YSS insider buying
1 cluster buyYellowstone Midco Holdings II, LLC · Industrials
When two or more insiders at Yellowstone Midco Holdings II, LLC buy YSS on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in YSS plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Jan 30 – Jan 30, 2026Detected Jan 30, 20263 insidersTotal bought$25.7MMarket cap$3.1B
All notable open-market buys in YSS
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Jan 30, 2026 | 10% Owner | 752,500 | $34.00 | $25.6M | SEC ↗ |
| Jan 30, 2026 | Erwin Tami A.cluster Director | 2,941 | $34.00 | $100.0K | SEC ↗ |
| Jan 30, 2026 | Letarte Tylercluster Director | 1,470 | $34.00 | $50.0K | SEC ↗ |
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YSS insider buying — FAQ
- Are insiders buying YSS stock?
- Yes — 3 distinct insiders have bought YSS (Yellowstone Midco Holdings II, LLC) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Feb 3, 2026.
- How much YSS stock have insiders bought?
- Insiders have bought a combined $25.7M of YSS across 3 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in YSS?
- A cluster buy is two or more distinct Yellowstone Midco Holdings II, LLC insiders — officers, directors, or 10% owners — each buying YSS on the open market within a rolling window. YSS has 1 detected cluster buy to date.
- Where does this YSS insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in YSS
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy YSS within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding YSS.