Nkarta, Inc.

NKTX • NASDAQ

Nkarta, Inc. is a biotechnology company in the healthcare sector on NASDAQ, led by Nadir Mahmood, with a market cap of $133.5M. As of Q3 2025, 81% of shares are held by 120 institutional investors, with RA CAPITAL MANAGEMENT, LLC as the largest holder at 15.21%.

PresidentNadir Mahmood

Market Cap$133.5M

Biotechnology

Healthcare

Employees150.0

Websitenkartatx.com

Country

United States of America

Overview

Overview of institutional ownership in NKTX as of Q3 2025 with a market cap of $147.0M

All Institutions

Institutions: 120
Value Held: $119.5M
Shares Held: 57.7M
Avg Position: $995.4K
Median Position: $69.9K

Hedge Funds

Hedge Funds: 13
Value Held: $41.8M
Shares Held: 20.2M
Avg Position: $3.2M
Median Position: $1.1M

Ownership Breakdown

Institutional (non-HF)

52.79%

$77.6M

Hedge Funds

28.46%

$41.8M

Retail & Other

18.75%

$27.6M

Based on market cap of $147.0M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in NKTX as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
RA CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	Michael Saulnier CFO	$22.4M 0.28% of portfolio	15.21% 10.8M shares	Q3 2020 Held for 5y 2m	$8.1B
T TANG CAPITAL MANAGEMENT LLC Institution	-	$14.6M 0.57% of portfolio	9.93% 7.1M shares	Q1 2022 Held for 3y 8m	$2.5B
Samsara BioCapital, LLC Venture Capital	Miran Nasruddin Ahmad CFO	$7.8M 1.02% of portfolio	5.31% 3.8M shares	Q3 2020 Held for 5y 2m	$765.9M
B BlackRock, Inc. Institution	-	$7.7M 0.00% of portfolio	5.21% 3.7M shares	Q3 2020 Held for 5y 2m	$5.67T
NEA Management Company, LLC Venture Capital	Mohamad Hassan Makhzoumi CEO	$7.4M 0.41% of portfolio	5.02% 3.6M shares	Q3 2020 Held for 5y 2m	$1.8B
SR ONE CAPITAL MANAGEMENT, LP Venture Capital	Simeon John George CEO	$6.9M 1.00% of portfolio	4.69% 3.3M shares	Q2 2022 Held for 3y 5m	$691.4M
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	$6.0M 0.00% of portfolio	4.08% 2.9M shares	Q2 2021 Held for 4y 5m	$122.08B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$5.2M 0.00% of portfolio	3.51% 2.5M shares	Q3 2020 Held for 5y 2m	$6.69T
A Alyeska Investment Group, L.P. Hedge Fund•Multi-Strategy	Anand Christopher Parekh CEO	$4.3M 0.01% of portfolio	2.94% 2.1M shares	Q3 2023 Held for 2y 2m	$33.0B
Monaco Asset Management SAM RIA/Wealth	Kirstin Lynn Hark Director	$4.1M 1.59% of portfolio	2.77% 2.0M shares	Q1 2025 Held for 8 months	$256.5M

Net Capital Flow

Institutional buying and selling activity for NKTX in Q3 2025

Traded: −$1.0M
Buyers: 53
Sellers: 50
Total Bought: +$6.6M
Total Sold: −$7.6M
Avg Position: $933.2K

Biggest Buyers

Institution	Net Bought	Current Position
MILLENNIUM MANAGEMENT LLC Hedge Fund•Multi-Strategy	+$1.5M +748.5K shares	$1.5M 748.5K shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	+$928.8K +448.7K shares	$2.4M 1.1M shares
Monaco Asset Management SAM RIA/Wealth	+$802.2K +387.5K shares	$4.1M 2.0M shares
TWO SIGMA INVESTMENTS LLC Hedge Fund•Multi-Strategy	+$513.8K +248.2K shares	$1.1M 520.2K shares
J JANE STREET GROUP, LLC Institution	+$334.9K +161.8K shares	$334.9K 161.8K shares
MORGAN STANLEY RIA/Wealth	+$309.7K +149.6K shares	$979.6K 473.2K shares
TWO SIGMA ADVISERS, LLC Hedge Fund•Multi-Strategy	+$216.3K +104.5K shares	$399.3K 192.9K shares
A AWM Investment Company, Inc. Hedge Fund•Event Driven	+$207.0K +100.0K shares	$1.7M 800.0K shares
Marshall Wace LLP Institution	+$175.8K +84.9K shares	$175.8K 84.9K shares
CITIGROUP INC Institution	+$166.8K +80.6K shares	$222.2K 107.3K shares

Biggest Sellers

Institution	Net Sold	Current Position
Affinity Asset Advisors, LLC Hedge Fund•Long/Short	−$1.3M −800.0K shares	Sold Off 0 shares
B BlackRock, Inc. Institution	−$942.5K −455.3K shares	$7.7M 3.7M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	−$824.0K −398.1K shares	$6.0M 2.9M shares
GOLDMAN SACHS GROUP INC Institution	−$647.9K −313.0K shares	$581.2K 280.8K shares
BANK OF AMERICA CORP /DE/ Institution	−$621.5K −300.2K shares	$916.0K 442.5K shares
UBS Group AG Institution	−$403.3K −194.8K shares	$42.8K 20.7K shares
B BNP PARIBAS ARBITRAGE, SA Institution	−$365.9K −176.7K shares	$112.5K 54.3K shares
WASATCH ADVISORS INC Long Only Manager	−$307.3K −148.5K shares	$3.4M 1.6M shares
GEODE CAPITAL MANAGEMENT LLC ETF Provider	−$290.4K −140.3K shares	$2.2M 1.1M shares
BARCLAYS PLC Institution	−$281.9K −136.2K shares	$298.4K 144.1K shares

