Corinna Lathan
Insider
First SEC filing: Dec. 28, 2021 · Latest: Dec. 28, 2021
Insider at
Insider transactions
0 buys (P)
1 sells (S)
Net: $-106,137
Price change vs current quote, split-adjusted for corporate actions since the filing — not benchmarked, not annualized, not size-weighted
| Date | Ticker | Code | Shares | Price | Value | Owned after | Δ own | A/D | vs now |
|---|---|---|---|---|---|---|---|---|---|
| March 16, 2026 | PTC | S 10b5-1 | 675 | $157.24 | $106,137 | 8,429 Direct | -7.41% | Disposed | -8.4% (price as of 2026-10-02) |
| Feb. 11, 2026 | PTC | M | 1,500 | · | · | 9,104 Direct | +19.73% | Acquired | (price as of 2026-10-02) |
| Feb. 11, 2026 | PTC | M | 1,500 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 11, 2026 | PTC | A | 1,703 | · | · | 1,703 Direct | · | Acquired | (price as of 2026-10-02) |
| May 16, 2025 | CHRN | A | 236,202 | · | · | 462,409 Direct | +104.42% | Acquired | (price as of 2026-10-02) |
| March 17, 2025 | PTC | S 10b5-1 | 622 | $155.53 | $96,740 | 7,604 Direct | -7.56% | Disposed | -7.4% (price as of 2026-10-02) |
| Feb. 12, 2025 | PTC | M | 1,383 | · | · | 8,226 Direct | +20.21% | Acquired | (price as of 2026-10-02) |
| Feb. 12, 2025 | PTC | M | 1,383 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 12, 2025 | PTC | A | 1,500 | · | · | 1,500 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 25, 2024 | PTC | S 10b5-1 | 860 | $200.00 | $172,000 | 6,843 Direct | -11.16% | Disposed | -28.0% (price as of 2026-10-02) |
| June 6, 2024 | CHRN | A | 78,217 | · | · | 226,207 Direct | +52.85% | Acquired | (price as of 2026-10-02) |
| May 9, 2024 | PTC | S | 1,901 | $179.39 | $341,020 | 7,703 Direct | -19.79% | Disposed | -19.7% (price as of 2026-10-02) |
| Feb. 14, 2024 | PTC | M | 1,901 | · | · | 9,604 Direct | +24.68% | Acquired | (price as of 2026-10-02) |
| Feb. 14, 2024 | PTC | M | 1,901 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 14, 2024 | PTC | A | 1,383 | · | · | 1,383 Direct | · | Acquired | (price as of 2026-10-02) |
| Nov. 2, 2023 | CHRN | P | 4,032 | $1.24 | $5,000 | 147,990 Direct | +2.80% | Acquired | 3.3% (price as of 2026-10-02) |
| Sept. 15, 2023 | PTC | S 10b5-1 | 800 | $140.71 | $112,568 | 7,703 Direct | -9.41% | Disposed | 2.4% (price as of 2026-10-02) |
| Aug. 23, 2023 | CHRN | P | 5,500 | $0.95 | $5,225 | 143,958 Direct | +3.97% | Acquired | 34.8% (price as of 2026-10-02) |
| Aug. 10, 2023 | CHRN | P | 4,201 | $1.25 | $5,251 | 138,458 Direct | +3.13% | Acquired | 2.5% (price as of 2026-10-02) |
| June 15, 2023 | PTC | S 10b5-1 | 800 | $141.10 | $112,880 | 8,503 Direct | -8.60% | Disposed | 2.1% (price as of 2026-10-02) |
| June 8, 2023 | CHRN | A | 67,392 | · | · | 134,257 Direct | +100.79% | Acquired | (price as of 2026-10-02) |
| June 8, 2023 | CHRN | A | 72,993 | · | · | 139,858 Direct | +109.16% | Acquired | (price as of 2026-10-02) |
| Feb. 16, 2023 | PTC | M | 2,081 | · | · | 9,303 Direct | +28.81% | Acquired | (price as of 2026-10-02) |
