Williams Lewis T
Insider CIK 1475714 · FPRX President, CEO and Chairman, Director · PTGX Director · NLTX Director · ACLX Director
Trades across companies
| Ticker | Code | Trade | Filed | Shares | Price | Value | Owned after | |
|---|---|---|---|---|---|---|---|---|
| PTGX Protagonist Therapeutics, | M Exercise deriv | 2026-02-17 | 2026-02-18 | 18,000 | — | $0 | 6,000 | SEC↗ |
| PTGX Protagonist Therapeutics, | S Sale | 2026-02-17 | 2026-02-18 | 18,000 | $82.42 | $1.48M | 7,825 | SEC↗ |
| PTGX Protagonist Therapeutics, | M Exercise | 2026-02-17 | 2026-02-18 | 18,000 | $10.84 | $195.1K | 25,825 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2026-01-02 | 2026-01-06 | 3,762 | — | $0 | 3,762 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award | 2026-01-02 | 2026-01-06 | 2,695 | — | $0 | 7,825 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2025-01-02 | 2025-01-06 | 6,584 | — | $0 | 6,584 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award | 2025-01-02 | 2025-01-06 | 5,130 | — | $0 | 5,130 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2024-01-02 | 2024-01-04 | 25,700 | — | $0 | 25,700 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2023-01-16 | 2023-01-18 | 30,000 | — | $0 | 30,000 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2022-05-26 | 2022-05-27 | 20,000 | — | $0 | 20,000 | SEC↗ |
| ACLX Arcellx, Inc. | C Conversion deriv | 2022-02-08 | 2022-02-09 | 1,163,886 | — | $0 | 0 | SEC↗ |
| ACLX Arcellx, Inc. | C Conversion deriv | 2022-02-08 | 2022-02-09 | 931,228 | — | $0 | 0 | SEC↗ |
| ACLX Arcellx, Inc. | C Conversion | 2022-02-08 | 2022-02-09 | 2,095,114 | — | $0 | 2,095,114 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2021-05-27 | 2021-05-28 | 18,000 | — | $0 | 18,000 | SEC↗ |
| NLTX Neoleukin Therapeutics, In | A Award deriv | 2021-05-11 | 2021-05-13 | 25,000 | — | $0 | 25,000 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2020-05-28 | 2020-05-29 | 15,000 | — | $0 | 15,000 | SEC↗ |
| NLTX Neoleukin Therapeutics, In | A Award deriv | 2020-05-05 | 2020-05-07 | 25,000 | — | $0 | 25,000 | SEC↗ |
| NLTX Neoleukin Therapeutics, In | A Award deriv | 2019-10-10 | 2019-10-15 | 22,000 | — | $0 | 22,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS, I | F Tax w/h | 2019-09-01 | 2019-09-04 | 7,024 | $5.43 | $38.1K | 455,336 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2019-06-10 | 2019-06-12 | 15,000 | — | $0 | 15,000 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2019-06-07 | 2019-06-11 | 12,000 | — | $0 | 12,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2019-02-26 | 2019-02-27 | 926 | $11.95 | $11.1K | 461,360 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2019-02-25 | 2019-02-28 | 6,400 | — | $0 | 6,400 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2019-02-25 | 2019-02-28 | 1,000 | — | $0 | 462,360 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2019-02-05 | 2019-02-07 | 3,144 | $11.43 | $35.9K | 462,286 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2018-11-05 | 2018-11-13 | 91,217 | — | $0 | 0 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2018-11-05 | 2018-11-13 | 91,217 | $4.56 | $415.9K | 465,430 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2018-09-01 | 2018-09-05 | 7,024 | $14.00 | $98.3K | 374,213 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2018-05-29 | 2018-06-12 | 12,000 | — | $0 | 12,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2018-02-26 | 2018-02-28 | 30,000 | — | $0 | 30,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2018-02-26 | 2018-02-28 | 5,000 | — | $0 | 381,237 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2018-02-05 | 2018-02-07 | 3,137 | $18.42 | $57.8K | 376,237 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2017-09-01 | 2017-09-06 | 7,827 | $34.34 | $268.8K | 381,958 | SEC↗ |
