| Jun 04, 2026 | Ralph Smalling | HEAD REGULATORY | -192.00 | $2.93 | -$562.56 | SELL | -0.28% | 67.61K | Jun 03 | View |
| Jun 02, 2026 | Thomas Zindrick J.D., Attorney-in-Fact | DIRECTOR | -10.00K | $2.98 | -$29.80K | SELL | -2.07% | 472.78K | Jun 01 | View |
| May 12, 2026 | Yong Yu | CHIEF SCIENTIFIC OFFICER | -605.00 | $2.97 | -$1.80K | SELL | -0.40% | 149.71K | May 11 | View |
| May 12, 2026 | Joseph Cappello | CHIEF TECHNICAL OFFICER | -605.00 | $2.97 | -$1.80K | SELL | -0.39% | 154.55K | May 11 | View |
| May 12, 2026 | Thomas Zindrick | PRESIDENT AND CEO | -2.80K | $2.94 | -$8.23K | SELL | -0.52% | 532.05K | May 11 | View |
| May 12, 2026 | Ralph Smalling | HEAD REGULATORY | -270.00 | $2.98 | -$804.49 | SELL | -0.40% | 67.80K | May 11 | View |
| Mar 26, 2026 | Ralph Smalling | HEAD REGULATORY | -585.00 | $2.46 | -$1.44K | SELL | -0.85% | 68.07K | Mar 24 - Mar 25 | View |
| Mar 26, 2026 | Joseph Cappello | CHIEF TECHNICAL OFFICER | -906.00 | $2.42 | -$2.19K | SELL | -0.58% | 155.15K | Mar 24 | View |
| Mar 26, 2026 | Yong Yu | SVP, CLINICAL DEVELOPMENT | -906.00 | $2.42 | -$2.19K | SELL | -0.62% | 144.94K | Mar 24 | View |
| Mar 26, 2026 | Thomas Zindrick | PRESIDENT AND CEO | -3.58K | $2.42 | -$8.67K | SELL | -0.67% | 534.85K | Mar 24 | View |
| Mar 03, 2026 | Thomas Zindrick J.D., Attorney-in-Fact | DIRECTOR | -10.00K | $2.90 | -$28.96K | SELL | -2.03% | 482.78K | Mar 02 | View |
| Dec 11, 2025 | Yong Yu | SVP, CLINICAL DEVELOPMENT | -4.19K | $3.82 | -$16.03K | SELL | -2.79% | 145.84K | Aug 21 - Nov 17 | View |
| Dec 11, 2025 | Thomas Zindrick | PRESIDENT AND CEO | -17.18K | $3.86 | -$66.37K | SELL | -3.09% | 538.43K | Aug 21 - Nov 17 | View |
| Dec 11, 2025 | Joseph Cappello | CHIEF TECHNICAL OFFICER | -3.71K | $3.88 | -$14.36K | SELL | -2.32% | 156.06K | Aug 21 - Nov 17 | View |
| Dec 09, 2025 | Ralph Smalling | HEAD REGULATORY | -2.33K | $3.75 | -$8.74K | SELL | -3.28% | 68.66K | Aug 21 - Dec 05 | View |
| Dec 02, 2025 | Thomas Zindrick J.D., Attorney-in Fact | DIRECTOR | -10.00K | $5.00 | -$50.01K | SELL | -1.99% | 492.78K | Dec 01 | View |
| May 13, 2025 | Sean Ryder | GENERAL COUNSEL | -4.47K | $2.92 | -$13.07K | SELL | -8.59% | 47.62K | May 12 | View |
| May 13, 2025 | Thomas Zindrick | PRESIDENT AND CEO | -10.76K | $2.92 | -$31.43K | SELL | -5.32% | 191.45K | May 12 | View |
| May 13, 2025 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -5.58K | $2.92 | -$16.29K | SELL | -10.48% | 47.64K | May 12 | View |
| May 13, 2025 | Joseph Cappello | VP, PHARMACEUTICAL DEVELOPMENT | -4.74K | $2.92 | -$13.83K | SELL | -8.31% | 52.27K | May 12 | View |
