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Who

Squadron Capital LLC

10% owner

Company insider

Files Form 4 as: 10% owner, OrthoPediatrics; 10% owner, Alphatec Holdings.

In numbers

Trades disclosed
19
Buys
0
Sells
11
Bought
$0
Sold
$31.8M
Companies
2
Companies where not an officer
2
First trade
16 Oct 2017
Last trade
10 Sep 2026
Last filed
11 Sep 2026

Companies traded

Everywhere else they filed: board seats, 10% stakes, other companies
KIDS OrthoPediatrics10% owner · Medical Devices · last 10 Sep 20260 buys · 7 sells
ATEC Alphatec Holdings10% owner · Medical Devices · last 9 Dec 20250 buys · 4 sells

Activity over time

1 Nov 2025 – 1 Oct 2026
60Nov 25Feb 26May 26Jul 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
10 Sep 2026filed 11 Sep 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$6.4M302,369 at $21.01filing
2 Sep 2026filed 4 Sep 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$525K22,500 at $23.35filing
2 Sep 2026filed 4 Sep 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$525K22,500 at $23.35filing
1 Sep 2026filed 1 Sep 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$234K10,131 at $23.10filing
28 Aug 2026filed 1 Sep 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$7.5M326,700 at $23.04filing
26 Aug 2026filed 26 Aug 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$437K18,000 at $24.28filing
25 Aug 2026filed 26 Aug 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$403K16,300 at $24.74filing
24 Aug 2026filed 26 Aug 2026KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Sold$103K4,000 at $25.75filing
9 Dec 2025filed 10 Dec 2025ATEC Alphatec HoldingsMedical DevicesSEC FORM 4 Sold$606K28,834 at $21.03filing
8 Dec 2025filed 10 Dec 2025ATEC Alphatec HoldingsMedical DevicesSEC FORM 4 Sold$4.7M221,166 at $21.20filing
24 Nov 2025filed 25 Nov 2025ATEC Alphatec HoldingsMedical DevicesSEC FORM 4 Sold$5.2M250,000 at $20.62filing
12 Nov 2025filed 14 Nov 2025ATEC Alphatec HoldingsMedical DevicesSEC FORM 4 Sold$5.2M250,000 at $20.80filing
11 Aug 2022filed 15 Aug 2022KIDS OrthoPediatricsoption or derivative · Medical DevicesSEC FORM 4 Code P$83.9M1,525,000 at $55.00filing
19 Jun 2020filed 22 Jun 2020KIDS OrthoPediatricsoption or derivative · Medical DevicesSEC FORM 4 Code M$41K1,340 at $30.97filing
19 Jun 2020filed 22 Jun 2020KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Code M$41K1,340 at $30.97filing
16 Oct 2017filed 16 Oct 2017KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Code C—3,455,833filing
16 Oct 2017filed 16 Oct 2017KIDS OrthoPediatricsMedical DevicesSEC FORM 4 Code C—1,920,062filing
16 Oct 2017filed 16 Oct 2017KIDS OrthoPediatricsoption or derivative · Medical DevicesSEC FORM 4 Code C—1,000,000 at $0.00filing
16 Oct 2017filed 16 Oct 2017KIDS OrthoPediatricsoption or derivative · Medical DevicesSEC FORM 4 Code C—4,157,960 at $0.00filing

News

IRIDEX (NASDAQ:IRIX) vs. Alphatec (NASDAQ:ATEC) Head-To-Head AnalysisATEC · tickerreport.com · 22 Oct 2026Reviewing OrthoPediatrics (NASDAQ:KIDS) & Trinity Biotech (NASDAQ:TRIB)KIDS · dailypolitical.com · 22 Oct 2026

0 headlines in the last 90 days name Squadron Capital LLC; 2 articles from the last 14 days about the 2 companies they traded most, at most three about any one of them.

Sectors

Health Care11

Buys in green, sells in red, by the company’s sector.

Related people

Thomas Andrew CarlsEVP, Data & Imaging Solutions · EVP, Data & Imaging Solutions at Alphatec Holdings, filing Form 4 there in the last year
Jennifer N. Pritzker10% owner · 10% owner at Orthopediatrics, filing Form 4 there in the last year
David R. PelizzonDirector and 10% owner · Director and 10% owner at Orthopediatrics, filing Form 4 there in the last year
Patrick MilesCEO · CEO at Alphatec Holdings, filing Form 4 there in the last year
Tyson Eliot MarshallGeneral Counsel & Corp. Sec. · General Counsel & Corp. Sec. at Alphatec Holdings, filing Form 4 there in the last year