Filings · 2026-09-18

Fri, Sep 18

Filings that arrived on this Korea-time day

checked 10/4 22:10 KST · 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.

US insiders reported 6 open-market buys ($9.8M) and 14 sales ($4.0B). 15 Schedule 13D/13G filings, 4 of them first-time 13D.

6Insider buys

14Insider sales

15US 13D/13G

Stocks several insiders bought

2+ insiders · last 30 days

Stock	Insiders	Bought ($)	Last trade
Star Bulk Carriers today SBLK · same date and price (often a company programme)	4	4.9M	9/15
Cpi Card Group PMTS · same date and price (often a company programme)	3	11.8M	9/14
Cybin CYBN	2	8.3M	9/8
Carparts.Com PRTS	2	1.5M	9/9
Venu Holding VENU	2	0.7M	9/11
Redwood Trust RWT	2	0.6M	9/16

Stock

Insiders

Bought ($)

Last trade

Star Bulk Carriers today

SBLK · same date and price (often a company programme)

4.9M

9/15

Cpi Card Group

PMTS · same date and price (often a company programme)

11.8M

9/14

Cybin

CYBN

8.3M

9/8

Carparts.Com

PRTS

1.5M

9/9

Venu Holding

VENU

0.7M

9/11

Redwood Trust

RWT

0.6M

9/16

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

Stock	Insider	Trade	Amount ($)	Traded
Borr Drilling BORRTor Olav Troim · Director	Tor Olav Troim Director	Buy	4.3M	9/16
Star Bulk Carriers SBLKMilena Maria Pappa · Director	Milena Maria Pappa Director	Buy	2.1M	9/15
Star Bulk Carriers SBLKAlexandros Pappas · Head of Operations	Alexandros Pappas Head of Operations	Buy	2.1M	9/15
Cooper Companies COOLawrence Erik Kurzius · Director	Lawrence Erik Kurzius Director	Buy	0.5M	9/16
Inhibrx Biosciences INBXJon Faiz Kayyem · Director	Jon Faiz Kayyem Director	Buy	0.5M	9/16
Star Bulk Carriers SBLKNikolaos Reskos · COO	Nikolaos Reskos COO	Buy	0.3M	9/15

Stock

Insider

Trade

Amount ($)

Traded

Borr Drilling

BORRTor Olav Troim · Director

Tor Olav Troim

Director

Buy

4.3M

9/16

Star Bulk Carriers

SBLKMilena Maria Pappa · Director

Milena Maria Pappa

Director

Buy

2.1M

9/15

Star Bulk Carriers

SBLKAlexandros Pappas · Head of Operations

Alexandros Pappas

Head of Operations

Buy

2.1M

9/15

Cooper Companies

COOLawrence Erik Kurzius · Director

Lawrence Erik Kurzius

Director

Buy

0.5M

9/16

Inhibrx Biosciences

INBXJon Faiz Kayyem · Director

Jon Faiz Kayyem

Director

Buy

0.5M

9/16

Star Bulk Carriers

SBLKNikolaos Reskos · COO

Nikolaos Reskos

COO

Buy

0.3M

9/15

First-time 13D filings

active stakes over 5%

Stock	Holder	Stake	Change	Filed
OraSure Technologies OSURIslet Management	Islet Management Active	0.7%	New filing	9/17
Vulcan Infrastructure And Power VIPRogers George Ted Iii	Rogers George Ted Iii Active	8.5%	New filing	9/17
Tessera Defense And Homeland Security Inc. (Formerly BiomX Inc.) HLSQMayers Ventures	Mayers Ventures Active	4.9%	New filing	9/17
FibroBiologics FBLGHamid Khoja	Hamid Khoja Active	7.5%	New filing	9/17

Stock

Holder

Stake

Change

Filed

OraSure Technologies

OSURIslet Management

Islet Management

Active

0.7%

New filing

9/17

Vulcan Infrastructure And Power

VIPRogers George Ted Iii

Rogers George Ted Iii

Active

8.5%

New filing

9/17

Tessera Defense And Homeland Security Inc. (Formerly BiomX Inc.)

HLSQMayers Ventures

Mayers Ventures

Active

4.9%

New filing

9/17

FibroBiologics

FBLGHamid Khoja

Hamid Khoja

Active

7.5%

New filing

9/17

Largest insider sales

SEC Form 4

Stock	Insider	Trade	Amount ($)	Traded
Diamondback Energy FANGSgf Fang Holdings, LP · 10% owner	Sgf Fang Holdings, LP 10% owner	Sell	1.9B	9/16
Diamondback Energy FANGSgf Fang Holdings, LP · 10% owner	Sgf Fang Holdings, LP 10% owner	Sell	1.9B	9/16
Aurora Innovation AURUber Technologies, Inc · 10% owner	Uber Technologies, Inc 10% owner	Sell	182M	9/15
Ingram Micro INGMPlatinum Equity, LLC · 10% owner	Platinum Equity, LLC 10% owner	Sell	53.5M	9/15
Incyte INCYPablo J Cagnoni · President	Pablo J Cagnoni President	Sell Plan	2.8M	9/15

Stock

Insider

Trade

Amount ($)

Traded

Diamondback Energy

FANGSgf Fang Holdings, LP · 10% owner

Sgf Fang Holdings, LP

10% owner

Sell

1.9B

9/16

Diamondback Energy

FANGSgf Fang Holdings, LP · 10% owner

Sgf Fang Holdings, LP

10% owner

Sell

1.9B

9/16

Aurora Innovation

AURUber Technologies, Inc · 10% owner

Uber Technologies, Inc

10% owner

Sell

182M

9/15

Ingram Micro

INGMPlatinum Equity, LLC · 10% owner

Platinum Equity, LLC

10% owner

Sell

53.5M

9/15

Incyte

INCYPablo J Cagnoni · President

Pablo J Cagnoni

President

Sell Plan

2.8M

9/15

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.