Westport Asset Management Inc.

In its 13F for Q3 2025 (holdings as of September 30, 2025, filed November 12, 2025), Westport Asset Management Inc. reported 75 stock positions worth $239.8 million. Its top holding was Synopsys (SNPS) at 10.6% of the portfolio, followed by Willis Towers Watson (WTW, 10.0%) and Devry Ed (8.1%). Compared with Q2 2025, it sold out of 1, added to 2 and reduced 1. The biggest buy was Akamai Technologies (AKAM, shares +10%) and the biggest sale Amazon.com (AMZN, shares −57%).

Most Recent 13F
Q2 2026
Location
SOUTHPORT, CT
CIK
0000811454
Portfolio Value
$239.8M (Q3 2025)
SEC Filing
0001398344-25-020710 ↗ filed Nov 12, 2025

Holdings Value

0$50.0M$100.0M$150.0M$200.0M$250.0M Q1 2024: $200.2M Q1 2024 Q2 2024: $199.8M Q2 2024 Q3 2024: $213.3M Q3 2024 Q4 2024: $208.9M Q4 2024 Q1 2025: $206.2M Q1 2025 Q2 2025: $226.3M Q2 2025 Q3 2025: $239.8M $239.8M Q3 2025 Q4 2025: $239.7M Q4 2025 Q1 2026: $226.5M Q1 2026 Q2 2026: $244.9M Q2 2026

Holdings 75 stocks · $239.8M

SNPS Synopsys Inc. 10.63% 51,679 $25.5M Add +1.3%
WTW Willis Towers Watson PLC 9.97% 69,234 $23.9M No change
DEVRY ED GROUP INC filed as Adtalem Global Education Inc. 8.10% 125,759 $19.4M No change
UHS Universal Health Services-B 5.55% 65,059 $13.3M No change
MTG Mgic Investment Corp. 5.19% 439,013 $12.5M No change
ORCL Oracle Corp. 4.46% 38,000 $10.7M No change
ZBRA Zebra Technologies Corp. Class A 4.26% 34,335 $10.2M No change
URI United Rentals Inc. 3.19% 8,000 $7.6M No change
CHKP Check Point Software Tech 2.79% 32,300 $6.7M No change
DRI Darden Restaurants Inc. 2.78% 35,000 $6.7M No change
PTC PTC Inc. 2.63% 31,100 $6.3M No change
IPGP Ipg Photonics Corp. 2.56% 77,500 $6.1M No change
UBER Uber Technologies Inc. 2.56% 62,577 $6.1M No change
GOOG Alphabet Inc. Class C 2.44% 24,000 $5.8M No change
EEM iShares MSCI Emerging Market 2.23% 100,000 $5.3M No change
RDN Radian Group Inc. 1.97% 130,371 $4.7M No change
EOG EOG Resources Inc. 1.82% 38,889 $4.4M No change
LIN Linde PLC 1.78% 9,000 $4.3M No change
RSG Republic Services Inc. 1.44% 15,000 $3.4M No change
ROK Rockwell Automation Inc. 1.31% 9,000 $3.1M No change
CARR Carrier Global Corp. 1.30% 52,400 $3.1M No change
IBM Intl Business Machines Corp. filed as INTERNATIONAL BUSINESS MACHS 1.18% 10,000 $2.8M No change
TSBK Timberland Bancorp Inc. 1.12% 80,909 $2.7M No change
ROST Ross Stores Inc. 1.08% 17,000 $2.6M No change
CACI Caci International Inc. Class A 1.04% 5,000 $2.5M No change
RHP Ryman Hospitality Properties 0.93% 25,000 $2.2M No change
AKAM Akamai Technologies Inc. 0.88% 27,700 $2.1M Add +9.9%
UNP Union Pacific Corp. 0.87% 8,800 $2.1M No change
CHTR Charter Communications Inc. Class A 0.87% 7,559 $2.1M No change
WBD Warner Bros Discovery Inc. 0.78% 95,800 $1.9M No change
EXP Eagle Materials Inc. 0.78% 8,000 $1.9M No change
NSC Norfolk Southern Corp. 0.75% 6,000 $1.8M No change
ROG Rogers Corp. 0.69% 20,456 $1.6M No change
LITE Lumentum Holdings Inc. 0.64% 9,500 $1.5M No change
COHR Coherent Inc. 0.61% 13,500 $1.5M No change
CVS CVS Health Corp. 0.56% 17,772 $1.3M No change
VRT Vertiv Holdings Co. Class A 0.50% 8,000 $1.2M No change
AZN Astrazeneca PLC-Spons ADR 0.48% 15,000 $1.2M No change
GILD Gilead Sciences Inc. 0.46% 10,000 $1.1M No change
TXN Texas Instruments Inc. 0.46% 6,026 $1.1M No change
VRTX Vertex Pharmaceuticals Inc. 0.41% 2,500 $979K No change
SKX Skechers USA Inc. Class A 0.39% 15,000 $947K No change
T AT&T Inc. 0.38% 31,919 $901K No change
BIO Bio-Rad Laboratories-A 0.35% 3,000 $841K No change
AMZN Amazon.com Inc. 0.34% 3,720 $817K Reduce -57.3%
EA Electronic Arts Inc. 0.34% 4,000 $807K No change
RTX RTX Corp. 0.29% 4,127 $691K No change
APD Air Products & Chemicals Inc. 0.28% 2,500 $682K No change
NTR Nutrien Ltd. 0.27% 11,150 $655K No change
MDU Mdu Resources Group Inc. 0.26% 35,000 $623K No change
ABT Abbott Laboratories 0.22% 4,000 $536K No change
FMC FMC Corp. 0.21% 15,000 $504K No change
CRWD CrowdStrike Holdings Inc. Class A 0.20% 1,000 $490K No change
FCPT Four Corners Property Trust 0.20% 19,998 $488K No change
NEM Newmont Corp. 0.19% 5,505 $464K No change
VRNT Verint Systems Inc. 0.19% 22,500 $456K No change
ADM Archer-Daniels-Midland Co. 0.19% 7,500 $448K No change
AVGO Broadcom Inc. 0.18% 1,312 $433K No change
IPG Interpublic Group of Cos Inc. 0.16% 14,000 $391K No change
OXY Occidental Petroleum Corp. 0.16% 8,135 $384K No change
CGNT Cognyte Software Ltd. 0.16% 45,000 $378K No change
ECG Everus Construction Group 0.13% 3,750 $322K No change
APH Amphenol Corp. Class A 0.13% 2,500 $309K No change
ZTS Zoetis Inc. 0.12% 2,000 $293K No change
S Sentinelone Inc. Class A 0.09% 12,500 $220K No change
CP Canadian Pac Railway 0.09% 2,884 $215K No change
THC Tenet Healthcare Corp. 0.08% 1,000 $203K No change
ELAN Elanco Animal Health Inc. 0.08% 10,000 $201K No change
GHC Graham Holdings Co. Class B 0.07% 150 $177K No change
TDC Teradata Corp. 0.07% 7,500 $161K No change
VOD Vodafone Group PLC-SP ADR 0.04% 8,989 $104K No change
HAL Halliburton Co. 0.04% 3,444 $85K No change
VZ Verizon Communications Inc. 0.02% 862 $38K No change
CABO Cable One Inc. 0.01% 150 $27K No change
LEE Lee Enterprises 0.00% 540 $3K No change