| May 13, 2025 | Ralph Smalling | HEAD REGULATORY | -1.26K | $2.92 | -$3.68K | SELL | -3.50% | 34.76K | May 12 | View |
| Dec 30, 2024 | James Tyree | — | -3.46K | $2.46 | -$8.51K | SELL | -7.03% | 45.79K | Dec 30 | View |
| Dec 18, 2024 | Thomas Zindrick | PRESIDENT AND CEO | -14.31K | $2.34 | -$33.50K | SELL | -27.70% | 37.37K | Dec 16 | View |
| Dec 18, 2024 | Lourie Zak | CHIEF FINANCIAL OFFICER | -2.10K | $2.34 | -$4.92K | SELL | -4.90% | 40.80K | Dec 16 | View |
| Dec 18, 2024 | Ralph Smalling | HEAD REGULATORY | -2.51K | $2.34 | -$5.87K | SELL | -13.33% | 16.32K | Dec 16 | View |
| Dec 18, 2024 | Joseph Cappello | VP, PHARMACEUTICAL DEVELOPMENT | -6.30K | $2.34 | -$14.74K | SELL | -30.07% | 14.65K | Dec 16 | View |
| Sep 13, 2024 | Aladar Szalay | — | -64.86K | $2.65 | -$171.68K | SELL | -5.34% | 1.15M | Sep 12 - Sep 13 | View |
| Sep 12, 2024 | James Tyree | — | -1.73K | $2.60 | -$4.50K | SELL | -3.51% | 47.52K | Sep 11 | View |
| Sep 11, 2024 | Aladar Szalay | — | -75.14K | $2.62 | -$196.61K | SELL | -5.83% | 1.21M | Sep 09 - Sep 11 | View |
| Sep 06, 2024 | Aladar Szalay | — | -42.82K | $2.09 | -$89.61K | SELL | -3.21% | 1.29M | Sep 03 | View |
| Aug 30, 2024 | Aladar Szalay | — | -265.55K | $2.09 | -$554.41K | SELL | -16.62% | 1.33M | Aug 28 - Aug 30 | View |
| Aug 27, 2024 | Aladar Szalay | — | -91.63K | $2.19 | -$200.28K | SELL | -5.42% | 1.60M | Aug 23 - Aug 27 | View |
| Jul 08, 2024 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 8.37K | $2.12 | -$14.52K | GRANT | 334.76% | 10.87K | Feb 19 - Jun 24 | View |
| Jul 08, 2024 | Sean Ryder | GENERAL COUNSEL | 6.71K | $2.12 | -$11.65K | GRANT | 52.93% | 19.39K | Feb 19 - Jun 24 | View |
| Jul 08, 2024 | Caroline Jewett | HEAD QUALITY | -206.00 | $2.12 | -$10.52K | SELL | -1.26% | 16.17K | Feb 19 - Jun 24 | View |
| Jun 07, 2024 | James Tyree | — | 6.25K | $0.00 | $0.00 | BUY | 180.64% | 9.71K | May 29 | View |
| Jun 07, 2024 | John Smither | — | 6.25K | $0.00 | $0.00 | BUY | 90.32% | 13.17K | May 29 | View |
| Jun 07, 2024 | Thomas Zindrick J.D., Attorney-in-Fact | — | 2.50K | $0.00 | $0.00 | BUY | 0.54% | 465.96K | May 29 | View |
| Jun 07, 2024 | Mary Mirabelli | — | 8.00K | $0.00 | $0.00 | BUY | 179.37% | 12.46K | May 29 | View |
| Jun 07, 2024 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 2.50K | $0.00 | $0.00 | BUY | ∞ | 2.50K | May 29 | View |
| Jun 07, 2024 | Thomas Zindrick | PRESIDENT AND CEO | 200.00K | $0.00 | $0.00 | BUY | 1365.09% | 214.65K | May 29 | View |
| Jun 07, 2024 | Ralph Smalling | HEAD REGULATORY | 1.25K | $0.00 | $0.00 | BUY | 10.36% | 13.31K | May 29 | View |
| Jun 07, 2024 | Sean Ryder | GENERAL COUNSEL | 10.00K | $0.00 | $0.00 | BUY | 1748.25% | 10.57K | May 29 | View |
