Nkarta, Inc. (NKTX) Insider Trading & SEC Filings

Updated Jul 16, 2026 · Last SEC filing 2026-06-22

Nkarta, Inc. (NKTX) has filed 9 SEC Form 4 insider transactions in the last 90 days, with the most recent on 2026-06-22. 2 Form 8-K material event filings were reported by NKTX in the last 90 days. InsiderAlpha tracks every NKTX SEC filing — Form 4, Form 144, and 8-K — in real time, including Rule 10b5-1 plan detection.

About Nkarta, Inc. (NKTX)

SEC CIK	0001787400

90-Day SEC Filing Activity

Form 4 filings (90d)	9
Form 8-K filings (90d)	2
Latest Form 4 filing	2026-06-22

Recent NKTX Insider Transactions (Form 4)

Date	Insider	Role	Transaction	Shares	Price	Value	Filing
2026-06-18	HASTINGS PAUL J	Chief Executive Officer	S — Open-market sale	1.8K	$2.71	$5K	SEC
2026-01-15	HASTINGS PAUL J	Chief Executive Officer	S — Open-market sale	26.0K	$2.07	$54K	SEC
2026-01-15	Mahmood Nadir	President	S — Open-market sale	5.6K	$2.07	$12K	SEC
2026-01-06	Rose Shawn Marshall	See Remarks	A — Grant or award	70.0K	$0.00	—	SEC
2026-01-06	Mahmood Nadir	President	A — Grant or award	80.0K	$0.00	—	SEC
2026-01-06	HASTINGS PAUL J	Chief Executive Officer	A — Grant or award	94.0K	$0.00	—	SEC

All transactions sourced from SEC EDGAR Form 4 filings for Nkarta, Inc. (NKTX). Updated in real time as new filings are submitted to the SEC.

Most-Active NKTX Insiders — Last 90 Days

Insider	Form 4 filings	Total transaction value
RA CAPITAL MANAGEMENT, L.P.	1	—
Behbahani Ali	1	—
George Simeon	1	—
PATTERSON LEONE D	1	—
HASTINGS PAUL J	1	$5K

Recent NKTX Form 8-K Material Events

2026-06-11 — Item 5.07, 9.01 [SEC]
2026-05-12 — Item 2.02, 9.01 [SEC]
2026-03-25 — Item 8.01, 9.01 · Financing · neutral [SEC]
Nkarta entered into an at-the-market (ATM) offering agreement with Stifel to sell up to $100 million in common stock at the company's discretion. The offering provides flexible capital access with a 3% commission to the sales agent, allowing the company to raise funds opportunist
2026-03-25 — Item 2.02, 9.01 · Earnings · neutral [SEC]
Nkarta, Inc. issued a press release on March 25, 2026 announcing its financial results for the fourth quarter and full year ended December 31, 2025. The filing provides standard quarterly and annual financial results without explicit beat/miss or guidance language.

Recent Insider Filings

2026-06-22 — HASTINGS PAUL J (Chief Executive Officer)
2026-06-11 — RA CAPITAL MANAGEMENT, L.P. (Insider)
2026-06-11 — Behbahani Ali (Insider)
2026-06-11 — George Simeon (Insider)
2026-06-11 — Vratsanos George (Insider)

Form 4 Transaction Code Reference

SEC Form 4 transactions are reported with a one-letter code indicating the type of transaction. Common codes you'll see in NKTX insider filings:

P	Open-market purchase by the insider
S	Open-market sale by the insider
A	Grant, award, or other acquisition from the issuer
M	Exercise or conversion of derivative security (e.g. options)
F	Payment of exercise price or tax liability via share withholding
G	Bona-fide gift of securities
D	Disposition to the issuer (e.g. share buyback participation)
J	Other acquisition or disposition
X	Exercise of in-the-money or at-the-money derivative security
C	Conversion of derivative security
V	Transaction voluntarily reported earlier than required

NKTX Insider Trading — FAQ

What is the latest insider trade for NKTX?: Nkarta, Inc. (NKTX) had 9 insider filings in the last 90 days, with the most recent on 2026-06-22. InsiderAlpha tracks every Form 4, 10-K, 10-Q, and 8-K filing in real time.
How many insiders are buying NKTX stock?: 0 insider purchases of NKTX were filed in the last 90 days.
How many insiders are selling NKTX stock?: 0 insider sales of NKTX were filed in the last 90 days.
Where can I see NKTX SEC filings (Form 4, 10-K, 10-Q, 8-K)?: InsiderAlpha aggregates every NKTX SEC filing — Form 4 insider transactions, 10-K and 10-Q quarterly reports, and 8-K material event disclosures — in one timeline.

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