Latest Period
Q2 2026
Security Snapshot
STANDARD BIOTOOLS INC. - Common Stock (LAB) Institutional Ownership
CUSIP: 34385P108
13F Institutional Holders and Ownership History from Q1 2014 to Q2 2026
Institutions Reporting
143
Shares (Excl. Options)
296,123,866
Price
$0.82
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- Security type / class
- Equity / Common Stock
- Symbol
- LAB on Nasdaq
- All holders as of 30 Jun 2026
- Q2 2026
- Total 13F shares
- 296,123,866
- Total 13F value
- $243,583,615
- Portfolio coverage rank
- 0%
- Share change
- -874,107
- Value change
- -$1,430,548
- Number of holders
- 143
- Shares outstanding
- 391,666,667
- SEC-reported price per share
- $0.79
- Insider filing price
- $0.79
Latest holder snapshot
5 signals
Issuer context
Names, identifiers, and filing context for this profile.
3 identity fields
13F Shares, Excluding Options vs Price
13F Value, Excluding Options
Total Investors
Key facts
- LAB - STANDARD BIOTOOLS INC. - Common Stock is tracked under CUSIP 34385P108.
- 143 institutions reported positions in Q2 2026.
- 6 significant owners is listed from Schedule 13D/13G reporting.
Change
- Holder count moved from 155 to 143 between Q1 2026 and Q2 2026.
- SEC-reported value moved from $273,371,048 to $243,583,615.
Research use
- You can quickly see who holds this security, then open quarter and manager detail pages for full evidence.
- 13F and Schedule 13D/13G sections are kept together so you can cross-check institutional and beneficial ownership context.
Evidence
Source: SEC Form 13F
Open SEC evidence
Latest holder context comes from 143 institutions filings for Q2 2026.
Security key
34385P108
Latest holder period
Q2 2026
13F holders
143
13D/G owners
6
CIK / CUSIP context first
Open Q2 2026 holders
LAB full holder history
STANDARD BIOTOOLS INC. SEC filings
STANDARD BIOTOOLS INC. company facts
STANDARD BIOTOOLS INC. insider transactions
Broader feeds
Recent Quarterly Holder Reports
Open recent reporting periods for CUSIP 34385P108:
13D/G owners
Significant owners
Large-stake holder rows connected to Schedule 13D/G evidence.
Rows
6
Security
LAB
| Filer | Ownership | Change % | Holdings Value | Net Change | Nb Shares | Change % | Reporting Name | Report Period |
|---|---|---|---|---|---|---|---|---|
| Casdin Capital, LLC | 24% | -1.2% | $94,784,236 | +$407,021 | 93,845,778 | +0.43% | Eli Casdin | 06 Jun 2026 |
| VIKING GLOBAL INVESTORS LP | 15% | 0% | $59,237,682 | 58,651,170 | 0% | VIKING GLOBAL INVESTORS LP | 06 Jun 2026 | |
| MAK CAPITAL ONE LLC | 7.3% | $23,705,199 | 28,813,904 | MAK CAPITAL ONE LLC | 30 Jun 2026 | |||
| MAK Capital Fund LP | 6.7% | +30% | $23,293,637 | +$5,522,504 | 26,172,626 | +31% | MAK Capital Fund LP | 31 Mar 2026 |
| Long Focus Capital Management, LLC | 6% | $19,333,450 | 23,500,000 | LONG FOCUS CAPITAL MANAGEMENT, LLC | 30 Jun 2026 | |||
| BlackRock, Inc. | 2% | $6,508,665 | 7,911,347 | BlackRock, Inc. | 30 Jun 2026 |
As of 30 Jun 2026, 143 institutional investors reported holding 296,123,866 shares of STANDARD BIOTOOLS INC. - Common Stock (LAB). This represents 76% of the company’s total 391,666,667 outstanding shares.
13F concentration
Top 25 institutional shareholders
Largest 13F positions for this security by reported shares and value.
