Quick Takeaways
- LAB - STANDARD BIOTOOLS INC. has 28 insiders with reported activity on this page.
- Net insider value flow over the last year: +$16,245,509.
- Recent transaction rows are available for direct filing-level review.
- Info
- Insider Trading
- Financials
- Holders
Insider Transactions Reported by 28 Insiders of STANDARD BIOTOOLS INC.
- Symbol
- LAB on Nasdaq
- Location
- Boston, MA
What Changed
- Buy value: $16,303,018; sell value: $57,508.
- Net share flow: +12,650,131.
Why This Matters
- This page gives a plain-language issuer insider context before you inspect transaction-level evidence.
- Use the filing links below to verify timestamps, codes, and ownership impacts directly from SEC forms.
Official SEC Source
Insider trading overview
Last 12 monthsNet insider flow leans to buying over the last 12 months. Net value: +$16,245,509.
Buys
$16,303,018
Shares: 12,708,220
Insiders: 1
Sells
$57,509
Shares: 58,089
Insiders: 3
Net
+$16,245,509
Shares: +12,650,131
Insiders: -2
| Window (months) | Buy shares | Sell shares | Buy $ | Sell $ | Net $ |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 11,225,000 | 0 | $14,436,518 | $0 | +$14,436,518 |
| 6-9 | 1,483,220 | 0 | $1,866,500 | $0 | +$1,866,500 |
| 9-12 | 0 | 58,089 | $0 | $57,509 | -$57,509 |
STANDARD BIOTOOLS INC. executives and other stock owners filed with the SEC include:
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Eli Casdin | Director, 10%+ Owner | $113,818,299 | Mixed | 26 Feb 2026 | ||
| Casdin Partners Master Fund, L.P. | Director, 10%+ Owner | $107,795,554 | +$16,303,018 | +18% | Mixed | 02 Dec 2025 |
| VIKING GLOBAL INVESTORS LP | 10%+ Owner | $53,225,865 | Mixed | 18 Mar 2024 | ||
| Caligan Partners LP | 10%+ Owner | $34,539,714 | Mixed | 29 Jun 2023 | ||
| Michael Egholm | President & CEO, Director | $13,026,041 | -$15,137 | -0.12% | Mixed | 20 Mar 2026 |
| Hanjoon Alex Kim | Chief Financial Officer | $4,525,396 | -$4,151 | -0.09% | Mixed | 20 Mar 2026 |
| Jeffrey G. Black | SVP & Chief Financial Officer | $2,532,070 | Mixed | 20 Aug 2024 | ||
| Sean Mackay | SVP & Chief Business Officer | $2,528,196 | -$38,221 | -1.5% | Mixed | 20 Mar 2026 |
| Casdin Amplify Fund, LP | Director | $1,117,250 | Mixed | 18 Jun 2024 | ||
| Stephen Christopher Linthwaite | President & CEO | $1,004,213 | Mixed | 22 Feb 2022 | ||
| Vikram Jog | Chief Financial Officer | $762,479 | Mixed | 21 Feb 2023 | ||
| Troy Cox | Director | $710,682 | Mixed | 26 Feb 2026 | ||
| Thomas D. Carey | Director | $692,160 | Mixed | 26 Feb 2026 | ||
| Jeremy Steven Davis | SVP Chief Commercial Officer | $667,438 | Mixed | 21 Feb 2023 | ||
| Fenel M. Eloi | Director | $520,430 | Mixed | 20 Jun 2025 | ||
| Nicolas Barthelemy | Director | $518,356 | Mixed | 01 Apr 2022 | ||
| Frank Witney | Director | $498,068 | Mixed | 20 Jun 2025 | ||
| Carlos Paya V | Director | $454,505 | Mixed | 14 Jun 2023 | ||
| Kathy L. Hibbs | Director | $416,060 | Mixed | 20 Jun 2025 | ||
| Gerhard F. Burbach | Director | $405,157 | Mixed | 15 Jun 2022 | ||
| Laura Clague | Director | $398,490 | Mixed | 14 Jun 2023 | ||
| Martin D. Madaus | Director | $396,763 | Mixed | 20 Oct 2023 | ||
| Bradley Allen Kreger | SVP, Global Operations | $381,265 | Mixed | 20 May 2022 | ||
| Nicholas Khadder | SVP, Gen. Counsel & Secretary | $336,457 | Mixed | 31 May 2022 | ||
| Bill Colston | Director | $309,808 | Mixed | 15 Jun 2022 | ||
| Colin McCracken | Chief Commercial Officer | $201,082 | Mixed | 22 Feb 2022 | ||
| Ana K. Stankovic | Director | $104,753 | Mixed | 25 May 2021 | ||
| Casdin Partners FO1-MSV, LP | Director | Mixed | 17 May 2023 |
Top shareholders of STANDARD BIOTOOLS INC. (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Ownership % is shown only when it is directly reported or safely comparable across share classes.
