BERG MARK STEPHEN — SEC Form 4 filings
SEC reporting owner CIK 1238881. 9 Form 4 filings on record with FilingPulse; latest filed 2026-05-21.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-02-08 to 2026-05-21. 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): 2 legs across 1 filing — 7,323 shares, $1,759,459 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 13.
- Largest priced transaction: sale of 6,973 shares @ $240.21 ($1,674,977) in PIONEER NATURAL RESOURCES CO, filed 2024-03-11.
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 |
|---|---|---|---|---|---|
| PIONEER NATURAL RESOURCES CO (PXD) | EVP, Corporate Operations | 4 | — | 2 legs · 7,323 sh · $1,759,459 | 6 |
| ProPetro Holding Corp. (PUMP) | Director | 5 | — | — | 7 |
Form 4 filings — BERG MARK STEPHEN
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-05-21 | 4 | ProPetro Holding Corp. (PUMP) | Grant/award (A): 9,101 (derivative) @ $0 | EDGAR |
| 2026-05-19 | 4 | ProPetro Holding Corp. (PUMP) | Option exercise (M): 28,181 · Option exercise (M): 28,181 (derivative) @ $0 | EDGAR |
| 2025-05-23 | 4 | ProPetro Holding Corp. (PUMP) | Grant/award (A): 28,181 (derivative) @ $0 | EDGAR |
| 2025-05-09 | 4 | ProPetro Holding Corp. (PUMP) | Option exercise (M): 16,454 · Option exercise (M): 16,454 (derivative) @ $0 | EDGAR |
| 2024-05-10 | 4 | ProPetro Holding Corp. (PUMP) | Grant/award (A): 16,454 (derivative) @ $0 | EDGAR |
| 2024-05-03 | 4 | PIONEER NATURAL RESOURCES CO (PXD) | Grant/award (A): 37,518 @ $0 · Disposition to issuer (D): 77,253 · Disposition to issuer (D): 27,096 · Disposition to issuer (D): 54,725 | EDGAR |
| 2024-03-11 | 4 | PIONEER NATURAL RESOURCES CO (PXD) | Sale (S): 6,973 @ $240.21 · Sale (S): 350 @ $241.38 | EDGAR |
| 2024-02-22 | 4 | PIONEER NATURAL RESOURCES CO (PXD) | Tax withholding (F): 1,419 @ $229.14 | EDGAR |
| 2024-02-08 | 4 | PIONEER NATURAL RESOURCES CO (PXD) | Grant/award (A): 11,521 @ $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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