Black Jeffrey G. — SEC Form 4 filings
SEC reporting owner CIK 1449439. 11 Form 4 filings on record with FilingPulse; latest filed 2026-09-02.
Transaction summary — filings shown
Covers all 11 filings on record, filed 2024-05-16 to 2026-09-02. 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 — 22,298 shares, $66,448 total (shares × price as filed).
- Open-market sales (code S, non-derivative): 3 legs across 3 filings — 42,664 shares, $354,862 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 16.
- Largest priced transaction: sale of 20,466 shares @ $9.79 ($200,362) in EXAGEN INC., filed 2025-09-04.
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 |
|---|---|---|---|---|---|
| EXAGEN INC. (XGN) | Chief Financial Officer | 7 | 1 leg · 22,298 sh · $66,448 | 3 legs · 42,664 sh · $354,862 | 7 |
| STANDARD BIOTOOLS INC. (LAB) | SVP & Chief Financial Officer | 4 | — | — | 9 |
Form 4 filings — Black Jeffrey G.
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-02 | 4 | EXAGEN INC. (XGN) | Sale (S): 20,614 @ $7.22 · Grant/award (A): 1,571 @ $3.02 | EDGAR |
| 2026-03-16 | 4 | EXAGEN INC. (XGN) | Grant/award (A): 75,000 @ $3.16 · Grant/award (A): 1,511 @ $3.08 · Grant/award (A): 50,000 (derivative) @ $3.16 | EDGAR |
| 2026-02-25 | 4 | EXAGEN INC. (XGN) | Sale (S): 1,584 @ $3.61 | EDGAR |
| 2025-09-04 | 4 | EXAGEN INC. (XGN) | Sale (S): 20,466 @ $9.79 | EDGAR |
| 2025-02-25 | 4 | EXAGEN INC. (XGN) | Grant/award (A): 15,000 @ $0 · Grant/award (A): 10,000 (derivative) @ $3.58 | EDGAR |
| 2024-11-19 | 4 | EXAGEN INC. (XGN) | Purchase (P): 22,298 @ $2.98 | EDGAR |
| 2024-09-05 | 4 | STANDARD BIOTOOLS INC. (LAB) | Tax withholding (F): 6,690 @ $1.91 | EDGAR |
| 2024-09-04 | 4 | EXAGEN INC. (XGN) | Grant/award (A): 225,000 @ $0 | EDGAR |
| 2024-08-19 | 4 | STANDARD BIOTOOLS INC. (LAB) | Option exercise (M): 13,157 @ $0 · Tax withholding (F): 4,695 @ $1.55 · Option exercise (M): 13,157 (derivative) @ $0 | EDGAR |
| 2024-05-21 | 4 | STANDARD BIOTOOLS INC. (LAB) | Grant/award (A): 300,000 @ $0 · Grant/award (A): 400,000 (derivative) @ $0 | EDGAR |
| 2024-05-16 | 4 | STANDARD BIOTOOLS INC. (LAB) | Option exercise (M): 52,631 @ $0 · Tax withholding (F): 18,779 @ $2.54 · Option exercise (M): 52,631 (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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