Methodology: rows are grouped by holder and ranked by the holder's primary source value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
| Holder | Source | Role / Reporting | Ownership % | Shares | Holdings Value | 12M Net Δ | As of | Details |
|---|---|---|---|---|---|---|---|---|
| Eli Casdin |
3/4/5
|
Director, 10%+ Owner |
—
mixed-class rows
|
91,863,569
mixed-class rows
|
$113,818,299 | — | 26 Feb 2026 | |
| Casdin Capital, LLC |
13F
13D/G
|
Company · Eli Casdin |
24%
from 13D/G
|
88,783,856
|
$113,643,336 | — | 31 Dec 2025 | |
| Casdin Partners Master Fund, L.P. |
3/4/5
|
Director, 10%+ Owner |
19%
|
75,001,062
|
$107,795,554 | +$16,303,018 | 02 Dec 2025 | |
| VIKING GLOBAL INVESTORS LP |
13F
3/4/5
|
Company · 10%+ Owner |
15%
|
58,651,170
|
$75,073,498 | — | 31 Dec 2025 | |
| Caligan Partners LP |
3/4/5
|
10%+ Owner |
—
mixed-class rows
|
16,265,374
mixed-class rows
|
$34,539,714 | — | 29 Jun 2023 | |
| BlackRock, Inc. |
13F
|
Company |
6.6%
|
25,515,933
|
$32,660,394 | — | 31 Dec 2025 | |
| MAK Capital Fund LP |
13D/G
|
— |
5.2%
|
19,967,565
|
$25,564,473 | $0 | 31 Dec 2025 | |
| MAK CAPITAL ONE LLC |
13F
|
Company |
5%
|
19,288,158
|
$24,688,842 | — | 31 Dec 2025 | |
| VANGUARD GROUP INC |
13F
|
Company |
4.5%
|
17,297,599
|
$22,140,926 | — | 31 Dec 2025 | |
| Long Focus Capital Management, LLC |
13F
|
Company |
3.3%
|
12,678,403
|
$16,228,356 | — | 31 Dec 2025 | |
| Michael Egholm |
3/4/5
|
President & CEO, Director |
—
mixed-class rows
|
9,040,922
mixed-class rows
|
$13,026,041 | -$15,137 | 20 Mar 2026 | |
| MORGAN STANLEY |
13F
|
Company |
2%
|
7,695,678
|
$9,850,468 | — | 31 Dec 2025 | |
| GEODE CAPITAL MANAGEMENT, LLC |
13F
|
Company |
1.9%
|
7,420,696
|
$9,500,451 | — | 31 Dec 2025 | |
| STATE STREET CORP |
13F
|
Company |
1.7%
|
6,482,766
|
$8,297,940 | — | 31 Dec 2025 | |
| Hollow Brook Wealth Management LLC |
13F
|
Company |
1.4%
|
5,553,381
|
$7,108,328 | — | 31 Dec 2025 | |
| Neuberger Berman Group LLC |
13F
|
Company |
1.2%
|
4,624,465
|
$5,912,342 | — | 31 Dec 2025 | |
| Sumitomo Mitsui Trust Group, Inc. |
13F
|
Company |
1.1%
|
4,335,887
|
$5,549,935 | — | 31 Dec 2025 | |
| Amova Asset Management Americas, Inc. |
13F
|
Company |
1.1%
|
4,335,887
|
$5,506,576 | — | 31 Dec 2025 | |
| Tikvah Management LLC |
13F
|
Company |
0.92%
|
3,551,152
|
$4,545,475 | — | 31 Dec 2025 | |
| Hanjoon Alex Kim |
3/4/5
|
Chief Financial Officer |
—
mixed-class rows
|
3,506,541
mixed-class rows
|
$4,525,396 | -$4,151 | 20 Mar 2026 | |
| MILLENNIUM MANAGEMENT LLC |
13F
|
Company |
0.88%
|
3,387,428
|
$4,335,908 | — | 31 Dec 2025 | |
| BARCLAYS PLC |
13F
|
Company |
0.8%
|
3,080,579
|
$3,943,141 | — | 31 Dec 2025 | |
| ARK Investment Management LLC |
13F
|
Company |
0.8%
|
3,066,665
|
$3,925,331 | — | 31 Dec 2025 | |
| ROYCE & ASSOCIATES LP |
13F
|
Company |
0.75%
|
2,885,529
|
$3,693,477 | — | 31 Dec 2025 | |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC |
13F
|
Company |
