ATEC · Alphatec Holdings Inc. Common Stock
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| L-5 Healthcare Partners, LLC 10% Owner | ▼ Sell | Open Market | 11,081,538 Shares held | 5/10/2023 | View profile |
| Squadron Capital LLC | ▼ Sell | Open Market | 10,645,045 Shares held | 12/9/2025 | View profile |
| Squadron Capital Holdings LLC | ▼ Sell | Open Market | 10,645,045 Shares held | 12/9/2025 | View profile |
| Pritzker Jennifer N. 10% Owner | ▼ Sell | Open Market | 10,645,045 Shares held | 12/9/2025 | View profile |
| Miles Patrick CEO | ▼ Sell | Tax Withholding | 5,778,551 Shares held | 3/5/2026 | View profile |
| Hunsaker Craig E EVP, People/Culture & GC | ▼ Sell | Gift | 1,725,609 Shares held | 3/9/2026 | View profile |
| Lish Scott SVP, Development | ▼ Sell | Open Market | 815,704 Shares held | 3/13/2026 | View profile |
| Snider Brian EVP, Strat. Mktg. & Prod. Dev. | ▼ Sell | Tax Withholding | 655,382 Shares held | 8/5/2022 | View profile |
| Berkowitz Mortimer III Director | ▲ Buy | Grant | 650,062 Shares held | 6/10/2026 | View profile |
| Marshall Tyson Eliot GENERAL COUNSEL & CORP. SEC. | ▼ Sell | Open Market | 630,398 Shares held | 8/5/2026 | View profile |
| Koning John Todd Chief Financial Officer | ▼ Sell | Open Market | 600,721 Shares held | 3/13/2026 | View profile |
| Quentin S. Blackford Director | ▲ Buy | Grant | 600,381 Shares held | 6/10/2026 | View profile |
| James L. L. Tullis Director | ▼ Sell | Open Market | 563,831 Shares held | 9/11/2023 | View profile |
| Howell Kelli Mari EVP, Clinical Strategies | ▼ Sell | Tax Withholding | 540,098 Shares held | 8/5/2022 | View profile |
| Sponsel David EVP, Sales | ▼ Sell | Open Market | 504,932 Shares held | 3/11/2026 | View profile |
| Demski David M | ▲ Buy | Grant | 431,635 Shares held | 6/10/2026 | View profile |
| Rydin Jeffrey P Director | ▼ Sell | Open Market | 385,441 Shares held | 11/3/2025 | View profile |
| David R. Pelizzon Director | ▲ Buy | Grant | 378,839 Shares held | 6/10/2026 | View profile |
| Valentine Keith | ▲ Buy | Grant | 264,283 Shares held | 6/10/2026 | View profile |
| WOODS WARD W JR Director | ▲ Buy | Grant | 154,291 Shares held | 6/11/2025 | View profile |
| Segal Paul | ▼ Sell | Open Market | 100,000 Shares held | 6/12/2023 | View profile |
| Karen K. McGinnis Director | ▼ Sell | Open Market | 94,671 Shares held | 6/11/2026 | View profile |
| Mowry David H Director | ▼ Sell | Open Market | 92,381 Shares held | 9/11/2023 | View profile |
| Hochberg Jason Director | ▲ Buy | Open Market | 84,375 Shares held | 12/15/2021 | View profile |
| Meynadier Marie Director | ▲ Buy | Grant | 59,126 Shares held | 6/20/2023 | View profile |
| Bakst Evan Director | ▲ Buy | Open Market | 50,000 Shares held | 8/23/2024 | View profile |
| Altman Elizabeth Ann Director | ▲ Buy | Grant | 41,066 Shares held | 6/20/2023 | View profile |
| Barnett Andy Director | ▲ Buy | Grant | 18,546 Shares held | 6/15/2022 | View profile |
Transaction History
| Marshall Tyson Eliot | ▼ Sell | Open Market | 8,168 | $79K | 8/5/2026 |
| Karen K. McGinnis | ▼ Sell | Open Market | 6,050 | $48K | 6/11/2026 |
| Karen K. McGinnis | ▲ Buy | Grant | 32,012 | $0 | 6/10/2026 |
| Quentin S. Blackford | ▲ Buy | Grant | 32,012 | $0 | 6/10/2026 |
| Valentine Keith | ▲ Buy | Grant | 32,012 | $0 | 6/10/2026 |
| David R. Pelizzon | ▲ Buy | Grant | 32,012 | $0 | 6/10/2026 |