Portfolio Sells Q2 2025 → Q3 2025

AMZN Amazon.com Inc. Reduce -57.3% 0.34% −0.50
ANSS Ansys Inc. Sold out 0.00% −0.31

Portfolio Buys Q2 2025 → Q3 2025

AKAM Akamai Technologies Inc. Add +9.9% 0.88% −0.01
SNPS Synopsys Inc. Add +1.3% 10.63% −0.92

All Filings

QuarterPositions13F Reported ValueTop Holdings
Q2 2026 80$244.9MSNPS, WTW, CVSA, MTG, UHS
Q1 2026 78$226.5MSNPS, WTW, CVSA, UHS, MTG
Q4 2025 75$239.7MSNPS, WTW, DEVRY ED GROUP INC, UHS, MTG
Q3 2025 75$239.8MSNPS, WTW, DEVRY ED GROUP INC, UHS, MTG
Q2 2025 76$226.3MSNPS, WTW, DEVRY ED GROUP INC, MTG, UHS
Q1 2025 74$206.2MWTW, SNPS, DEVRY ED GROUP INC, UHS, MTG
Q4 2024 73$208.9MSNPS, WTW, ZBRA, UHS, DEVRY ED GROUP INC
Q3 2024 73$213.3MSNPS, WTW, UHS, ZBRA, MTG
Q2 2024 74$199.8MSNPS, WTW, UHS, ZBRA, MTG
Q1 2024 72$200.2MSNPS, WTW, UHS, ZBRA, MTG