Collins Chadwick
Director · Officer · SPSC
As of 2026-09-16, Collins Chadwick has 12 Form 4 transactions on record across 1 company — 4 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.
Pattern in the record: open-market sales filed in February in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $14.1M
- Indirect $0
| SPSC | direct | 174,173 sh | $14.1M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-02-20 | SPSC | Sale | 7,776 @ $58.09 | $452K | −9.1% of holding | 77,849 | Form 4 |
| 2026-02-20 | SPSC | Sale | 2,802 @ $59.72 | $167K | −3.7% of holding | 72,241 | Form 4 |
| 2026-02-20 | SPSC | Sale | 2,806 @ $59.18 | $166K | −3.6% of holding | 75,043 | Form 4 |
| 2025-02-20 | SPSC | Sale | 1,062 @ $143.92 | $153K | −0.0% of holding | 5,269,044 | Form 4 |
| 2025-02-20 | SPSC | Sale | 510 @ $144.56 | $74K | −0.0% of holding | 5,268,534 | Form 4 |
| 2025-02-20 | SPSC | Sale | 100 @ $145.58 | $15K | −0.0% of holding | 5,268,434 | Form 4 |
| 2025-02-19 | SPSC | Sale | 1,300 @ $148.96 | $194K | −0.0% of holding | 5,270,306 | Form 4 |
| 2025-02-19 | SPSC | Sale | 1,028 @ $146.74 | $151K | −0.0% of holding | 5,271,918 | Form 4 |
| 2025-02-19 | SPSC | Sale | 312 @ $147.97 | $46K | −0.0% of holding | 5,271,606 | Form 4 |
| 2025-02-19 | SPSC | Sale | 200 @ $150.01 | $30K | −0.0% of holding | 5,270,106 | Form 4 |
2 award / exercise / gift records — not counted as purchases
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.