Talos Eurisko Asset Management LP 13F: Quarter-over-Quarter Portfolio Changes
Talos Eurisko Asset Management LP reported a disclosed portfolio value of approximately $585.3 million in its latest SEC Form 13F-HR filing for Q1 2026, up 3.6% quarter on quarter. Over the quarter, the fund initiated 11 new positions, bought more shares in 6 holdings, trimmed 6 holdings, and exited 12 positions.
Talos Eurisko Asset Management LP's top buy was a new stake in Onto Innovation INC (ONTO) , equal to 5.8% of the disclosed portfolio. Its top sell was Arista Networks INC (ANET) . The fund exited the position completely after it had accounted for 16.8% of the previous portfolio.
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 |
|---|---|---|---|
| ONTO INNOVATION INC | ONTO | 5.8% | History → |
| SANDISK CORP | SNDK | 5.7% | History → |
| MKS INC. | MKSI | 4.5% | Holders → |
| QNITY ELECTRONICS INC | Q | 4.3% | Holders → |
| AKAMAI TECHNOLOGIES INC | AKAM | 3.7% | Holders → |
| NOKIA CORP | NOK | 3.7% | Holders → |
| MOTOROLA SOLUTIONS INC NEW | MSI | 3.5% | Holders → |
| STMICROELECTRONICS N V | STM | 3.5% | Holders → |
| CADENCE DESIGN SYSTEM INC | CDNS | 3.4% | Holders → |
| ARM HOLDINGS PLC | ARM | 3.1% | Holders → |
| HP INC | HPQ | 1.7% | Holders → |
Top BuysQ1 2026
The fund's top buys among existing positions in Q1 2026. Ranked by portfolio-weight impact, with the percentage of additional shares shown separately.
| Company | Ticker | Portfolio Weight Change | More Shares | History |
|---|---|---|---|---|
| AMPHENOL | APH | +3.7% | +221.6% | History → |
| F5 INC | FFIV | +2.7% | +68.1% | History → |
| KEYSIGHT TECHNOLOGIES INC | KEYS | +3.0% | +43.9% | History → |
| ANALOG DEVICES INC | ADI | +1.9% | +38.8% | History → |
| CREDO TECHNOLOGY GROUP HOLDI | CRDO | +-0.6% | +9.1% | Holders → |
| VERTIV HOLDINGS CO | VRT | +1.9% | +5.5% | 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 |
|---|---|---|---|---|
| MICROCHIP TECHNOLOGY INC. | MCHP | -1.4% | 42.4% | Holders → |
| LUMENTUM HLDGS INC | LITE | 0.8% | 34.1% | History → |
| ASML HLDG NV | ASML | -0.2% | 18.3% | History → |
| WESTERN DIGITAL CORP | WDC | 1.7% | 16.0% | History → |
| CORNING INC | GLW | 0.8% | 13.7% | Holders → |
| ALLEGRO MICROSYSTEMS INC | ALGM | 0.0% | 12.0% | Holders → |
Full ExitsQ1 2026
Positions present in the prior 13F-HR filing that no longer appear in Q1 2026.
| Company | Ticker | Last-Reported Portfolio Weight |
|---|---|---|
| ARISTA NETWORKS INC | ANET | 16.8% |
| NVIDIA CORPORATION COM | NVDA | 7.2% |
| APPLIED MATLS INC | AMAT | 7.1% |
| SEAGATE TECHNOLOGY HLDNGS PL | STX | 5.2% |
| MICRON TECHNOLOGY INC | MU | 4.0% |
| ON SEMICONDUCTOR CORP | ON | 3.3% |
| TERADYNE INC | TER | 3.2% |
| MARVELL TECHNOLOGY INC | MRVL | 2.6% |
| AMKOR TECHNOLOGY INC | AMKR | 2.0% |
| SYNOPSYS INC | SNPS | 1.9% |
| CIENA CORP | CIEN | 1.9% |
| LATTICE SEMICONDUCTOR CORP | LSCC | 1.9% |
Net Portfolio Value ChangeQ1 2026
- $0.6BPrior quarter
- $0.6BCurrent quarter
- +$0.0BNet delta
- +3.6%% change
Methodology & FAQ
How Talos Eurisko Asset Management LP Quarterly Changes Are Computed
All deltas are sourced from sequential SEC Form 13F-HR filings for Talos Eurisko Asset 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 Talos Eurisko Asset Management LP buy in Q1 2026?
