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Nkarta, Inc.

NKTX
Healthcare|Biotechnology|US
$1.73
+0.16 (+10.19%)
Tangible Book / Share
$2.89
Cash / Share
$2.10

Ownership Breakdown

80.4%
Float
71.6M
Shares Outstanding
57.6M
Float Shares

Major Holders (31)

Combined: 97.6%

Holders of 5%+ from their latest Schedule 13D/13G filing in the last two years. Percentages are as of each filing date.

HolderType% of ClassSharesFiledFiling
BlackRock, Inc.Holding company4.96%3,524,322Oct 17, 202513D/G
Nea 15 GP, LLCOther4.90%3,568,781May 19, 202613D/G
New Enterprise Associates 15, L.P.Partnership4.90%3,568,781May 19, 202613D/G
NEA Partners 15, L.P.Partnership4.90%3,568,781May 19, 202613D/G
Scott D. SandellIndividual4.90%3,568,781May 19, 202613D/G
Mohamad H. MakhzoumiIndividual4.90%3,568,781May 19, 202613D/G
Anthony A. Florence, Jr.Individual4.90%3,568,781May 19, 202613D/G
Forest BaskettIndividual4.90%3,568,781May 19, 202613D/G
Samsara BioCapital GP, LLCOther4.90%3,507,666Nov 24, 202513D/G
Samsara BioCapital, L.P.Partnership4.90%3,507,666Nov 24, 202513D/G
Srinivas AkkarajuIndividual4.90%3,507,666Nov 24, 202513D/G
Kenneth GriffinHC, IN4.10%2,900,358Nov 14, 202513D/G
LSP 6 Management B.V.Other4.00%2,836,539Feb 12, 202513D/G
Citadel Advisors Holdings LPHC, PN3.40%2,444,273Nov 14, 202513D/G
Citadel Advisors LLCIA, HC, OO3.40%2,444,273Nov 14, 202513D/G
Citadel GP LLCHC, OO3.40%2,444,273Nov 14, 202513D/G
Deerfield Management Company, L.P.Partnership3.05%2,155,000Nov 14, 202413D/G
Deerfield Mgmt, L.P.Partnership3.05%2,155,000Nov 14, 202413D/G
James E. FlynnIndividual3.05%2,155,000Nov 14, 202413D/G
Deerfield Partners, L.P.Partnership3.05%2,155,000Nov 14, 202413D/G
Tang Capital Management, LLCOther2.10%1,480,823Feb 17, 202613D/G
Kevin TangIndividual2.10%1,480,823Feb 17, 202613D/G
LSP 6 NK Holding B.VOther2.00%1,416,666Feb 12, 202513D/G
LSP 6 Holding C.V.Other2.00%1,419,873Feb 12, 202513D/G
Tang Capital Partners International, LPPartnership1.30%951,726Feb 17, 202613D/G
Tang Capital Partners, LPPartnership0.80%529,097Feb 17, 202613D/G
Citadel Securities GP LLCHC, OO0.60%456,085Nov 14, 202513D/G
Citadel Securities Group LPHC, PN0.60%456,085Nov 14, 202513D/G
Citadel Securities LLCBD, OO0.60%456,085Nov 14, 202513D/G
Commodore Capital LPInvestment adviser0.50%351,848Feb 14, 202513D/G
Commodore Capital Master LPOther0.50%351,848Feb 14, 202513D/G

Insider Trades (100)