| Demski David M | ▲ Buy | Grant | 32,012 | $0 | 6/10/2026 |
| Berkowitz Mortimer III | ▲ Buy | Grant | 32,012 | $0 | 6/10/2026 |
| Valentine Keith | ▲ Buy | Open Market | 35,000 | $245K | 5/11/2026 |
| Valentine Keith | ▲ Buy | Open Market | 43,847 | $331K | 5/8/2026 |
| Valentine Keith | ▲ Buy | Open Market | 56,153 | $421K | 5/7/2026 |
| Marshall Tyson Eliot | ▲ Buy | Option Exercise | 15,000 | $30K | 4/7/2026 |
| Marshall Tyson Eliot | ▲ Buy | Option Exercise | 15,000 | $25K | 4/7/2026 |
| Marshall Tyson Eliot | ▲ Buy | Option Exercise | 12,500 | $42K | 4/7/2026 |
| Marshall Tyson Eliot | ▲ Buy | Option Exercise | 60,000 | $161K | 4/7/2026 |
| Marshall Tyson Eliot | ▼ Sell | Tax Withholding | 23,393 | $258K | 4/7/2026 |
| Koning John Todd | ▼ Sell | Open Market | 79,789 | $986K | 3/13/2026 |
| Lish Scott | ▼ Sell | Open Market | 260,535 | $3.2M | 3/13/2026 |
| Sponsel David | ▼ Sell | Open Market | 163,452 | $2.0M | 3/11/2026 |
| Hunsaker Craig E | ▼ Sell | Open Market | 82,765 | $1.0M | 3/9/2026 |
| Hunsaker Craig E | ▼ Sell | Gift | 600 | $0 | 3/9/2026 |
| Hunsaker Craig E | ▼ Sell | Open Market | 33,602 | $411K | 3/6/2026 |
| Koning John Todd | ▼ Sell | Tax Withholding | 68,910 | $866K | 3/5/2026 |
| Miles Patrick | ▼ Sell | Tax Withholding | 219,749 | $2.8M | 3/5/2026 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 88,835 | $1.1M | 3/5/2026 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 205,094 | $0 | 2/25/2026 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 84,918 | $0 | 2/25/2026 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 12,840 | — | 2/25/2026 |
| Sponsel David | ▲ Buy | Grant | 205,094 | $0 | 2/25/2026 |
| Sponsel David | ▲ Buy | Grant | 93,410 | $0 | 2/25/2026 |
| Sponsel David | ▲ Buy | Grant | 20,380 | — | 2/25/2026 |
| Koning John Todd | ▲ Buy | Grant | 205,094 | $0 | 2/25/2026 |
| Koning John Todd | ▲ Buy | Grant | 110,394 | $0 | 2/25/2026 |
| Koning John Todd | ▲ Buy | Grant | 20,380 | — | 2/25/2026 |
| Lish Scott | ▲ Buy | Grant | 311,110 | $0 | 2/25/2026 |
| Lish Scott | ▲ Buy | Grant | 127,378 | $0 | 2/25/2026 |
| Lish Scott | ▲ Buy | Grant | 20,992 | — | 2/25/2026 |
| Hunsaker Craig E | ▲ Buy | Grant | 311,110 | $0 | 2/25/2026 |
| Hunsaker Craig E | ▲ Buy | Grant | 127,378 | $0 | 2/25/2026 |
| Hunsaker Craig E | ▲ Buy | Grant | 20,992 | — | 2/25/2026 |
| Miles Patrick | ▲ Buy | Grant | 611,673 | $0 | 2/25/2026 |
| Miles Patrick | ▲ Buy | Grant | 305,707 | $0 | 2/25/2026 |
| Miles Patrick | ▲ Buy | Grant | 48,913 | — | 2/25/2026 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 31,710 | $61K | 2/12/2026 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 120,248 | $202K | 2/12/2026 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 78,249 | $210K | 2/12/2026 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 20,969 | $65K | 2/12/2026 |
| Hunsaker Craig E | ▼ Sell | Tax Withholding | 41,105 | $538K | 2/12/2026 |
| Sponsel David | ▼ Sell | Open Market | 60,425 | $833K | 2/5/2026 |
| Hunsaker Craig E | ▼ Sell | Open Market | 37,358 | $550K | 2/3/2026 |
| Miles Patrick | ▼ Sell | Open Market | 100,000 | $2.1M | 1/5/2026 |
| Lish Scott | ▼ Sell | Open Market | 19,900 | $391K | 12/16/2025 |
| David R. Pelizzon | ▼ Sell | Open Market | 250,000 | $4.9M | 12/16/2025 |
| Demski David M | ▼ Sell | Open Market | 30,000 | $636K | 12/11/2025 |
| Hunsaker Craig E | ▼ Sell | Open Market | 32,584 | $679K | 12/10/2025 |
