VolitionRX Limited

VNRX • AMEX

VolitionRX Limited is a medical - diagnostics & research company in the healthcare sector on AMEX, led by Dr. Salvatore Thomas Butera, with a market cap of $33.0M. As of Q3 2025, 24% of shares are held by 32 institutional investors, with Lagoda Investment Management, L.P. as the largest holder at 11.61%.

Chief Executive OfficerDr. Salvatore Thomas Butera

Market Cap$33.0M

Medical - Diagnostics & Research

Healthcare

Employees110.0

Websitevolition.com

Country

United States of America

Overview

Overview of institutional ownership in VNRX as of Q3 2025 with a market cap of $73.0M

All Institutions

Institutions: 32
Value Held: $17.7M
Shares Held: 26.1M
Avg Position: $554.1K
Median Position: $12.4K

Hedge Funds

Hedge Funds: 4
Value Held: $6.7M
Shares Held: 9.8M
Avg Position: $1.7M
Median Position: $138.3K

Ownership Breakdown

Institutional (non-HF)

15.15%

$11.1M

Hedge Funds

9.12%

$6.7M

Retail & Other

75.72%

$55.3M

Based on market cap of $73.0M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.

Biggest Investors

Institutions with the largest positions in VNRX as of Q3 2025

Institution	Key People	Position Value	Ownership	Owned Since	Total AUM (Long)
Lagoda Investment Management, L.P. Long Only Manager	Fatima Katarzyna Dickey Managing Partner	$8.5M 4.80% of portfolio	11.61% 12.5M shares	Q1 2016 Held for 9y 8m	$176.7M
ARMISTICE CAPITAL, LLC Hedge Fund•Long/Short	Steven Joseph Boyd Managing Partner	$6.4M 0.20% of portfolio	8.72% 9.4M shares	Q3 2024 Held for 1y 2m	$3.2B
VANGUARD GROUP INC Institution	Salim Ramji CEO	$1.0M 0.00% of portfolio	1.42% 1.5M shares	Q3 2016 Held for 9y 2m	$6.69T
GEODE CAPITAL MANAGEMENT LLC ETF Provider	David Kenneth Lane CEO	$596.2K 0.00% of portfolio	0.82% 878.2K shares	Q1 2016 Held for 9y 8m	$1.57T
B BlackRock, Inc. Institution	-	$302.2K 0.00% of portfolio	0.41% 445.2K shares	Q4 2015 Held for 9y 11m	$5.67T
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	$223.7K 0.00% of portfolio	0.31% 329.5K shares	Q2 2024 Held for 1y 5m	$122.08B
STATE STREET CORP Institution	Ronald P. O'Hanley CEO	$182.4K 0.00% of portfolio	0.25% 268.6K shares	Q4 2019 Held for 5y 11m	$2.88T
S Silverberg Bernstein Capital Management LLC RIA/Wealth	Irwin Warren Silverberg Managing Partner	$157.4K 0.10% of portfolio	0.22% 232.1K shares	Q4 2023 Held for 1y 11m	$163.4M
NORTHERN TRUST CORP Institution	Michael G. O'Grady CEO	$130.9K 0.00% of portfolio	0.18% 192.9K shares	Q3 2016 Held for 9y 2m	$782.01B
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	Peter Fitzhugh Brown CEO	$52.9K 0.00% of portfolio	0.07% 78.0K shares	Q2 2025 Held for 5 months	$75.8B

Net Capital Flow

Institutional buying and selling activity for VNRX in Q3 2025

Traded: +$1.4M
Buyers: 20
Sellers: 6
Total Bought: +$1.6M
Total Sold: −$152.8K
Avg Position: $492.5K

