Mayer Bethany — SEC Form 4 filings
SEC reporting owner CIK 1405693. 26 Form 4 filings on record with FilingPulse; latest filed 2026-09-10.
Transaction summary — filings shown
Covers all 26 filings on record, filed 2024-04-02 to 2026-09-10. 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): 19 legs across 11 filings — 40,751 shares, $4,355,464 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 33.
- Largest priced transaction: sale of 9,557 shares @ $314.74 ($3,007,970) in LAM RESEARCH CORP, filed 2026-09-10.
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 |
|---|---|---|---|---|---|
| LAM RESEARCH CORP (LRCX) | Director | 7 | — | 4 legs · 12,545 sh · $3,345,180 | 8 |
| BOX INC (BOX) | Director | 4 | — | 4 legs · 13,943 sh · $406,121 | 8 |
| Astera Labs, Inc. (ALAB) | Director | 5 | — | 9 legs · 1,372 sh · $331,002 | 5 |
| Hewlett Packard Enterprise Co (HPE) | Director | 7 | — | 2 legs · 12,891 sh · $273,161 | 9 |
| SEMPRA (SRE) | Director | 3 | — | — | 3 |
Form 4 filings — Mayer Bethany
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2026-09-10 | 4 | LAM RESEARCH CORP (LRCX) | Sale (S): 9,557 @ $314.74 | EDGAR |
| 2026-06-29 | 4 | BOX INC (BOX) | Grant/award (A): 12,266 @ $0 · Sale (S): 1,325 @ $25.78 · Sale (S): 2,735 @ $26.11 | EDGAR |
| 2026-06-26 | 4 | Astera Labs, Inc. (ALAB) | Sale (S): 99 @ $391.27 · Sale (S): 193 @ $392.67 · Sale (S): 54 @ $393.86 · Sale (S): 146 @ $396.49 · Sale (S): 165 @ $398.32 · Sale (S): 29 @ $399.96 | EDGAR |
| 2026-06-08 | 4 | Astera Labs, Inc. (ALAB) | Grant/award (A): 837 @ $0 | EDGAR |
| 2026-05-05 | 4 | Hewlett Packard Enterprise Co (HPE) | Sale (S): 6,482 @ $29.10 · Grant/award (A): 8,750 (derivative) | EDGAR |
| 2026-04-03 | 4 | Hewlett Packard Enterprise Co (HPE) | Option exercise (M): 14,500 @ $23.98 · Option exercise (M): 14,500 (derivative) | EDGAR |
| 2025-11-10 | 4 | LAM RESEARCH CORP (LRCX) | Grant/award (A): 1,635 @ $0 · Sale (S): 30 @ $159.52 · Gift (G): 1,622 @ $0 · Gift (G): 1,622 @ $0 | EDGAR |
| 2025-11-04 | 4 | LAM RESEARCH CORP (LRCX) | Sale (S): 1,298 @ $159.99 | EDGAR |
| 2025-07-01 | 4 | BOX INC (BOX) | Grant/award (A): 9,022 @ $0 · Sale (S): 5,123 @ $34.06 · Gift (G): 6,262 @ $0 · Gift (G): 6,262 @ $0 | EDGAR |
| 2025-06-26 | 4 | Astera Labs, Inc. (ALAB) | Sale (S): 261 @ $86.81 · Sale (S): 312 @ $87.65 · Sale (S): 113 @ $88.50 · Gift (G): 839 @ $0 · Gift (G): 839 @ $0 | EDGAR |
| 2025-06-10 | 4 | Astera Labs, Inc. (ALAB) | Grant/award (A): 2,351 @ $0 | EDGAR |
| 2025-05-06 | 4 | Hewlett Packard Enterprise Co (HPE) | Grant/award (A): 14,235 (derivative) | EDGAR |
| 2025-04-08 | 4 | Hewlett Packard Enterprise Co (HPE) | Sale (S): 6,409 @ $13.19 | EDGAR |
| 2025-04-04 | 4 | Hewlett Packard Enterprise Co (HPE) | Option exercise (M): 14,323 @ $16.12 · Option exercise (M): 14,323 (derivative) | EDGAR |
| 2025-01-21 | 4/A | LAM RESEARCH CORP (LRCX) | Gift (G): 28,930 @ $0 · Gift (G): 28,930 @ $0 | EDGAR |
| 2024-12-09 | 4 | BOX INC (BOX) | Gift (G): 58,731 @ $0 · Gift (G): 58,731 @ $0 | EDGAR |
| 2024-11-12 | 4 | LAM RESEARCH CORP (LRCX) | Grant/award (A): 2,950 @ $0 | EDGAR |
| 2024-11-07 | 4 | LAM RESEARCH CORP (LRCX) | Other (J): 28,930 @ $0 · Other (J): 28,930 @ $0 | EDGAR |
| 2024-11-04 | 4 | LAM RESEARCH CORP (LRCX) | Sale (S): 1,660 @ $75.16 | EDGAR |
| 2024-07-03 | 4 | BOX INC (BOX) | Sale (S): 4,760 @ $26.48 · Grant/award (A): 7,590 @ $0 · Grant/award (A): 3,795 @ $0 | EDGAR |
| 2024-07-02 | 4 | SEMPRA (SRE) | Grant/award (A): 166.73 (derivative) @ $74.97 | EDGAR |
| 2024-06-25 | 4 | Astera Labs, Inc. (ALAB) | Grant/award (A): 4,573 @ $0 | EDGAR |
| 2024-05-14 | 4 | Hewlett Packard Enterprise Co (HPE) | Grant/award (A): 14,068 (derivative) | EDGAR |
| 2024-05-13 | 4 | SEMPRA (SRE) | Grant/award (A): 1,642 @ $0 | EDGAR |
| 2024-04-12 | 4 | Hewlett Packard Enterprise Co (HPE) | Option exercise (M): 12,164 @ $0 · Option exercise (M): 12,164 (derivative) | EDGAR |
| 2024-04-02 | 4 | SEMPRA (SRE) | Grant/award (A): 175.17 (derivative) @ $71.36 | 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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