Tower Research Capital (TRC)’s Koss Corp KOSS Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q1 | $4.34K | Buy |
1,212
+429
| +55% | +$1.81K | ﹤0.01% | 4207 |
|
|
2025
Q4 | $3.24K | Buy |
783
+110
| +16% | +$528 | ﹤0.01% | 4399 |
|
|
2025
Q3 | $3.42K | Buy |
+673
| New | +$3.81K | ﹤0.01% | 4508 |
|
|
2024
Q4 | – | Sell |
-1,892
| Closed | -$14K | – | 5859 |
|
|
2024
Q3 | $14K | Buy |
1,892
+1,456
| +334% | +$11.9K | ﹤0.01% | 3485 |
|
|
2024
Q2 | $1.94K | Sell |
436
-2,045
| -82% | -$7.46K | ﹤0.01% | 5075 |
|
|
2024
Q1 | $6.38K | Buy |
2,481
+1,678
| +209% | +$4.67K | ﹤0.01% | 4383 |
|
|
2023
Q4 | $2.69K | Buy |
803
+219
| +38% | +$667 | ﹤0.01% | 5175 |
|
|
2023
Q3 | $1.73K | Sell |
584
-2,121
| -78% | -$7.75K | ﹤0.01% | 5276 |
|
|
2023
Q2 | $10K | Buy |
2,705
+1,932
| +250% | +$7.8K | ﹤0.01% | 4184 |
|
|
2023
Q1 | $4K | Buy |
773
+524
| +210% | +$2.74K | ﹤0.01% | 5078 |
|
|
2022
Q4 | $2K | Sell |
249
-169
| -40% | -$1.04K | ﹤0.01% | 5383 |
|
|
2022
Q3 | $3K | Buy |
+418
| New | +$3.27K | ﹤0.01% | 5401 |
|
|
2022
Q1 | – | Sell |
-267
| Closed | -$3K | – | 6344 |
|
|
2021
Q4 | $3K | Sell |
267
-1,237
| -82% | -$18.4K | ﹤0.01% | 5461 |
|
|
2021
Q3 | $25K | Buy |
1,504
+290
| +24% | +$5.35K | ﹤0.01% | 3524 |
|
|
2021
Q2 | $28K | Sell |
1,214
-40,958
| -97% | -$878K | ﹤0.01% | 3566 |
|
|
2021
Q1 | $949K | Buy |
+42,172
| New | +$745K | 0.02% | 813 |
|
|
2020
Q2 | – | Sell |
-43
| Closed | – | – | 4873 |
|
|
2020
Q1 | $0 | Buy |
+43
| New | +$56 | ﹤0.01% | 3501 |
|
|
2019
Q3 | – | Sell |
-659
| Closed | -$1K | – | 4319 |
|
|
2019
Q2 | $1K | Buy |
+659
| New | +$1.37K | ﹤0.01% | 3447 |
|
|
2019
Q1 | – | Sell |
-78
| Closed | – | – | 4052 |
|
|
2018
Q4 | $0 | Buy |
+78
| New | +$180 | ﹤0.01% | 4107 |
|
|
2017
Q3 | – | Sell |
-1,704
| Closed | -$3K | – | 3991 |
|
|
2017
Q2 | $3K | Buy |
+1,704
| New | +$3.32K | ﹤0.01% | 2215 |
|
|
2016
Q4 | – | Sell |
-659
| Closed | -$1K | – | 4141 |
|
|
2016
Q3 | $1K | Sell |
659
-232
| -26% | -$481 | ﹤0.01% | 3315 |
|
|
2016
Q2 | $2K | Buy |
891
+241
| +37% | +$504 | ﹤0.01% | 3913 |
|
|
2016
Q1 | $1K | Buy |
650
+319
| +96% | +$646 | ﹤0.01% | 3712 |
|
|
2015
Q4 | $1K | Sell |
331
-266
| -45% | -$565 | ﹤0.01% | 4102 |
|
|
2015
Q3 | $1K | Sell |
597
-185
| -24% | -$449 | ﹤0.01% | 3633 |
|
|
2015
Q2 | $2K | Buy |
782
+147
| +23% | +$371 | ﹤0.01% | 3740 |
|
|
2015
Q1 | $1K | Sell |
635
-1,894
| -75% | -$4.12K | ﹤0.01% | 4075 |
|
|
2014
Q4 | $4K | Buy |
+2,529
| New | +$4.34K | ﹤0.01% | 2873 |
|
|
2014
Q3 | – | Sell |
-108
| Closed | – | – | 4664 |
|
|
2014
Q2 | $0 | Sell |
108
-70
| -39% | -$286 | ﹤0.01% | 4356 |
|
|
2014
Q1 | $1K | Sell |
178
-467
| -72% | -$2.45K | ﹤0.01% | 4159 |
|
|
2013
Q4 | $3K | Buy |
+645
| New | +$3.24K | ﹤0.01% | 3851 |
|
Other funds holding KOSS
VCM
VFT
JIR
NA
XT
Tower Research Capital (TRC)'s KOSS Position: Q1 2026 in Review
Tower Research Capital (TRC) increased its Koss Corp (KOSS) stake by 55% in Q1 2026, buying an estimated $1.81K and bringing the position to 1,212 shares worth $4.34K. The position accounts for ﹤0.01% of the portfolio, ranked #4207.
Tower Research Capital (TRC) first reported a position in KOSS in Q4 2013 and has held it in 31 quarters since. The position peaked at $949K in Q1 2021. 23 funds tracked by Wall St. Rank hold KOSS as of Q1 2026.
- Tower Research Capital (TRC) held 1,212 shares of Koss Corp worth $4.34K as of Q1 2026.
- Tower Research Capital (TRC) bought 429 Koss Corp shares in Q1 2026, an estimated $1.81K.
- Koss Corp made up ﹤0.01% of Tower Research Capital (TRC)'s portfolio in Q1 2026, its #4207 holding.
- Tower Research Capital (TRC) first reported a position in Koss Corp in Q4 2013 and has held it in 31 quarters since.
- Tower Research Capital (TRC)'s Koss Corp position peaked at $949K in Q1 2021.
- 23 funds tracked by Wall St. Rank held Koss Corp as of Q1 2026.
Based on Tower Research Capital (TRC)'s 13F filing for Q1 2026, filed 15 May 2026.