| Sponsel David | ▼ Sell | Open Market | 21,106 | $439K | 12/10/2025 |
| David R. Pelizzon | ▼ Sell | Open Market | 28,834 | $606K | 12/9/2025 |
| Squadron Capital LLC | ▼ Sell | Open Market | 28,834 | $606K | 12/9/2025 |
| Squadron Capital Holdings LLC | ▼ Sell | Open Market | 28,834 | $606K | 12/9/2025 |
| Pritzker Jennifer N. | ▼ Sell | Open Market | 28,834 | $606K | 12/9/2025 |
| David R. Pelizzon | ▼ Sell | Open Market | 221,166 | $4.7M | 12/8/2025 |
| Squadron Capital LLC | ▼ Sell | Open Market | 221,166 | $4.7M | 12/8/2025 |
| Koning John Todd | ▼ Sell | Tax Withholding | 15,266 | $327K | 12/8/2025 |
| Miles Patrick | ▼ Sell | Tax Withholding | 28,680 | $615K | 12/8/2025 |
| Sponsel David | ▼ Sell | Open Market | 988 | $21K | 12/8/2025 |
| Squadron Capital Holdings LLC | ▼ Sell | Open Market | 221,166 | $4.7M | 12/8/2025 |
| Pritzker Jennifer N. | ▼ Sell | Open Market | 221,166 | $4.7M | 12/8/2025 |
| Lish Scott | ▼ Sell | Open Market | 10,875 | $233K | 12/5/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 9,924 | $213K | 12/5/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 12,965 | $278K | 12/5/2025 |
| Miles Patrick | ▼ Sell | Open Market | 100,000 | $2.2M | 12/1/2025 |
| Pritzker Jennifer N. | ▼ Sell | Open Market | 250,000 | $5.2M | 11/24/2025 |
| Squadron Capital Holdings LLC | ▼ Sell | Open Market | 250,000 | $5.2M | 11/24/2025 |
| David R. Pelizzon | ▼ Sell | Open Market | 250,000 | $5.2M | 11/24/2025 |
| Squadron Capital LLC | ▼ Sell | Open Market | 250,000 | $5.2M | 11/24/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 70,000 | $1.4M | 11/20/2025 |
| Lish Scott | ▲ Buy | Option Exercise | 25,000 | $91K | 11/20/2025 |
| Lish Scott | ▼ Sell | Open Market | 25,000 | $495K | 11/20/2025 |
| Squadron Capital Holdings LLC | ▼ Sell | Open Market | 250,000 | $5.2M | 11/12/2025 |
| Pritzker Jennifer N. | ▼ Sell | Open Market | 250,000 | $5.2M | 11/12/2025 |
| David R. Pelizzon | ▼ Sell | Open Market | 250,000 | $5.2M | 11/12/2025 |
| Squadron Capital LLC | ▼ Sell | Open Market | 250,000 | $5.2M | 11/12/2025 |
| Rydin Jeffrey P | ▼ Sell | Open Market | 200,000 | $3.9M | 11/3/2025 |
| Miles Patrick | ▼ Sell | Open Market | 100,000 | $1.9M | 11/3/2025 |
| Hunsaker Craig E | ▼ Sell | Open Market | 100,000 | $2.0M | 10/31/2025 |
| Sponsel David | ▼ Sell | Open Market | 70,000 | $1.1M | 10/24/2025 |
| Lish Scott | ▲ Buy | Option Exercise | 13,500 | $45K | 10/14/2025 |
| Miles Patrick | ▼ Sell | Open Market | 100,000 | $1.4M | 10/1/2025 |
| Sponsel David | ▼ Sell | Open Market | 2,555 | $39K | 9/19/2025 |
| Sponsel David | ▼ Sell | Open Market | 137,445 | $2.1M | 9/18/2025 |
| Berkowitz Mortimer III | ▼ Sell | Open Market | 62,500 | $998K | 9/9/2025 |
| Miles Patrick | ▼ Sell | Open Market | 300,000 | $4.7M | 9/2/2025 |
| Lish Scott | ▼ Sell | Open Market | 6,323 | $101K | 8/21/2025 |
| Miles Patrick | ▼ Sell | Gift | 10,000 | $0 | 8/14/2025 |
| Lish Scott | ▼ Sell | Open Market | 9,302 | $149K | 8/13/2025 |
| Sponsel David | ▼ Sell | Tax Withholding | 982 | $15K | 8/6/2025 |
| Koning John Todd | ▼ Sell | Tax Withholding | 5,315 | $82K | 8/6/2025 |
| Hunsaker Craig E | ▼ Sell | Open Market | 10,876 | $167K | 8/6/2025 |
| Hunsaker Craig E | ▼ Sell | Open Market | 50,000 | $750K | 8/5/2025 |
| Lish Scott | ▼ Sell | Open Market | 16,666 | $250K | 8/5/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 9,924 | $147K | 8/5/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 8,168 | $122K | 8/5/2025 |