0.65%
|
2,508,064
|
$3,210,322 | — | 31 Dec 2025 | |
| NORTHERN TRUST CORP |
13F
|
Company |
0.62%
|
2,390,544
|
$3,059,896 | — | 31 Dec 2025 | |
| Jeffrey G. Black |
3/4/5
|
SVP & Chief Financial Officer |
—
mixed-class rows
|
966,346
mixed-class rows
|
$2,532,070 | — | 20 Aug 2024 | |
| Sean Mackay |
3/4/5
|
SVP & Chief Business Officer |
—
mixed-class rows
|
1,644,521
mixed-class rows
|
$2,528,196 | -$38,221 | 20 Mar 2026 | |
| Nan Fung Group Holdings Ltd |
13F
|
Company |
0.49%
|
1,883,179
|
$2,410,469 | — | 31 Dec 2025 | |
| Slate Path Capital LP |
13F
|
Company |
0.42%
|
1,615,000
|
$2,067,200 | — | 31 Dec 2025 | |
| CITADEL ADVISORS LLC |
13F
|
Company |
0.28%
|
1,076,361
|
$1,377,742 | — | 31 Dec 2025 | |
| Casdin Amplify Fund, LP |
3/4/5
|
Director |
—
class O/S missing
|
545,000
|
$1,117,250 | — | 18 Jun 2024 | |
| Bank of New York Mellon Corp |
13F
|
Company |
0.21%
|
793,599
|
$1,015,807 | — | 31 Dec 2025 | |
| Stephen Christopher Linthwaite |
3/4/5
|
President & CEO |
—
mixed-class rows
|
390,252
mixed-class rows
|
$1,004,213 | — | 22 Feb 2022 | |
| JANE STREET GROUP, LLC |
13F
|
Company |
0.2%
|
769,231
|
$984,616 | — | 31 Dec 2025 | |
| BANK OF AMERICA CORP /DE/ |
13F
|
Company |
0.18%
|
711,057
|
$910,153 | — | 31 Dec 2025 | |
| Nuveen, LLC |
13F
|
Company |
0.17%
|
657,212
|
$841,232 | — | 31 Dec 2025 | |
| LANDSCAPE CAPITAL MANAGEMENT, L.L.C. |
13F
|
Company |
0.16%
|
619,129
|
$792,485 | — | 31 Dec 2025 | |
| Vikram Jog |
3/4/5
|
Chief Financial Officer |
—
mixed-class rows
|
297,859
mixed-class rows
|
$762,479 | — | 21 Feb 2023 | |
| Troy Cox |
3/4/5
|
Director |
—
mixed-class rows
|
502,246
mixed-class rows
|
$710,682 | — | 26 Feb 2026 | |
| Thomas D. Carey |
3/4/5
|
Director |
—
mixed-class rows
|
433,830
mixed-class rows
|
$692,160 | — | 26 Feb 2026 | |
| GOLDMAN SACHS GROUP INC |
13F
|
Company |
0.14%
|
526,055
|
$673,351 | — | 31 Dec 2025 | |
| Jeremy Steven Davis |
3/4/5
|
SVP Chief Commercial Officer |
—
mixed-class rows
|
243,824
mixed-class rows
|
$667,438 | — | 21 Feb 2023 | |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC |
13F
|
Company |
0.14%
|
519,783
|
$665,322 | — | 31 Dec 2025 | |
| Swiss National Bank |
13F
|
Company |
0.13%
|
489,660
|
$626,765 | — | 31 Dec 2025 | |
| Pacific Capital Partners Ltd |
13F
|
Company |
0.12%
|
475,000
|
$608,000 | — | 31 Dec 2025 | |
| Rockefeller Capital Management L.P. |
13F
|
Company |
0.12%
|
444,144
|
$568,504 | — | 31 Dec 2025 | |
| AQR CAPITAL MANAGEMENT LLC |
13F
|
Company |
0.11%
|
419,553
|
$537,028 | — | 31 Dec 2025 | |
| Fenel M. Eloi |
3/4/5
|
Director |
—
mixed-class rows
|
361,843
mixed-class rows
|
$520,430 | — | 20 Jun 2025 | |
| Nicolas Barthelemy |
3/4/5
|
Director |
—
class O/S missing
|
204,077
|
$518,356 | — | 01 Apr 2022 |
Recent Insider Transactions by Companies or Individuals for STANDARD BIOTOOLS INC.
