Security key
74766Q101
Quanterix Corp - Common Stock, $0.001 par value per share (QTRX)
CUSIP: 74766Q101
Q4 2021 13F Holders as of 31 Dec 2021
- Security type / class
- Equity / Common Stock, $0.001 par value per share
- Total 13F shares
- 31,614,679
- Total 13F value
- $1,339,716,574
- Share change
- +692,476
- Put/Call ratio
- 88%
- SEC-reported price per share
- $42.40
- Number of holders
- 148
- Value change
- +$25,726,485
- Number of buys
- 77
- Number of sells
- 62
- Shares outstanding
- 47,133,168
Holder snapshot
7 signals
Open additional details 1 more signal available
Security identity
Names, identifiers, and filing context for this profile.
1 source field
Report period
Q4 2021
Institutions
148
Top holders
10
QTRX full security history
Ownership snapshot
Full 13F holder table
Newer quarter: Q1 2022
Previous quarter: Q3 2021
Quanterix Corp SEC filings
Quanterix Corp company facts
Quanterix Corp 13D/G history
Broader feeds
Reporting periods
Holder history for CUSIP 74766Q101
Recent filing periods:
Ownership snapshot
Top reported holders of QTRX - Quanterix Corp - Common Stock, $0.001 par value per share (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
MACQUARIE GROUP LTD
Disclosed value leader
MACQUARIE GROUP LTD
Comparable rows
15/15
Latest evidence
30 Sep 2021
13F
Lead comparable stake: 6.6%
Showing 1-6 of 15 holder rows.
Quick read
MACQUARIE GROUP LTD leads the comparable SEC ownership view at 6.6%.
15 of 15 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens MACQUARIE GROUP LTD's linked filing trail.
Comparable ownership
Top 5
MACQUARIE GROUP LTD
6.6%
GILDER GAGNON HOWE & CO LLC
6.1%
BlackRock Finance, Inc.
5.1%
VANGUARD GROUP INC
3.7%
MARSHALL WACE, LLP
3.3%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-6 of 15 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| MACQUARIE GROUP LTD |
13F
Company
|
6.6%
|
$156,004,000
3,133,235 shares
|
— | 30 Sep 2021 |
| GILDER GAGNON HOWE & CO LLC |
13F
Company
|
6.1%
|
$142,649,000
2,865,015 shares
|
— | 30 Sep 2021 |
| BlackRock Finance, Inc. |
13F
Company
|
5.1%
|
$120,155,000
2,413,221 shares
|
— | 30 Sep 2021 |
| VANGUARD GROUP INC |
13F
Company
|
3.7%
|
$87,933,000
1,766,080 shares
|
— | 30 Sep 2021 |
| MARSHALL WACE, LLP |
13F
Company
|
3.3%
|
$77,472,000
1,556,000 shares
|
— | 30 Sep 2021 |
| PRICE T ROWE ASSOCIATES INC /MD/ |
13F
Company
|
3%
|
$70,903,000
1,424,048 shares
|
— | 30 Sep 2021 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
13F holder rows
Institutional holders as of Q4 2021
Investor-level positions for this CUSIP, loaded as an interactive table.
Institutions
148
Shares
31,614,679
Rows available
148
| Investor | Option | Weight % | Change % | SEC-reported value | * Price | Shares | Share Change | Activity | Report Period |
|---|
* SEC-reported price is the security price as of the portfolio date and can indicate the last known price at which the security was still held. The marker flags a reported price that did not pass the local price check.
Compare Q4 2021 vs Q3 2021 Across Filers
Q3 2021 holders
148
Q4 2021 holders
148
Holder diff
0
| Investor | Q3 2021 Shares | Q4 2021 Shares | Share Diff | Share Chg % | Q3 2021 value | Q4 2021 value | Value change | Value Chg % |
|---|
Trend: ostatnie 8 kwartałów (+ wybrane okresy porównania).
Quarterly Holders Trend
Quarterly Value Trend
Quarterly Shares Trend