Yang Rick — SEC Form 4 filings
SEC reporting owner CIK 1851328. 7 Form 4 filings on record with FilingPulse; latest filed 2026-03-12.
Transaction summary — filings shown
Covers all 7 filings on record, filed 2024-04-10 to 2026-03-12. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): 4 legs across 4 filings — 1,662,457 shares, $26,300,873 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 3 legs across 1 filing — 3,635 shares, $24,536 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 37.
- Largest priced transaction: purchase of 937,500 shares @ $16.00 ($15,000,000) in SpyGlass Pharma, Inc., filed 2026-02-11.
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 |
|---|---|---|---|---|---|
| SpyGlass Pharma, Inc. (SGP) | 10% owner | 1 | 1 leg · 937,500 sh · $15,000,000 | — | 8 |
| MBX Biosciences, Inc. (MBX) | 10% owner | 1 | 1 leg · 500,000 sh · $8,000,000 | — | 4 |
| Korro Bio, Inc. (KRRO) | 10% owner | 2 | 2 legs · 224,957 sh · $3,300,873 | — | 1 |
| NeueHealth, Inc. (NEUE) | Director, 10% owner | 3 | — | 3 legs · 3,635 sh · $24,536 | 24 |
Form 4 filings — Yang Rick
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-03-12 | 4 | Korro Bio, Inc. (KRRO) | Purchase (P): 207,100 @ $11.11 · Purchase (P): 242,945 (derivative) @ $11.11 | EDGAR |
| 2026-02-11 | 4 | SpyGlass Pharma, Inc. (SGP) | Conversion (C): 1,619,240 · Conversion (C): 1,370,168 · Conversion (C): 1,370,168 · Conversion (C): 737,962 · Purchase (P): 937,500 @ $16 · Conversion (C): 1,619,240 (derivative) · +3 more | EDGAR |
| 2025-10-06 | 4 | NeueHealth, Inc. (NEUE) | Option exercise/expiry (X): 189,195 @ $0.01 · Sale (S): 280 @ $6.75 · Option exercise (M): 186,128 @ $0.01 · Tax withholding (F): 276 @ $6.75 · Disposition to issuer (D): 674,554 · Option exercise/expiry (X): 1,656,789 @ $0.01 · +17 more | EDGAR |
| 2024-10-03 | 4 | NeueHealth, Inc. (NEUE) | Purchase (P): 61,865 (derivative) · Purchase (P): 185,595 (derivative) | EDGAR |
| 2024-09-17 | 4 | MBX Biosciences, Inc. (MBX) | Conversion (C): 1,023,103 · Conversion (C): 2,091,383 · Purchase (P): 500,000 @ $16 · Conversion (C): 12,299,854 (derivative) · Conversion (C): 25,142,840 (derivative) | EDGAR |
| 2024-04-24 | 4 | Korro Bio, Inc. (KRRO) | Purchase (P): 17,857 @ $56 | EDGAR |
| 2024-04-10 | 4 | NeueHealth, Inc. (NEUE) | Purchase (P): 123,729 (derivative) · Purchase (P): 371,187 (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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