Weekly report · 2026-W40
Sep 28–Oct 4
Korean 5% reports, US 13D/13G, insider buys and sells and 13F filings for Sep 28–Oct 4.
373 5% ownership reports were filed with Korea's DART that week, 140 of them by institutions or pension funds. SEC received 198 Schedule 13D/13G filings, 98 of them 13D (active intent). US insiders reported 23 open-market buys ($195M) and 34 sells ($312M).
373Korean 5% reports
198US 13D/13G
23Insider buys
34Insider sells
Korea NPS 5% reports
DART| Stock | Stake | Change |
|---|---|---|
 한화머시너리앤서비스홀딩스국민연금공단 |
5.22% | ▲ 5.22%p |
 GS건설국민연금공단 |
12.25% | ▲ 4.43%p |
 빙그레국민연금공단 |
9.37% | ▲ 3.28%p |
 비에이치국민연금공단 |
10.12% | ▼ 3.20%p |
 코리아써키트국민연금공단 |
6.55% | ▼ 3.12%p |
 LG이노텍국민연금공단 |
7.44% | ▼ 3.10%p |
 대덕전자국민연금공단 |
9.67% | ▼ 3.09%p |
 파라다이스국민연금공단 |
8.39% | ▼ 2.98%p |
 파마리서치국민연금공단 |
7.14% | ▲ 2.73%p |
 자이에스앤디국민연금공단 |
7.37% | ▲ 2.70%p |
 롯데관광개발국민연금공단 |
7.80% | ▼ 2.67%p |
 코스메카코리아국민연금공단 |
10.44% | ▼ 2.54%p |
Notable institutional 5% reports (Korea)
DART| Stock | Stake | Change |
|---|---|---|
| 한화머시너리앤서비스홀딩스 국민연금공단 |
5.22% | ▲ 5.22%p |
| GS건설 국민연금공단 |
12.25% | ▲ 4.43%p |
| 빙그레 국민연금공단 |
9.37% | ▲ 3.28%p |
| 비에이치 국민연금공단 |
10.12% | ▼ 3.20%p |
| 코리아써키트 국민연금공단 |
6.55% | ▼ 3.12%p |
| LG이노텍 국민연금공단 |
7.44% | ▼ 3.10%p |
| 대덕전자 국민연금공단 |
9.67% | ▼ 3.09%p |
| 파라다이스 국민연금공단 |
8.39% | ▼ 2.98%p |
| 파마리서치 국민연금공단 |
7.14% | ▲ 2.73%p |
| 자이에스앤디 국민연금공단 |
7.37% | ▲ 2.70%p |
| 롯데관광개발 국민연금공단 |
7.80% | ▼ 2.67%p |
| 코스메카코리아 국민연금공단 |
10.44% | ▼ 2.54%p |
Notable US 13D/13G
SEC 13D·13G| Stock | Stake | Change |
|---|---|---|
 VroomMudrick Capital Management, L.P. |
76.1% | New filing |
 Tokyo LifestyleMei Kanayama |
69.3% | New filing |
 Mercury GeneralVicky Wai Yee Joseph |
35.3% | New filing |
 Franklin BSP Private Credit FundFranklin Templeton |
60.3% | New filing |
 Definitive HealthcareAdvent International, L.P. |
58.5% | New filing |
 SoundThinkingGary M. Lauder |
17.0% | New filing |
 Clipper RealtyLevinson Sam |
46.6% | New filing |
 ZedgeHoward S. Jonas |
15.6% | New filing |
 InseegoNokia Solutions And Networks Oy |
14.2% | New filing |
 ADARx PharmaceuticalsOrbimed Advisors |
14.0% | New filing |
 Creative Medical TechnologyTimothy Warbington |
13.7% | New filing |
 Herzfeld Credit Income FundThomas J. Herzfeld, Et Al. |
43.4% | New filing |
Largest insider buys
SEC Form 4| Stock | Trade | Amount ($) |
|---|---|---|
 Universal Safety ProductsMilton C Ault III · 10% owner |
Buy | 92.4M |
| ADARx Pharmaceuticals Simeon George · 10% owner |
Buy | 27.2M |
| ADARx Pharmaceuticals Sr. One Capital Management, LLC · 10% owner |
Buy | 27.2M |
 GameStopRyan Cohen · CEO |
Buy | 10.6M |
 CourseraPale Fire Capital SE · 10% owner |
Buy | 6.7M |
 Pampa EnergyDamian Miguel Mindlin · Vicepresident |
Buy | 5.6M |
 Hyperscale DataMilton C Ault III · Executive Chairman |
Buy | 5.1M |
 Amg BBH Asset-Backed Credit FundAmg New York Holdings Corp. · 10% owner |
Buy | 3.2M |
 Liberty LiveJohn C Malone · 10% owner |
Buy | 2.9M |
 New Concept EnergyRealty Advisors Inc · 10% owner |
Buy | 2.0M |
Largest insider sells
SEC Form 4| Stock | Trade | Amount ($) |
|---|---|---|
 InnovAge HoldingIgnite Aggregator LP · 10% owner |
Sell | 92.5M |
| InnovAge Holding Tco Group Holdings, L.P. · 10% owner |
Sell | 92.5M |
 LumentumWajid Ali · CFO |
Sell Plan | 25.7M |
 SnowflakeMichael L Speiser · Director |
Sell Plan | 17.5M |
 NetAppGeorge Kurian · CEO |
Sell Plan | 7.4M |
 CoreWeaveMichael N Intrator · CEO |
Sell | 6.9M |
 BioNTechUgur Sahin · CEO |
Sell Plan | 6.5M |
| BioNTech Ugur Sahin · CEO |
Sell Plan | 6.0M |
| CoreWeave Brian M Venturo · Chief Strategy Officer |
Sell | 5.8M |
| Snowflake Christian Kleinerman · EVP, Product Management |
Sell Plan | 5.1M |
Discussion
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Restated and computed from SEC (13F, 13D/G, Form 4) and DART filings and NPS public data. Filings describe a past date and may differ from current holdings (13F: quarter end, up to 45 days later). Not investment advice.
Sources: SEC EDGAR, DART, data.go.kr (NPS), OpenFIGI. See Methodology for how figures are computed.