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Filings · 2026-10-27

Tue, Oct 27

Filings that arrived on this Korea-time day

checked · Filings arrive within legal deadlines (Form 4: 2 business days after the trade; 13D: 5 business days; 13G: up to 45 days after quarter end). Dates shown are filing dates, not trade dates.

1 filings by tracked investors. US insiders reported 10 open-market buys ($39.1M) and 12 sales ($53.9M). 51 Schedule 13D/13G filings, 8 of them first-time 13D.

1Tracked investors
10Insider buys
51US 13D/13G

Filings by tracked investors

13D/13G · Form 4

Stocks several insiders bought

2+ insiders · last 30 days
StockInsidersBought ($)Last trade
ADARx Pharmaceuticals
ADRX · same date and price (often a company programme)
587.7M9/28
Bank Bradesco
BBD
372.4M9/29
Pampa Energy
PAM
342.7M10/15
Rent The Runway
RENT · same date and price (often a company programme)
36.1M10/21
GameStop
GME
250.7M10/13
Borr Drilling
BORR
244.5M10/15
Southport Acquisition Corp. Ii
PORT-U
210.0M9/30
Applied Digital
APLD
26.7M10/16
City Therapeutics
CTY
26.1M10/19
TRex Bio
TRXB
23.8M10/13

Open-market purchases of $250K or more reported on Form 4. Several insiders buying is a reported fact, not a forecast.

Largest insider buys

SEC Form 4
StockInsiderTradeAmount ($)Traded
Group 1 Automotive
GPIConifer Management, L.l.c. · 10% owner
 Conifer Management, L.l.c.
10% owner
 Buy24.2M10/26
Corebridge Financial
CRBGNippon Life Insurance Co · 10% owner
 Nippon Life Insurance Co
10% owner
 Buy Plan8.7M10/22
Pluri
PLURAlexandre Weinstein Manieu · 10% owner
 Alexandre Weinstein Manieu
10% owner
 Buy1.3M10/23
Prothena Corp Public
PRTAWilliam P Scully · 10% owner
 William P Scully
10% owner
 Buy1.2M10/23
Optimum Communications
OPTUNeil S Subin · 10% owner
 Neil S Subin
10% owner
 Buy1.2M10/23
Korro Bio
KRROLynx1 Capital Management LP · 10% owner
 Lynx1 Capital Management LP
10% owner
 Buy0.9M10/26
Gentherm
THRMPaul Anthony Mascarenas · Director
 Paul Anthony Mascarenas
Director
 Buy0.5M10/23
CitroTech
CITRCraig A Huff · 10% owner
 Craig A Huff
10% owner
 Buy0.5M10/22

First-time 13D filings

active stakes over 5%
StockHolderStakeChangeFiled
Hepion Pharmaceuticals
HEPAGravitas Collective
 Gravitas Collective
Active
 19.9%New filing10/26
City Therapeutics
CTYArch Venture Fund Xii, L.P.
 Arch Venture Fund Xii, L.P.
Active
 25.6%New filing10/26
CPS Technologies
CPSHGlobal Value Investment
 Global Value Investment
Active
 6.5%New filing10/26
Azul S.A.
AZULAmerican Airlines Group
 American Airlines Group
Active
 7.9%New filing10/26
Primecap Odyssey Funds
POMGMordecai Alfred Winborne
 Mordecai Alfred Winborne
Active
 6.6%New filing10/26
APPlife Digital Solutions
ALDSMammoth Crest Capital
 Mammoth Crest Capital
Active
 53.6%New filing10/26
SenesTech
SNESLeBeau Justin Michael
 LeBeau Justin Michael
Active
 5.4%New filing10/26
Primecap Odyssey Funds
POMGMolinelli Gregory Todd
 Molinelli Gregory Todd
Active
 10.5%New filing10/26

Largest insider sales

SEC Form 4
StockInsiderTradeAmount ($)Traded
Intuitive Surgical
ISRGGary S Guthart · Director
 Gary S Guthart
Director
 Sell Plan9.1M10/23
Charles River Laboratories International
CRLJames C Foster · Director
 James C Foster
Director
 Sell Plan8.4M10/22
Lam Research
LRCXTimothy Archer · CEO
 Timothy Archer
CEO
 Sell Plan7.1M10/23
Procter & Gamble
PGShailesh Jejurikar · CEO
 Shailesh Jejurikar
CEO
 Sell5.7M10/23
United Therapeutics
UTHRMartine A Rothblatt · CEO
 Martine A Rothblatt
CEO
 Sell Plan5.5M10/23

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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.