Simplex Trading
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Simplex Trading’s Main Street Capital MAIN Stock Holding History

Simplex Trading’s Portfolio MAIN Stock Details MAIN Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		– Sell
-480
Closed -$25.3K – 9895
2026
Q1 		$25.4K Sell
480
-1,243
-72% -$73.6K ﹤0.01% 6560
2025
Q4 		$104K Buy
+1,723
New +$102K ﹤0.01% 4955
2025
Q3 		– Sell
-4,047
Closed -$262K – 9616
2025
Q2 		$239K Sell
4,047
-16,067
-80% -$888K ﹤0.01% 4322
2025
Q1 		$1.14M Buy
+20,114
New +$1.2M ﹤0.01% 2587
2022
Q4 		– Sell
-5,943
Closed -$217K – 9891
2022
Q3 		$199K Buy
+5,943
New +$245K ﹤0.01% 4614
2021
Q4 		– Sell
-6,783
Closed -$298K – 11000
2021
Q3 		$279K Hold
6,783
– – ﹤0.01% 5038
2021
Q2 		$278K Buy
+6,783
New +$282K ﹤0.01% 5122
2021
Q1 		– Sell
-5,789
Closed -$203K – 9497
2020
Q4 		$186K Sell
5,789
-3,154
-35% -$96.9K ﹤0.01% 4709
2020
Q3 		$264K Buy
8,943
+2,712
+44% +$83.1K ﹤0.01% 3760
2020
Q2 		$193K Buy
+6,231
New +$176K ﹤0.01% 4047
2019
Q1 		– Sell
-9,673
Closed -$360K – 7529
2018
Q4 		$327K Buy
9,673
+6,016
+165% +$224K ﹤0.01% 2632
2018
Q3 		$140K Buy
+3,657
New +$145K ﹤0.01% 4055
2018
Q2 		– Sell
-16,375
Closed -$623K – 7662
2018
Q1 		$604K Buy
16,375
+15,194
+1,287% +$569K 0.03% 632
2017
Q4 		$46K Sell
1,181
-3,351
-74% -$135K ﹤0.01% 2533
2017
Q3 		$180K Buy
4,532
+4,279
+1,691% +$168K 0.01% 1259
2017
Q2 		$9K Buy
+253
New +$9.82K ﹤0.01% 4069
2017
Q1 		– Sell
-2,060
Closed -$76.1K – 6500
2016
Q4 		$75K Buy
+2,060
New +$72.8K ﹤0.01% 1772
2015
Q3 		– Sell
-302
Closed -$8.93K – 5884
2015
Q2 		$9K Buy
+302
New +$9.43K ﹤0.01% 3153

Other funds holding MAIN

T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $999B AUM 46.22% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
Legal & General Group
Legal & General Group London, United Kingdom $480B AUM 42.84% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Qube Research & Technologies (QRT)
Qube Research & Technologies (QRT) London, United Kingdom $108B AUM 37.29% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
AHC
Adell Harriman & Carpenter Houston, Texas $1.95B AUM 52.72% 1-Year Est. Return
MC
Muzinich & Co New York $293M AUM 18.57% 1-Year Est. Return
UBP
Union Bancaire Privee Geneva 1, Switzerland $9.16B AUM 31.4% 1-Year Est. Return

Simplex Trading's MAIN Position: Q2 2026 in Review

Simplex Trading sold out of Main Street Capital (MAIN) in Q2 2026, closing a stake of 480 shares — an estimated $25.3K sold.

Simplex Trading first reported a position in MAIN in Q2 2015 and held it in 18 quarters. The position peaked at $1.14M in Q1 2025. 401 funds tracked by Wall St. Rank hold MAIN as of Q2 2026.

  • Simplex Trading reported no remaining Main Street Capital position as of Q2 2026 after selling out during the quarter.
  • Simplex Trading sold 480 Main Street Capital shares in Q2 2026, an estimated $25.3K.
  • Simplex Trading first reported a position in Main Street Capital in Q2 2015 and held it in 18 quarters.
  • Simplex Trading's Main Street Capital position peaked at $1.14M in Q1 2025.
  • 401 funds tracked by Wall St. Rank held Main Street Capital as of Q2 2026.

Based on Simplex Trading's 13F filing for Q2 2026, filed 12 Aug 2026.