Standard Biotools Inc.
LAB- Exchange
- Nasdaq
- Industry
- Pharmaceutical Preparations
- SEC CIK
- 0001162194
No open-market purchases or sales by Standard Biotools Inc. insiders were filed in the last 90 days; 143 institutions reported holding it in 13F filings for Q2 2026, worth $243.6M in total; Viking Global Investors is the only superinvestor holding it.
Open-market trades, last 90 days
Open-market purchases (P) and sales (S) by Standard Biotools Inc. insiders, counted by Form 4 filing. Trades with a flagged price and duplicate filings are left out.
- Open-market buys
- 0 filings
- Open-market sells
- 0 filings
- Insiders trading
- 0
- Net value
- $0
- Purchases minus sales
Insider roster
Directors, officers and 10% owners who have filed a Form 4 for Standard Biotools Inc., current and former, most recent filer first. Last reported holding is the position after the last non-derivative trade in their latest filing.
| Name | Title | Last reported holding | Last filing | Filings, past year |
|---|---|---|---|---|
| Mackay Sean | SVP & Chief Business Officer | 1,480,823 | Aug 24, 2026 | 6 |
| Kim Hanjoon Alex | Chief Financial Officer | 2,534,859 | Aug 24, 2026 | 6 |
| Egholm Michael | President & CEO | 6,137,704 | Aug 24, 2026 | 6 |
| Eloi Fenel M | Director | 335,299 | Jun 23, 2026 | 1 |
| Hibbs Kathy L | Director | 236,836 | Jun 23, 2026 | 1 |
| Witney Frank | Director | 309,978 | Jun 23, 2026 | 1 |
| Casdin Eli | Director, 10% Owner | 3,053,169 | Jun 23, 2026 | 7 |
| Carey Thomas D. | Director | 344,456 | Jun 23, 2026 | 2 |
| Cox Troy | Director | 475,702 | Jun 23, 2026 | 2 |
| Casdin Partners GP, LLC | Director, 10% Owner | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Capital, LLC | Director, 10% Owner | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Partners Master Fund, L.P. | Director, 10% Owner | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Private Growth Equity Fund, L.P. | Director | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Private Growth Equity Fund GP, LLC | Director | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Private Growth Equity Fund II, L.P. | Director | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Private Growth Equity Fund II GP, LLC | Director | 72,100,000Indirect | Dec 4, 2025 | 5 |
| Casdin Amplify Fund, LP | 10% Owner | 2,806,470 | Mar 4, 2025 | 0 |
| Black Jeffrey G. | SVP & Chief Financial Officer | 421,608 | Sep 5, 2024 | 0 |
| Casdin Partners FO1-MSV, LP | Director | 0Indirect | Jun 21, 2024 | 0 |
| Madaus Martin D | Director | 104,111 | Oct 20, 2023 | 0 |
| Caligan Partners LP | 10% Owner | 7,797,454Indirect | Jul 3, 2023 | 0 |
| Johnson David Edward | 10% Owner | 7,797,454Indirect | Jul 3, 2023 | 0 |
| Clague Laura | Director | 104,791 | Jun 16, 2023 | 0 |
| Paya Carlos V | Director | 126,844 | Jun 16, 2023 | 0 |
| Jog Vikram | Chief Financial Officer | 217,622 | Feb 23, 2023 | 0 |
| Davis Jeremy Steven | SVP Chief Commercial Officer | 14,657 | Feb 23, 2023 | 0 |
| Burbach Gerhard F | Director | 96,827 | Jun 17, 2022 | 0 |
| Colston Bill | Director | 59,288 | Jun 17, 2022 | 0 |
| Khadder Nicholas | SVP, Gen. Counsel & Secretary | 100,480 | Jun 3, 2022 | 0 |
| Kreger Bradley Allen | SVP, Global Operations | 119,157 | May 23, 2022 | 0 |
| Barthelemy Nicolas | Director | 204,077Indirect | Apr 4, 2022 | 0 |
| Linthwaite Stephen Christopher | President & CEO | 328,473 | Feb 24, 2022 | 0 |
| McCracken Colin | Chief Commercial Officer | 65,103 | Feb 24, 2022 | 0 |
Insider trades
Each row adds up one type of transaction in one Form 4 filing. Only open-market purchases (P) and sales (S) are shown by default; use the filters to see grants, option exercises and other codes.
