★
Trade Filings
Managers Stocks Filings Superinvestors
Signals Institutional Buying Institutional Selling Insider Activity 13D & 13G Watch Sector Rotation
Tools Stock Screener Manager Screener Compare Managers Consensus Baskets All Research Tools Data API
Learn & AI Learn Ask the Data AI Agents
News ★ Saved
About About us Methodology Contact Disclaimer
Reader
DATA PLANS

Historical data downloads: coming with accounts.

API GATEWAY

Free read-only JSON access to the site's cached data.
Dark mode

Guided View
New to markets (prices, yields, YTD, market cap)? We explain every term as you browse, in plain English. Same data, with the help built in.

Expert View
You already know the market. Just the data: clean, fast and compact, with no extra explanations. This is the default view.

Interface language
Manager record

Westco Advisory Services Inc /Adv

Lynbrook, NY · CIK 946310 · EDGAR filings ↗

Cover-page record: Trade Filings parses every position for its tracked managers; for this filer it indexes the cover-page totals of each quarterly 13F report on SEC EDGAR.

$166.46MReported 13F valueQ3 2026 · as filed
98Holdings listed
+0.5%vs prior quartervalue change includes market moves
4Quarters on record
Oct 14Latest filed
Reported 13F value by quarter, Q4 2025 to Q3 2026Q4 2025: $162.7M$162.7MQ4 202593 holdingsQ1 2026: $155.5M$155.5MQ1 2026104 holdingsQ2 2026: $165.7M$165.7MQ2 202699 holdingsQ3 2026: $166.5M$166.5MQ3 202698 holdings
Reported 13F value by quarter from the cover pages of this filer (live documents; sub-portfolio reports summed), with holdings listed beneath each bar.
Filing record
Oct 14 2026 13F-HR · period Q3 2026

$166.46M · 98 holdings listed · View original SEC filing ↗
Jul 28 2026 13F-HR · period Q2 2026

$165.69M · 99 holdings listed · View original SEC filing ↗
May 13 2026 13F-HR · period Q4 2025

$162.75M · 93 holdings listed · View original SEC filing ↗
May 11 2026 13F-HR · period Q1 2026

$155.51M · 104 holdings listed · View original SEC filing ↗
Provenance: Cover-page totals from the quarterly 13F reports of this filer on SEC EDGAR; position-level holdings are parsed for tracked managers only. Reporting period: Q3 2026 · latest filing Oct 14, 2026 · Change methodology