 insider trades in $ATEC since 2021. Their most recent trade was a sale of 70,000 shares, made on Oct 24, 2025. Their largest trade was a sale of 137,445 shares, made on Sep 18, 2025. We estimate that they now own 461,861 shares of $ATEC, worth an estimated $7.8 million.
Insider Trading at $ATEC
There have been a total of 212 insider trades reported at $ATEC since 2021, with 766,743 shares purchased and 9.8 million shares sold. The most active insider traders in $ATEC stock have been Patrick Miles, David Sponsel, and Scott Lish. The most recent trade was a sale of 100,000 shares reported by Patrick Miles (CEO), made on Dec 01, 2025.
History of Insider Stock Trades by David Sponsel
| Company Ticker | Purchase / Sale | Shares | Date | Disclosed (EST) |
|---|---|---|---|---|
ATEC
|
Sale | 70,000 | Oct 24, 2025 | Oct. 28, 2025, 3:40 p.m. |
|
ATEC
|
Sale | 137,445 | Sep 18, 2025 | Sept. 19, 2025, 8:08 p.m. |
|
ATEC
|
Sale | 2,555 | Sep 19, 2025 | Sept. 19, 2025, 8:08 p.m. |
|
ATEC
|
Sale | 33,732 | Mar 06, 2025 | March 10, 2025, 3:01 p.m. |
|
ATEC
|
Sale | 19,419 | Feb 25, 2025 | Feb. 26, 2025, 10 p.m. |
|
ATEC
|
Sale | 12,946 | Feb 24, 2025 | Feb. 26, 2025, 10 p.m. |
|
ATEC
|
Sale | 36,256 | Feb 03, 2025 | Feb. 4, 2025, 7:54 p.m. |
|
ATEC
|
Sale | 238 | Jan 10, 2025 | Jan. 14, 2025, 6 p.m. |
|
ATEC
|
Sale | 58,283 | Jan 13, 2025 | Jan. 14, 2025, 6 p.m. |
|
ATEC
|
Sale | 62,018 | Dec 11, 2024 | Dec. 13, 2024, 5:39 p.m. |
|
ATEC
|
Sale | 32,365 | Feb 27, 2024 | Feb. 29, 2024, 7:51 p.m. |
|
ATEC
|
Sale | 17,820 | Feb 21, 2024 | Feb. 22, 2024, 7:31 p.m. |
|
ATEC
|
Sale | 2,500 | Feb 14, 2024 | Feb. 15, 2024, 6:49 p.m. |
|
ATEC
|
Sale | 36,620 | Feb 02, 2024 | Feb. 5, 2024, 7:48 p.m. |
|
ATEC
|
Sale | 2,500 | Jan 16, 2024 | Jan. 17, 2024, 5:30 p.m. |
|
ATEC
|
Sale | 2,500 | Dec 21, 2023 | Dec. 26, 2023, 8:25 p.m. |
|
ATEC
|
Sale | 55,577 | Jun 15, 2023 | June 20, 2023, 12:35 p.m. |
|
ATEC
|
Sale | 16,823 | Mar 06, 2023 | March 8, 2023, 7:39 p.m. |
|
ATEC
|
Sale | 10,000 | Jan 09, 2023 | Jan. 10, 2023, 4:36 p.m. |
|
ATEC
|
Sale | 10,000 | Dec 05, 2022 | Dec. 5, 2022, 7:17 p.m. |
|
ATEC
|
Sale | 10,000 | Nov 07, 2022 | Nov. 9, 2022, 1:57 p.m. |
|
ATEC
|
Sale | 9,847 | Nov 12, 2021 | Nov. 15, 2021, 9:26 p.m. |
|
ATEC
|
Sale | 10,000 | Jun 16, 2021 | June 20, 2021, 8 p.m. |
$ATEC Executives and Stock Owners with Insider Trades
-
Patrick Miles, CEO
-
David Sponsel, EVP, SALES
-
Scott Lish, CHIEF OPERATING OFFICER
-
Craig E Hunsaker, EVP, PEOPLE/CULTURE & GC
-
Craig E Hunsaker, EVP, PEOPLE & CULTURE
-
Tyson Eliot Marshall, GENERAL COUNSEL & CORP. SEC.
-
John Todd Koning, CHIEF FINANCIAL OFFICER
-
Scott Lish, SVP, Development
-
Craig E Hunsaker, EVP, People/Culture & GC
-
Scott Lish, SVP, DEVELOPMENT
-
David Sponsel, EVP, Sales
-
John Todd Koning, Chief Financial Officer
*This is only based off of information found in SEC filings, and may not reflect actual net worth. There may also be inaccuracies due to privately holdings filing errors, parsing errors, accidental double-counting of shares, incorrect classification of indirectly owned shares, sales prior to dataset start date, or any other number of issues.