| PTGX Protagonist Therapeutics, | A Award deriv | 2017-06-15 | 2017-06-15 | 24,000 | — | $0 | 24,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2017-03-01 | 2017-03-03 | 34,532 | $44.77 | $1.55M | 388,754 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2017-02-07 | 2017-02-09 | 101,250 | — | $0 | 101,250 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2017-02-07 | 2017-02-09 | 16,875 | — | $0 | 423,286 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2017-01-03 | 2017-01-05 | 5,065 | $48.60 | $246.2K | 428,827 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-12-23 | 2016-12-23 | 29,816 | — | $0 | 31,159 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-12-23 | 2016-12-23 | 155 | — | $0 | 91,217 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-12-23 | 2016-12-23 | 10 | — | $0 | 16,349 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-12-23 | 2016-12-23 | 19 | — | $0 | 14,438 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-12-23 | 2016-12-23 | 29,700 | $50.49 | $1.50M | 434,192 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-12-23 | 2016-12-23 | 155 | $4.56 | $707 | 434,047 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-12-23 | 2016-12-23 | 19 | $6.89 | $131 | 434,066 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-12-23 | 2016-12-23 | 10 | $8.49 | $85 | 434,076 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-12-23 | 2016-12-23 | 29,816 | $5.54 | $165.2K | 463,892 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-12-23 | 2016-12-23 | 300 | $51.02 | $15.3K | 433,892 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2016-09-14 | 2016-09-15 | 407 | — | $0 | 433,892 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2016-09-01 | 2018-02-13 | 32,613 | $44.74 | $1.46M | 431,715 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2016-09-01 | 2018-02-13 | 22,416 | — | $0 | 409,299 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2016-09-01 | 2018-02-13 | 0 | — | $0 | 428,827 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2016-09-01 | 2017-02-09 | 22,416 | — | $0 | 406,411 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | F Tax w/h | 2016-09-01 | 2016-09-01 | 7,613 | $44.74 | $340.6K | 456,715 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2016-09-01 | 2016-09-01 | 22,416 | $44.74 | $1.00M | 434,299 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2016-08-25 | 2016-08-29 | 180,000 | — | $0 | 180,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2016-08-25 | 2016-08-29 | 42,500 | — | $0 | 464,328 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-05-06 | 2016-05-13 | 81,300 | — | $0 | 0 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-05-06 | 2016-05-13 | 81,300 | $1.23 | $100.0K | 421,828 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-04-21 | 2016-04-22 | 48,121 | — | $0 | 16,349 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-04-21 | 2016-04-22 | 48,121 | $8.49 | $408.5K | 388,649 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-04-21 | 2016-04-22 | 48,121 | $48.05 | $2.31M | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-04-20 | 2016-04-22 | 550 | — | $0 | 64,470 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-04-20 | 2016-04-22 | 550 | $48.00 | $26.4K | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-04-20 | 2016-04-22 | 550 | $8.49 | $4.7K | 341,078 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-04-15 | 2016-04-18 | 1,405 | — | $0 | 65,020 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-04-15 | 2016-04-18 | 1,405 | $8.49 | $11.9K | 341,933 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-04-15 | 2016-04-18 | 1,405 | $48.00 | $67.4K | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-04-14 | 2016-04-15 | 2,725 | — | $0 | 66,425 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-04-14 | 2016-04-15 | 2,725 | $8.49 | $23.1K | 343,253 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-04-14 | 2016-04-15 | 2,725 | $48.00 | $130.8K | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-04-06 | 2016-04-07 | 26,852 | — | $0 | 69,150 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-04-06 | 2016-04-07 | 26,852 | $8.49 | $228.0K | 367,380 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-04-06 | 2016-04-07 | 26,852 | $43.17 | $1.16M | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-04-05 | 2016-04-07 | 25,949 | — | $0 | 96,002 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-04-05 | 2016-04-07 | 25,949 | $8.49 | $220.3K | 366,477 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-04-05 | 2016-04-07 | 25,949 | $43.00 | $1.12M | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-03-30 | 2016-03-31 | 14,044 | — | $0 | 14,457 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-03-30 | 2016-03-31 | 14,044 | $6.89 | $96.8K | 354,572 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-03-30 | 2016-03-31 | 14,044 | $40.02 | $562.0K | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-03-29 | 2016-03-31 | 9,215 | — | $0 | 28,501 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-03-29 | 2016-03-31 | 9,215 | $40.01 | $368.7K | 340,528 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-03-29 | 2016-03-31 | 9,215 | $6.89 | $63.5K | 349,743 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-03-02 | 2016-03-03 | 23,259 | — | $0 | 37,716 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-03-02 | 2016-03-03 | 23,259 | $36.01 | $837.6K | 340,352 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-03-02 | 2016-03-03 | 23,259 | $6.89 | $160.3K | 363,611 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-02-04 | 2016-02-08 | 35,615 | — | $0 | 126,986 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise deriv | 2016-02-04 | 2016-02-08 | 35,614 | — | $0 | 91,372 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-02-04 | 2016-02-08 | 35,614 | $4.56 | $162.4K | 375,966 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | M Exercise | 2016-02-04 | 2016-02-08 | 35,615 | $4.56 | $162.4K | 375,967 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 20,086 | $32.79 | $658.6K | 355,881 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 11,800 | $33.83 | $399.2K | 344,081 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 121 | $35.48 | $4.3K | 340,352 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 4,528 | $34.70 | $157.1K | 340,473 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 12,408 | $33.76 | $418.9K | 345,001 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 18,557 | $32.74 | $607.6K | 357,409 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2016-02-04 | 2016-02-08 | 3,729 | $34.84 | $129.9K | 340,352 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2015-12-24 | 2015-12-28 | 953 | — | $0 | 340,303 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2015-11-16 | 2015-11-18 | 50,000 | — | $0 | 341,256 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | G Gift | 2015-10-22 | 2015-10-26 | 3,337 | — | $0 | 291,256 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-10-15 | 2015-10-19 | 4,904 | $27.98 | $137.2K | 294,593 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-10-15 | 2015-10-19 | 22,352 | $27.58 | $616.5K | 344,593 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-10-15 | 2015-10-19 | 25,000 | $26.68 | $667.0K | 319,593 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-10-15 | 2015-10-19 | 20,096 | $27.36 | $549.8K | 299,497 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-09-21 | 2015-09-23 | 2,648 | $22.06 | $58.4K | 366,945 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2015-08-20 | 2015-08-21 | 75,000 | — | $0 | 369,593 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2015-08-17 | 2015-08-19 | 125,000 | — | $0 | 125,000 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-06-22 | 2015-06-24 | 60,822 | $24.77 | $1.51M | 294,593 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2015-06-22 | 2015-06-24 | 14,178 | $24.23 | $343.5K | 355,415 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award | 2015-04-30 | 2015-05-04 | 13,090 | — | $0 | 369,593 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2014-11-04 | 2014-11-04 | 7,143 | $13.11 | $93.6K | 356,503 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2014-11-03 | 2014-11-04 | 13,559 | $13.05 | $176.9K | 363,646 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2014-10-31 | 2014-11-04 | 11,901 | $13.09 | $155.8K | 377,205 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2014-10-30 | 2014-10-30 | 5,838 | $13.32 | $77.8K | 389,106 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2014-10-29 | 2014-10-30 | 1,825 | $13.03 | $23.8K | 394,944 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | S Sale | 2014-10-28 | 2014-10-30 | 9,734 | $13.04 | $126.9K | 396,769 | SEC↗ |
| FPRX FIVE PRIME THERAPEUTICS IN | A Award deriv | 2014-08-22 | 2014-08-26 | 125,000 | — | $0 | 125,000 | SEC↗ |