| Feb. 16, 2023 | PTC | M | 2,081 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Feb. 16, 2023 | PTC | A | 1,901 | · | · | 1,901 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 15, 2023 | PTC | S 10b5-1 | 761 | $134.16 | $102,096 | 7,222 Direct | -9.53% | Disposed | 7.4% (price as of 2026-10-02) |
| Nov. 15, 2022 | PTC | S 10b5-1 | 761 | $131.18 | $99,828 | 7,983 Direct | -8.70% | Disposed | 9.8% (price as of 2026-10-02) |
| June 9, 2022 | CHRN | A | 51,721 | · | · | 66,865 Direct | +341.53% | Acquired | (price as of 2026-10-02) |
| Feb. 9, 2022 | PTC | A | 2,081 | · | · | 2,081 Direct | · | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2022 | PTC | M | 1,727 | · | · | 8,744 Direct | +24.61% | Acquired | (price as of 2026-10-02) |
| Jan. 31, 2022 | PTC | M | 1,727 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Dec. 25, 2021 | CHRN | A | 15,000 | · | · | 15,144 Direct | +10416.67% | Acquired | (price as of 2026-10-02) |
| March 16, 2021 | PTC | S 10b5-1 | 1,146 | $139.12 | $159,432 | 7,017 Direct | -14.04% | Disposed | 3.5% (price as of 2026-10-02) |
| Feb. 10, 2021 | PTC | M | 2,866 | · | · | 8,163 Direct | +54.11% | Acquired | (price as of 2026-10-02) |
| Feb. 10, 2021 | PTC | A | 1,727 | · | · | 1,727 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 10, 2021 | PTC | M | 2,866 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Oct. 30, 2020 | PTC | S 10b5-1 | 2,250 | $83.38 | $187,605 | 5,915 Direct | -27.56% | Disposed | 72.7% (price as of 2026-10-02) |
| Oct. 30, 2020 | PTC | S 10b5-1 | 618 | $84.35 | $52,128 | 5,297 Direct | -10.45% | Disposed | 70.8% (price as of 2026-10-02) |
| Aug. 5, 2020 | PTC | S | 1,667 | $87.24 | $145,429 | 8,165 Direct | -16.95% | Disposed | 65.1% (price as of 2026-10-02) |
| March 17, 2020 | PTC | S 10b5-1 | 1,112 | $53.61 | $59,614 | 9,832 Direct | -10.16% | Disposed | 168.7% (price as of 2026-10-02) |
| Feb. 12, 2020 | PTC | M | 2,779 | · | · | 10,944 Direct | +34.04% | Acquired | (price as of 2026-10-02) |
| Feb. 12, 2020 | PTC | A | 2,866 | · | · | 2,866 Direct | · | Acquired | (price as of 2026-10-02) |
| Feb. 12, 2020 | PTC | M | 2,779 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| Aug. 16, 2019 | PTC | S 10b5-1 | 843 | $64.48 | $54,357 | 8,165 Direct | -9.36% | Disposed | 123.4% (price as of 2026-10-02) |
| Aug. 15, 2019 | PTC | M | 3,511 | · | · | 9,008 Direct | +63.87% | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2019 | PTC | M | 3,511 | · | · | 3,511 Direct | -50.00% | Disposed | (price as of 2026-10-02) |
| March 18, 2019 | PTC | S 10b5-1 | 2,260 | $91.47 | $206,722 | 5,497 Direct | -29.13% | Disposed | 57.5% (price as of 2026-10-02) |
| March 6, 2019 | PTC | M | 3,113 | · | · | 7,757 Direct | +67.03% | Acquired | (price as of 2026-10-02) |
| March 6, 2019 | PTC | M | 3,113 | · | · | 0 Direct | · | Acquired | (price as of 2026-10-02) |
| March 6, 2019 | PTC | A | 2,779 | · | · | 2,779 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 16, 2018 | PTC | S 10b5-1 | 1,405 | $92.58 | $130,075 | 4,644 Direct | -23.23% | Disposed | 55.6% (price as of 2026-10-02) |