Last 4 quarters: 4,264,000 acquired · 82,370 disposed
InsiderPositionDateTypeSharesPriceValueFiling
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJun 18, 2026SELL1,776$2.71$4.8KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 10, 2026AWARD37,000$2.46$91.0KForm 4
Behbahani AlidirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
George SimeondirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
Vratsanos GeorgedirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
Scheiner ZacharydirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
PATTERSON LEONE DdirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
Dybbs MichaeldirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
Thedinga AngeladirectorJun 10, 2026AWARD37,000$2.46$91.0KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 15, 2026SELL26,046$2.07$53.9KForm 4
Mahmood NadirPresidentJan 15, 2026SELL5,649$2.07$11.7KForm 4
Rose Shawn MarshallSee RemarksJan 6, 2026AWARD139,000$1.93$268.3KForm 4
Rose Shawn MarshallSee RemarksJan 6, 2026AWARD70,000——Form 4
Mahmood NadirPresidentJan 6, 2026AWARD80,000——Form 4
Mahmood NadirPresidentJan 6, 2026AWARD160,000$1.93$308.8KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 6, 2026AWARD562,000$1.93$1.1MForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 6, 2026AWARD94,000——Form 4
Rose Shawn MarshallSee RemarksJun 23, 2025AWARD500,000$1.75$875.0KForm 4
Rose Shawn MarshallJun 23, 2025OTHER0——Form 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJun 18, 2025SELL1,790$1.79$3.2KForm 4
George SimeondirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
Behbahani AlidirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 5, 2025AWARD46,000$1.83$84.2KForm 4
Mahmood NadirPresidentJun 5, 2025AWARD123,500$1.83$226.0KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJun 5, 2025AWARD377,000$1.83$689.9KForm 4
Vratsanos GeorgedirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
Thedinga AngeladirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
Scheiner ZacharydirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
PATTERSON LEONE DdirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
Dybbs MichaeldirectorJun 5, 2025AWARD46,000$1.83$84.2KForm 4
Shook DavidSee RemarksJan 15, 2025SELL8,638$2.20$19.0KForm 4
Levin AlyssaSee RemarksJan 15, 2025SELL5,838$2.20$12.8KForm 4
Brandenberger RalphChief Technical OfficerJan 15, 2025SELL7,447$2.20$16.4KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 15, 2025SELL17,378$2.20$38.2KForm 4
Hager Alicia J.Chief Legal OfficerJan 15, 2025SELL9,584$2.20$21.1KForm 4
Levin AlyssaSee RemarksJan 3, 2025AWARD52,500——Form 4
Levin AlyssaSee RemarksJan 3, 2025AWARD105,000$2.50$262.5KForm 4
Brandenberger RalphChief Technical OfficerJan 3, 2025AWARD52,500——Form 4
Brandenberger RalphChief Technical OfficerJan 3, 2025AWARD105,000$2.50$262.5KForm 4
Shook DavidSee RemarksJan 3, 2025AWARD59,000——Form 4
Hager Alicia J.Chief Legal OfficerJan 3, 2025AWARD52,500——Form 4
Shook DavidSee RemarksJan 3, 2025AWARD117,500$2.50$293.8KForm 4
Hager Alicia J.Chief Legal OfficerJan 3, 2025AWARD105,000$2.50$262.5KForm 4
Mahmood NadirPresidentJan 3, 2025AWARD123,500$2.50$308.8KForm 4
Mahmood NadirPresidentJan 3, 2025AWARD62,000——Form 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 3, 2025AWARD565,500$2.50$1.4MForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 3, 2025AWARD94,500——Form 4
Shook DavidSee RemarksAug 21, 2024AWARD1,352$5.11$6.9KForm 4
Mahmood NadirPresidentJul 29, 2024AWARD550,000$6.69$3.7MForm 4
Mahmood NadirPresidentJul 29, 2024DISPOSED0——Form 4
Shook DavidSee RemarksJul 15, 2024AWARD23,421——Form 4
