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▼ SELL

$ Value

$18K

Shares

3,995

Price

$5

Filed

Feb 27

Insider

Name

Kalowski Lee

Title

CFO and President

CIK

0001618273

Roles

Officer

Transaction Details

Transaction Date

2026-02-25

Code

S

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

35,943

Footnotes

Represents shares required to be sold by the Reporting Person to cover tax withholding obligations in connection with the vesting of restricted stock units. These sales were automatic and not in the discretion of the Reporting Person. | The price reported in Column 4 is a weighted average price. The shares were sold in multiple transactions at prices ranging from $4.35 to $4.69. The Reporting Person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, on request, full information regarding the number of shares sold at each separate price within the range set forth above.

Filing Info

Accession No.

0001193125-26-083588

Form Type

4

Issuer CIK

0001661998

Kalowski Lee's History

Date Ticker Type Value
2026-02-25 QTTB $18K
2026-02-24 QTTB A $0
2025-12-02 QTTB $31K
2025-08-26 QTTB $8K

Other Insiders at QTTB (90d)

Insider Bought Sold Last
LAPORTE KATHLEEN 2026-01-15
Morrison Jodie Pope
CEO
$45K 2026-02-25
Kalowski Lee
CFO and President
2026-02-24
Lundberg Sven Ante 2026-01-15
GRAYZEL DAVID S. 2026-01-15
Violette Shelia M.
Chief Scientific Officer
$13K 2026-02-25