HDSN β€” HUDSON TECHNOLOGIES INC COM

Ownership history in Red Tortoise LLC  Β·  5 quarters on record

AI Ownership Summary

Red Tortoise LLC reported HUDSON TECHNOLOGIES INC COM (HDSN) in 5 quarterly 13F filings from 2025 Q1 through 2026 Q1. The latest visible filing shows HDSN 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 HDSN ownership page tells you

This page is designed to answer the real investor question behind a 13F filing: how meaningful was Red Tortoise LLC's position in HUDSON TECHNOLOGIES INC COM, 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

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

High-water mark
Peak Conviction
0.0% in 2025 Q3

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

Time in book
Holding Window
2025 Q1 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 Red Tortoise LLC held HDSN β€” position size vs. price
% of Fund (quarterly)    HDSN price (quarter-end, indexed to 100)    SPY (indexed to 100)    QQQ (indexed to 100)
πŸ“‹ Quarterly Holdings History 5 quarters  β–Ύ
Quarter Action Shares Change Chg % % of Fund Mkt Value Filed Price (Filed)
2026 Q1 UNCHANGED 328 β€” 0% 0.00% $2K 2026-04-21 $6.15
2025 Q4 UNCHANGED 328 β€” 0% 0.00% $2K 2026-01-22 $7.47
2025 Q3 UNCHANGED 328 β€” 0% 0.00% $3K 2025-10-22 $9.10
2025 Q2 UNCHANGED 328 β€” 0% 0.00% $3K 2025-07-22 $8.09
2025 Q1 INITIATED 328 β€” β€” 0.00% $2K 2025-04-25 $6.23

FAQ About Red Tortoise LLC and HDSN

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

How long has Red Tortoise LLC reported owning HDSN?

Red Tortoise LLC reported HDSN across 5 quarterly 13F filings, from 2025 Q1 through 2026 Q1.

What was the largest reported HDSN position in Red Tortoise LLC's portfolio?

The largest reported portfolio weight for HDSN was 0.00% in 2025 Q3.

What is the latest reported HDSN position on this page?

The most recent filing on this page is 2026 Q1, when Red Tortoise LLC reported 328 shares, equal to 0.00% of portfolio, with an estimated market value of $2K.

What does the chart on this HDSN ownership page compare?

The chart compares Red Tortoise LLC's quarterly HDSN 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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