| Lish Scott | ▼ Sell | Open Market | 17,857 | $250K | 8/4/2025 |
| Lish Scott | ▼ Sell | Open Market | 36,081 | $452K | 8/1/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 12,878 | $155K | 8/1/2025 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 1,500 | $18K | 7/10/2025 |
| Lish Scott | ▼ Sell | Open Market | 3,982 | $48K | 7/10/2025 |
| Lish Scott | ▼ Sell | Open Market | 22,727 | $252K | 6/13/2025 |
| Karen K. McGinnis | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Karen K. McGinnis | ▼ Sell | Open Market | 3,963 | $48K | 6/11/2025 |
| WOODS WARD W JR | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Valentine Keith | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Rydin Jeffrey P | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| David R. Pelizzon | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Demski David M | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Quentin S. Blackford | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Berkowitz Mortimer III | ▲ Buy | Grant | 15,131 | $0 | 6/11/2025 |
| Hunsaker Craig E | ▼ Sell | Open Market | 13,878 | $172K | 6/5/2025 |
| Hunsaker Craig E | ▼ Sell | Open Market | 186,122 | $2.3M | 6/4/2025 |
| Lish Scott | ▼ Sell | Open Market | 55,375 | $720K | 5/19/2025 |
| Lish Scott | ▼ Sell | Open Market | 12,000 | $145K | 5/5/2025 |
| Quentin S. Blackford | ▼ Sell | Gift | 21,000 | $0 | 5/5/2025 |
| Koning John Todd | ▼ Sell | Open Market | 37,500 | $402K | 4/22/2025 |
| Hunsaker Craig E | ▲ Buy | Grant | 21,751 | — | 4/1/2025 |
| Sponsel David | ▲ Buy | Grant | 3,866 | — | 4/1/2025 |
| Miles Patrick | ▲ Buy | Grant | 16,475 | — | 4/1/2025 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 19,848 | — | 4/1/2025 |
| Lish Scott | ▲ Buy | Grant | 21,751 | — | 4/1/2025 |
| Koning John Todd | ▲ Buy | Grant | 20,929 | — | 4/1/2025 |
| Koning John Todd | ▼ Sell | Open Market | 165,121 | $1.6M | 3/10/2025 |
| Lish Scott | ▼ Sell | Open Market | 27,994 | $272K | 3/10/2025 |
| Miles Patrick | ▼ Sell | Open Market | 12,691 | $135K | 3/7/2025 |
| Sponsel David | ▼ Sell | Open Market | 33,732 | $365K | 3/6/2025 |
| Marshall Tyson Eliot | ▼ Sell | Tax Withholding | 27,805 | $318K | 3/6/2025 |
| Miles Patrick | ▼ Sell | Tax Withholding | 70,097 | $802K | 3/6/2025 |
| Karen K. McGinnis | ▼ Sell | Open Market | 38,320 | $470K | 3/3/2025 |
| Lish Scott | ▼ Sell | Open Market | 23,183 | $279K | 2/27/2025 |
| Miles Patrick | ▼ Sell | Open Market | 32,393 | $353K | 2/26/2025 |
| Sponsel David | ▼ Sell | Open Market | 19,419 | $202K | 2/25/2025 |
| Miles Patrick | ▼ Sell | Tax Withholding | 92,988 | $1.0M | 2/24/2025 |
| Sponsel David | ▼ Sell | Open Market | 12,946 | $139K | 2/24/2025 |
| Lish Scott | ▼ Sell | Open Market | 27,453 | $315K | 2/6/2025 |
| Miles Patrick | ▼ Sell | Open Market | 43,459 | $519K | 2/5/2025 |
| Sponsel David | ▼ Sell | Open Market | 36,256 | $414K | 2/3/2025 |
| Miles Patrick | ▼ Sell | Open Market | 43,313 | $521K | 1/30/2025 |
| Miles Patrick | ▲ Buy | Grant | 311,634 | $0 | 1/29/2025 |
| Miles Patrick | ▲ Buy | Grant | 340,955 | $0 | 1/29/2025 |
| Miles Patrick | ▲ Buy | Grant | 48,240 | — | 1/29/2025 |
| Miles Patrick | ▼ Sell | Open Market | 50,000 | $602K | 1/29/2025 |
| Hunsaker Craig E | ▲ Buy | Grant | 156,935 | $0 | 1/29/2025 |
| Hunsaker Craig E | ▲ Buy | Grant | 173,417 | $0 | 1/29/2025 |
