HDSN

HUDSON TECHNOLOGIES INC /NY

NasdaqConsumer DiscretionaryWholesale-Machinery, Equipment & Supplies

Insider activity for last month from 08/05 to 09/05. Counts use processed Form 4 rows. Purchase and sale metrics use codes P and S; totals remain unknown when any matching value is missing. Rows without a usable transaction date cannot be assigned to a rolling period and are excluded.

Latest filingSep 04, 2026Most recent Form 4
Total buying$58.0M3 buys
Total selling$00 sells
Net open-market+$58.0M1 insiders
Open-market mix
Buy vs sell distribution by transaction count
3 transactions
3 buys100%·0%0 sells

Insider activity report

Monthly open-market purchase and sale counts
Buys Sells
530-3-5transactionsAug 2026 buys: 2 transactions · $55.3M2AugSep 2026 buys: 1 transactions · $2.71M1Sep

Transaction codes

By Form 4 transaction code in selected period
3transactions
  • P · Open-market buys · dominant3 · 100%

Activity by reported role

A joint filing can contribute to multiple roles
3transactions
  • 10% owner · dominant3 · 100%

Distinct insiders active

Reporting-owner CIKs by month · peak Aug 2026 (1)
Aug 2026Sep 2026
2distinct insiders in 2 months

Reported Holdings After

Separated by insider, security, and ownership type
Hartree Partners, LPCommon Stock, par value $0.01 · Direct
5.2M5.1MAug 24, 2026 · 5,108,834 shares owned afterAug 25, 2026 · 5,200,000 shares owned afterSep 02, 2026 · 5,205,317 shares owned afterAug 24, 2026Sep 02, 2026
5,205,317Sep 02, 2026

These are reported post-transaction holdings, not company-wide ownership percentages. Securities, indirect vehicles, and amendments are kept separate.

Filing activity heatmap
Each cell is one day · intensity = transactions · buys green, sells red
0 active days
Aug 05Sep 05
LessMore

Filing detail checks

Secondary metrics for the selected period
Largest buy$50.1M
Largest sale-
10b5-1 detected0
Amended rows0

Filing-only signals

Deterministic matches in the selected period

HDSN transaction history

Filters apply within this company and selected period by default
Reset
TickerInsiderRoleTypeSharesValueCodeSignals90d returnFiledTrans date

No transactions match your filters

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HUDSON TECHNOLOGIES INC /NY Insider Activity FAQ

SEC Form 4 context

Who recently reported transactions at HUDSON TECHNOLOGIES INC /NY?

Hartree Partners, LP.

When was the latest reported open-market purchase?

Hartree Partners, LP reported a buy on Sep 02, 2026 valued at $2.71M. Read the SEC filing.

When was the latest reported open-market sale?

No code-S sale is available for this period.

What is the recent purchase and sale balance?

Net open-market buying in the selected period was $580,163.62. This describes filed transactions, not a bullish rating.

Where can I see the original SEC filing?

Every transaction row and latest-activity fact links to its original SEC filing.

What do these Form 4 transaction codes mean?

P and S generally describe open-market or private purchases and sales. A, D, F, M, X, G, J, and V describe awards, issuer dispositions, tax withholding, exercises, gifts, other transactions, and voluntary early reports; review each filing and its footnotes for context.