Entry and Exit Activity

Institutions that initiated new positions or completely exited NKTX in Q3 2025

New Positions: 7
New Value: $329.5K
Exited Positions: 8
Exited Value: $1.5M

New Positions

Institution	Position Value
M Man Group plc Institution	$90.3K 43.6K shares
Forefront Wealth Partners, LLC RIA/Wealth	$81.7K 39.5K shares
Q Quadrature Capital Ltd Institution	$77.4K 37.3K shares
Graham Capital Management, L.P. Hedge Fund•Multi-Strategy	$67.1K 32.4K shares
P Point72 Asia Pte. Ltd. Institution	$13.0K 6.3K shares
Sunbelt Securities, Inc. RIA/Wealth	$110.0 53.0 shares
Hanson McClain, Inc. RIA/Wealth	$38.0 18.0 shares

Exited Positions

Institution	Previous Position
Affinity Asset Advisors, LLC Hedge Fund•Long/Short	$1.3M 800.0K shares
THRIVENT FINANCIAL FOR LUTHERANS Insurance Manager	$104.8K 63.1K shares
P ProShare Advisors LLC Institution	$22.6K 13.6K shares
H Holistic Planning, LLC Institution	$17.3K 10.5K shares
MERCER GLOBAL ADVISORS INC /ADV RIA/Wealth	$16.7K 10.1K shares
RAYMOND JAMES FINANCIAL INC RIA/Wealth	$14.4K 8.7K shares
Caitong International Asset Management Co., Ltd RIA/Wealth	$10.1K 6.1K shares
Hartland & Co., LLC RIA/Wealth	$19.0 11.0 shares

Options Activity

Institutions with the largest Call and Put options positions in NKTX as of Q3 2025

Call Positions: 1
Call Value: $4.1M
Put Positions: 2
Put Value: $120.7K

Call Positions

Institution	Position Value
Caption Management, LLC Hedge Fund•Long/Short	$4.1M 20.0K contracts

Put Positions

Institution	Position Value
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	$84.2K 407.0 contracts
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$36.4K 176.0 contracts

Most Committed Institutions

Institutions with NKTX as the highest % of their portfolio as of Q3 2025

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Monaco Asset Management SAM RIA/Wealth	Kirstin Lynn Hark Director	1.59% $4.1M	2.77% 2.0M shares	Q1 2025 Held for 8 months	$256.5M
P Peapod Lane Capital LLC Institution	-	1.24% $1.4M	0.95% 671.3K shares	Q1 2025 Held for 8 months	$111.8M
Samsara BioCapital, LLC Venture Capital	Miran Nasruddin Ahmad CFO	1.02% $7.8M	5.31% 3.8M shares	Q3 2020 Held for 5y 2m	$765.9M
SR ONE CAPITAL MANAGEMENT, LP Venture Capital	Simeon John George CEO	1.00% $6.9M	4.69% 3.3M shares	Q2 2022 Held for 3y 5m	$691.4M
T TANG CAPITAL MANAGEMENT LLC Institution	-	0.57% $14.6M	9.93% 7.1M shares	Q1 2022 Held for 3y 8m	$2.5B
NEA Management Company, LLC Venture Capital	Mohamad Hassan Makhzoumi CEO	0.41% $7.4M	5.02% 3.6M shares	Q3 2020 Held for 5y 2m	$1.8B
RA CAPITAL MANAGEMENT, LLC Hedge Fund•Long/Short	Michael Saulnier CFO	0.28% $22.4M	15.21% 10.8M shares	Q3 2020 Held for 5y 2m	$8.1B
A AWM Investment Company, Inc. Hedge Fund•Event Driven	David Michael Greenhouse President	0.16% $1.7M	1.13% 800.0K shares	Q4 2024 Held for 11 months	$1.1B
Samalin Investment Counsel, LLC RIA/Wealth	Andrew Evan Samalin Managing Partner	0.10% $290.1K	0.20% 140.2K shares	Q4 2024 Held for 11 months	$289.2M
Forefront Analytics, LLC RIA/Wealth	Christopher Charles Geczy CEO	0.08% $81.7K	0.06% 39.5K shares	Q1 2023 Held for 2y 8m	$103.8M

Hedge Fund Spotlight

Discover hedge funds investing in NKTX

TWO SIGMA INVESTMENTS LLC

Hedge Fund • Multi-Strategy

Portfolio ManagerScott David Hoffman

Portfolio Value: $62.0B
Positions: 3,252
Last Reported: Q3 2025

Sector Allocation

Position in Nkarta, Inc.

Market Value: $1.1M
Shares Held: 520.2K
Portfolio Weight: 0.00%
Owned Since: 2021-Q3

Top Holding	Sector	Market Value	Weight
1 SPDR S&P 500 ETF Trust SPY	ETF ETF	$680.4M	1.10%
2 Financial Select Sector SPDR Fund XLF	ETF ETF	$582.6M	0.94%
3 Consumer Staples Select Sector SPDR Fund XLP	ETF ETF	$489.6M	0.79%