Skip to content

InsiderTradesSIGMA

RecommendationsTOP BasketNEW TerminalNEW

Companies Executives Performance Blog

InsidersTradesSigma

InsiderTradesSIGMA

Multi-market insider intelligence. Official public filings, re-aggregated and scored. Private beta.

FR US DE CH GB CA IT ES NL BE NO FI DK AU AT IE KR IN JP HK+ 8 markets

Recommendations
Terminal
Companies
Insiders
Performance
Backtest
Compare

Markets
Sectors
Top movers
Leaderboard
Clusters
Heatmap
Archive
Insider buying this week
Cluster signals

Methodology
How it works
Glossary
API docs
Status
Blog

Sign in
Create account
Portfolio
API keys
Alerts
Upgrade

Privacy
Terms
Cookies
Contact
About

Built in Paris. Public sources across 28 markets: AMF France, SEC EDGAR Form 4 US, BaFin Germany, SIX SER Switzerland, RNS United Kingdom, SEDI Canada, Consob Italy, CNMV Spain, AFM Netherlands, FSMA Belgium, Oslo Bors Norway, Nasdaq Helsinki, Nasdaq Copenhagen, ASX Australia, FMA Austria, CVM Brazil, HKEX Hong Kong, BSE-Sofia Bulgaria, Tadawul Saudi Arabia, DART South Korea, EDINET Japan, SSE and SZSE China, SEBI India, KNF Poland, PSE Philippines, NZX New Zealand, JSE South Africa. Prices + fundamentals via Yahoo Finance, STOXX 600 sector ETFs (iShares Xetra). Stack: Next.js 16, Prisma, Vercel. Live out-of-sample tracker since 2026-05-16. Methodology audits: /methodologie and /docs/method-review/.

Sources: official public filings under MAR Art.19 (EU and EEA), SEC Section 16 / Form 4 (US), Art.56 SESTA (CH, SIX SER), NI 55-104 / SEDI (CA), Corporations Act s205G (AU) and equivalent regimes. Signals on this site are for educational use only and do not constitute investment advice within the meaning of MiFID II / SEC Reg-IA. Past performance does not guarantee future results. Swiss SIX SER filings are anonymised by law (role only, no name).

© 2026 Insiders TradesΣ·Private beta·Hosted on Vercel

Built bySimon Azoulay

All systems operational

InsidersTradesSigma

← Executives ★ Sign in to follow

PL

PTARMAGIN, LLC

OWNER 10PCT

USUS·SEC (Form 4)

SKULLCANDY, INC.

0

Total declarations

0

Company

—

▲ Purchases (0 ops.)

—

▼ Sales (8 ops.)

Insider track record

Other

Disclosed buys

0

Disclosed sells

8

Not enough buy signals with a settled T+90 horizon to measure a track record yet.

Signal history

Discover the detailed record of transactions filed by PTARMAGIN, LLC. Officer active across 1 company, notably SKULLCANDY, INC.. Cumulatively, 8 filings have been logged. Breakdown: 0 buy · 8 sells. Regulator: SEC (Form 4). The full history is openly available.

Declarations8 total

▼

10% Owner·Executives·11 Feb 2016·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000101:0

▼

10% Owner·Executives·4 Feb 2016·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000097:0

▼

10% Owner·Executives·28 Jan 2016·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000095:0

▼

10% Owner·Executives·21 Jan 2016·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000093:0

▼

10% Owner·Executives·14 Jan 2016·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000091:0

▼

10% Owner·Executives·7 Jan 2016·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000085:0

▼

10% Owner·Executives·24 Dec 2015·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000083:0

▼

10% Owner·Executives·31 Dec 2015·SKULLCANDY, INC.

37,500 sharesCOMMON STOCKSEC:0001423542-16-000081:0

8 of 8 declarations

Related entities

No related entities found.