Juvenal Tobin W
Officer · CSTL
As of 2026-09-16, Juvenal Tobin W has 57 Form 4 transactions on record across 1 company — 36 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
- Direct $2.1M
- Indirect $0
| CSTL | direct | 58,584 sh | $2.1M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-09-15 | CSTL | Sale | 3,294 @ $35.14 | $116K | −5.3% of holding | 58,584 | Form 4 |
| 2026-09-14 | CSTL | Sale | 3,306 @ $32.32 | $107K | −5.1% of holding | 61,878 | Form 4 |
| 2026-08-31 | CSTL | Sale | 1,730 @ $32.81 | $57K | −2.6% of holding | 65,184 | Form 4 |
| 2026-08-25 | CSTL | Sale | 9,050 @ $35.04 | $317K | −11.9% of holding | 66,914 | Form 4 |
| 2026-08-17 | CSTL | Sale | 1,730 @ $29.59 | $51K | −2.2% of holding | 75,964 | Form 4 |
| 2026-08-03 | CSTL | Sale | 1,730 @ $28.25 | $49K | −2.1% of holding | 78,995 | Form 4 |
| 2026-07-31 | CSTL | Sale | 8,149 @ $28.84 | $235K | −8.3% of holding | 89,886 | Form 4 |
| 2026-07-31 | CSTL | Sale | 7,270 @ $29.58 | $215K | −8.1% of holding | 82,616 | Form 4 |
| 2026-07-31 | CSTL | Sale | 1,891 @ $30.26 | $57K | −2.3% of holding | 80,725 | Form 4 |
| 2026-03-12 | CSTL | Sale | 20,863 @ $25.24 | $527K | −19.4% of holding | 86,825 | Form 4 |
| 2025-12-11 | CSTL | Sale | 13,200 @ $37.48 | $495K | −13.2% of holding | 86,825 | Form 4 |
| 2025-11-24 | CSTL | Sale | 1,301 @ $38.39 | $50K | −1.6% of holding | 77,694 | Form 4 |
| 2025-11-20 | CSTL | Sale | 4,693 @ $35.58 | $167K | −5.3% of holding | 84,595 | Form 4 |
| 2025-11-12 | CSTL | Sale | 200 @ $35.40 | $7K | −0.2% of holding | 83,827 | Form 4 |
| 2025-11-11 | CSTL | Sale | 500 @ $35.39 | $18K | −0.6% of holding | 84,027 | Form 4 |
| 2025-01-06 | CSTL | Sale | 2,230 @ $30.00 | $67K | −3.1% of holding | 69,943 | Form 4 |
41 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-05-21 | CSTL | Option exercise | 11,210 | 98,035 | Form 4 |
| 2026-05-21 | CSTL | Option exercise | 11,210 | 0 | Form 4 |
| 2026-03-04 | CSTL | Withheld for tax | 10,399 | 107,688 | Form 4 |
| 2026-03-04 | CSTL | Option exercise | 11,960 | 35,878 | Form 4 |
| 2026-03-04 | CSTL | Option exercise | 13,811 | 27,621 | Form 4 |
| 2026-03-04 | CSTL | Option exercise | 25,771 | 118,087 | Form 4 |
| 2026-03-04 | CSTL | Option exercise | 25,771 | 118,087 | Form 4 |
| 2026-03-03 | CSTL | Withheld for tax | 3,716 | 92,316 | Form 4 |
| 2026-03-03 | CSTL | Award / grant | 48,367 | 48,367 | Form 4 |
| 2026-01-12 | CSTL | Award / grant | 9,207 | 96,032 | Form 4 |
| 2026-01-12 | CSTL | Award / grant | 9,207 | 9,207 | Form 4 |
| 2025-12-10 | CSTL | Withheld for tax | 2,490 | 100,025 | Form 4 |
| 2025-12-10 | CSTL | Option exercise | 6,170 | 0 | Form 4 |
| 2025-12-10 | CSTL | Option exercise | 6,170 | 102,515 | Form 4 |
| 2025-12-10 | CSTL | Option exercise | 6,170 | 102,515 | Form 4 |
| 2025-12-09 | CSTL | Withheld for tax | 6,441 | 96,345 | Form 4 |
| 2025-12-09 | CSTL | Option exercise | 15,961 | 15,961 | Form 4 |
| 2025-12-09 | CSTL | Option exercise | 15,961 | 102,786 | Form 4 |
| 2025-12-09 | CSTL | Option exercise | 15,961 | 102,786 | Form 4 |
| 2025-11-20 | CSTL | Option exercise | 4,693 | 89,288 | Form 4 |
| 2025-11-20 | CSTL | Option exercise | 4,693 | 11,210 | Form 4 |
| 2025-08-08 | CSTL | Withheld for tax | 4,294 | 84,527 | Form 4 |
| 2025-08-08 | CSTL | Option exercise | 10,640 | 0 | Form 4 |
| 2025-08-08 | CSTL | Option exercise | 10,640 | 88,821 | Form 4 |
| 2025-03-04 | CSTL | Withheld for tax | 5,573 | 78,181 | Form 4 |
| 2025-03-04 | CSTL | Award / grant | 47,838 | 47,838 | Form 4 |
| 2025-03-04 | CSTL | Option exercise | 13,811 | 41,432 | Form 4 |
| 2025-03-04 | CSTL | Option exercise | 13,811 | 83,754 | Form 4 |
| 2025-03-04 | CSTL | Option exercise | 13,811 | 83,754 | Form 4 |
| 2024-12-10 | CSTL | Withheld for tax | 1,503 | 72,173 | Form 4 |
| 2024-12-10 | CSTL | Withheld for tax | 495 | 67,507 | Form 4 |
| 2024-12-10 | CSTL | Option exercise | 1,750 | 0 | Form 4 |
| 2024-12-10 | CSTL | Option exercise | 6,169 | 6,170 | Form 4 |
| 2024-12-10 | CSTL | Option exercise | 1,750 | 68,002 | Form 4 |
| 2024-12-10 | CSTL | Option exercise | 6,169 | 73,676 | Form 4 |
| 2024-12-10 | CSTL | Option exercise | 6,169 | 73,676 | Form 4 |
| 2024-12-10 | CSTL | Option exercise | 1,750 | 68,002 | Form 4 |
| 2024-12-09 | CSTL | Withheld for tax | 3,887 | 66,252 | Form 4 |
| 2024-12-09 | CSTL | Option exercise | 15,961 | 31,922 | Form 4 |
| 2024-12-09 | CSTL | Option exercise | 15,961 | 70,139 | 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.