| Aug. 15, 2018 | PTC | M | 3,512 | · | · | 6,049 Direct | +138.43% | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2018 | PTC | M | 3,512 | · | · | 3,511 Direct | -50.01% | Disposed | (price as of 2026-10-02) |
| March 8, 2018 | PTC | M | 2,537 | · | · | 2,537 Direct | · | Acquired | (price as of 2026-10-02) |
| March 8, 2018 | PTC | M | 2,537 | · | · | 0 Direct | -100.00% | Disposed | (price as of 2026-10-02) |
| March 8, 2018 | PTC | A | 3,113 | · | · | 3,113 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2017 | PTC | A | 2,537 | · | · | 2,537 Direct | · | Acquired | (price as of 2026-10-02) |
| Aug. 15, 2017 | PTC | A | 7,023 | · | · | 7,023 Direct | · | Acquired | (price as of 2026-10-02) |
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 |
|---|---|---|---|---|---|---|---|
| Feb. 11, 2026 | PTC | Restricted Stock Units | Common Stock | · | · | 1,500 | Disposed |
| Feb. 11, 2026 | PTC | Restricted Stock Units | Common Stock | · | · | 1,703 | Acquired |
| Feb. 12, 2025 | PTC | Restricted Stock Units | Common Stock | · | · | 1,383 | Disposed |
| Feb. 12, 2025 | PTC | Restricted Stock Units | Common Stock | · | · | 1,500 | Acquired |
| Feb. 14, 2024 | PTC | Restricted Stock Units | Common Stock | · | · | 1,901 | Disposed |
| Feb. 14, 2024 | PTC | Restricted Stock Units | Common Stock | · | · | 1,383 | Acquired |
| Feb. 16, 2023 | PTC | Restricted Stock Units | Common Stock | · | · | 2,081 | Disposed |
| Feb. 16, 2023 | PTC | Restricted Stock Units | Common Stock | · | · | 1,901 | Acquired |
| Feb. 9, 2022 | PTC | Restricted Stock Units | Common Stock | · | · | 2,081 | Acquired |
| Jan. 31, 2022 | PTC | Restricted Stock Units | Common Stock | · | · | 1,727 | Disposed |
| Feb. 10, 2021 | PTC | Restricted Stock Units | Common Stock | · | · | 1,727 | Acquired |
| Feb. 10, 2021 | PTC | Restricted Stock Units | Common Stock | · | · | 2,866 | Disposed |
| Feb. 12, 2020 | PTC | Restricted Stock Units | Common Stock | · | · | 2,866 | Acquired |
| Feb. 12, 2020 | PTC | Restricted Stock Units | Common Stock | · | · | 2,779 | Disposed |
| Aug. 15, 2019 | PTC | Restricted Stock Units | Common Stock | · | · | 3,511 | Disposed |
| March 6, 2019 | PTC | Restricted Stock Units | Common Stock | · | · | 3,113 | Acquired |
| March 6, 2019 | PTC | Restricted Stock Units | Common Stock | · | · | 2,779 | Acquired |
| Aug. 15, 2018 | PTC | Restricted Stock Units | Common Stock | · | · | 3,512 | Disposed |
| March 8, 2018 | PTC | Restricted Stock Units | Common Stock | · | · | 2,537 | Disposed |
| March 8, 2018 | PTC | Restricted Stock Units | Common Stock | · | · | 3,113 | Acquired |
| Aug. 15, 2017 | PTC | Restricted Stock Units | Common Stock | · | · | 2,537 | Acquired |
| Aug. 15, 2017 | PTC | Restricted Stock Units | Common Stock | · | · | 7,023 | Acquired |
Exercise/conversion price is blank when not applicable (e.g. RSUs).
Initial ownership (Form 3) 2 holdings
Securities held when first becoming an insider, per SEC Form 3.