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XTNT · AMEX · Medical - Devices

Xtant Medical (XTNT)

Supplies orthobiologics, spine implants, and U.S. surgical-hemostasis products.

$0.3624
vs last close+0.03 (+7.54%)

13F · 13D/G · Form 4

Institutions57.21%80.25M shares
32 holders · as of Jun 30, 2026
Insiders16.81%23.59M shares
9 holders · as of Aug 18, 2026
Other25.98%36.45M shares
remainder

140.29M company shares as of Sep 22, 2026 · institutions as of Jun 30, 2026 · holders as of their latest filing

13F · 13D/G · Form 4

HolderStakeSharesDate
Nantahala Capital Management, LLCInstitution
48.75%68.39Mas of Jun 30, 2026
Stavros G. VizirgianakisInsiderdirector
5.59%7.84Mfiled Aug 18, 2026
Laurence W. LyttonInsider
5.49%7.70Mfiled Feb 17, 2026
Awm Investment Company, Inc.Institution
4.26%5.98Mas of Jun 30, 2026
Sean E. BrowneInsiderdirector, officer: President and CEO
2.22%3.11Mfiled Aug 18, 2026
Vanguard Capital Management LLCInstitution
1.44%2.01Mas of Jun 30, 2026
Scott C. NeilsInsiderofficer: CFO and Assistant Secretary
0.87%1.22Mfiled Aug 18, 2026
John K. BakewellInsiderdirector
0.81%1.13Mfiled Aug 18, 2026
Mark A. SchallenbergerInsiderofficer: Chief Operating Officer
0.79%1.11Mfiled Aug 18, 2026
Renaissance Technologies LLCInstitution
0.67%935,119as of Jun 30, 2026
Jonn R. BeesonInsiderdirector
0.52%733,136filed Aug 18, 2026
Geode Capital Management, LLCInstitution
0.37%517,133as of Jun 30, 2026
Crescent Grove Advisors, LLCInstitution
0.29%412,024as of Jun 30, 2026
Nano Cap New Millennium Growth Fund L PInstitution
0.29%400,000as of Jun 30, 2026
Abhinav JainInsiderdirector
0.27%373,745filed Aug 18, 2026
Tyler LipschultzInsiderdirector
0.27%373,745filed Aug 18, 2026
Vanguard Fiduciary Trust CoInstitution
0.18%257,988as of Jun 30, 2026
Citadel Advisors LLCInstitution
0.14%191,369as of Jun 30, 2026
Acadian Asset Management LLCInstitution
0.13%180,299as of Jun 30, 2026
Bridgeway Capital Management, LLCInstitution
0.12%164,100as of Jun 30, 2026
Wiregrass Investment Management LLCInstitution
0.11%150,000as of Jun 30, 2026
BlackRock, Inc.Institution
0.08%115,782as of Jun 30, 2026
Mink Brook Asset Management LLCInstitution
0.08%109,466as of Jun 30, 2026
Northern Trust CorpInstitution
0.07%101,127as of Jun 30, 2026
Millennium Management LLCInstitution
0.06%84,490as of Jun 30, 2026

13F, as of Jun 30, 2026

32 holders · 80.25M shares · 5 new positions · 11 increased · 3 reduced · 7 closed

HolderShares% outstandingChg q/qFiled
Nantahala Capital Management, LLC68.39M48.75%0Aug 19, 2026
Awm Investment Company, Inc.5.98M4.26%0Aug 14, 2026
Vanguard Capital Management LLC2.01M1.44%0Aug 13, 2026
Renaissance Technologies LLC935.1K0.67%−52.3KAug 13, 2026
Geode Capital Management, LLC517.1K0.37%−12.1KAug 12, 2026
Crescent Grove Advisors, LLC412.0K0.29%0Aug 10, 2026
Nano Cap New Millennium Growth Fund L P400.0K0.29%+50.0KAug 14, 2026
Vanguard Fiduciary Trust Co258.0K0.18%0Aug 13, 2026

13D/G · 5% or more, as filed

Holder% of classSharesFormFiled
Nantahala Capital Management, LLCincl. Harkey Wilmot B., Nantahala Capital Partners Limited Partnership +1 more49.10%68.39M13DAug 5, 2025
Laurence W. Lytton6.80%9.46M13GApr 16, 2025
Lytton Laurence W5.50%7.70M13GFeb 17, 2026

Form 4

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