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Alphatec Holdings, Inc.

ATEC
Exchange
Nasdaq
Industry
Surgical & Medical Instruments & Apparatus
SEC CIK
0001350653

In the last 90 days, Alphatec Holdings, Inc. insiders filed 1 open-market purchase and 1 sale; 267 institutions reported holding it in 13F filings for Q2 2026, worth $966.6M in total; no superinvestor holds it.

Open-market trades, last 90 days

Open-market purchases (P) and sales (S) by Alphatec Holdings, Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.

Open-market buys
1 filing
1 insider, $1.01M in total
Open-market sells
1 filing
1 insider, $78.8K in total
Insiders trading
2
Net value
+$934.3K
Purchases minus sales

Insider roster

Directors, officers and 10% owners who have filed a Form 4 for Alphatec Holdings, Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.

Insider roster for Alphatec Holdings, Inc.
NameTitleLast reported holdingLast filingFilings, past year
Miles PatrickCEO5,893,551Sep 10, 20268
Marshall Tyson EliotGENERAL COUNSEL & CORP. SEC.630,398Aug 7, 20266
McGinnis Karen KDirector94,671Jun 12, 20261
Valentine KeithDirector264,283Jun 12, 20262
Berkowitz Mortimer IIIDirector650,062Jun 12, 20261
Demski David MDirector431,635Jun 12, 20262
Blackford Quentin S.Director600,381Jun 12, 20261
Pelizzon David RDirector378,839Jun 12, 20265
Koning John ToddCHIEF FINANCIAL OFFICER600,721Mar 17, 20264
Lish ScottCHIEF OPERATING OFFICER815,704Mar 17, 20266
Sponsel DavidEVP, SALES504,932Mar 13, 20266
Hunsaker Craig EEVP, PEOPLE & CULTURE1,725,609Mar 10, 20266
Squadron Capital LLC10% Owner10,645,045Dec 10, 20253
Squadron Capital Holdings LLC10% Owner10,645,045IndirectDec 10, 20253
Pritzker Jennifer N.10% Owner10,645,045IndirectDec 10, 20253
Rydin Jeffrey PDirector385,441Nov 5, 20251
Woods Ward W JrDirector154,291Jun 13, 20250
Bakst EvanDirector50,000IndirectAug 26, 20240
Segal PaulDirector0Mar 6, 20240
Tullis James L LDirector563,831IndirectSep 13, 20230
Mowry David HDirector92,381Sep 13, 20230
Altman Elizabeth AnnDirector41,066Jun 21, 20230
Meynadier MarieDirector59,126Jun 21, 20230
L-5 Healthcare Partners, LLC10% Owner, Other: Director by deputization11,081,538May 12, 20230
Snider BrianEVP, MARKETING655,382Aug 9, 20220
Howell Kelli MariEVP, CLINICAL STRATEGIES540,098Aug 9, 20220
Barnett AndyDirector18,546Jun 17, 20220
Hochberg JasonDirector84,375Dec 16, 20210

Insider trades

Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.

