Song Haiyan — SEC Form 4 filings
SEC reporting owner CIK 1804708. 5 Form 4 filings on record with FilingPulse; latest filed 2026-09-15.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-06-11 to 2026-09-15. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 2 legs across 1 filing — 15,000 shares, $58,700 total (shares × price as filed).
- Open-market sales (code S, non-derivative): none reported.
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: purchase of 10,000 shares @ $3.95 ($39,500) in Eos Energy Enterprises, Inc., filed 2026-09-15.
By issuer — same filings
Open-market purchase/sale legs on non-derivative securities, grouped by issuer. Role is as filed on the newest filing for that issuer. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Issuer | Role (as filed) | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|---|
| Eos Energy Enterprises, Inc. (EOSE) | Director | 2 | 2 legs · 15,000 sh · $58,700 | — | 1 |
| CSG SYSTEMS INTERNATIONAL INC (CSGS) | Director | 3 | — | — | 3 |
Form 4 filings — Song Haiyan
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-15 | 4 | Eos Energy Enterprises, Inc. (EOSE) | Purchase (P): 10,000 @ $3.95 · Purchase (P): 5,000 @ $3.84 | EDGAR |
| 2026-07-15 | 4 | Eos Energy Enterprises, Inc. (EOSE) | Grant/award (A): 29,980 (derivative) @ $0 | EDGAR |
| 2026-05-18 | 4 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | Disposition to issuer (D): 22,560 @ $80.70 | EDGAR |
| 2025-06-11 | 4 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | Grant/award (A): 3,085 @ $0 | EDGAR |
| 2024-06-11 | 4 | CSG SYSTEMS INTERNATIONAL INC (CSGS) | Grant/award (A): 4,723 @ $0 | EDGAR |
FilingPulse's Form 4 archive currently extends back to 2024-01-11 and is expanding backward through EDGAR history — earlier filings by this insider may not be indexed yet. Names and roles are shown as filed.
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