LAB
Standard BioTool (LAB)
NASDAQ
$0.80+$0.008 (+1.00%)
Price as of Jun 23, 2026 7:40 PM EDT
  • $303.0M
    Market Cap
  • -35.07%
    1-Year Change
  • Medical Devices
    Industry

Top Holders

Institutional
Mutual Funds
Holder
Ownership %
Shares Held
Change (Shares, %)
Report Date
CASDIN CAPITAL, LLC
22.74%
88.8M
0 (0.00%)
Mar 31, 2026
VIKING GLOBAL INVESTORS LP
15.02%
58.7M
0 (0.00%)
Mar 31, 2026
MAK CAPITAL ONE LLC
6.70%
26.2M
+6.9M (+26.30%)
Mar 31, 2026
BLACKROCK FUNDING, INC. /DE
6.37%
24.9M
+2.4M (+9.68%)
Dec 31, 2024
BLACKROCK, INC.
6.34%
24.8M
-759,849 (-3.07%)
Mar 31, 2026
BLACKROCK INC.
5.57%
21.8M
+16.3M (+74.94%)
Jun 30, 2024
VANGUARD GROUP INC
4.43%
17.3M
+52,016 (+0.30%)
Dec 31, 2025

Current Ownership Distribution

  • Institutions2.6B (91.32%)
  • Insiders148.0M (5.21%)
  • Mutual Funds98.8M (3.48%)
  • Other0 (0.00%)

Insider Transactions

  • 5.21% (148.0M)
    Current InsiderOwnership (%, shares)
  • 1
    Number of InsiderBuying (last 12 months)
  • $1.6B
    Amount of InsiderBuying (last 12 months)
  • 0
    Number of InsiderSelling (last 12 months)
  • $0.00
    Amount of InsiderSelling (last 12 months)
Insider Name & Title
Type
Date
Transaction Value
Shares
Share Price
Shares After Transactions
Mackay Sean
SVP & Chief Business Officer
Award
Jun 20, 2026
$0.00
500,000
$0.00
1.5M
ELOI FENEL M
Award
Jun 18, 2026
$0.00
175,923
$0.00
175,923
Witney Frank
Award
Jun 18, 2026
$0.00
175,923
$0.00
175,923
ELOI FENEL M
Award
Jun 18, 2026
$0.00
99,116
$0.00
335,299
Witney Frank
Award
Jun 18, 2026
$0.00
99,116
$0.00
309,978
Cox Troy
Award
Jun 18, 2026
$0.00
175,923
$0.00
175,923
Cox Troy
Award
Jun 18, 2026
$0.00
99,116
$0.00
475,702
Kim Hanjoon Alex
Chief Financial Officer
Exempt
Apr 06, 2026
$0.00
70,183
$0.00
0
Egholm Michael
President & CEO
Exempt
Apr 06, 2026
$0.00
196,513
$0.00
0
Kim Hanjoon Alex
Chief Financial Officer
Exempt
Apr 06, 2026
$0.00
70,183
$0.00
2.8M
Egholm Michael
President & CEO
Exempt
Apr 06, 2026
$0.00
196,513
$0.00
6.8M
Kim Hanjoon Alex
Chief Financial Officer
In Kind
Apr 06, 2026
$19,341.31
21,301
$0.91
2.8M
Egholm Michael
President & CEO
In Kind
Apr 06, 2026
$86,272.71
95,014
$0.91
6.7M
Kim Hanjoon Alex
Chief Financial Officer
Award
Mar 20, 2026
$0.00
323,173
$0.00
2.7M
Mackay Sean
SVP & Chief Business Officer
Award
Mar 20, 2026
$0.00
612,240
$0.00
612,240
Kim Hanjoon Alex
Chief Financial Officer
Award
Mar 20, 2026
$0.00
727,140
$0.00
727,140
Egholm Michael
President & CEO
Award
Mar 20, 2026
$0.00
2.3M
$0.00
2.3M
Mackay Sean
SVP & Chief Business Officer
Award
Mar 20, 2026
$0.00
272,107
$0.00
1.0M
Egholm Michael
President & CEO
Award
Mar 20, 2026
$0.00
1.0M
$0.00
6.6M
Carey Thomas D.
Award
Feb 26, 2026
$59,999.94
51,282
$1.17
245,340
Cox Troy
Award
Feb 26, 2026
$66,998.88
57,264
$1.17
376,586
Casdin Eli
Award
Feb 26, 2026
$61,999.47
52,991
$1.17
3.0M
Kim Hanjoon Alex
Chief Financial Officer
In Kind
Feb 23, 2026
$14,651.00
12,740
$1.15
2.4M
Egholm Michael
President & CEO
In Kind
Feb 23, 2026
$76,046.05
66,127
$1.15
5.6M
Mackay Sean
SVP & Chief Business Officer
In Kind
Feb 23, 2026
$22,610.15
19,661
$1.15
760,174
Casdin Partners Master Fund, L.P.
Buy
Nov 25, 2025
$9.8M
7.5M
$1.30
71.8M
Casdin Partners Master Fund, L.P.
Buy
Nov 24, 2025
$214,875.00
150,000
$1.43
64.2M
Mackay Sean
SVP & Chief Business Officer
In Kind
Nov 20, 2025
$25,166.08
19,661
$1.28
779,835
Casdin Partners Master Fund, L.P.
Buy
Nov 20, 2025
$586,260.00
450,000
$1.30
64.0M
Kim Hanjoon Alex
Chief Financial Officer
In Kind
Nov 20, 2025
$16,305.92
12,739
$1.28
2.4M