ISCO insider transaction filings
International Stem Cell CORP — 5 most recent Form 4 filings from SEC EDGAR, normalized by FilingPulse. Latest filing: 2026-09-17. Screen ISCO transaction legs live →
Insider transaction summary — last 90 days
2026-06-24 to 2026-09-22, from the filings listed below: 2 Form 4 filings. Counts and totals are arithmetic on values as filed — descriptive data, not a recommendation.
- Open-market purchases (code P, non-derivative): none reported.
- Open-market sales (code S, non-derivative): 1 leg across 1 filing by 1 insider — 32,802 shares, $10,497 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 1.
- Largest priced transaction: sale of 32,802 shares @ $0.32 ($10,497) by MAIER PAUL V, filed 2026-09-15.
By insider — same window
Open-market purchase/sale legs on non-derivative securities, grouped by the filing's reporting owner(s); joint filings appear once. Dollar totals cover priced legs only (shares × price as filed). Ordered by priced transaction value, largest first.
| Insider | Filings | Purchases (P) | Sales (S) | Other legs |
|---|---|---|---|---|
| MAIER PAUL V — Director | 2 | — | 1 leg · 32,802 sh · $10,497 | 1 |
Recent Form 4 filings — International Stem Cell CORP
| Filed | Form | Insider | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-17 | 4 | MAIER PAUL V — Director | Disposition to issuer (D): 30,000 (derivative) @ $0 | EDGAR |
| 2026-09-15 | 4 | MAIER PAUL V — Director | Sale (S): 32,802 @ $0.32 | EDGAR |
| 2026-06-23 | 4 | Don Wright — Director | Grant/award (A): 30,000 (derivative) @ $0 · Grant/award (A): 182,584 (derivative) @ $0 | EDGAR |
| 2026-06-23 | 4 | MAIER PAUL V — Director | Grant/award (A): 30,000 (derivative) @ $0 · Grant/award (A): 182,584 (derivative) @ $0 | EDGAR |
| 2025-06-20 | 4 | Don Wright — Director | Grant/award (A): 30,000 (derivative) @ $0 · Grant/award (A): 532,786 (derivative) @ $0 | EDGAR |
Recent 8-K events — International Stem Cell CORP
| Filed | Form | Items reported | Source |
|---|---|---|---|
| 2026-09-08 | 8-K | 2.01 — Completion of Acquisition or Disposition of Assets 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-07-16 | 8-K | 1.01 — Entry into a Material Definitive Agreement 9.01 — Financial Statements and Exhibits | EDGAR |
| 2026-06-12 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2025-11-18 | 8-K | 5.07 — Submission of Matters to a Vote of Security Holders | EDGAR |
| 2025-09-16 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 9.01 — Financial Statements and Exhibits | EDGAR |
| 2024-09-17 | 8-K | 1.01 — Entry into a Material Definitive Agreement 2.03 — Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant 9.01 — Financial Statements and Exhibits | EDGAR |
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