Updated Jul 16, 2026
Wallinger Dirk is a corporate insider tracked by InsiderAlpha. No SEC Form 4 filings recorded in the last 90 days.

Dirk Wallinger is associated with Yellowstone Midco Holdings II, LLC, as indicated by recent SEC filings. Specific details about his role and background are not widely documented in public sources.
| Role | Insider |
|---|---|
| Notability | 10/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-03-11 | YSS | York Space Systems Inc. | A — Grant or award | 211.2K | $0.00 | |
| 2026-02-04 | YSS | York Space Systems Inc. | A — Grant or award | 569.9K | $0.00 |
Dirk Wallinger is associated with Yellowstone Midco Holdings II, LLC, as indicated by recent SEC filings. Specific details about his role and background are not widely documented in public sources.…
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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