SRIRAM VANDANA (Chief Financial Officer) purchased 5.0% of their position (4.15K shares) of QUANTERIX CORP on the open market
Open‑market purchase worth $19.9K — a small addition. The strongest form of insider conviction signal.
P · 1 purchase
Filed: 9/17/2025ACC: 0001908223-25-000005
Officer· Chief Financial Officer
Since Feb 2026
+4.15K
Net shares
Net buyer
$19.9K
Total acquired
1
Open market trades
1B · 0S
1
Total transactions
4.15K acquired
Non-Derivative Transactions1
Common Stock
Direct
Shares
+4.15K
Price / share
$4.79
Trade value
$19.88K
% of position
5.0%
9/12/2025
83.05K→87.20K
Total
Net shares
+4.15K
Net value
$19.88K
| Security | Date | Type | Shares | Price / Share | Trade Value | % of Position | Held Before | Held After |
|---|---|---|---|---|---|---|---|---|
| Common Stock Direct | 9/12/2025 | P · Purchase | +4.15K | $4.79 | $19.88K | 5.0% | 83.05K | 87.20K |
| Total | +4.15K | $19.88K | ||||||
Derivative Transactions0
No derivative transactions reported