Standard BioTools Inc (LAB)

The most recent insider trading activity occurred on December 4, 2025. Casdin Partners Master Fund, L.P. made a series of significant buy transactions totaling over $12 million in November and early December 2025. This concentrated buying activity by a single entity is the most notable aspect of recent insider transactions.
Stock chart
Ticker: LAB Exchange: NSM


Loading...
Purchase Sale Planned purchase Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
Casdin Partners Master Fund, L.P.
1 purchase — total 217,020 USD
Buy 4 Dec 2025
Value US$3,255,799.87 | Price 316.64 | Shares 66,020
Buy 3 Dec 2025
Value US$1,741,514.09 | Price 273.19 | Shares 80,912
Buy 2 Dec 2025
Value US$177,512.50 | Price 1.42 | Shares 125,000
Buy 25 Nov 2025
Value US$9,838,405.00 | Price 1.30 | Shares 7,550,000
Buy 24 Nov 2025
Value US$214,875.00 | Price 1.43 | Shares 150,000
Buy 20 Nov 2025
Value US$586,260.00 | Price 1.30 | Shares 450,000
Buy 19 Nov 2025
Value US$448,910.00 | Price 1.28 | Shares 350,000
Buy 18 Nov 2025
Value US$339,405.00 | Price 1.23 | Shares 275,000
Buy 17 Nov 2025
Value US$275,580.00 | Price 1.22 | Shares 225,000
Buy 14 Nov 2025
Value US$309,800.00 | Price 1.24 | Shares 250,000
Buy 13 Nov 2025
Value US$541,395.00 | Price 1.20 | Shares 450,000
Buy 12 Nov 2025
Value US$445,837.50 | Price 1.19 | Shares 375,000
Buy 11 Nov 2025
Value US$358,800.00 | Price 1.20 | Shares 300,000
Buy 10 Nov 2025
Value US$321,915.00 | Price 1.17 | Shares 275,000
Buy 7 Nov 2025
Value US$252,765.00 | Price 1.12 | Shares 225,000
Buy 9 Sep 2025
Value US$128,920.00 | Price 1.29 | Shares 100,000
Buy 4 Sep 2025
Value US$319,350.00 | Price 1.28 | Shares 250,000
Buy 3 Sep 2025
Value US$316,400.00 | Price 1.27 | Shares 250,000
Buy 26 Aug 2025
Value US$157,937.50 | Price 1.26 | Shares 125,000
Buy 25 Aug 2025
Value US$248,180.00 | Price 1.24 | Shares 200,000
Buy 22 Aug 2025
Value US$252,680.00 | Price 1.26 | Shares 200,000
Buy 15 Aug 2025
Value US$183,210.00 | Price 1.22 | Shares 150,000
Buy 14 Aug 2025
Value US$161,542.57 | Price 1.21 | Shares 133,220
Buy 13 Aug 2025
Value US$98,280.00 | Price 1.31 | Shares 75,000
Sale 23 May 2025
Value US$1,343.75 | Price 0.94 | Shares 1,428
Proposed sale 23 May 2025
Value US$1,344.18 | Price 0.94 | Shares 1,428
Sale 23 May 2025
Value US$12,437.20 | Price 0.94 | Shares 13,217
Proposed sale 23 May 2025
Value US$12,441.17 | Price 0.94 | Shares 13,217
Sale 23 May 2025
Value US$5,150.09 | Price 0.94 | Shares 5,473
Proposed sale 23 May 2025
Value US$5,151.73 | Price 0.94 | Shares 5,473
Sale 22 May 2025
Value US$1,357.71 | Price 1.00 | Shares 1,355
Proposed sale 22 May 2025
Value US$1,357.57 | Price 1.00 | Shares 1,355
Sale 22 May 2025
Value US$5,126.23 | Price 1.00 | Shares 5,116
Proposed sale 22 May 2025
Value US$5,125.72 | Price 1.00 | Shares 5,116
Sale 22 May 2025
Value US$12,561.07 | Price 1.00 | Shares 12,536
Proposed sale 22 May 2025
Value US$12,559.81 | Price 1.00 | Shares 12,536
Sale 21 May 2025
Value US$13,223.14 | Price 1.03 | Shares 12,838
