Rudius Management LP

Fundamental diversified ★Signal technology specialist (62%) CIK 1835407
Long book
$357.6M
Q1 2026
Positions
6
Top-10 weight
100%
concentration
Last quarter
+0.3%
SPY +14.8%
Turnover
71%
of book per quarter

Strategy in plain words

auto-generated from filings

Rudius Management LP is a diversified fundamental manager, specialised in technology (62% of the long book), running a $357.6M US long book across 6 positions.

The portfolio is extremely concentrated — the top 10 positions are almost the whole book. Turnover is high — positions rotate quickly, so individual names matter less than the process. Current anchor positions: VERALTO CORP, ALCON INC, CERTARA INC, SOLVENTUM CORP, SPOTIFY TECHNOLOGY SA.

Over the last 9 quarters its long book ran on average 4.5pp per quarter behind the S&P 500, beating the index in 3 of 9 quarters. We rate its filings as signal-bearing: position changes reflect genuine views.

Implied long-book return vs S&P 500

methodology: positions priced quarterly, no shorts/options
Fund long book S&P 500
Q1 2024
+5.6%
Q2 2024
+14.6%
Q3 2024
-10.4%
Q4 2024
+1.9%
Q1 2025
+0.7%
Q2 2025
-2.2%
Q3 2025
-1.6%
Q4 2025
-8.7%
Q1 2026
+0.3%

Sector allocation

Technology
62%
Healthcare
38%
Communications
0%

Long book by quarter

$449.7M
Q1 2024
$460.8M
Q2 2024
$500.0M
Q3 2024
$430.0M
Q4 2024
$486.7M
Q1 2025
$472.9M
Q2 2025
$476.4M
Q3 2025
$461.0M
Q4 2025
$357.6M
Q1 2026

What does Rudius Management own?

Q1 2026 13F
CompanySectorSharesValue% of bookChange
VLTO VERALTO CORPTechnology2.5M$222.0M62.1%-14.2%
ALC ALCON INCHealthcare1.8M$135.0M37.8%-16.5%
CERT CERTARA INCTechnology28.6K$163K0.0%New
SOLV SOLVENTUM CORPHealthcare2.4K$154K0.0%New
SPOT SPOTIFY TECHNOLOGY SACommunications210$102K0.0%New
VEEV VEEVA SYSTEMS INC-CLASS ATechnology535$94K0.0%New

13F filing history

PeriodFormFiledEntriesReported valueFlagsSource
Q1 202613F-HRMay 14, 20266$357.6M canonicalSEC ↗
Q4 202513F-HRFeb 17, 20263$461.0M canonicalSEC ↗
Q3 202513F-HRNov 13, 20254$476.4M canonicalSEC ↗
Q2 202513F-HRAug 13, 20254$472.9M canonicalSEC ↗
Q1 202513F-HRMay 14, 20255$486.7M canonicalSEC ↗
Q4 202413F-HRFeb 13, 20254$430.0M canonicalSEC ↗
Q3 202413F-HRNov 13, 20248$500.0M canonicalSEC ↗
Q2 202413F-HRAug 14, 20248$460.8M canonicalSEC ↗
Q1 202413F-HRMay 15, 20247$449.7M canonicalSEC ↗