Casdin Eli
- SEC CIK
- 0001534264
In the past year, 7 open-market purchase filings worth $47.0M and 2 sale filings worth $49.5M.
Current role at each company
- LAB Standard Biotools Inc.Director, 10% Owneras of Jun 23, 2026
- WGS GeneDx Holdings Corp.Director, 10% Owneras of Jun 23, 2026
- BLFS Biolife Solutions Inc10% Owneras of May 21, 2026
- TSVT 2seventy bio, Inc.Directoras of May 15, 2025
- SLGC SomaLogic, Inc.Director, 10% Owneras of Jan 9, 2024
Show 5 more companies
- EQRX EQRx, Inc.10% Owneras of Nov 14, 2023
- TNYA Tenaya Therapeutics, Inc.Directoras of Nov 25, 2022
- MXCT Maxcyte, Inc.10% Owneras of Oct 5, 2022
- ABSI Absci CorpDirectoras of Jun 10, 2022
- IPSC Century Therapeutics, Inc.Directoras of Jun 10, 2022
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
- $47.0M
- 7 filings
- Sold
- $49.5M
- 2 filings
- Net
- −$2.53M
- Bought minus sold
- Companies
- 3
- With open-market trades
Trades
Every Form 4 that lists Casdin Eli 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.
WGS GeneDx Holdings Corp.
Director, 10% Owner11 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jun 8, 2026 (view filing)5:25 PM ET | Jun 4-5 | 4 days | Casdin Partners GP, LLC and 3 othersDirector, 10% Owner | PPurchaseClass A Common Stock, par value $0.0001 per share | +200.0K | $55.55 | +$11.1M | +5.7%3.71M after | 2 lots |
| May 20, 2026 (view filing)7:45 PM ET | May 18-20 | 2 days | Casdin Partners GP, LLC and 3 othersDirector, 10% Owner | PPurchaseClass A Common Stock, par value $0.0001 per share | +500.0K | $42.92 | +$21.5M | +16.6%3.51M after | 3 lots |
| May 11, 2026 (view filing)8:43 PM ET | May 7-11 | 4 days | Casdin Partners GP, LLC and 3 othersDirector, 10% Owner | PPurchaseClass A Common Stock | +850.0K | – | – | –850.0K after | Derivative3 lots |
| Aug 22, 2025 (view filing)6:55 PM ET | Aug 22 | Same day | Casdin Partners GP, LLC and 3 othersDirector, 10% Owner | SSaleClass A Common Stock | −500.0K | $120.90 | −$60.5M | −14.3%3.01M after | |
| Jun 5, 2024 (view filing)8:45 PM ET | Jun 3-4 | 2 days | Casdin Partners GP, LLC and 4 othersDirector, 10% Owner | PPurchaseClass A Common Stock | +130.0K | $21.21 | +$2.76M | +4.4%3.09M after | 2 lots |
| May 31, 2024 (view filing)5:37 PM ET | May 29 | 2 days | Casdin Partners GP, LLC and 4 othersDirector, 10% Owner | PPurchaseClass A Common Stock | +40.0K | $21.07 | +$842.6K | +1.4%2.96M after | |
| May 28, 2024 (view filing)8:40 PM ET | May 23-28 | 5 days | Casdin Partners GP, LLC and 4 othersDirector, 10% Owner | PPurchaseClass A Common Stock | +170.0K | $20.15 | +$3.42M | +6.2%2.92M after | 3 lots |
| May 15, 2024 (view filing)6:16 PM ET | May 13 | 2 days | Casdin Partners GP, LLC and 4 othersDirector, 10% Owner | PPurchaseClass A Common Stock | +50.0K | $23.31 | +$1.17M | +1.8%2.75M after | |
| Mar 6, 2024 (view filing)7:32 PM ET | Mar 4-5 | 2 days | Casdin Partners GP, LLC and 4 othersDirector, 10% Owner | PPurchaseClass A Common Stock | +40.9K | $8.74 | +$357.7K | +1.5%2.70M after | 2 lots |
| Feb 2, 2023 (view filing)4:05 PM ET | Jan 31 | 2 days | Casdin EliDirector, 10% Owner | PPurchaseClass A Common Stock | +85.7M | $0.35 | +$30.0M | New position14.3M after | 2 lots |
BLFS Biolife Solutions Inc
10% Owner9 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| May 21, 2026 (view filing)7:10 PM ET | May 19-21 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.001 per share | −1.20M | $23.44 | −$28.1M | −20.1%4.76M after | 3 lots |