Showing up to 300 most recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | Value $ | * Price $ | Shares | Shares Owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| Michael Egholm | LAB | Common Stock | Tax liability | -1.4% | -95,014 | 6,695,582 | 06 Apr 2026 | Direct | ||
| Michael Egholm | LAB | Common Stock | Options Exercise | 2.98% | 196,513 | 6,790,596 | 06 Apr 2026 | Direct | ||
| Michael Egholm | LAB | Restricted Stock Units | Options Exercise | -100% | -196,513 | 0 | 06 Apr 2026 | Direct | ||
| Hanjoon Alex Kim | LAB | Common Stock | Tax liability | -0.76% | -21,301 | 2,779,401 | 06 Apr 2026 | Direct | ||
| Hanjoon Alex Kim | LAB | Common Stock | Options Exercise | 2.57% | 70,183 | 2,800,702 | 06 Apr 2026 | Direct | ||
| Hanjoon Alex Kim | LAB | Restricted Stock Units | Options Exercise | -100% | -70,183 | 0 | 06 Apr 2026 | Direct | ||
| Michael Egholm | LAB | Common Stock | Award | 18.8% | 1,042,373 | 6,594,083 | 20 Mar 2026 | Direct | ||
| Michael Egholm | LAB | Stock Option (Right to buy) | Award | 2,345,340 | 2,345,340 | 20 Mar 2026 | Direct | |||
| Sean Mackay | LAB | Common Stock | Award | 35.8% | 272,107 | 1,032,281 | 20 Mar 2026 | Direct | ||
| Sean Mackay | LAB | Stock Option (Right to buy) | Award | 612,240 | 612,240 | 20 Mar 2026 | Direct | |||
| Hanjoon Alex Kim | LAB | Common Stock | Award | 13.4% | 323,173 | 2,730,519 | 20 Mar 2026 | Direct | ||
| Hanjoon Alex Kim | LAB | Stock Option (Right to buy) | Award | 727,140 | 727,140 | 20 Mar 2026 | Direct | |||
| Eli Casdin | LAB | Common Stock | Award | 1.83% | 52,991 | 2,954,053 | 26 Feb 2026 | Direct | ||
| Troy Cox | LAB | Common Stock | Award | 17.9% | 57,264 | 376,586 | 26 Feb 2026 | Direct | ||
| Thomas D. Carey | LAB | Common Stock | Award | 26.4% | 51,282 | 245,340 | 26 Feb 2026 | Direct | ||
| Michael Egholm | LAB | Common Stock | Tax liability | -1.18% | -66,127 | 5,551,710 | 23 Feb 2026 | Direct | ||
| Sean Mackay | LAB | Common Stock | Tax liability | -2.52% | -19,661 | 760,174 | 23 Feb 2026 | Direct | ||
| Hanjoon Alex Kim | LAB | Common Stock | Tax liability | -0.53% | -12,740 | 2,407,346 | 23 Feb 2026 | Direct | ||
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.21% | $217,020 | $1.45 | 150,000 | 72,100,000 | 04 Dec 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.1% | $108,038 | $1.44 | 75,000 | 71,950,000 | 03 Dec 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.17% | $177,512 | $1.42 | 125,000 | 71,875,000 | 02 Dec 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 11.8% | $9,838,405 | $1.30 | 7,550,000 | 71,750,000 | 25 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.23% | $214,875 | $1.43 | 150,000 | 64,200,000 | 24 Nov 2025 | See footnote |
| Michael Egholm | LAB | Common Stock | Tax liability | -1.12% | -63,529 | 5,617,837 | 20 Nov 2025 | Direct | ||
| Hanjoon Alex Kim | LAB | Common Stock | Tax liability | -0.52% | -12,739 | 2,415,086 | 20 Nov 2025 | Direct | ||
| Sean Mackay | LAB | Common Stock | Tax liability | -2.46% | -19,661 | 779,835 | 20 Nov 2025 | Direct | ||