| Jun 07, 2024 | Lourie Zak | CHIEF FINANCIAL OFFICER | 31.25K | $0.00 | $0.00 | BUY | ∞ | 31.25K | May 29 | View |
| May 15, 2024 | Aladar Szalay | — | -35.97K | $3.62 | -$130.38K | SELL | -2.08% | 1.69M | May 13 - May 15 | View |
| May 09, 2024 | Aladar Szalay | — | -19.94K | $3.78 | -$75.30K | SELL | -1.14% | 1.73M | May 07 - May 08 | View |
| May 01, 2024 | Aladar Szalay | — | -60.00K | $3.23 | -$193.93K | SELL | -3.32% | 1.75M | Apr 29 - May 01 | View |
| Apr 24, 2024 | Aladar Szalay | — | -44.40K | $3.51 | -$155.65K | SELL | -2.40% | 1.81M | Apr 22 - Apr 24 | View |
| Apr 18, 2024 | Aladar Szalay | — | -71.42K | $3.59 | -$256.23K | SELL | -3.72% | 1.85M | Apr 16 - Apr 17 | View |
| Dec 18, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -32.53K | $13.16 | -$428.18K | SELL | -100.00% | 0.00 | Dec 15 | View |
| Dec 14, 2023 | James Tyree | DIRECTOR | -9.00K | $13.22 | -$118.97K | SELL | -72.23% | 3.46K | Dec 13 | View |
| Dec 14, 2023 | John Thomas | DIRECTOR | -9.00K | $13.38 | -$120.39K | SELL | -1.90% | 463.46K | Dec 13 | View |
| Dec 08, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -36.80K | $11.85 | -$436.00K | SELL | -53.08% | 32.53K | Dec 07 | View |
| Nov 22, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -18.66K | $10.26 | -$191.56K | SELL | -21.21% | 69.33K | Nov 21 | View |
| Nov 21, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -18.14K | $11.60 | -$210.43K | SELL | -17.09% | 88.00K | Nov 17 - Nov 20 | View |
| Oct 26, 2023 | Aladar Szalay | 10% OWNER | -5.70K | $19.40 | -$110.64K | SELL | -0.30% | 1.92M | Oct 25 | View |
| Oct 25, 2023 | Aladar Szalay | 10% OWNER | -49.99K | $19.97 | -$998.37K | SELL | -2.53% | 1.93M | Oct 23 | View |
| Oct 25, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 0.00 | $12.55 | -$68.15K | SELL-OPTIONS | 0.00% | 106.14K | Oct 24 | View |
| Oct 16, 2023 | John Thomas | DIRECTOR | -3.33K | $20.71 | -$69.04K | SELL | -0.70% | 472.46K | Oct 16 | View |
| Oct 11, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 0.00 | $14.01 | -$83.26K | SELL-OPTIONS | 0.00% | 106.14K | Oct 10 | View |
| Oct 10, 2023 | Aladar Szalay | 10% OWNER | -14.25K | $24.93 | -$355.23K | SELL | -0.72% | 1.98M | Oct 05 | View |
| Oct 04, 2023 | Aladar Szalay | 10% OWNER | -75.69K | $25.49 | -$1.93M | SELL | -3.66% | 1.99M | Oct 03 | View |
| Sep 29, 2023 | Aladar Szalay | 10% OWNER | -13.55K | $24.41 | -$330.67K | SELL | -0.65% | 2.07M | Sep 27 - Sep 28 | View |
| Sep 27, 2023 | Aladar Szalay | 10% OWNER | -42.26K | $24.38 | -$1.03M | SELL | -1.99% | 2.08M | Sep 25 - Sep 26 | View |