Biggest Buyers

Institution	Net Bought	Current Position
ARMISTICE CAPITAL, LLC Hedge Fund•Long/Short	+$602.3K +887.4K shares	$6.4M 9.4M shares
Lagoda Investment Management, L.P. Long Only Manager	+$530.8K +782.0K shares	$8.5M 12.5M shares
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	+$92.2K +135.8K shares	$223.7K 329.5K shares
STATE STREET CORP Institution	+$82.1K +121.0K shares	$182.4K 268.6K shares
GEODE CAPITAL MANAGEMENT LLC ETF Provider	+$76.9K +113.3K shares	$596.2K 878.2K shares
NORTHERN TRUST CORP Institution	+$50.9K +75.0K shares	$130.9K 192.9K shares
RENAISSANCE TECHNOLOGIES LLC Hedge Fund•Quant	+$39.0K +57.5K shares	$52.9K 78.0K shares
V Virtu Financial LLC Institution	+$27.6K +40.7K shares	$27.6K 40.7K shares
X XTX Topco Ltd Institution	+$24.2K +35.7K shares	$24.2K 35.7K shares
S Silverberg Bernstein Capital Management LLC RIA/Wealth	+$21.2K +31.3K shares	$157.4K 232.1K shares

Biggest Sellers

Institution	Net Sold	Current Position
VANGUARD GROUP INC Institution	−$64.3K −94.7K shares	$1.0M 1.5M shares
S Squarepoint Ops LLC Hedge Fund•Quant	−$44.2K −58.2K shares	Sold Off 0 shares
B BLAIR WILLIAM & CO/IL Institution	−$30.4K −40.0K shares	Sold Off 0 shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	−$12.7K −16.7K shares	Sold Off 0 shares
Chicago Partners Investment Group LLC RIA/Wealth	−$656.2 −1.5K shares	$6.9K 16.2K shares
T Tower Research Capital LLC Institution	−$597.3 −880.0 shares	$3.0K 4.4K shares

Entry and Exit Activity

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

New Positions: 1
New Value: $13.6K
Exited Positions: 3
Exited Value: $87.3K

New Positions

Institution	Position Value
Cetera Investment Advisers RIA/Wealth	$13.6K 20.1K shares

Exited Positions

Institution	Previous Position
S Squarepoint Ops LLC Hedge Fund•Quant	$44.2K 58.2K shares
B BLAIR WILLIAM & CO/IL Institution	$30.4K 40.0K shares
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity	$12.7K 16.7K shares

Options Activity

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

Call Positions: 0
Call Value: -
Put Positions: 0
Put Value: -

Call Positions

Institution	Position Value
No call positions found

Put Positions

Institution	Position Value
No put positions found

Most Committed Institutions

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

Institution	Key People	Portfolio Weight	Ownership	Owned Since	Total AUM (Long)
Lagoda Investment Management, L.P. Long Only Manager	Fatima Katarzyna Dickey Managing Partner	4.80% $8.5M	11.61% 12.5M shares	Q1 2016 Held for 9y 8m	$176.7M
ARMISTICE CAPITAL, LLC Hedge Fund•Long/Short	Steven Joseph Boyd Managing Partner	0.20% $6.4M	8.72% 9.4M shares	Q3 2024 Held for 1y 2m	$3.2B
S Silverberg Bernstein Capital Management LLC RIA/Wealth	Irwin Warren Silverberg Managing Partner	0.10% $157.4K	0.22% 232.1K shares	Q4 2023 Held for 1y 11m	$163.4M
V Virtu Financial LLC Institution	-	0.00% $27.6K	0.04% 40.7K shares	Q3 2025 Held for 2 months	$1.6B
X XTX Topco Ltd Institution	-	0.00% $24.2K	0.03% 35.7K shares	Q4 2024 Held for 11 months	$1.9B
Founders Capital Management RIA/Wealth	James Lincoln Walter President	0.00% $1.4K	0.00% 2.0K shares	Q2 2021 Held for 4y 5m	$188.8M
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy	Kenneth Cordele Griffin CEO	0.00% $223.7K	0.31% 329.5K shares	Q2 2024 Held for 1y 5m	$122.08B
Chicago Partners Investment Group LLC RIA/Wealth	Anthony Joseph Halpin Founder	0.00% $6.9K	0.02% 16.2K shares	Q1 2025 Held for 8 months	$3.8B
Ameritas Advisory Services, LLC RIA/Wealth	Richard Aaron Berthold President	0.00% $2.7K	0.00% 4.0K shares	Q2 2025 Held for 5 months	$1.5B
T Tower Research Capital LLC Institution	-	0.00% $3.0K	0.00% 4.4K shares	Q4 2021 Held for 3y 11m	$3.6B