Lauren Mastrocola
CIK 1827639 · View on SEC EDGAR ↗
Insider
First SEC filing: Oct. 15, 2020 · Latest: Oct. 15, 2020
On this page
Insider at
Insider transactions
0 buys (P)
2 sells (S)
Net:
$-2,612,265
+ 23 non-open-market transactions below
last 12 months, based on the transactions shown below
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
23 other filings hidden
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| Nov. 20, 2025 | PRAX | S | 2,145 | $192.71 | $413,363 | 10,442 Direct | -17.04% | Disposed | 91.7% (price as of 2026-08-21) |
| Nov. 20, 2025 | PRAX | S | 11,455 | $191.96 | $2,198,902 | 12,587 Direct | -47.65% | Disposed | 92.5% (price as of 2026-08-21) |
| Nov. 14, 2024 | PRAX | S | 5,188 | $81.78 | $424,275 | 5,613 Direct | -48.03% | Disposed | 351.8% (price as of 2026-08-21) |
P = Open-market purchase · S = Sale · A = Grant/award · M = Option exercise · G = Gift · F = Tax withholding
Insider transactions are not a recommendation; sales are often driven by liquidity or tax reasons.
Derivative holdings (Form 4 Table II)
Options, RSUs and convertible securities reported on Form 4 Table II.
| Date | Ticker | Security | Underlying | Exercise price | Expiration | Shares | A/D |
|---|---|---|---|---|---|---|---|
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (5,250) | $56.94 | July 29, 2034 | 5,250 | Disposed |
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (2,351) | $44.40 | Jan. 12, 2033 | 2,351 | Disposed |
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (207) | $44.40 | Jan. 12, 2033 | 207 | Disposed |
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (2,680) | $43.37 | Jan. 12, 2034 | 2,680 | Disposed |
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (1,557) | $133.65 | Sept. 13, 2030 | 1,557 | Disposed |
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (508) | $83.85 | June 4, 2030 | 508 | Disposed |
| Nov. 20, 2025 | PRAX | Stock Option (Right to Buy) | Common Stock (1,047) | $49.50 | Sept. 23, 2029 | 1,047 | Disposed |
| Nov. 14, 2024 | PRAX | Stock Option (Right to Buy) | Common Stock (4,374) | $56.94 | July 29, 2034 | 4,374 | Disposed |
| July 29, 2024 | PRAX | Stock Option (Right to Buy) | Common Stock (21,000) | $56.94 | July 29, 2034 | 21,000 | Acquired |
| Jan. 7, 2022 | PRAX | Stock Option (Right to Buy) | Common Stock (21,000) | $18.11 | Jan. 7, 2032 | 21,000 | Acquired |
| Nov. 2, 2020 | PRAX | Stock Option (Right to Buy) | Common Stock (12,218) | $3.30 | Sept. 23, 2029 | 12,218 | Disposed |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 3 holdings
Securities held when first becoming an insider, per SEC Form 3.