// company-profile

Nkarta, Inc.

NKTX
ExchangeNasdaqSectorPharmaceutical PreparationsInc.DEFilings87Insiders21
// api This Nkarta, Inc. insider-trading data is served live by the Form4API insider trading API. Get the same data via API.

// activity-summary

Recent insider activity is bullish. Over the last 30 days, 8 insiders purchased shares versus 1 sale. Buying was led by George Simeon.

// 90-day insight

Over the last 90 days, Nkarta, Inc. insiders bought $0 (8 transactions) and sold $5K (1 transaction).

  • Most active insider: HASTINGS PAUL J with 1 transaction totaling $5K.
  • Largest single sale: $5K by HASTINGS PAUL J on Jun 18, 2026.

Activity skews bullish — buys outpace sales.

Institutional Ownership

Top 13F-HR holders of Nkarta, Inc. as of 2026-03-31

↑ increasing
Total reported AUM
$115.9M
QoQ change
+25.4%
Reporting period
2026-03-31
#1
RA CAPITAL MANAGEMENT, L.P.
CIK 1346824
$22.8M
10.8M shares
#2
NEA Management Company, LLC
CIK 1512848
$7.5M
3.6M shares
#3
SAMSARA BIOCAPITAL, LLC
CIK 1744967
$7.4M
3.5M shares

Data source: SEC Form 13F-HR filings. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValue
Jun 18, 2026HASTINGS PAUL JNKTX
Sale
1,776$2.71$5K
Jun 10, 2026George SimeonNKTX
Award
37,000$0.00$0K
Jun 10, 2026PATTERSON LEONE DNKTX
Award
37,000$0.00$0K
Jun 10, 2026Thedinga AngelaNKTX
Award
37,000$0.00$0K
Jun 10, 2026Vratsanos GeorgeNKTX
Award
37,000$0.00$0K

45 more transactions hidden

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