| Oct 17, 2025 (view filing)7:55 PM ET | Oct 15 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.001 per share | −750.0K | $28.55 | −$21.4M | −11.2%5.96M after | |
| Aug 21, 2025 (view filing)9:10 PM ET | Aug 15 | 6 daysLate | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.001 per share | −500.0K | $24.40 | −$12.2M | −6.9%6.71M after | |
| Aug 13, 2025 (view filing)6:43 PM ET | Aug 11 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.001 per share | −500.0K | $22.60 | −$11.3M | −6.5%7.21M after | |
| Jun 12, 2025 (view filing)8:27 PM ET | Jun 10 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.001 per share | −1.00M | $23.80 | −$23.8M | −11.5%7.71M after | |
| Oct 23, 2023 (view filing)5:42 PM ET | Oct 19 | 4 days | Casdin Partners GP, LLC and 3 others10% Owner | PPurchaseCommon Stock, par value $.001 per share | +927.2K | $11.19 | +$10.4M | +12.2%8.56M after | |
| Aug 11, 2023 (view filing)5:01 PM ET | Aug 9 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | PPurchaseCommon Stock, par value $.001 per share | +58.5K | $13.20 | +$771.7K | +0.8%7.63M after | |
| May 23, 2023 (view filing)5:46 PM ET | May 19-22 | 4 days | Casdin Partners GP, LLC and 3 others10% Owner | PPurchaseCommon Stock, par value $.001 per share | +75.0K | $22.32 | +$1.67M | +99.9%150.0K after | 2 lots |
| May 18, 2023 (view filing)8:31 PM ET | May 16-18 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | PPurchaseCommon Stock, par value $.001 per share | +75.0K | $21.26 | +$1.59M | New position75.0K after | 3 lots |
LAB Standard Biotools Inc.
Director, 10% Owner22 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Dec 4, 2025 (view filing)8:59 PM ET | Dec 2-4 | 2 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +350.0K | $1.44 | +$502.6K | +0.5%72.1M after | 3 lots |
| Nov 26, 2025 (view filing)4:58 PM ET | Nov 24-25 | 2 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +7.70M | $1.31 | +$10.1M | +12.0%71.8M after | 2 lots |
| Nov 20, 2025 (view filing)7:45 PM ET | Nov 18-20 | 2 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +1.07M | $1.28 | +$1.37M | +1.7%64.0M after | 3 lots |
| Nov 17, 2025 (view filing)6:58 PM ET | Nov 13-17 | 4 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +925.0K | $1.22 | +$1.13M | +1.5%63.0M after | 3 lots |
| Nov 12, 2025 (view filing)7:46 PM ET | Nov 7-12 | 5 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +1.18M | $1.17 | +$1.38M | +1.9%62.0M after | 4 lots |
| Sep 11, 2025 (view filing)9:03 PM ET | Sep 9 | 2 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +100.0K | $1.29 | +$128.9K | +0.2%60.9M after | |
| Sep 5, 2025 (view filing)7:08 PM ET | Sep 3-4 | 2 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +500.0K | $1.27 | +$635.8K | +0.8%60.8M after | 2 lots |
| Aug 26, 2025 (view filing)8:46 PM ET | Aug 22-26 | 4 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchaseCommon Stock, $0.001 par value per share | +525.0K | $1.25 | +$658.8K | +0.9%60.3M after | 3 lots |
| Aug 15, 2025 (view filing)9:18 PM ET | Aug 13-15 | 2 days | Casdin Partners GP, LLC and 7 othersDirector, 10% Owner | PPurchase | +358.2K | $1.24 | +$443.0K | +0.6%59.8M after | 3 lots |
| Mar 4, 2025 (view filing)8:19 PM ET | Feb 28 | 4 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +4.82M | $1.07 | +$5.13M | +8.9%58.8M after |
TSVT 2seventy bio, Inc.