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.71% | $586,260 | $1.30 | 450,000 | 64,050,000 | 20 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.55% | $448,910 | $1.28 | 350,000 | 63,600,000 | 19 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.44% | $339,405 | $1.23 | 275,000 | 63,250,000 | 18 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.36% | $275,580 | $1.22 | 225,000 | 62,975,000 | 17 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.4% | $309,800 | $1.24 | 250,000 | 62,750,000 | 14 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.73% | $541,395 | $1.20 | 450,000 | 62,500,000 | 13 Nov 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.61% | $445,838 | $1.19 | 375,000 | 62,050,000 | 12 Nov 2025 | See Footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.49% | $358,800 | $1.20 | 300,000 | 61,675,000 | 11 Nov 2025 | See Footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.45% | $321,915 | $1.17 | 275,000 | 61,375,000 | 10 Nov 2025 | See Footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.37% | $252,765 | $1.12 | 225,000 | 61,100,000 | 07 Nov 2025 | See Footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.16% | $128,920 | $1.29 | 100,000 | 60,875,000 | 09 Sep 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.41% | $319,350 | $1.28 | 250,000 | 60,775,000 | 04 Sep 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.41% | $316,400 | $1.27 | 250,000 | 60,525,000 | 03 Sep 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.21% | $157,938 | $1.26 | 125,000 | 60,275,000 | 26 Aug 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.33% | $248,180 | $1.24 | 200,000 | 60,150,000 | 25 Aug 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock, $0.001 par value per share | Purchase | 0.33% | $252,680 | $1.26 | 200,000 | 59,950,000 | 22 Aug 2025 | See footnote |
| Michael Egholm | LAB | Common Stock | Tax liability | -0.96% | -54,919 | 5,681,366 | 20 Aug 2025 | Direct | ||
| Sean Mackay | LAB | Common Stock | Tax liability | -2.4% | -19,661 | 799,496 | 20 Aug 2025 | Direct | ||
| Hanjoon Alex Kim | LAB | Common Stock | Tax liability | -0.52% | -12,739 | 2,427,825 | 20 Aug 2025 | Direct | ||
| Casdin Partners Master Fund, L.P. | LAB | Common Stock | Purchase | 0.25% | $183,210 | $1.22 | 150,000 | 59,750,000 | 15 Aug 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock | Purchase | 0.22% | $161,543 | $1.21 | 133,220 | 59,600,000 | 14 Aug 2025 | See footnote |
| Casdin Partners Master Fund, L.P. | LAB | Common Stock | Purchase | 0.13% | $98,280 | $1.31 | 75,000 | 59,466,780 | 13 Aug 2025 | See footnote |
| Hanjoon Alex Kim | LAB | Common Stock | Award | 159.5% | 1,500,000 | 2,440,564 | 01 Aug 2025 | Direct | ||
| Michael Egholm | LAB | Common Stock | Award | 109.6% | 3,000,000 | 5,736,285 | 01 Aug 2025 | Direct |
* An asterisk sign (*) next to the price indicates that the price is likely invalid.