Armstrong Jason — SEC Form 4 filings
SEC reporting owner CIK 1958909. 13 Form 4 filings on record with FilingPulse; latest filed 2026-03-06.
Transaction summary — filings shown
Covers all 13 filings on record, filed 2024-01-16 to 2026-03-06. 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): 3 legs across 2 filings — 27,742 shares, $1,185,162 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 50.
- Largest priced transaction: sale of 13,248 shares @ $44.83 ($593,945) in COMCAST CORP, filed 2024-11-07.
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 |
|---|---|---|---|---|---|
| COMCAST CORP (CMCSA) | CFO | 13 | — | 3 legs · 27,742 sh · $1,185,162 | 50 |
Form 4 filings — Armstrong Jason
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-03-06 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 73,497 @ $28.38 · Sale (S): 4,494 @ $31.73 · Tax withholding (F): 69,003 @ $31.75 · Option exercise (M): 73,497 (derivative) @ $28.38 | EDGAR |
| 2026-03-03 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 93,142 @ $0 · Option exercise (M): 5,813 @ $0 · Option exercise (M): 4,540 @ $0 · Tax withholding (F): 2,099 @ $30.96 · Tax withholding (F): 2,688 @ $30.96 · Tax withholding (F): 43,060 @ $30.96 · +3 more | EDGAR |
| 2026-02-26 | 4 | COMCAST CORP (CMCSA) | Grant/award (A): 93,142 (derivative) @ $0 | EDGAR |
| 2026-01-22 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 8,150 @ $0 · Tax withholding (F): 3,950 @ $28.42 · Option exercise (M): 8,150 (derivative) @ $0 | EDGAR |
| 2025-06-06 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 9,504 @ $0 · Tax withholding (F): 4,032 @ $34.22 · Option exercise (M): 9,504 (derivative) @ $0 | EDGAR |
| 2025-03-04 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 4,312 @ $0 · Option exercise (M): 2,070 @ $0 · Tax withholding (F): 958 @ $35.88 · Tax withholding (F): 1,994 @ $35.88 · Option exercise (M): 2,070 (derivative) @ $0 · Option exercise (M): 4,312 (derivative) @ $0 | EDGAR |
| 2025-01-15 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 7,740 @ $0 · Tax withholding (F): 3,580 @ $36.38 · Option exercise (M): 7,740 (derivative) @ $0 | EDGAR |
| 2024-11-07 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 68,200 @ $29.73 · Sale (S): 10,000 @ $44.86 · Sale (S): 13,248 @ $44.83 · Tax withholding (F): 54,952 @ $44.86 · Option exercise (M): 68,200 (derivative) @ $29.73 | EDGAR |
| 2024-06-07 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 3,564 @ $0 · Tax withholding (F): 1,512 @ $39.14 · Option exercise (M): 3,564 (derivative) @ $0 | EDGAR |
| 2024-03-19 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 6,440 @ $0 · Tax withholding (F): 2,732 @ $42.77 · Option exercise (M): 6,440 (derivative) @ $0 | EDGAR |
| 2024-03-05 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 4,312 @ $0 · Option exercise (M): 2,070 @ $0 · Tax withholding (F): 875 @ $42.80 · Tax withholding (F): 1,822 @ $42.80 · Grant/award (A): 223,920 (derivative) @ $0 · Option exercise (M): 2,070 (derivative) @ $0 · +1 more | EDGAR |
| 2024-02-16 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 5,296 @ $0 · Tax withholding (F): 2,247 @ $41.80 · Option exercise (M): 5,296 (derivative) @ $0 | EDGAR |
| 2024-01-16 | 4 | COMCAST CORP (CMCSA) | Option exercise (M): 7,740 @ $0 · Tax withholding (F): 3,159 @ $42.99 · Option exercise (M): 7,740 (derivative) @ $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.
Need this as JSON?
GET https://api.filingpulse.io/v1/insider-trades?owner_cik=1958909 returns every filing on this page — normalized, with footnotes and derivative legs — and webhooks push new filings to you in seconds. API docs →