Liu Suying — SEC Form 4 filings
SEC reporting owner CIK 1811534. 5 Form 4 filings on record with FilingPulse; latest filed 2026-06-25.
Transaction summary — filings shown
Covers all 5 filings on record, filed 2024-07-10 to 2026-06-25. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 1 leg across 1 filing — 25,000 shares, $250,000 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 2 legs across 2 filings — 300,000 shares, $1,700,000 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 4.
- Largest priced transaction: sale of 200,000 shares @ $5.00 ($1,000,000) in Mountain Crest Acquisition Corp. V, filed 2026-01-02.
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 |
|---|---|---|---|---|---|
| Mountain Crest Acquisition Corp. V (MCAGU) | CEO and CFO, Director, 10% owner | 3 | — | 2 legs · 300,000 sh · $1,700,000 | 2 |
| Mountain Crest Acquisition 6 Corp. (MCAH) | CEO and CFO, Director, 10% owner | 2 | 1 leg · 25,000 sh · $250,000 | — | 2 |
Form 4 filings — Liu Suying
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-06-25 | 4 | Mountain Crest Acquisition 6 Corp. (MCAH) | Other (J): 385,714 | EDGAR |
| 2026-05-05 | 4 | Mountain Crest Acquisition 6 Corp. (MCAH) | Purchase (P): 25,000 @ $10 · Purchase (P): 25,000 (derivative) | EDGAR |
| 2026-01-02 | 4 | Mountain Crest Acquisition Corp. V (MCAGU) | Sale (S): 200,000 @ $5 | EDGAR |
| 2025-02-19 | 4 | Mountain Crest Acquisition Corp. V (MCAGU) | Sale (S): 100,000 @ $7 | EDGAR |
| 2024-07-10 | 4 | Mountain Crest Acquisition Corp. V (MCAGU) | Other (J): 2,165,800 · Other (J): 223,000 (derivative) | 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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