CSS LLC/IL ADSEW ADS TEC ENERGY PLC

Ownership history in CSS LLC/IL  ·  6 quarters on record

AI Ownership Summary

CSS LLC/IL reported ADS TEC ENERGY PLC (ADSEW) in 6 quarterly 13F filings from 2024 Q4 through 2026 Q1. Peak portfolio weight reached 0.03% in 2024 Q4. The latest visible filing shows ADSEW at 0.00% of the fund.

This page tracks quarterly shares, estimated market value, portfolio weight, filing dates, and disclosure-aligned stock prices directly from SEC EDGAR 13F filings.

What this ADSEW ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was CSS LLC/IL's position in ADS TEC ENERGY PLC, and how did that conviction change over time? You can read the holding window, peak weight, latest reported size, disclosure timing, and quarter-by-quarter changes without piecing the story together from raw SEC rows.

Freshest filing
Latest Reported Filing
2026 Q1

ADSEW was reported at 0.00% of portfolio in the most recent visible filing.

High-water mark
Peak Conviction
0.03% in 2024 Q4

Peak weight helps separate a token disclosure from a real conviction holding the fund genuinely cared about.

Time in book
Holding Window
2024 Q4 to 2026 Q1

Longer holding windows often tell a very different story from short-lived tactical trades or one-quarter experiments.

Decision context
Why It Matters
Position size beats headlines

Knowing that a fund owned a stock is useful. Knowing whether it was a 0.20% placeholder or a true high-conviction position is where the signal actually starts.

How CSS LLC/IL held ADSEW — position size vs. price
% of Fund (quarterly)    ADSEW price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
📋 Quarterly Holdings History 6 quarters  
Quarter Action Sold % After 3M Timing Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED 33,306 0% 0.00% $16K 2026-05-15 $0.78
2025 Q4 ADDED 33,306 +13,207 +65.7% 0.00% $40K 2026-02-17
2025 Q3 REDUCED 20,099 -5,146 -20.4% 0.00% $23K 2025-11-13
2025 Q2 REDUCED 25,245 -34,298 -57.6% 0.00% $58K 2025-08-14
2025 Q1 REDUCED 59,543 -100,514 -62.8% 0.01% $208K 2025-05-15
2024 Q4 INITIATED 160,057 0.03% $642K 2025-02-18

FAQ About CSS LLC/IL and ADSEW

These are the practical questions this page is built to answer before you even open the full history table.

How long has CSS LLC/IL reported owning ADSEW?

CSS LLC/IL reported ADSEW across 6 quarterly 13F filings, from 2024 Q4 through 2026 Q1.

What was the largest reported ADSEW position in CSS LLC/IL's portfolio?

The largest reported portfolio weight for ADSEW was 0.03% in 2024 Q4.

What is the latest reported ADSEW position on this page?

The most recent filing on this page is 2026 Q1, when CSS LLC/IL reported 33,306 shares, equal to 0.00% of portfolio, with an estimated market value of $16K.

What does the chart on this ADSEW ownership page compare?

The chart compares CSS LLC/IL's quarterly ADSEW portfolio weight with the stock's indexed share price, so you can see whether the fund was building, trimming, or holding the position as price moved.

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