Simplex Trading’s Hudson Technologies HDSN Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
Sell
-100
Closed -$685 9503
2025
Q4
$685 Sell
100
-1,300
-93% -$10.2K ﹤0.01% 8104
2025
Q3
$13K Buy
1,400
+900
+180% +$8.45K ﹤0.01% 7698
2025
Q2
$4K Buy
+500
New +$3.43K ﹤0.01% 7843
2024
Q4
Sell
-1,200
Closed -$10K 8959
2024
Q3
$10K Sell
1,200
-27,000
-96% -$223K ﹤0.01% 7185
2024
Q2
$247K Sell
28,200
-45,900
-62% -$445K ﹤0.01% 4447
2024
Q1
$815K Buy
74,100
+62,200
+523% +$810K ﹤0.01% 3335
2023
Q4
$160K Sell
11,900
-21,200
-64% -$274K ﹤0.01% 4893
2023
Q3
$440K Buy
33,100
+23,800
+256% +$257K ﹤0.01% 3543
2023
Q2
$89K Sell
9,300
-25,800
-74% -$224K ﹤0.01% 5223
2023
Q1
$306K Buy
35,100
+25,500
+266% +$247K ﹤0.01% 3821
2022
Q4
$97K Buy
9,600
+7,900
+465% +$77.2K ﹤0.01% 5113
2022
Q3
$12K Sell
1,700
-2,400
-59% -$20.2K ﹤0.01% 8061
2022
Q2
$30K Sell
4,100
-4,200
-51% -$34.7K ﹤0.01% 7147
2022
Q1
$51K Buy
8,300
+3,800
+84% +$16.9K ﹤0.01% 7098
2021
Q4
$19K Sell
4,500
-600
-12% -$2.33K ﹤0.01% 8402
2021
Q3
$18K Hold
5,100
﹤0.01% 8518
2021
Q2
$17K Buy
5,100
+5,049
+9,900% +$12.2K ﹤0.01% 8713
2021
Q1
$8K Sell
51
-1
-2% -$1 ﹤0.01% 8016
2020
Q4
$5K Buy
+52
New +$62 ﹤0.01% 7711
2019
Q3
Sell
-110
Closed -$9K 7491
2019
Q2
$9K Buy
110
+100
+1,000% +$159 ﹤0.01% 6165
2019
Q1
$1K Buy
+10
New +$14 ﹤0.01% 6899
2018
Q3
Sell
-45
Closed -$9K 7654
2018
Q2
$9K Sell
45
-37
-45% -$120 ﹤0.01% 6395
2018
Q1
$8K Sell
82
-17
-17% -$100 ﹤0.01% 4218
2017
Q4
$5K Buy
99
+20
+25% +$122 ﹤0.01% 4497
2017
Q3
$15K Buy
+79
New +$684 ﹤0.01% 3418
2017
Q2
Sell
-105
Closed -$12K 6370
2017
Q1
$12K Sell
105
-42
-29% -$306 ﹤0.01% 3796
2016
Q4
$7K Buy
+147
New +$1.04K ﹤0.01% 4043

Other funds holding HDSN

Simplex Trading's HDSN Position: Q1 2026 in Review

Simplex Trading reduced its Hudson Technologies (HDSN) stake by 24% in Q1 2026, selling an estimated $1.88K and leaving 886 shares worth $5.21K. The position accounts for ﹤0.01% of the portfolio, ranked #7861.

Simplex Trading first reported a position in HDSN in Q3 2016 and has held it in 23 quarters since. The position peaked at $726K in Q2 2025. 160 funds tracked by Wall St. Rank hold HDSN as of Q1 2026.

  • Simplex Trading held 886 shares of Hudson Technologies worth $5.21K as of Q1 2026.
  • Simplex Trading sold 274 Hudson Technologies shares in Q1 2026, an estimated $1.88K.
  • Hudson Technologies made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #7861 holding.
  • Simplex Trading first reported a position in Hudson Technologies in Q3 2016 and has held it in 23 quarters since.
  • Simplex Trading's Hudson Technologies position peaked at $726K in Q2 2025.
  • 160 funds tracked by Wall St. Rank held Hudson Technologies as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.