Top holder share
71%
| Institution | Ownership % | Shares Held | Share Change % | Portfolio % | Holdings Value |
|---|---|---|---|---|---|
| Casdin Capital, LLC | 23% | 88,783,856 | 0% | 3.7% | $73,042,478 |
| VIKING GLOBAL INVESTORS LP | 15% | 58,651,170 | 0% | 0.14% | $48,252,318 |
| MAK CAPITAL ONE LLC | 7.4% | 28,813,904 | +10% | 3.3% | $23,705,199 |
| Long Focus Capital Management, LLC | 6% | 23,500,000 | +47% | 0.8% | $19,333,450 |
| VANGUARD CAPITAL MANAGEMENT LLC | 3.1% | 12,252,998 | -4.4% | 0% | $10,084,217 |
| BlackRock, Inc. | 2.1% | 8,254,443 | -67% | 0% | $6,790,930 |
| Hollow Brook Wealth Management LLC | 1.4% | 5,503,381 | -2.7% | 0.9% | $4,527,632 |
| NEUBERGER BERMAN GROUP LLC | 1.3% | 4,958,620 | +6.5% | 0% | $4,039,205 |
| Qube Research & Technologies Ltd | 1.2% | 4,820,463 | +584% | 0% | $3,965,795 |
| ROYCE & ASSOCIATES LP | 1.2% | 4,525,333 | +51% | 0.03% | $3,722,991 |
| GEODE CAPITAL MANAGEMENT, LLC | 0.99% | 3,896,574 | -47% | 0% | $3,207,357 |
| Tikvah Management LLC | 0.91% | 3,551,058 | -0% | 0.89% | $2,921,455 |
| MILLENNIUM MANAGEMENT LLC | 0.9% | 3,512,665 | +67% | 0% | $2,889,869 |
| MORGAN STANLEY | 0.72% | 2,831,668 | -1.9% | 0% | $2,329,614 |
| D. E. Shaw & Co., Inc. | 0.72% | 2,818,026 | +1315% | 0% | $2,318,390 |
| JANE STREET GROUP, LLC | 0.64% | 2,514,299 | 0% | $2,068,513 | |
| Peapod Lane Capital LLC | 0.62% | 2,411,474 | +19% | 1.3% | $1,983,920 |
| CITADEL ADVISORS LLC | 0.6% | 2,348,570 | +92% | 0% | $1,932,169 |
| Mink Brook Asset Management LLC | 0.56% | 2,190,973 | 0.8% | $1,802,513 | |
| Sone Capital Management, LLC | 0.54% | 2,133,631 | +21% | 0.13% | $1,755,338 |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 0.51% | 1,991,426 | 0% | $1,638,346 | |
| VANGUARD FIDUCIARY TRUST CO | 0.48% | 1,889,846 | -1.4% | 0% | $1,555,343 |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 0.45% | 1,759,038 | -27% | 0% | $1,447,161 |
| JACOBS LEVY EQUITY MANAGEMENT, INC | 0.42% | 1,633,112 | 0% | $1,343,561 | |
| STATE STREET CORP | 0.39% | 1,542,478 | -76% | 0% | $1,268,997 |
Quarter history
Institutional holders across reporting periods
Holder count, reported shares/value, and median price by quarter.
Periods
50
Latest
Q2 2026
Rows shown
1-25 of 50
| Period | 13F Shares, Excl. Options | Value, Excl. Options | Value Change | Price (Median) | Investors |
|---|---|---|---|---|---|
| 2026 Q2 | 296,123,866 | $243,583,615 | -$1,430,548 | $0.82 | 143 |
| 2026 Q1 | 297,252,064 | $273,371,048 | -$7,756,310 | $0.92 | 155 |
| 2025 Q4 | 302,676,409 | $387,378,387 | +$21,629,482 | $1.28 | 160 |
| 2025 Q3 | 285,807,620 | $371,539,603 | +$7,178,902 | $1.30 | 154 |
| 2025 Q2 | 280,617,967 | $336,678,756 | -$1,077,649 | $1.20 | 160 |
| 2025 Q1 | 281,593,693 | $304,150,404 | +$2,261,591 | $1.08 | 146 |
| 2024 Q4 | 278,358,696 | $487,066,151 | -$5,656,598 | $1.75 | 142 |
| 2024 Q3 | 281,191,207 | $542,598,457 | +$19,046,404 | $1.93 | 141 |
| 2024 Q2 | 271,250,577 | $480,012,531 | -$2,577,119 | $1.77 | 142 |
| 2024 Q1 | 265,331,245 | $719,039,050 | +$591,982,233 | $2.71 | 144 |
| 2023 Q4 | 48,586,557 | $107,409,627 | +$2,035,800 | $2.21 | 85 |
| 2023 Q3 | 47,429,426 | $137,541,583 | +$3,894,497 | $2.90 | 72 |
| 2023 Q2 | 46,157,930 | $89,085,103 | +$111,792 | $1.93 | 65 |
| 2023 Q1 | 46,097,170 | $89,907,739 | -$81,853 | $1.95 | 68 |
| 2022 Q4 | 46,484,322 | $54,406,276 | -$819,975 | $1.17 | 64 |
| 2022 Q3 | 38,636,548 | $42,509,290 | -$7,842,523 | $1.10 | 59 |
| 2022 Q2 | 43,847,181 | $70,155,656 | -$17,366,200 | $1.60 | 78 |
| 2022 Q1 | 49,928,925 | $179,403,697 | -$25,702,881 | $3.59 | 103 |
| 2021 Q4 | 56,282,734 | $220,394,393 | -$14,652,768 | $3.92 | 116 |
| 2021 Q3 | 58,458,125 | $385,676,880 | +$6,106,049 | $6.59 | 116 |
| 2021 Q2 | 57,580,036 | $354,421,486 | -$3,050,736 | $6.16 | 111 |
| 2021 Q1 | 59,027,044 | $266,772,403 | -$44,846,104 | $4.52 | 131 |
| 2020 Q4 | 65,301,638 | $391,716,950 | -$13,720,267 | $6.00 | 143 |
| 2020 Q3 | 65,965,282 | $490,378,526 | +$31,961,867 | $7.43 | 131 |
| 2020 Q2 | 62,199,691 | $249,441,661 | -$3,129,865 | $4.01 | 109 |