Capone Mark Christopher — SEC Form 4 filings
SEC reporting owner CIK 1352413. 7 Form 4 filings on record with FilingPulse; latest filed 2026-09-11.
Transaction summary — filings shown
Covers all 7 filings on record, filed 2024-02-16 to 2026-09-11. 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 — 1,301 shares, $99,331 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, …): 14.
- Largest priced transaction: purchase of 1,301 shares @ $76.35 ($99,331) in MESA LABORATORIES INC /CO/, filed 2026-03-10.
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 |
|---|---|---|---|---|---|
| MESA LABORATORIES INC /CO/ (MLAB) | Director | 6 | 1 leg · 1,301 sh · $99,331 | — | 10 |
| SERA PROGNOSTICS, INC. (SERA) | Director | 1 | — | — | 4 |
Form 4 filings — Capone Mark Christopher
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-11 | 4 | MESA LABORATORIES INC /CO/ (MLAB) | Grant/award (A): 2,423 (derivative) @ $0 | EDGAR |
| 2026-08-17 | 4 | MESA LABORATORIES INC /CO/ (MLAB) | Option exercise (M): 2,784 @ $0 · Option exercise (M): 2,784 (derivative) @ $0 | EDGAR |
| 2026-07-14 | 4 | SERA PROGNOSTICS, INC. (SERA) | Grant/award (A): 42,404 @ $0 · Grant/award (A): 1,975 @ $0 · Grant/award (A): 62,766 (derivative) @ $0 · Grant/award (A): 3,037 (derivative) @ $0 | EDGAR |
| 2026-03-10 | 4 | MESA LABORATORIES INC /CO/ (MLAB) | Purchase (P): 1,301 @ $76.35 | EDGAR |
| 2025-08-18 | 4 | MESA LABORATORIES INC /CO/ (MLAB) | Option exercise (M): 1,404 @ $0 · Option exercise (M): 1,404 (derivative) @ $0 · Grant/award (A): 2,784 (derivative) @ $0 | EDGAR |
| 2024-08-19 | 4 | MESA LABORATORIES INC /CO/ (MLAB) | Option exercise (M): 724 @ $0 · Option exercise (M): 724 (derivative) @ $0 · Grant/award (A): 1,404 (derivative) @ $0 | EDGAR |
| 2024-02-16 | 4 | MESA LABORATORIES INC /CO/ (MLAB) | Grant/award (A): 724 (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.
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