Proposed sale 21 May 2025
Value US$13,239.84 | Price 1.03 | Shares 12,838
Sale 21 May 2025
Value US$4,860.57 | Price 1.03 | Shares 4,719
Proposed sale 21 May 2025
Value US$4,866.70 | Price 1.03 | Shares 4,719
Sale 21 May 2025
Value US$1,449.21 | Price 1.03 | Shares 1,407
Proposed sale 21 May 2025
Value US$1,451.04 | Price 1.03 | Shares 1,407
Buy 28 Feb 2025
Value US$5,134,321.34 | Price 1.07 | Shares 4,820,959
Proposed sale 12 Nov 2024
Value US$123,097.61 | Price 2.12 | Shares 57,971
Proposed sale 9 Sep 2024
Value US$91,724.93 | Price 2.00 | Shares 45,851
Buy 27 Aug 2024
Value US$546,750.00 | Price 2.19 | Shares 250,000
Buy 26 Aug 2024
Value US$322,455.00 | Price 2.15 | Shares 150,000
Buy 23 Aug 2024
Value US$620,975.39 | Price 2.13 | Shares 292,100
Buy 22 Aug 2024
Value US$602,806.62 | Price 1.96 | Shares 307,900
Buy 21 Aug 2024
Value US$951,950.00 | Price 1.90 | Shares 500,000
Buy 20 Aug 2024
Value US$936,700.00 | Price 1.87 | Shares 500,000
Buy 19 Aug 2024
Value US$463,225.00 | Price 1.85 | Shares 250,000
Buy 14 Aug 2024
Value US$1,913,520.00 | Price 1.59 | Shares 1,200,000
Buy 13 Aug 2024
Value US$890,560.00 | Price 1.62 | Shares 550,000
Buy 12 Aug 2024
Value US$820,600.00 | Price 1.64 | Shares 500,000
Buy 9 Aug 2024
Value US$848,481.38 | Price 1.61 | Shares 525,408
Buy 8 Aug 2024
Value US$932,600.82 | Price 1.64 | Shares 569,562
Buy 7 Aug 2024
Value US$786,200.00 | Price 1.57 | Shares 500,000
Buy 5 Aug 2024
Value US$316,780.00 | Price 1.58 | Shares 200,000
Buy 2 Aug 2024
Value US$1,631,900.00 | Price 1.63 | Shares 1,000,000
Proposed sale 24 Jun 2024
Value US$262.80 | Price 1.80 | Shares 146
Proposed sale 24 Jun 2024
Value US$121,566.58 | Price 1.89 | Shares 64,158
Proposed sale 24 Jun 2024
Value US$105,953.43 | Price 1.89 | Shares 55,918
Buy 23 May 2024
Value US$260,000.00 | Price 2.60 | Shares 100,000
Buy 22 May 2024
Value US$387,735.00 | Price 2.58 | Shares 150,000
Buy 21 May 2024
Value US$895,930.00 | Price 2.56 | Shares 350,000
Buy 20 May 2024
Value US$258,130.00 | Price 2.58 | Shares 100,000
Buy 17 May 2024
Value US$902,043.67 | Price 2.56 | Shares 352,072
Buy 16 May 2024
Value US$1,270,950.00 | Price 2.54 | Shares 500,000
Buy 15 May 2024
Value US$1,282,550.00 | Price 2.57 | Shares 500,000
Proposed sale 4 Apr 2024
Value US$7,597.60 | Price 2.78 | Shares 2,736
Proposed sale 4 Apr 2024
Value US$6,631.24 | Price 2.78 | Shares 2,388
Proposed sale 19 Mar 2024
Value US$307,728.45 | Price 2.61 | Shares 118,071
Proposed sale 18 Mar 2024
Value US$307,727.16 | Price 2.62 | Shares 117,368
Proposed sale 14 Mar 2024
Value US$2,302.43 | Price 2.59 | Shares 890
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value
Number of shares Price Value Details
2025-12-04 2025-12-04 B Purchase Non-Executive Director Large shareholder
66,020 -37.7%
316.64
US$3,255,800
66,020 -37.7% 316.64 US$3,255,800
2025-12-04 2025-12-03 B Purchase Non-Executive Director Large shareholder
80,912 +17.8%
273.19
US$1,741,514
80,912 +17.8% 273.19 US$1,741,514
