Jane Street’s Main Street Capital MAIN Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $5.47M | Buy |
+105,352
| New | +$5.55M | ﹤0.01% | 3582 |
|
|
2026
Q1 | – | Sell |
-314,648
| Closed | -$18.6M | – | 12402 |
|
|
2025
Q4 | $19M | Buy |
+314,648
| New | +$18.6M | ﹤0.01% | 1666 |
|
|
2025
Q3 | – | Sell |
-19,831
| Closed | -$1.28M | – | 11369 |
|
|
2025
Q2 | $1.17M | Buy |
+19,831
| New | +$1.1M | ﹤0.01% | 5318 |
|
|
2024
Q4 | – | Sell |
-66,336
| Closed | -$3.54M | – | 10080 |
|
|
2024
Q3 | $3.33M | Buy |
66,336
+57,986
| +694% | +$2.9M | ﹤0.01% | 3531 |
|
|
2024
Q2 | $422K | Sell |
8,350
-4,924
| -37% | -$240K | ﹤0.01% | 7291 |
|
|
2024
Q1 | $628K | Sell |
13,274
-5,251
| -28% | -$237K | ﹤0.01% | 6252 |
|
|
2023
Q4 | $801K | Buy |
18,525
+9,802
| +112% | +$400K | ﹤0.01% | 5975 |
|
|
2023
Q3 | $354K | Sell |
8,723
-37,146
| -81% | -$1.52M | ﹤0.01% | 6803 |
|
|
2023
Q2 | $1.84M | Buy |
+45,869
| New | +$1.82M | ﹤0.01% | 4293 |
|
|
2023
Q1 | – | Sell |
-10,138
| Closed | -$400K | – | 9545 |
|
|
2022
Q4 | $375K | Sell |
10,138
-1,699
| -14% | -$62.1K | ﹤0.01% | 6643 |
|
|
2022
Q3 | $398K | Sell |
11,837
-2,970
| -20% | -$122K | ﹤0.01% | 7107 |
|
|
2022
Q2 | $571K | Buy |
14,807
+8,819
| +147% | +$345K | ﹤0.01% | 6489 |
|
|
2022
Q1 | $255K | Sell |
5,988
-894
| -13% | -$38.3K | ﹤0.01% | 8650 |
|
|
2021
Q4 | $309K | Buy |
6,882
+1,447
| +27% | +$63.6K | ﹤0.01% | 8110 |
|
|
2021
Q3 | $223K | Buy |
+5,435
| New | +$226K | ﹤0.01% | 8694 |
|
|
2021
Q2 | – | Sell |
-5,452
| Closed | -$227K | – | 10147 |
|
|
2021
Q1 | $213K | Sell |
5,452
-4,644
| -46% | -$163K | ﹤0.01% | 8184 |
|
|
2020
Q4 | $325K | Buy |
10,096
+1,827
| +22% | +$56.1K | ﹤0.01% | 6292 |
|
|
2020
Q3 | $245K | Buy |
+8,269
| New | +$253K | ﹤0.01% | 6164 |
|
|
2020
Q2 | – | Sell |
-10,358
| Closed | -$292K | – | 7376 |
|
|
2020
Q1 | $212K | Buy |
+10,358
| New | +$388K | ﹤0.01% | 4588 |
|
|
2019
Q2 | – | Sell |
-5,554
| Closed | -$207K | – | 5492 |
|
|
2019
Q1 | $207K | Buy |
+5,554
| New | +$207K | ﹤0.01% | 4620 |
|
|
2018
Q2 | – | Sell |
-12,229
| Closed | -$465K | – | 5348 |
|
|
2018
Q1 | $451K | Buy |
12,229
+3,429
| +39% | +$128K | ﹤0.01% | 3580 |
|
|
2017
Q4 | $350K | Buy |
+8,800
| New | +$355K | ﹤0.01% | 3593 |
|
|
2017
Q2 | – | Sell |
-21,549
| Closed | -$825K | – | 4659 |
|
|
2017
Q1 | $825K | Sell |
21,549
-7,934
| -27% | -$293K | ﹤0.01% | 2288 |
|
|
2016
Q4 | $1.08M | Buy |
29,483
+9,578
| +48% | +$338K | ﹤0.01% | 1964 |
|
|
2016
Q3 | $683K | Buy |
+19,905
| New | +$673K | ﹤0.01% | 2428 |
|
|
2016
Q2 | – | Sell |
-18,930
| Closed | -$593K | – | 4364 |
|
|
2016
Q1 | $593K | Buy |
18,930
+7,865
| +71% | +$228K | ﹤0.01% | 2416 |
|
|
2015
Q4 | $322K | Buy |
+11,065
| New | +$332K | ﹤0.01% | 3004 |
|
|
2014
Q3 | – | Sell |
-44,454
| Closed | -$1.46M | – | 2855 |
|
|
2014
Q2 | $1.46M | Buy |
+44,454
| New | +$1.4M | 0.02% | 688 |
|
|
2014
Q1 | – | Sell |
-20,947
| Closed | -$685K | – | 2908 |
|
|
2013
Q4 | $685K | Sell |
20,947
-5,538
| -21% | -$173K | 0.01% | 1013 |
|
|
2013
Q3 | $793K | Buy |
+26,485
| New | +$789K | 0.01% | 1330 |
|
Other funds holding MAIN
AHC
MC
UBP
Jane Street's MAIN Position: Q2 2026 in Review
Jane Street opened a new position in Main Street Capital (MAIN) in Q2 2026: 105,352 shares worth $5.47M. The stake represents ﹤0.01% of the portfolio and ranks #3582 among its holdings. This is a return to the name: Jane Street previously reported a position in MAIN as recently as Q4 2025.
Jane Street first reported a position in MAIN in Q3 2013 and has held it in 30 quarters since. The position peaked at $19M in Q4 2025. 401 funds tracked by Wall St. Rank hold MAIN as of Q2 2026.
- Jane Street held 105,352 shares of Main Street Capital worth $5.47M as of Q2 2026.
- Main Street Capital was a new Jane Street position in Q2 2026.
- Main Street Capital made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #3582 holding.
- Jane Street first reported a position in Main Street Capital in Q3 2013 and has held it in 30 quarters since.
- Jane Street's Main Street Capital position peaked at $19M in Q4 2025.
- 401 funds tracked by Wall St. Rank held Main Street Capital as of Q2 2026.
Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.