Westport Asset Management Inc 13F Portfolio

CIK 811454 Filing since Q1 2014 Q2 2026 filed Aug 10, 2026
Holdings as of Jun 30, 2026, from the 13F filed Aug 10, 2026.

Portfolio Snapshot

77 positions · Q2 2026

Westport Asset Management Inc reported 77 positions worth $235.38M for the quarter ended Jun 30, 2026, up 7.9% on the prior quarter. It opened 2 new positions, added to 3, trimmed 1 and exited 0. Its largest holding is Synopsys Inc at 9.8% of the portfolio.

Portfolio Value
$235.38M
+7.9% QoQ · +17.7% YoY
Positions
77
2 new · 0 sold out
Top 10 Concentration
52.1%
of portfolio value
Largest Position
SNPS 9.8%
Synopsys Inc
Net Buying
+$822.75K
$988.71K bought · $165.95K sold
Turnover
0.1%
of the portfolio traded
Top Sector
Technology
35% of value
Track Record
49
quarters on file since Q1 2014

Portfolio Value & Positions

Value Positions

Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.

Sector Allocation

11 sectors
35.05%
Technology
Technology35.05%
Financial Services17.71%
Industrials17.38%
Consumer Discretionary11.71%
Healthcare7.93%
Basic Materials4.78%
Energy2.36%
Real Estate1.57%
Communication Services0.958%
Utilities0.315%
Consumer Staples0.243%

Quarterly Buying & Selling

Bought Sold

Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.

Position Changes

How many positions were opened, added to, trimmed or closed each quarter.

Sector Allocation Over Time

Share of reported value in each sector at every quarter end.

TechnologyFinancial ServicesIndustrialsConsumer DiscretionaryHealthcareBasic MaterialsEnergyReal EstateCommunication ServicesUtilitiesConsumer Staples

Largest Buys

Q2 2026
Holding Change Change % Trade Value Weight
ZS Zscaler, Inc. +3,000 +66.7% $423.45K 0.45%
HON Honeywell International Inc +750 – $167.93K 0.071%
HONA Honeywell Aerospace Inc. +750 – $165.81K 0.07%
ZTS Zoetis Inc. +2,000 +100.0% $143.72K 0.122%
CGNT Cognyte Software Ltd. +10.0K +22.2% $87.80K 0.205%

Largest Sells

Q2 2026
Holding Change Change % Trade Value Weight
ECG Everus Construction Group, Inc. -1,000 -26.7% $165.95K 0.194%

New Positions

Q2 2026
Holding Shares Trade Value Weight
HON Honeywell International Inc +750 $167.93K 0.071%
HONA Honeywell Aerospace Inc. +750 $165.81K 0.07%

Closed Positions

Q2 2026

No positions were closed this quarter.

Holdings · Q2 2026

77 Positions

As ofJun 30, 2026
Value$235.38M
Top 1052.1%
Avg position$3.06M
# Activity
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Showing 1–15 of 77 positions 13F filings on SEC EDGAR

Tip. Select a row to see that position’s full history at Westport Asset Management.

About Westport Asset Management Inc’s 13F Portfolio

What are Westport Asset Management Inc’s largest holdings?

As of its Q2 2026 13F filing, Westport Asset Management Inc’s five largest positions were Synopsys Inc (SNPS) at 9.8%, Willis Towers Watson Plc (WTW) at 7.7%, Covista Inc. (CVSA) at 6.7%, Mgic Investment Corp (MTG) at 5.3%, Universal Health Services Inc (UHS) at 4.1% of the reported portfolio.

How much is Westport Asset Management Inc’s portfolio worth?

Westport Asset Management Inc reported a 13F portfolio worth $235.38M across 77 positions for Q2 2026. That is up 7.9% from the previous quarter.

What did Westport Asset Management Inc buy in Q2 2026?

Its largest purchases by value were Zscaler, Inc. ($423.45K), Honeywell International Inc ($167.93K), Honeywell Aerospace Inc. ($165.81K). It opened 2 new positions.

What did Westport Asset Management Inc sell in Q2 2026?

Its largest sales by value were Everus Construction Group, Inc. ($165.95K). It exited 0 positions entirely.

Where does this data come from?

From the Form 13F-HR reports Westport Asset Management Inc files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.

Similar-Sized Institutions

by reported 13F value

13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.