WEHRWEIN SVEN
Director · ATRC, PRLB, SPSC
As of 2026-09-17, WEHRWEIN SVEN has 22 Form 4 transactions on record across 3 companies — 13 in the trailing 12 months.
Everything this person has disclosed to the SEC on Form 4 — across every company they file for — reconstructed from the public record. A filing history, not a tip sheet.
Reconstructed holdings
Reconstructed from this person's own Form 4 filings — the total each filing reported owning afterward, priced at the close on the as-of date shown. A filed position can lag the real one.
Direct and indirect holdings (e.g. through a trust or fund) are tagged separately, as filed.
Trades by company
Filing ledger
| Date | Company | Action | Shares @ price | Value | Ownership Δ | Owned after | Filing |
|---|---|---|---|---|---|---|---|
| 2026-07-28 | ATRC | Sale | 25,000 @ $37.84 | $946K | −38.2% of holding | 40,518 | Form 4 |
| 2026-06-02 | PRLB | Sale | 1,500 @ $76.91 | $115K | −4.3% of holding | 33,005 | Form 4 |
| 2026-06-02 | PRLB | Sale | 500 @ $78.38 | $39K | −1.5% of holding | 32,505 | Form 4 |
| 2025-11-25 | ATRC | Sale | 4,967 @ $38.00 | $189K | −12.6% of holding | 34,374 | Form 4 |
| 2025-11-24 | ATRC | Sale | 5,033 @ $37.32 | $188K | −12.8% of holding | 34,374 | Form 4 |
| 2025-08-22 | ATRC | Sale | 5,000 @ $37.00 | $185K | −12.7% of holding | 34,374 | Form 4 |
| 2025-08-19 | ATRC | Sale | 5,000 @ $36.00 | $180K | −12.7% of holding | 34,374 | Form 4 |
15 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-07-28 | ATRC | Option exercise | 25,000 | 65,518 | Form 4 |
| 2026-07-28 | ATRC | Option exercise | 25,000 | 0 | Form 4 |
| 2026-05-19 | PRLB | Award / grant | 2,210 | 34,505 | Form 4 |
| 2026-05-18 | ATRC | Award / grant | 6,144 | 40,518 | Form 4 |
| 2025-11-25 | ATRC | Option exercise | 4,967 | 39,341 | Form 4 |
| 2025-11-25 | ATRC | Option exercise | 4,967 | 25,000 | Form 4 |
| 2025-11-24 | ATRC | Option exercise | 5,033 | 39,407 | Form 4 |
| 2025-11-24 | ATRC | Option exercise | 5,033 | 29,967 | Form 4 |
| 2025-08-22 | ATRC | Option exercise | 5,000 | 39,374 | Form 4 |
| 2025-08-22 | ATRC | Option exercise | 5,000 | 35,000 | Form 4 |
| 2025-08-19 | ATRC | Option exercise | 5,000 | 39,374 | Form 4 |
| 2025-08-19 | ATRC | Option exercise | 5,000 | 40,000 | Form 4 |
| 2025-05-23 | PRLB | Award / grant | 3,939 | 32,295 | Form 4 |
| 2025-05-19 | ATRC | Award / grant | 5,401 | 34,374 | Form 4 |
| 2025-05-13 | SPSC | Award / grant | 1,310 | 17,522 | Form 4 |
Source: SEC Form 4 filings. Each row links to its original filing.
Research tool, not investment advice — historical frequencies, not recommendations. A product of Marovel Technologies LLC. Full terms.