Kathleen Louise Kiernan Buys $17.4K of Rank One Computing Corp (ROC) — SEC Form 4, Sep 16, 2026

Open-Market Net Purchase · SEC Form 4

+$17,435

Reporting Owner

Kathleen Louise Kiernan

Director

TXN 2026-09-14 · FILED 2026-09-16

Equity Position 4K sh 0 → 4,000

Filing Lag 2 business days within 2-day SEC deadline

Form 4 · Statement of Changes in Beneficial Ownership

Rank One Computing Corp

ROC CIK 0002077709

Reporting Owner

Name	Relationship
Kathleen Louise Kiernan CIK 0002140608	Director

Kathleen Louise Kiernan at Rank One Computing Corp Full insider history

Bought (12 mo) $17,435

Sold (12 mo) —

More from this insider at Rank One Computing Corp

Award

—

View

Non-Derivative Securities Transactions

Title	Date	Type	Shares	Price	Net Total	Post-Txn	Ownership
Common StockF1 F1	2026-09-14	P - Purchase	4,000 A	$4.36	+$17,435	4,000	Direct

Footnotes (1)

F1: The number of securities reported represents an aggregate number of shares purchased in multiple open market transactions over a range of purchase prices. The price reported represents the weighted average price. The Reporting Person undertakes to provide to the staff of the SEC, the Issuer, or a stockholder of the Issuer, upon request, the number of shares purchased by the Reporting Person at each separate price within the range. Show more

5%+ Holders · 13D/G 6 filers

Latest Schedule 13D/G per filer; stakes the filer reported closed are left out.

Other insiders at Rank One Computing Corp

GET /v1/forms/4/0001213900-26-100339 API docs