2025-12-04 2025-12-02 B Purchase Non-Executive Director Large shareholder
96,640 -20.3%
231.33
US$2,139,747
96,640 -20.3% 231.33 US$2,139,747
2025-11-26 2025-11-25 B Purchase Non-Executive Director Large shareholder
7,550,000 +11.8%
1.30
US$9,838,405
7,550,000 +11.8% 1.30 US$9,838,405
2025-11-26 2025-11-24 B Purchase Non-Executive Director Large shareholder
150,000 +0.2%
1.43
US$214,875
150,000 +0.2% 1.43 US$214,875
2025-11-20 2025-11-20 B Purchase Non-Executive Director Large shareholder
450,000 +0.7%
1.30
US$586,260
450,000 +0.7% 1.30 US$586,260
2025-11-20 2025-11-19 B Purchase Non-Executive Director Large shareholder
350,000 +0.6%
1.28
US$448,910
350,000 +0.6% 1.28 US$448,910
2025-11-20 2025-11-18 B Purchase Non-Executive Director Large shareholder
275,000 +0.4%
1.23
US$339,405
275,000 +0.4% 1.23 US$339,405
2025-11-17 2025-11-17 B Purchase Non-Executive Director Large shareholder
225,000 +0.4%
1.22
US$275,580
225,000 +0.4% 1.22 US$275,580
2025-11-17 2025-11-14 B Purchase Non-Executive Director Large shareholder
250,000 +0.4%
1.24
US$309,800
250,000 +0.4% 1.24 US$309,800
2025-11-17 2025-11-13 B Purchase Non-Executive Director Large shareholder
450,000 +0.7%
1.20
US$541,395
450,000 +0.7% 1.20 US$541,395
2025-11-12 2025-11-12 B Purchase Non-Executive Director Large shareholder
375,000 +0.6%
1.19
US$445,838
375,000 +0.6% 1.19 US$445,838
2025-11-12 2025-11-11 B Purchase Non-Executive Director Large shareholder
300,000 +0.5%
1.20
US$358,800
300,000 +0.5% 1.20 US$358,800
2025-11-12 2025-11-10 B Purchase Non-Executive Director Large shareholder
275,000 +0.5%
1.17
US$321,915
275,000 +0.5% 1.17 US$321,915
2025-11-12 2025-11-07 B Purchase Non-Executive Director Large shareholder
225,000 +0.4%
1.12
US$252,765
225,000 +0.4% 1.12 US$252,765
2025-09-11 2025-09-09 B Purchase Non-Executive Director Large shareholder
100,000 +0.2%
1.29
US$128,920
100,000 +0.2% 1.29 US$128,920
2025-09-05 2025-09-04 B Purchase Non-Executive Director Large shareholder
250,000 +0.4%
1.28
US$319,350
250,000 +0.4% 1.28 US$319,350
2025-09-05 2025-09-03 B Purchase Non-Executive Director Large shareholder
250,000 +0.4%
1.27
US$316,400
250,000 +0.4% 1.27 US$316,400
2025-08-26 2025-08-26 B Purchase Non-Executive Director Large shareholder
125,000 +0.2%
1.26
US$157,938
125,000 +0.2% 1.26 US$157,938
2025-08-26 2025-08-25 B Purchase Non-Executive Director Large shareholder
200,000 +0.3%
1.24
US$248,180
200,000 +0.3% 1.24 US$248,180
2025-08-26 2025-08-22 B Purchase Non-Executive Director Large shareholder
200,000 +0.3%
1.26
US$252,680
200,000 +0.3% 1.26 US$252,680
2025-08-15 2025-08-15 B Purchase Non-Executive Director Large shareholder
150,000 +0.3%
1.22
US$183,210
150,000 +0.3% 1.22 US$183,210
2025-08-15 2025-08-14 B Purchase Non-Executive Director Large shareholder
133,220 +0.2%
1.21
US$161,543
133,220 +0.2% 1.21 US$161,543
2025-08-15 2025-08-13 B Purchase Non-Executive Director Large shareholder
75,000 +0.1%
1.31
US$98,280
75,000 +0.1% 1.31 US$98,280
2025-05-28 2025-05-23 S Sale