Director3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Mar 28, 2024 (view filing)8:29 PM ET | Mar 26 | 2 days | Casdin Partners GP, LLC and 3 othersDirector | PPurchaseCommon Stock, par value $0.0001 per share | +40.0K | $5.10 | +$204.0K | +2.0%2.00M after | |
| Mar 25, 2024 (view filing)9:44 PM ET | Mar 21-25 | 4 days | Casdin Partners GP, LLC and 3 othersDirector | PPurchaseCommon Stock, par value $0.0001 per share | +777.4K | $5.02 | +$3.90M | +65.7%1.96M after | 3 lots |
| Mar 25, 2024 (view filing)9:44 PM ET | Mar 21 | 4 days | Casdin Partners GP, LLC and 3 othersDirector | SSaleCommon Stock, par value $0.0001 per share | −63.2K | $4.72 | −$297.8K | –536.8K after | Derivative |
TNYA Tenaya Therapeutics, Inc.
Director3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Nov 25, 2022 (view filing)7:05 PM ET | Nov 17 | 8 daysLate | Casdin Capital, LLC and 1 otherDirector | PPurchase | +2.49M | $2.60 | +$6.48M | +69.5%6.08M after | |
| Nov 25, 2022 (view filing)7:05 PM ET | Nov 17 | 8 daysLate | Casdin Capital, LLC and 1 otherDirector | PPurchase | +1.35M | $2.60 | +$3.52M | –1.35M after | Derivative |
| Aug 4, 2021 (view filing) | Aug 3 | 1 day | Casdin EliDirector, 10% Owner | PPurchase | +850.0K | $15.00 | +$12.8M | +35.8%3.22M after |
MXCT Maxcyte, Inc.
10% Owner3 trades
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Oct 5, 2022 (view filing)4:24 PM ET | Oct 3 | 2 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.01 per share | −735.8K | $6.15 | −$4.53M | −6.9%10.0M after | |
| Jul 6, 2022 (view filing)5:01 PM ET | Jul 1 | 5 days | Casdin Partners GP, LLC and 3 others10% Owner | SSaleCommon Stock, par value $0.01 per share | −3.24M | $4.30 | −$13.9M | −23.2%10.7M after | |
| Aug 3, 2021 (view filing)6:08 PM ET | Jul 30 | 4 days | Casdin Partners GP, LLC and 3 others10% Owner | PPurchaseCommon Stock, par value $0.01 per share | +1.80M | $13.00 | +$23.4M | +14.8%14.0M after |
EQRX EQRx, Inc.
10% Owner1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Aug 3, 2021 (view filing)4:27 PM ET | Aug 1 | 2 days | Meister Keith A. and 4 othersDirector, 10% Owner | SSaleClass A common stock | −200.0K | $0.002 | −$400 | –13.5M after | Derivative |
ABSI Absci Corp
Director1 trade
| Filed (ET) | Trade date | Filing delay | Insider | Transaction | Shares | Avg price | Value | Holding change | Flags |
|---|---|---|---|---|---|---|---|---|---|
| Jul 28, 2021 (view filing)4:30 PM ET | Jul 26 | 2 days | Casdin EliDirector | PPurchase | +1.56M | $16.00 | +$25.0M | +30.1%6.75M after |