| Hunsaker Craig E | ▲ Buy | Grant | 21,709 | — | 1/29/2025 |
| Lish Scott | ▲ Buy | Grant | 120,952 | $0 | 1/29/2025 |
| Lish Scott | ▲ Buy | Grant | 173,417 | $0 | 1/29/2025 |
| Lish Scott | ▲ Buy | Grant | 19,900 | — | 1/29/2025 |
| Koning John Todd | ▲ Buy | Grant | 120,952 | $0 | 1/29/2025 |
| Koning John Todd | ▲ Buy | Grant | 114,322 | $0 | 1/29/2025 |
| Koning John Todd | ▲ Buy | Grant | 19,598 | — | 1/29/2025 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 105,833 | $0 | 1/29/2025 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 114,322 | $0 | 1/29/2025 |
| Marshall Tyson Eliot | ▲ Buy | Grant | 12,965 | — | 1/29/2025 |
| Sponsel David | ▲ Buy | Grant | 133,591 | $0 | 1/29/2025 |
| Sponsel David | ▲ Buy | Grant | 114,322 | $0 | 1/29/2025 |
| Sponsel David | ▲ Buy | Grant | 21,106 | — | 1/29/2025 |
| Miles Patrick | ▼ Sell | Open Market | 6,687 | $80K | 1/21/2025 |
| Sponsel David | ▼ Sell | Open Market | 58,283 | $624K | 1/13/2025 |
| Sponsel David | ▼ Sell | Open Market | 238 | $2K | 1/10/2025 |
| Demski David M | ▲ Buy | Grant | 126,051 | — | 12/18/2024 |
| Sponsel David | ▼ Sell | Open Market | 62,018 | $601K | 12/11/2024 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 36,301 | $98K | 12/10/2024 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 1,866 | $4K | 12/10/2024 |
| Hunsaker Craig E | ▲ Buy | Option Exercise | 72,752 | $122K | 12/10/2024 |
| Hunsaker Craig E | ▼ Sell | Tax Withholding | 23,157 | $223K | 12/10/2024 |
| Quentin S. Blackford | ▼ Sell | Gift | 15,114 | $0 | 11/21/2024 |
| Miles Patrick | ▼ Sell | Open Market | 50,000 | $505K | 11/21/2024 |
| Miles Patrick | ▼ Sell | Open Market | 50,000 | $501K | 11/20/2024 |
| Bakst Evan | ▲ Buy | Open Market | 35,000 | $202K | 8/23/2024 |
| David R. Pelizzon | ▲ Buy | Open Market | 16,978 | $100K | 8/23/2024 |
| David R. Pelizzon | ▲ Buy | Open Market | 8,818 | $50K | 8/22/2024 |
| Demski David M | ▲ Buy | Open Market | 50,000 | $284K | 8/21/2024 |
| Lish Scott | ▲ Buy | Option Exercise | 11,500 | $39K | 8/6/2024 |
| Lish Scott | ▲ Buy | Option Exercise | 60,000 | $161K | 8/6/2024 |
| Demski David M | ▲ Buy | Open Market | 40,000 | $262K | 8/2/2024 |
| Valentine Keith | ▲ Buy | Open Market | 39,000 | $255K | 8/2/2024 |
| Valentine Keith | ▲ Buy | Grant | 15,077 | $0 | 7/29/2024 |
| Valentine Keith | ▲ Buy | Grant | 28,063 | $0 | 7/29/2024 |
| Berkowitz Mortimer III | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| WOODS WARD W JR | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| Demski David M | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| David R. Pelizzon | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| Quentin S. Blackford | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| Karen K. McGinnis | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| Bakst Evan | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| Rydin Jeffrey P | ▲ Buy | Grant | 16,747 | $0 | 6/12/2024 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 50,232 | $547K | 6/12/2024 |
| Koning John Todd | ▼ Sell | Open Market | 37,500 | $481K | 4/24/2024 |
| Bakst Evan | ▲ Buy | Open Market | 15,000 | $203K | 3/14/2024 |
| Quentin S. Blackford | ▲ Buy | Open Market | 20,000 | $257K | 3/7/2024 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 9,225 | $121K | 3/6/2024 |
| Marshall Tyson Eliot | ▼ Sell | Open Market | 11,825 | $157K | 3/1/2024 |