Chess Robert
- SEC CIK
- 0001227886
In the past year, 3 open-market sale filings worth $2.62M and no purchases.
Current role at each company
- NKTR Nektar TherapeuticsDirectoras of Sep 25, 2026
- TWST Twist Bioscience CorpDirectoras of Aug 11, 2026
Open-market trades in the past year
Open-market purchases (P) and sales (S) filed in the last 365 days, not counting derivative securities or duplicate filings. Values leave out price outliers.
- Bought
- –
- 0 filings
- Sold
- $2.62M
- 3 filings
- Net
- −$2.62M
- Bought minus sold
- Companies
- 1
- With open-market trades
Trades
Every Form 4 that lists Chess Robert as a reporting owner, including filings made jointly with others, grouped by company. Each row adds up one type of transaction in one filing. Only open-market purchases (P) and sales (S) are shown by default.
TWST Twist Bioscience Corp
Director14 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 11, 2026 (view filing)4:05 PM ET | Aug 7 | 4 days | Chess RobertDirector | SSale | −18.4K | $110.89 | −$2.04M | −46.6%21.1K after | 10b5-1 |
| Mar 19, 2026 (view filing) | Mar 17 | 2 days | Chess RobertDirector | SSale | −10.0K | $47.00 | −$470.0K | −32.2%21.1K after | 10b5-1 |
| Feb 18, 2026 (view filing) | Feb 13 | 5 days | Chess RobertDirector | SSale | −2.18K | $48.26 | −$105.4K | −9.4%21.1K after | |
| Feb 11, 2025 (view filing) | Feb 7 | 4 days | Chess RobertDirector | SSale | −2.94K | $53.14 | −$156.2K | −13.9%18.2K after | |
| Jan 10, 2025 (view filing) | Jan 7 | 3 days | Chess RobertDirector | SSale | −5.00K | $50.00 | −$250.0K | −23.1%16.6K after | 10b5-1 |
| Dec 30, 2024 (view filing) | Dec 5 | 25 daysLate | Chess RobertDirector | SSale | −3.50K | $51.85 | −$181.7K | −13.9%21.6K after | 2 lots10b5-1 |
| Nov 13, 2024 (view filing) | Nov 11 | 2 days | Chess RobertDirector | SSale | −3.60K | $47.26 | −$170.1K | −14.3%21.6K after | 2 lots10b5-1 |
| Feb 9, 2024 (view filing) | Feb 8 | 1 day | Chess RobertDirector | SSale | −4.11K | $34.98 | −$143.8K | −6.0%64.2K after | |
| Feb 8, 2022 (view filing) | Feb 4 | 4 days | Chess RobertDirector | SSale | −253 | $58.88 | −$14.9K | −0.5%50.8K after | |
| Nov 3, 2021 (view filing) | Nov 1 | 2 days | Chess RobertDirector | SSale | −4.00K | $120.15 | −$480.6K | −7.3%51.0K after |
NKTR Nektar Therapeutics
Director6 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 14, 2024 (view filing) | Jun 14 | Same day | Chess RobertDirector | SSale | −19.5K | $1.20 | −$23.4K | −7.1%255.3K after | 10b5-1 |
| Sep 20, 2023 (view filing) | Sep 22, 2022 | 363 daysLate | Chess RobertDirector | SSale | −10.2K | $0.67 | −$6.83K | −3.6%274.8K after | 10b5-1 |
| Sep 26, 2022 (view filing) | Sep 22 | 4 days | Chess RobertDirector | SSale | −5.10K | $3.19 | −$16.3K | −2.2%228.2K after | |
| Sep 24, 2021 (view filing) | Sep 22 | 2 days | Chess RobertDirector | SSale | −4.60K | $17.94 | −$82.5K | −1.6%279.9K after | |
| Sep 10, 2021 (view filing) | Sep 8-9 | 2 days | Chess RobertDirector | SSale | −18.3K | $16.01 | −$292.7K | −6.2%274.3K after | 2 lots |
| Jul 22, 2021 (view filing) | Jul 20-22 | 2 days | Chess RobertDirector | SSale | −5.72K | $16.81 | −$96.1K | −2.0%280.6K after | 3 lots |