Insider trades
Filed (ET)Trade dateFiling delayInsiderTransactionSharesAvg priceValueHolding changeFlags
Nov 14, 2025 (view filing)Nov 122 daysPelizzon David RDirector, 10% OwnerSSale−250.0K$20.80−$5.20M−2.2%11.1M afterDuplicate filing
Nov 14, 2025 (view filing)Nov 122 daysSquadron Capital LLC10% OwnerSSale−250.0K$20.80−$5.20M−2.2%11.1M afterDuplicate filing
Nov 21, 2025 (view filing)Nov 201 dayMarshall Tyson EliotGENERAL COUNSEL & CORP. SEC.SSale−70.0K$19.51−$1.37M−16.0%368.3K after
Nov 21, 2025 (view filing)Nov 201 dayLish ScottCHIEF OPERATING OFFICERSSale−25.0K$19.80−$495.0K−3.6%672.2K after
Nov 25, 2025 (view filing)Nov 241 dayPelizzon David RDirector, 10% OwnerSSale−250.0K$20.62−$5.16M−2.2%10.9M after
Nov 25, 2025 (view filing)Nov 241 daySquadron Capital LLC10% OwnerSSale−250.0K$20.62−$5.16M−2.2%10.9M afterDuplicate filing
Nov 26, 2025 (view filing)Nov 242 daysSquadron Capital Holdings LLC10% OwnerSSale−250.0K$20.62−$5.16M−2.2%10.9M afterDuplicate filing
Nov 26, 2025 (view filing)Nov 242 daysPritzker Jennifer N.10% OwnerSSale−250.0K$20.62−$5.16M−2.2%10.9M afterDuplicate filing
Dec 3, 2025 (view filing)Dec 12 daysMiles PatrickCEOSSale−100.0K$22.11−$2.21M−1.9%5.26M after10b5-1
Dec 9, 2025 (view filing)Dec 54 daysMarshall Tyson EliotGENERAL COUNSEL & CORP. SEC.SSale−22.9K$21.47−$491.5K−6.2%345.4K after2 lots10b5-1
Dec 9, 2025 (view filing)Dec 54 daysLish ScottCHIEF OPERATING OFFICERSSale−10.9K$21.47−$233.5K−1.6%661.3K after
Dec 10, 2025 (view filing)Dec 8-92 daysPritzker Jennifer N.10% OwnerSSale−250.0K$21.18−$5.30M−2.3%10.6M after2 lots
Dec 10, 2025 (view filing)Dec 8-92 daysSquadron Capital Holdings LLC10% OwnerSSale−250.0K$21.18−$5.30M−2.3%10.6M after2 lotsDuplicate filing
Dec 10, 2025 (view filing)Dec 8-92 daysPelizzon David RDirector, 10% OwnerSSale−250.0K$21.18−$5.30M−2.3%10.6M after2 lotsDuplicate filing
Dec 10, 2025 (view filing)Dec 8-92 daysSquadron Capital LLC10% OwnerSSale−250.0K$21.18−$5.30M−2.3%10.6M after2 lotsDuplicate filing
Dec 10, 2025 (view filing)Dec 82 daysSponsel DavidEVP, SALESSSale−988$21.45−$21.2K−0.2%460.9K after
Dec 12, 2025 (view filing)Dec 102 daysHunsaker Craig EEVP, PEOPLE & CULTURESSale−32.6K$20.84−$679.1K−2.5%1.26M after
Dec 12, 2025 (view filing)Dec 111 dayDemski David MDirectorSSale−30.0K$21.20−$636.0K−7.0%399.6K after
Dec 12, 2025 (view filing)Dec 102 daysSponsel DavidEVP, SALESSSale−21.1K$20.79−$438.8K−4.6%439.8K after10b5-1
Dec 18, 2025 (view filing)Dec 162 daysPelizzon David RDirectorSSale−250.0K$19.66−$4.92M−2.3%10.4M after
Dec 18, 2025 (view filing)Dec 162 daysLish ScottCHIEF OPERATING OFFICERSSale−19.9K$19.64−$390.8K−3.0%641.4K after10b5-1
Jan 6, 2026 (view filing)Jan 51 dayMiles PatrickCEOSSale−100.0K$21.01−$2.10M−1.9%5.14M after10b5-1
Feb 4, 2026 (view filing)Feb 31 dayHunsaker Craig EEVP, PEOPLE & CULTURESSale−37.4K$14.71−$549.5K−3.1%1.17M after10b5-1
Feb 6, 2026 (view filing)Feb 51 daySponsel DavidEVP, SALESSSale−60.4K$13.79−$833.3K−14.7%349.5K after10b5-1
Mar 9, 2026 (view filing)Mar 54 daysMarshall Tyson EliotGENERAL COUNSEL & CORP. SEC.SSale−88.8K$12.49−$1.11M−13.7%559.5K after10b5-1
Mar 10, 2026 (view filing)Mar 6-94 daysHunsaker Craig EEVP, PEOPLE & CULTURESSale−116.4K$12.38−$1.44M−6.3%1.73M after2 lots10b5-1
Mar 13, 2026 (view filing)Mar 112 daysSponsel DavidEVP, SALESSSale−163.5K$12.52−$2.05M−24.5%504.9K after10b5-1
Mar 17, 2026 (view filing)Mar 134 daysKoning John ToddCHIEF FINANCIAL OFFICERSSale−79.8K$12.36−$986.2K−11.7%600.7K after10b5-1
Mar 17, 2026 (view filing)Mar 134 daysLish ScottCHIEF OPERATING OFFICERSSale−260.5K$12.30−$3.20M−24.2%815.7K after
May 11, 2026 (view filing)May 7-114 daysValentine KeithDirectorPPurchase+135.0K$7.38+$996.2K+138.8%232.3K after3 lots
Jun 12, 2026 (view filing)Jun 111 dayMcGinnis Karen KDirectorSSale−6.05K$8.01−$48.5K−6.0%94.7K after10b5-1
Aug 7, 2026 (view filing)8:25 PM ETAug 52 daysMarshall Tyson EliotGENERAL COUNSEL & CORP. SEC.SSale−8.17K$9.65−$78.8K−1.3%630.4K after10b5-1
Sep 10, 2026 (view filing)8:58 PM ETSep 10Same dayMiles PatrickCEOPPurchase+115.0K$8.81+$1.01M+2.0%5.89M after