| 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 |
| May 28, 2025 (view filing) | May 23 | 5 days | Kim Hanjoon AlexChief Financial Officer | SSale | −1.43K | $0.94 | −$1.34K | −0.2%930.3K after | |
| May 28, 2025 (view filing) | May 23 | 5 days | Mackay SeanSVP & Chief Business Officer | SSale | −13.2K | $0.94 | −$12.4K | −1.5%843.1K after | |
| May 28, 2025 (view filing) | May 23 | 5 days | Egholm MichaelPresident & CEO | SSale | −5.47K | $0.94 | −$5.14K | −0.2%2.74M after | |
| May 27, 2025 (view filing) | May 22 | 5 days | Kim Hanjoon AlexChief Financial Officer | SSale | −1.35K | $1.00 | −$1.35K | −0.1%931.7K after | |
| May 27, 2025 (view filing) | May 22 | 5 days | Egholm MichaelPresident & CEO | SSale | −5.12K | $1.00 | −$5.12K | −0.2%2.75M after | |
| May 23, 2025 (view filing) | May 21-22 | 2 days | Mackay SeanSVP & Chief Business Officer | SSale | −25.4K | $1.02 | −$25.8K | −2.9%856.3K after | 2 lots |
| May 22, 2025 (view filing) | May 21 | 1 day | Egholm MichaelPresident & CEO | SSale | −4.72K | $1.03 | −$4.86K | −0.2%2.75M after | |
| May 22, 2025 (view filing) | May 21 | 1 day | Kim Hanjoon AlexChief Financial Officer | SSale | −1.41K | $1.03 | −$1.45K | −0.2%933.1K after | |
| 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 | |
| Aug 29, 2024 (view filing)8:30 PM ET | Aug 27 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +250.0K | $2.19 | +$546.8K | +0.5%54.0M after | |
| Aug 26, 2024 (view filing)8:10 PM ET | Aug 22-26 | 4 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +750.0K | $2.06 | +$1.55M | +1.4%53.8M after | 3 lots |
| Aug 21, 2024 (view filing)8:47 PM ET | Aug 19-21 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +1.25M | $1.88 | +$2.35M | +2.4%53.0M after | 3 lots |
| Aug 16, 2024 (view filing)7:52 PM ET | Aug 14 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +1.20M | $1.59 | +$1.91M | +2.4%51.8M after | |
| Aug 13, 2024 (view filing)8:15 PM ET | Aug 9-13 | 4 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +1.58M | $1.62 | +$2.56M | +3.2%50.6M after | 3 lots |
| Aug 9, 2024 (view filing)9:34 PM ET | Aug 7-8 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +1.07M | $1.61 | +$1.72M | +2.2%49.0M after | 2 lots |
| May 28, 2024 (view filing)8:45 PM ET | May 23 | 5 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +100.0K | $2.60 | +$260.0K | +0.2%46.1M after | |
| May 22, 2024 (view filing)7:53 PM ET | May 20-22 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +600.0K | $2.57 | +$1.54M | +1.3%46.0M after | 3 lots |
| May 17, 2024 (view filing)8:11 PM ET | May 15-17 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +1.35M | $2.56 | +$3.46M | +3.1%45.4M after | 3 lots |
| Mar 6, 2024 (view filing)7:20 PM ET | Mar 4-5 | 2 days | Casdin Partners GP, LLC and 8 othersDirector, 10% Owner | PPurchase | +251.4K | $2.57 | +$646.2K | +2.2%11.5M after | 2 lots |
| May 22, 2023 (view filing) | May 18-19 | 4 days | Black Jeffrey G.SVP & Chief Financial Officer | PPurchase | +86.0K | $2.25 | +$193.9K | New position86.0K after | 2 lots |
