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
$20.6K Buy
3,500
+200
+6% +$1.37K ﹤0.01% 6751
2025
Q4
$22.6K Buy
+3,300
New +$26K ﹤0.01% 6363
2025
Q3
Sell
-8,300
Closed -$67K 9433
2025
Q2
$67K Sell
8,300
-4,000
-33% -$27.4K ﹤0.01% 5624
2025
Q1
$75K Buy
12,300
+100
+0.8% +$588 ﹤0.01% 5379
2024
Q4
$68K Buy
12,200
+9,900
+430% +$65.2K ﹤0.01% 5550
2024
Q3
$19K Sell
2,300
-26,000
-92% -$215K ﹤0.01% 6707
2024
Q2
$248K Buy
28,300
+9,300
+49% +$90.1K ﹤0.01% 4437
2024
Q1
$209K Buy
19,000
+15,300
+414% +$199K ﹤0.01% 4800
2023
Q4
$49K Sell
3,700
-2,300
-38% -$29.7K ﹤0.01% 6095
2023
Q3
$79K Sell
6,000
-7,900
-57% -$85.3K ﹤0.01% 5328
2023
Q2
$133K Buy
13,900
+1,000
+8% +$8.69K ﹤0.01% 4745
2023
Q1
$112K Sell
12,900
-12,800
-50% -$124K ﹤0.01% 5022
2022
Q4
$260K Sell
25,700
-9,800
-28% -$95.8K ﹤0.01% 3902
2022
Q3
$260K Buy
35,500
+4,400
+14% +$37K ﹤0.01% 4267
2022
Q2
$233K Buy
31,100
+20,500
+193% +$169K ﹤0.01% 4426
2022
Q1
$65K Buy
10,600
+7,200
+212% +$31.9K ﹤0.01% 6766
2021
Q4
$15K Sell
3,400
-20,700
-86% -$80.3K ﹤0.01% 8679
2021
Q3
$86K Sell
24,100
-100
-0.4% -$334 ﹤0.01% 6830
2021
Q2
$82K Buy
24,200
+23,842
+6,660% +$57.5K ﹤0.01% 7012
2021
Q1
$57K Buy
358
+40
+13% +$58 ﹤0.01% 6442
2020
Q4
$34K Sell
318
-339
-52% -$405 ﹤0.01% 6559
2020
Q3
$75K Buy
657
+197
+43% +$224 ﹤0.01% 5205
2020
Q2
$46K Buy
460
+375
+441% +$329 ﹤0.01% 5570
2020
Q1
$5K Sell
85
-41
-33% -$33 ﹤0.01% 6835
2019
Q4
$12K Sell
126
-174
-58% -$117 ﹤0.01% 6284
2019
Q3
$21K Buy
300
+61
+26% +$38 ﹤0.01% 5772
2019
Q2
$20K Buy
239
+185
+343% +$294 ﹤0.01% 5605
2019
Q1
$10K Sell
54
-22
-29% -$31 ﹤0.01% 6152
2018
Q4
$6K Buy
+76
New +$84 ﹤0.01% 6130
2018
Q3
Sell
-5
Closed -$1K 7653
2018
Q2
$1K Buy
+5
New +$16 ﹤0.01% 7147
2017
Q4
Sell
-101
Closed -$3K 6244
2017
Q3
$3K Buy
101
+49
+94% +$425 ﹤0.01% 4782
2017
Q2
$6K Buy
+52
New +$398 ﹤0.01% 4422
2017
Q1
Sell
-141
Closed -$13K 6385
2016
Q4
$13K Buy
+141
New +$995 ﹤0.01% 3464

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.