NELSON TODD S
Director · Officer · PRDO
As of 2026-09-16, NELSON TODD S has 31 Form 4 transactions on record across 1 company — 16 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 March in multiple years since 2025 — a recurring calendar cadence, more consistent with scheduled activity than a one-off decision.
Reconstructed holdings
- Direct $11.6M
- Indirect $0
| PRDO | direct | 347,981 sh | $11.6M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-03-25 | PRDO | Sale | 4,387 @ $36.65 | $161K | −1.2% of holding | 347,981 | Form 4 |
| 2026-03-24 | PRDO | Sale | 40,000 @ $36.48 | $1.5M | −10.2% of holding | 352,368 | Form 4 |
| 2026-03-23 | PRDO | Sale | 40,000 @ $35.24 | $1.4M | −9.3% of holding | 392,368 | Form 4 |
| 2026-03-17 | PRDO | Sale | 11,346 @ $35.00 | $397K | −2.6% of holding | 432,368 | Form 4 |
| 2026-03-16 | PRDO | Sale | 40,000 @ $34.86 | $1.4M | −8.3% of holding | 443,714 | Form 4 |
| 2025-12-17 | PRDO | Sale | 40,000 @ $29.42 | $1.2M | −9.0% of holding | 404,047 | Form 4 |
| 2025-12-16 | PRDO | Sale | 40,000 @ $29.40 | $1.2M | −8.3% of holding | 444,047 | Form 4 |
| 2025-12-15 | PRDO | Sale | 40,000 @ $29.23 | $1.2M | −7.6% of holding | 484,047 | Form 4 |
| 2025-09-17 | PRDO | Sale | 40,000 @ $35.17 | $1.4M | −7.1% of holding | 524,047 | Form 4 |
| 2025-09-16 | PRDO | Sale | 40,000 @ $34.57 | $1.4M | −6.6% of holding | 564,047 | Form 4 |
| 2025-09-15 | PRDO | Sale | 40,000 @ $34.78 | $1.4M | −6.2% of holding | 604,047 | Form 4 |
| 2025-03-20 | PRDO | Sale | 38,984 @ $24.66 | $961K | −5.7% of holding | 644,047 | Form 4 |
| 2025-01-02 | PRDO | Sale | 12,472 @ $26.29 | $328K | −2.0% of holding | 615,697 | Form 4 |
18 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-03-14 | PRDO | Withheld for tax | 61,893 | 410,574 | Form 4 |
| 2026-03-14 | PRDO | Withheld for tax | 10,333 | 492,028 | Form 4 |
| 2026-03-14 | PRDO | Withheld for tax | 7,687 | 484,341 | Form 4 |
| 2026-03-14 | PRDO | Withheld for tax | 7,073 | 477,268 | Form 4 |
| 2026-03-14 | PRDO | Withheld for tax | 4,801 | 472,467 | Form 4 |
| 2026-03-14 | PRDO | Option exercise | 73,140 | 483,714 | Form 4 |
| 2026-03-10 | PRDO | Award / grant | 49,157 | 453,204 | Form 4 |
| 2026-03-10 | PRDO | Award / grant | 49,157 | 502,361 | Form 4 |
| 2025-03-14 | PRDO | Withheld for tax | 83,117 | 584,901 | Form 4 |
| 2025-03-14 | PRDO | Withheld for tax | 10,390 | 682,892 | Form 4 |
| 2025-03-14 | PRDO | Withheld for tax | 7,744 | 675,148 | Form 4 |
| 2025-03-14 | PRDO | Withheld for tax | 7,130 | 668,018 | Form 4 |
| 2025-03-14 | PRDO | Withheld for tax | 6,175 | 693,282 | Form 4 |
| 2025-03-14 | PRDO | Option exercise | 98,130 | 683,031 | Form 4 |
| 2025-03-06 | PRDO | Award / grant | 45,880 | 653,577 | Form 4 |
| 2025-03-06 | PRDO | Award / grant | 45,880 | 699,457 | Form 4 |
| 2025-01-02 | PRDO | Option exercise | 12,472 | 628,169 | Form 4 |
| 2025-01-02 | PRDO | Option exercise | 12,472 | 0 | 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.