Rudius Management LP 13F: Quarter-over-Quarter Portfolio Changes
Rudius Management LP reported a disclosed portfolio value of approximately $357.6 million in its latest SEC Form 13F-HR filing for Q1 2026, down 22.4% quarter on quarter. Over the quarter, the fund initiated 4 new positions, trimmed 2 holdings, and exited 1 position.
Rudius Management LP's top buy was a new stake in Certara INC (CERT) , equal to 0.0% of the disclosed portfolio. Its top sell was Alcon AG (ALC) . The fund sold 16.5% of its previously reported shares, reducing the position's portfolio weight by 1.1 percentage points.
New PositionsQ1 2026
Securities disclosed for the first time in Q1 2026 that were not present in the prior 13F-HR filing.
| Company | Ticker | Initial Portfolio Weight | History |
|---|---|---|---|
| CERTARA INC | CERT | 0.0% | History → |
| SOLVENTUM CORP | SOLV | 0.0% | History → |
| SPOTIFY TECHNOLOGY S A | SPOT | 0.0% | History → |
| VEEVA SYSTEMS | VEEV | 0.0% | History → |
Top SellsQ1 2026
The fund's top sells among positions it retained in Q1 2026. Ranked by portfolio-weight impact. Full exits are listed separately.
| Company | Ticker | Portfolio Weight Change | Shares Sold | History |
|---|---|---|---|---|
| ALCON AG | ALC | 1.1% | 16.5% | History → |
| VERALTO CORP | VLTO | -1.2% | 14.2% | History → |
Full ExitsQ1 2026
Positions present in the prior 13F-HR filing that no longer appear in Q1 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| SUNOCO | SUN | 0.0% |
Net Portfolio Value ChangeQ1 2026
- $0.5BPrior quarter
- $0.4BCurrent quarter
- $-0.1BNet delta
- -22.4%% change
Methodology & FAQ
How Rudius Management LP Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for Rudius Management LP: each row joins the most recent filing against the immediately preceding quarterly filing for the same fund. Share-count changes reflect reported trading activity, while portfolio weights can also move because of market price changes. Portfolio weights are normalized to exclude listed options for comparability. A complete description — including how confidential treatment filings are handled — is documented in the Methodology.
What stocks did Rudius Management LP buy in Q1 2026?
In Q1 2026, Rudius Management LP initiated 4 new positions (CERTARA INC (CERT), SOLVENTUM CORP (SOLV), SPOTIFY TECHNOLOGY S A (SPOT), VEEVA SYSTEMS (VEEV)).
What stocks did Rudius Management LP sell in Q1 2026?
In Q1 2026, Rudius Management LP fully sold 1 position (SUNOCO (SUN)); reduced holdings in ALCON AG (ALC), VERALTO CORP (VLTO).
Which positions did Rudius Management LP initiate in Q1 2026?
Rudius Management LP established 4 new positions in Q1 2026: CERTARA INC (CERT, 0.0%), SOLVENTUM CORP (SOLV, 0.0%), SPOTIFY TECHNOLOGY S A (SPOT, 0.0%), VEEVA SYSTEMS (VEEV, 0.0%).
Which existing positions saw the largest allocation increases for Rudius Management LP in Q1 2026?
Rudius Management LP reported no material allocation increases in existing positions in Q1 2026.
Which positions did Rudius Management LP fully exit in Q1 2026?
Rudius Management LP fully exited 1 position in Q1 2026: SUNOCO (SUN, last-reported weight 0.0%).
Which existing positions saw the largest allocation reductions for Rudius Management LP in Q1 2026?
Of 2 existing positions with share-count reductions in Q1 2026, the largest were: ALCON AG (ALC, 1.1% weight, -16.5% shares), VERALTO CORP (VLTO, -1.2% weight, -14.2% shares).
Do quarter-over-quarter 13F allocation changes constitute explicit trading signals?
No. Quarter-over-quarter changes reflect a combination of active trading and market price movement. A weight increase can result from price appreciation alone, without the manager adding shares. Share-count delta is the cleaner indicator of explicit trading activity. All deltas on this page are sourced from sequential SEC Form 13F-HR filings.