Shook DavidSee RemarksJul 15, 2024AWARD30,000$7.02$210.6KForm 4
Hager Alicia J.Chief Legal OfficerJul 16, 2024SELL3,396$8.00$27.2KForm 4
Trager JamesChief Scientific OfficerJun 18, 2024SELL456$5.60$2.6KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJun 18, 2024SELL1,770$5.60$9.9KForm 4
Shook DavidChief Medical OfficerJun 18, 2024SELL456$5.60$2.6KForm 4
Hager Alicia J.Chief Legal OfficerJun 18, 2024SELL727$5.60$4.1KForm 4
Brandenberger RalphChief Technical OfficerJun 18, 2024SELL229$5.60$1.3KForm 4
George SimeondirectorJun 13, 2024AWARD22,500$6.23$140.2KForm 4
Behbahani AlidirectorJun 13, 2024AWARD22,500$6.23$140.2KForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Jun 13, 2024AWARD22,500$6.23$140.2KForm 4
Scheiner ZacharydirectorJun 13, 2024AWARD22,500$6.23$140.2KForm 4
PATTERSON LEONE DdirectorJun 13, 2024AWARD22,500$6.23$140.2KForm 4
Dybbs MichaeldirectorJun 13, 2024AWARD22,500$6.23$140.2KForm 4
Thedinga AngeladirectorJun 13, 2024AWARD22,500$6.23$140.2KForm 4
Vratsanos GeorgedirectorJun 13, 2024AWARD45,000$6.23$280.4KForm 4
Vratsanos GeorgeJun 13, 2024OTHER0——Form 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Mar 27, 2024BUY3,000,000$10.00$30.0MForm 4
RA CAPITAL MANAGEMENT, L.P.director, 10 percent owner: Mar 27, 2024BUY3,000,031$0.00$300.00Form 4
George SimeondirectorMar 27, 2024BUY1,548,341$10.00$15.5MForm 4
George SimeondirectorMar 27, 2024BUY451,659$10.00$4.5MForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerMar 1, 2024DISPOSED12,358$13.00$160.7KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerMar 4, 2024DISPOSED137,642$13.33$1.8MForm 4
Brandenberger RalphChief Technical OfficerMar 1, 2024OPTION EX.2,955$3.89$11.5KForm 4
Brandenberger RalphChief Technical OfficerMar 1, 2024OPTION EX.3,808$3.89$14.8KForm 4
Brandenberger RalphChief Technical OfficerMar 1, 2024SELL8,367$12.51$104.7KForm 4
Brandenberger RalphChief Technical OfficerMar 1, 2024OPTION EX.2,955$3.89$11.5KForm 4
Brandenberger RalphChief Technical OfficerMar 1, 2024OPTION EX.3,808$3.89$14.8KForm 4
Trager JamesChief Scientific OfficerFeb 12, 2024SELL4,143$12.00$49.7KForm 4
Shook DavidChief Medical OfficerJan 16, 2024SELL3,552$8.74$31.0KForm 4
Trager JamesChief Scientific OfficerJan 16, 2024SELL4,560$8.74$39.9KForm 4
Brandenberger RalphChief Technical OfficerJan 16, 2024SELL2,512$8.74$22.0KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 16, 2024SELL9,697$8.74$84.8KForm 4
Hager Alicia J.Chief Legal OfficerJan 16, 2024SELL4,554$8.74$39.8KForm 4
Shook DavidChief Medical OfficerJan 4, 2024AWARD56,000——Form 4
Shook DavidChief Medical OfficerJan 4, 2024AWARD112,500$6.01$676.1KForm 4
Brandenberger RalphChief Technical OfficerJan 4, 2024AWARD112,500$6.01$676.1KForm 4
Brandenberger RalphChief Technical OfficerJan 4, 2024AWARD56,000——Form 4
Trager JamesChief Scientific OfficerJan 4, 2024AWARD56,000——Form 4
Trager JamesChief Scientific OfficerJan 4, 2024AWARD112,500$6.01$676.1KForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 4, 2024AWARD509,500$6.01$3.1MForm 4
HASTINGS PAUL Jdirector, officer: Chief Executive OfficerJan 4, 2024AWARD85,000——Form 4
Levin AlyssaSee RemarksJan 4, 2024AWARD112,500$6.01$676.1KForm 4
Levin AlyssaSee RemarksJan 4, 2024AWARD56,000——Form 4
Hager Alicia J.Chief Legal OfficerJan 4, 2024AWARD112,500$6.01$676.1KForm 4
Hager Alicia J.Chief Legal OfficerJan 4, 2024AWARD56,000——Form 4
Shook DavidChief Medical OfficerAug 21, 2023SELL1,331$1.83$2.4KForm 4
Levin AlyssaSee RemarksJul 1, 2023AWARD442,400$2.19$968.9KForm 4
Levin AlyssaofficerJul 1, 2023OTHER0——Form 4
Shook DavidChief Medical OfficerJul 1, 2023AWARD208,000$2.19$455.5KForm 4