Goldman Myla Lai - Jul 8, 2025 Form 4 Insider Report for Quanterix Corp (QTRX)

Role
Director
Signature
/s/ Brian Keane, as Attorney-in-Fact
Stock symbol
QTRX
Transactions as of
Jul 8, 2025
Transactions value $
$0
Form type
4
Date filed
7/10/2025, 08:39 PM
Previous filing
May 8, 2025
Next filing
Oct 3, 2025
SEC
View on sec.gov

Reporting Owners (1)

Name Relationship Address Signature Signature date CIK
LAI GOLDMAN MYLA Director C/O QUANTERIX CORPORATION, 900 MIDDLESEX TURNPIKE, BILLERICA /s/ Brian Keane, as Attorney-in-Fact 2025-07-10 0001168581

Transactions Table

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Ownership Footnotes
transaction QTRX Common Stock Award +2.94K 2.94K Jul 8, 2025 Direct F1
transaction QTRX Common Stock Award $0 +24.5K +832.11% $0.00 27.4K Jul 8, 2025 Direct F2, F3

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type Sym Class Transaction Value $ Shares Change % * Price $ Shares After Date Underlying Class Amount Exercise Price Ownership Footnotes
transaction QTRX Stock Option (right to buy) Award $0 +50.8K $0.00 50.8K Jul 8, 2025 Common Stock 50.6K $6.54 Direct F4
* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id Content
F1 Received in exchange for 20,000 shares of Akoya Biosciences, Inc. ("Akoya") common stock in connection with the acquisition of Akoya by Quanterix on July 8, 2025. Dr. Lai-Goldman received: (a) 0.1470 of a share of Quanterix common stock and (b) $0.37 in cash, for each share of Akoya common stock. The closing price of the Quanterix common stock on July 8, 2025 was $6.54 per share. The closing price of the Akoya common stock on July 7, 2025 was $1.29 per share.
F2 Represents shares of stock issuable on vesting of restricted stock units. The restricted stock units vest as to one-third of the shares on each of July 8, 2026, July 8, 2027 and July 8, 2028.
F3 Includes 24,464 restricted stock units.
F4 The option vests as to one-third of the shares on July 8, 2026, and the remaining two-thirds of the shares vest monthly thereafter over two years in 24 successive equal installments.