Buckner Stephanie — SEC Form 4 filings
SEC reporting owner CIK 1839690. 9 Form 4 filings on record with FilingPulse; latest filed 2025-03-26.
Transaction summary — filings shown
Covers all 9 filings on record, filed 2024-03-06 to 2025-03-26. 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): 4 legs across 3 filings — 655 shares, $58,726 total (shares × price as filed).
- Other reported legs (grants, option exercises, tax withholding, gifts, derivative-security transactions, …): 27.
- Largest priced transaction: sale of 486 shares @ $85.32 ($41,466) in Altair Engineering Inc., filed 2024-03-06.
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 |
|---|---|---|---|---|---|
| Altair Engineering Inc. (ALTR) | Chief Operating Officer | 9 | — | 4 legs · 655 sh · $58,726 | 27 |
Form 4 filings — Buckner Stephanie
| Filed | Form | Issuer | Reported transactions | Source |
|---|---|---|---|---|
| 2025-03-26 | 4 | Altair Engineering Inc. (ALTR) | Disposition to issuer (D): 31,352 @ $113 · Disposition to issuer (D): 7,588 @ $113 · Disposition to issuer (D): 300 (derivative) @ $107.82 · Disposition to issuer (D): 935 (derivative) @ $82.85 · Disposition to issuer (D): 20,700 (derivative) @ $73.18 · Disposition to issuer (D): 22,500 (derivative) @ $60.97 · +11 more | EDGAR |
| 2025-03-19 | 4 | Altair Engineering Inc. (ALTR) | Sale (S): 47 @ $111.30 | EDGAR |
| 2025-03-05 | 4 | Altair Engineering Inc. (ALTR) | Grant/award (A): 323 @ $0 · Sale (S): 62 @ $111.45 | EDGAR |
| 2025-02-14 | 4 | Altair Engineering Inc. (ALTR) | Grant/award (A): 9,923 @ $0 | EDGAR |
| 2025-01-16 | 4 | Altair Engineering Inc. (ALTR) | Grant/award (A): 73 @ $82.42 | EDGAR |
| 2024-12-17 | 4 | Altair Engineering Inc. (ALTR) | Grant/award (A): 94 @ $63.92 · Option exercise (M): 1,800 @ $0 · Option exercise (M): 1,800 (derivative) @ $0 | EDGAR |
| 2024-07-16 | 4 | Altair Engineering Inc. (ALTR) | Grant/award (A): 83 @ $71.68 | EDGAR |
| 2024-03-19 | 4 | Altair Engineering Inc. (ALTR) | Grant/award (A): 5,625 @ $0 · Grant/award (A): 446 @ $0 · Grant/award (A): 14,063 (derivative) @ $0 | EDGAR |
| 2024-03-06 | 4 | Altair Engineering Inc. (ALTR) | Sale (S): 486 @ $85.32 · Sale (S): 60 @ $85.32 | 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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