Profile
| Role | Director |
|---|---|
| Notability | 20/100 |
Board memberships
- CSG Systems International Inc
Updated Jul 16, 2026
Song Haiyan has filed 2 SEC Form 4 filings across 2 companies in the last 90 days.
| Role | Director |
|---|---|
| Notability | 20/100 |
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-05-18 | CSGS | CSG SYSTEMS INTERNATIONAL INC | D — Derivative transaction | 22.6K | $80.70 | $1.82M |
| 2025-06-10 | CSGS | CSG SYSTEMS INTERNATIONAL INC | A — Grant or award | 3.1K | $0.00 |
Song Haiyan is a corporate insider — currently tracked as Director of Eos Energy Enterprises, Inc. (EOSE). InsiderAlpha tracks every SEC Form 4 filing in real time.
2 primary Form 4 filings in the last 90 days, covering 2 companies.
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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