| Sep 27, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 0.00 | $14.78 | -$91.33K | SELL-OPTIONS | 0.00% | 106.14K | Sep 26 | View |
| Sep 25, 2023 | Aladar Szalay | 10% OWNER | -16.59K | $27.85 | -$462.00K | SELL | -0.78% | 2.12M | Sep 21 - Sep 22 | View |
| Sep 21, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 0.00 | $16.98 | -$131.79K | SELL-OPTIONS | 0.00% | 106.14K | Sep 20 | View |
| Sep 21, 2023 | Sean Ryder | GENERAL COUNSEL | 0.00 | $18.00 | -$240.00K | SELL-OPTIONS | 0.00% | 572.00 | Sep 20 | View |
| Sep 20, 2023 | Aladar Szalay | 10% OWNER | -62.46K | $24.92 | -$1.56M | SELL | -3.78% | 1.59M | Sep 18 - Sep 19 | View |
| Sep 18, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | 0.00 | $13.94 | -$165.23K | SELL-OPTIONS | 0.00% | 106.14K | Sep 15 | View |
| Sep 18, 2023 | John Thomas | DIRECTOR | -6.67K | $23.45 | -$156.31K | SELL | -1.38% | 475.79K | Sep 15 - Sep 18 | View |
| Sep 15, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -29.80K | $21.14 | -$629.93K | SELL | -21.92% | 106.14K | Sep 13 | View |
| Sep 15, 2023 | Aladar Szalay | 10% OWNER | -44.31K | $21.80 | -$965.90K | SELL | -2.65% | 1.62M | Sep 13 - Sep 14 | View |
| Sep 14, 2023 | John Smither | DIRECTOR | -900.00 | $20.78 | -$18.70K | SELL | -11.51% | 6.92K | Sep 13 | View |
| Sep 13, 2023 | Aladar Szalay | 10% OWNER | -52.62K | $22.23 | -$1.17M | SELL | -3.06% | 1.67M | Sep 11 - Sep 12 | View |
| Sep 11, 2023 | Aladar Szalay | 10% OWNER | -37.28K | $23.57 | -$878.60K | SELL | -2.12% | 1.72M | Sep 07 - Sep 08 | View |
| Aug 30, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -19.80K | $24.70 | -$489.06K | SELL | -12.71% | 135.94K | Aug 30 | View |
| Aug 22, 2023 | Caroline Jewett | HEAD QUALITY | -515.00 | $23.73 | -$12.22K | SELL | -31.21% | 1.14K | Aug 18 | View |
| Aug 22, 2023 | Ralph Smalling | HEAD REGULATORY | -935.00 | $23.73 | -$22.19K | SELL | -31.17% | 2.06K | Aug 18 | View |
| Aug 22, 2023 | Doug Samuelson | CHIEF FINANCIAL OFFICER | -1.30K | $23.73 | -$30.78K | SELL | -36.03% | 2.30K | Aug 18 | View |
| Aug 22, 2023 | Sean Ryder | GENERAL COUNSEL | -328.00 | $23.73 | -$7.78K | SELL | -36.44% | 572.00 | Aug 18 | View |
| Aug 22, 2023 | Joseph Cappello | VP, PHARMACEUTICAL DEVELOPMENT | -3.27K | $23.73 | -$77.48K | SELL | -36.28% | 5.74K | Aug 18 | View |
| Aug 22, 2023 | Yong Yu | VP, CLINICAL TRIAL OPERATIONS | -3.27K | $23.73 | -$77.48K | SELL | -2.05% | 155.74K | Aug 18 | View |
| Aug 22, 2023 | Thomas Zindrick | PRESIDENT AND CEO | -8.35K | $23.73 | -$198.12K | SELL | -36.30% | 14.65K | Aug 18 | View |
| Jan 31, 2023 | Qian Zhang | ASSOCIATE VP, RESEARCH | 200.00 | $6.25 | $1.25K | BUY | 0.15% | 133.53K | Jan 26 | View |