In Q1 2026, Talos Eurisko Asset Management LP initiated 11 new positions (ONTO INNOVATION INC (ONTO), SANDISK CORP (SNDK), MKS INC. (MKSI), QNITY ELECTRONICS INC (Q), AKAMAI TECHNOLOGIES INC (AKAM), NOKIA CORP (NOK), MOTOROLA SOLUTIONS INC NEW (MSI), STMICROELECTRONICS N V (STM), CADENCE DESIGN SYSTEM INC (CDNS), ARM HOLDINGS PLC (ARM), HP INC (HPQ)); bought more shares of AMPHENOL (APH), F5 INC (FFIV), KEYSIGHT TECHNOLOGIES INC (KEYS), ANALOG DEVICES INC (ADI), CREDO TECHNOLOGY GROUP HOLDI (CRDO) — the largest 5 of 6 adds.
What stocks did Talos Eurisko Asset Management LP sell in Q1 2026?
In Q1 2026, Talos Eurisko Asset Management LP fully sold 12 positions (ARISTA NETWORKS INC (ANET), NVIDIA CORPORATION COM (NVDA), APPLIED MATLS INC (AMAT), SEAGATE TECHNOLOGY HLDNGS PL (STX), MICRON TECHNOLOGY INC (MU), ON SEMICONDUCTOR CORP (ON), TERADYNE INC (TER), MARVELL TECHNOLOGY INC (MRVL), AMKOR TECHNOLOGY INC (AMKR), SYNOPSYS INC (SNPS), CIENA CORP (CIEN), LATTICE SEMICONDUCTOR CORP (LSCC)); reduced holdings in MICROCHIP TECHNOLOGY INC. (MCHP), LUMENTUM HLDGS INC (LITE), ASML HLDG NV (ASML), WESTERN DIGITAL CORP (WDC), CORNING INC (GLW) — the largest 5 of 6 reductions.
Which positions did Talos Eurisko Asset Management LP initiate in Q1 2026?
Talos Eurisko Asset Management LP established 11 new positions in Q1 2026: ONTO INNOVATION INC (ONTO, 5.8%), SANDISK CORP (SNDK, 5.7%), MKS INC. (MKSI, 4.5%), QNITY ELECTRONICS INC (Q, 4.3%), AKAMAI TECHNOLOGIES INC (AKAM, 3.7%), NOKIA CORP (NOK, 3.7%), MOTOROLA SOLUTIONS INC NEW (MSI, 3.5%), STMICROELECTRONICS N V (STM, 3.5%), CADENCE DESIGN SYSTEM INC (CDNS, 3.4%), ARM HOLDINGS PLC (ARM, 3.1%), HP INC (HPQ, 1.7%).
Which existing positions saw the largest allocation increases for Talos Eurisko Asset Management LP in Q1 2026?
Of 6 existing positions with share-count increases in Q1 2026, the largest were: AMPHENOL (APH, +3.7% weight, +221.6% shares), F5 INC (FFIV, +2.7% weight, +68.1% shares), KEYSIGHT TECHNOLOGIES INC (KEYS, +3.0% weight, +43.9% shares), ANALOG DEVICES INC (ADI, +1.9% weight, +38.8% shares), CREDO TECHNOLOGY GROUP HOLDI (CRDO, +-0.6% weight, +9.1% shares), VERTIV HOLDINGS CO (VRT, +1.9% weight, +5.5% shares).
Which positions did Talos Eurisko Asset Management LP fully exit in Q1 2026?
Talos Eurisko Asset Management LP fully exited 12 positions in Q1 2026: ARISTA NETWORKS INC (ANET, last-reported weight 16.8%), NVIDIA CORPORATION COM (NVDA, last-reported weight 7.2%), APPLIED MATLS INC (AMAT, last-reported weight 7.1%), SEAGATE TECHNOLOGY HLDNGS PL (STX, last-reported weight 5.2%), MICRON TECHNOLOGY INC (MU, last-reported weight 4.0%), ON SEMICONDUCTOR CORP (ON, last-reported weight 3.3%), TERADYNE INC (TER, last-reported weight 3.2%), MARVELL TECHNOLOGY INC (MRVL, last-reported weight 2.6%), AMKOR TECHNOLOGY INC (AMKR, last-reported weight 2.0%), SYNOPSYS INC (SNPS, last-reported weight 1.9%), CIENA CORP (CIEN, last-reported weight 1.9%), LATTICE SEMICONDUCTOR CORP (LSCC, last-reported weight 1.9%).
Which existing positions saw the largest allocation reductions for Talos Eurisko Asset Management LP in Q1 2026?
Of 6 existing positions with share-count reductions in Q1 2026, the largest were: MICROCHIP TECHNOLOGY INC. (MCHP, -1.4% weight, -42.4% shares), LUMENTUM HLDGS INC (LITE, 0.8% weight, -34.1% shares), ASML HLDG NV (ASML, -0.2% weight, -18.3% shares), WESTERN DIGITAL CORP (WDC, 1.7% weight, -16.0% shares), CORNING INC (GLW, 0.8% weight, -13.7% shares), ALLEGRO MICROSYSTEMS INC (ALGM, 0.0% weight, -12.0% 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.