| May 19, 2023 (view filing)9:00 PM ET | May 17-19 | 2 days | Casdin Partners GP, LLC and 5 othersDirector, 10% Owner | PPurchase | +1.20M | $2.19 | +$2.63M | New position1.20M after | 3 lots |
| May 19, 2023 (view filing) | May 17-19 | 2 days | Casdin EliDirector, 10% Owner | PPurchase | +1.20M | $2.19 | +$2.63M | New position1.20M after | 3 lots |
| Aug 5, 2022 (view filing)11:10 AM ET | Aug 3 | 2 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share ("Common Stock") | +46.0K | $1.74 | +$80.1K | +0.4%11.2M after | |
| Aug 5, 2022 (view filing)11:10 AM ET | Aug 4 | 1 day | Caligan Partners LP and 1 other10% Owner | PPurchase | +255.2K | $1.75 | +$446.6K | +2.3%11.4M after | |
| Aug 2, 2022 (view filing)5:27 PM ET | Jul 29 | 4 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share (Common Stock) | +137.6K | $1.42 | +$195.5K | +1.3%10.7M after | |
| Aug 2, 2022 (view filing)5:27 PM ET | Aug 1-2 | 1 day | Caligan Partners LP and 1 other10% Owner | PPurchase | +482.8K | $1.57 | +$758.2K | +4.5%11.1M after | 2 lots |
| Jun 15, 2022 (view filing)9:06 AM ET | Jun 13 | 2 days | Caligan Partners LP and 1 other10% Owner, Other: See Remarks | PPurchaseCommon Stock, $0.001 par value per share ("Common Stock") | +100.0K | $1.70 | +$170.0K | +1.0%10.5M after | |
| Jun 6, 2022 (view filing)2:01 PM ET | Jun 2 | 4 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share ("Common Stock") | +200.0K | $1.92 | +$384.0K | +2.0%10.2M after | |
| Jun 6, 2022 (view filing)2:01 PM ET | Jun 3 | 3 days | Caligan Partners LP and 1 other10% Owner | PPurchase | +250.0K | $1.98 | +$495.0K | +2.5%10.4M after | |
| May 10, 2022 (view filing)9:03 PM ET | May 6 | 4 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share (Common Stock) | +463.4K | $2.90 | +$1.34M | +4.9%9.95M after | |
| May 10, 2022 (view filing)9:03 PM ET | May 10 | Same day | Caligan Partners LP and 1 other10% Owner | PPurchase | +25.0K | $2.52 | +$63.0K | +0.3%9.97M after | |
| May 2, 2022 (view filing)7:44 PM ET | Apr 28 | 4 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share ("Common Stock") | +27.6K | $2.40 | +$66.2K | +0.3%9.11M after | |
| May 2, 2022 (view filing)7:44 PM ET | Apr 29-May 2 | 3 days | Caligan Partners LP and 1 other10% Owner | PPurchase | +372.4K | $2.71 | +$1.01M | +4.1%9.48M after | 2 lots |
| Apr 13, 2022 (view filing)4:27 PM ET | Apr 11 | 2 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share ("Common Stock") | +145.0K | $3.87 | +$561.1K | +1.6%9.03M after | |
| Apr 13, 2022 (view filing)4:27 PM ET | Apr 12 | 1 day | Caligan Partners LP and 1 other10% Owner | PPurchase | +50.0K | $3.60 | +$180.0K | +0.6%9.08M after | |
| Apr 8, 2022 (view filing)5:19 PM ET | Apr 6 | 2 days | Caligan Partners LP and 1 other10% Owner | PPurchaseCommon Stock, $0.001 par value per share ("Common Stock") | +109.6K | $3.60 | +$394.5K | +1.3%8.49M after | |
| Apr 8, 2022 (view filing)5:19 PM ET | Apr 7-8 | 1 day | Caligan Partners LP and 1 other10% Owner | PPurchase | +400.0K | $3.82 | +$1.53M | +4.7%8.89M after | 2 lots |