Chief Financial Officer

Officer
1,428 -0.2%
0.94
US$1,344
1,428 -0.2% 0.94 US$1,344
2025-05-28 2025-05-23 S Sale

SVP & Chief Business Officer

Officer
13,217 -1.5%
0.94
US$12,437
13,217 -1.5% 0.94 US$12,437
2025-05-28 2025-05-23 S Sale

President & CEO

Executive Director
5,473 -0.2%
0.94
US$5,150
5,473 -0.2% 0.94 US$5,150
2025-05-23 2025-05-23 PrS Proposed sale

Officer

Officer
13,217
0.94
US$12,441
13,217 0.94 US$12,441
2025-05-23 2025-05-23 PrS Proposed sale

Officer

Officer
1,428
0.94
US$1,344
1,428 0.94 US$1,344
2025-05-23 2025-05-23 PrS Proposed sale

Officer; Director

Executive Director
5,473
0.94
US$5,152
5,473 0.94 US$5,152
2025-05-27 2025-05-22 S Sale

Chief Financial Officer

Officer
1,355 -0.1%
1.00
US$1,358
1,355 -0.1% 1.00 US$1,358
2025-05-27 2025-05-22 S Sale

President & CEO

Executive Director
5,116 -0.2%
1.00
US$5,126
5,116 -0.2% 1.00 US$5,126
2025-05-23 2025-05-22 S Sale

SVP & Chief Business Officer

Officer
12,536 -1.4%
1.00
US$12,561
12,536 -1.4% 1.00 US$12,561
2025-05-22 2025-05-22 PrS Proposed sale

Officer; Director

Executive Director
5,116
1.00
US$5,126
5,116 1.00 US$5,126
2025-05-22 2025-05-22 PrS Proposed sale

Officer

Officer
12,536
1.00
US$12,560
12,536 1.00 US$12,560
2025-05-22 2025-05-22 PrS Proposed sale

Officer

Officer
1,355
1.00
US$1,358
1,355 1.00 US$1,358
2025-05-23 2025-05-21 S Sale

SVP & Chief Business Officer

Officer
12,838 -1.5%
1.03
US$13,223
12,838 -1.5% 1.03 US$13,223
2025-05-22 2025-05-21 S Sale

President & CEO

Executive Director
4,719 -0.2%
1.03
US$4,861
4,719 -0.2% 1.03 US$4,861
2025-05-22 2025-05-21 S Sale

Chief Financial Officer

Officer
1,407 -0.2%
1.03
US$1,449
1,407 -0.2% 1.03 US$1,449
2025-05-21 2025-05-21 PrS Proposed sale

Officer

Officer
1,407
1.03
US$1,451
1,407 1.03 US$1,451
2025-05-21 2025-05-21 PrS Proposed sale

Officer

Officer
12,838
1.03
US$13,240
12,838 1.03 US$13,240
2025-05-21 2025-05-21 PrS Proposed sale

Officer; Director

Executive Director
4,719
1.03
US$4,867
4,719 1.03 US$4,867
2025-03-04 2025-02-28 B Purchase Non-Executive Director Large shareholder
4,820,959 +8.9%
1.07
US$5,134,321
4,820,959 +8.9% 1.07 US$5,134,321
2024-11-12 2024-11-12 PrS Proposed sale

Former Officer

Officer
57,971
2.12
US$123,098
57,971 2.12 US$123,098
2024-09-09 2024-09-09 PrS Proposed sale

