Lyon Mckinsey Margaret
Officer · PPTA
As of 2026-09-16, Lyon Mckinsey Margaret has 34 Form 4 transactions on record across 1 company — 17 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 $3.2M
- Indirect $0
| PPTA | direct | 142,329 sh | $3.2M |
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 |
|---|---|---|---|---|---|---|---|
| 2026-04-02 | PPTA | Sale | 6,123 @ $29.62 | $181K | −4.1% of holding | 144,905 | Form 4 |
| 2026-04-02 | PPTA | Sale | 2,576 @ $29.31 | $76K | −1.8% of holding | 142,329 | Form 4 |
| 2026-02-12 | PPTA | Sale | 37,452 @ $27.58 | $1.0M | −22.1% of holding | 132,110 | Form 4 |
| 2026-02-12 | PPTA | Sale | 6,270 @ $27.54 | $173K | −3.6% of holding | 169,562 | Form 4 |
| 2026-01-05 | PPTA | Sale | 32,490 @ $26.61 | $865K | −25.2% of holding | 96,664 | Form 4 |
| 2025-03-28 | PPTA | Sale | 20,000 @ $11.00 | $220K | −18.3% of holding | 89,154 | Form 4 |
| 2025-03-05 | PPTA | Sale | 19,465 @ $8.82 | $172K | −17.9% of holding | 89,154 | Form 4 |
| 2025-03-05 | PPTA | Sale | 3,245 @ $8.82 | $29K | −2.9% of holding | 108,619 | Form 4 |
| 2025-02-20 | PPTA | Sale | 10,209 @ $9.24 | $94K | −21.4% of holding | 37,580 | Form 4 |
25 award / exercise / gift records — not counted as purchases
| Date | Company | Action | Shares | Owned after | Filing |
|---|---|---|---|---|---|
| 2026-02-21 | PPTA | Option exercise | 5,282 | 151,028 | Form 4 |
| 2026-02-21 | PPTA | Option exercise | 5,282 | 29,325 | Form 4 |
| 2026-02-16 | PPTA | Option exercise | 13,636 | 34,607 | Form 4 |
| 2026-02-16 | PPTA | Option exercise | 13,636 | 145,746 | Form 4 |
| 2026-02-16 | PPTA | Option exercise | 13,636 | 145,746 | Form 4 |
| 2026-02-11 | PPTA | Award / grant | 5,123 | 48,243 | Form 4 |
| 2026-02-11 | PPTA | Award / grant | 67,858 | 175,832 | Form 4 |
| 2026-02-10 | PPTA | Option exercise | 11,310 | 43,120 | Form 4 |
| 2026-02-10 | PPTA | Option exercise | 11,310 | 107,974 | Form 4 |
| 2026-02-10 | PPTA | Option exercise | 11,310 | 107,974 | Form 4 |
| 2026-01-05 | PPTA | Exercise | 40,000 | 129,154 | Form 4 |
| 2026-01-05 | PPTA | Exercise | 40,000 | 0 | Form 4 |
| 2025-03-28 | PPTA | Exercise | 20,000 | 109,154 | Form 4 |
| 2025-03-28 | PPTA | Exercise | 20,000 | 0 | Form 4 |
| 2025-03-05 | PPTA | Award / grant | 63,672 | 111,864 | Form 4 |
| 2025-03-05 | PPTA | Option exercise | 10,612 | 54,430 | Form 4 |
| 2025-03-05 | PPTA | Option exercise | 10,612 | 48,192 | Form 4 |
| 2025-03-05 | PPTA | Option exercise | 10,612 | 48,192 | Form 4 |
| 2025-02-21 | PPTA | Award / grant | 15,847 | 65,042 | Form 4 |
| 2025-02-16 | PPTA | Option exercise | 13,637 | 49,195 | Form 4 |
| 2025-02-16 | PPTA | Option exercise | 13,637 | 47,789 | Form 4 |
| 2025-02-16 | PPTA | Option exercise | 13,637 | 47,789 | Form 4 |
| 2025-02-10 | PPTA | Option exercise | 11,309 | 62,832 | Form 4 |
| 2025-02-10 | PPTA | Option exercise | 11,309 | 34,152 | Form 4 |
| 2025-02-10 | PPTA | Option exercise | 11,309 | 34,152 | 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.