Former Officer

Officer
45,851
2.00
US$91,725
45,851 2.00 US$91,725
2024-08-29 2024-08-27 B Purchase Non-Executive Director Large shareholder
250,000 +0.5%
2.19
US$546,750
250,000 +0.5% 2.19 US$546,750
2024-08-26 2024-08-26 B Purchase Non-Executive Director Large shareholder
150,000 +0.3%
2.15
US$322,455
150,000 +0.3% 2.15 US$322,455
2024-08-26 2024-08-23 B Purchase Non-Executive Director Large shareholder
292,100 +0.5%
2.13
US$620,975
292,100 +0.5% 2.13 US$620,975
2024-08-26 2024-08-22 B Purchase Non-Executive Director Large shareholder
307,900 +0.6%
1.96
US$602,807
307,900 +0.6% 1.96 US$602,807
2024-08-21 2024-08-21 B Purchase Non-Executive Director Large shareholder
500,000 +1.0%
1.90
US$951,950
500,000 +1.0% 1.90 US$951,950
2024-08-21 2024-08-20 B Purchase Non-Executive Director Large shareholder
500,000 +1.0%
1.87
US$936,700
500,000 +1.0% 1.87 US$936,700
2024-08-21 2024-08-19 B Purchase Non-Executive Director Large shareholder
250,000 +0.5%
1.85
US$463,225
250,000 +0.5% 1.85 US$463,225
2024-08-16 2024-08-14 B Purchase Non-Executive Director Large shareholder
1,200,000 +2.4%
1.59
US$1,913,520
1,200,000 +2.4% 1.59 US$1,913,520
2024-08-13 2024-08-13 B Purchase Non-Executive Director Large shareholder
550,000 +1.1%
1.62
US$890,560
550,000 +1.1% 1.62 US$890,560
2024-08-13 2024-08-12 B Purchase Non-Executive Director Large shareholder
500,000 +1.0%
1.64
US$820,600
500,000 +1.0% 1.64 US$820,600
2024-08-13 2024-08-09 B Purchase Non-Executive Director Large shareholder
525,408 +1.1%
1.61
US$848,481
525,408 +1.1% 1.61 US$848,481
2024-08-09 2024-08-08 B Purchase Non-Executive Director Large shareholder
569,562 +1.2%
1.64
US$932,601
569,562 +1.2% 1.64 US$932,601
2024-08-09 2024-08-07 B Purchase Non-Executive Director Large shareholder
500,000 +1.0%
1.57
US$786,200
500,000 +1.0% 1.57 US$786,200
2024-08-06 2024-08-05 B Purchase Non-Executive Director Large shareholder
200,000 +0.4%
1.58
US$316,780
200,000 +0.4% 1.58 US$316,780
2024-08-06 2024-08-02 B Purchase Non-Executive Director Large shareholder
1,000,000 +2.1%
1.63
US$1,631,900
1,000,000 +2.1% 1.63 US$1,631,900
2024-06-24 2024-06-24 PrS Proposed sale

Officer

Officer
146
1.80
US$263
146 1.80 US$263
2024-06-24 2024-06-24 PrS Proposed sale

Officer

Officer
55,918
1.89
US$105,953
55,918 1.89 US$105,953
2024-06-24 2024-06-24 PrS Proposed sale

Officer

Officer
64,158
1.89
US$121,567
64,158 1.89 US$121,567
2024-05-28 2024-05-23 B Purchase Non-Executive Director Large shareholder
100,000 +0.2%
2.60
US$260,000
100,000 +0.2% 2.60 US$260,000
2024-05-22 2024-05-22 B Purchase Non-Executive Director Large shareholder
150,000 +0.3%
2.58
US$387,735
150,000 +0.3% 2.58 US$387,735
2024-05-22 2024-05-21 B Purchase Non-Executive Director Large shareholder
350,000 +0.8%
2.56
US$895,930
350,000 +0.8% 2.56 US$895,930
2024-05-22 2024-05-20 B Purchase Non-Executive Director Large shareholder
100,000 +0.2%
2.58
US$258,130
100,000 +0.2% 2.58 US$258,130
2024-05-17 2024-05-17 B Purchase Non-Executive Director Large shareholder
352,072 +0.8%
2.56
US$902,044
352,072 +0.8% 2.56 US$902,044
2024-05-17 2024-05-16 B Purchase Non-Executive Director Large shareholder
500,000 +1.1%
2.54
US$1,270,950
500,000 +1.1% 2.54 US$1,270,950
2024-05-17 2024-05-15 B Purchase Non-Executive Director Large shareholder
500,000 +1.1%
2.57
US$1,282,550
500,000 +1.1% 2.57 US$1,282,550
2024-04-04 2024-04-04 PrS Proposed sale

Officer

Officer
2,736
2.78
US$7,598
2,736 2.78 US$7,598
2024-04-04 2024-04-04 PrS Proposed sale

Officer

Officer
2,388
2.78
US$6,631
2,388 2.78 US$6,631
2024-03-19 2024-03-19 PrS Proposed sale

Officer

Officer
118,071
2.61
US$307,728
118,071 2.61 US$307,728
2024-03-18 2024-03-18 PrS Proposed sale

Officer

Officer
117,368
2.62
US$307,727
117,368 2.62 US$307,727
2024-03-14 2024-03-14 PrS Proposed sale

Officer

Officer
890
2.59
US$2,302
890 2.59 US$2,302