Simplex Trading
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Simplex Trading’s Golub Capital BDC GBDC Stock Holding History

Simplex Trading’s Portfolio GBDC Stock Details GBDC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$470K Buy
36,500
+29,500
+421% +$384K ﹤0.01% 3673
2026
Q1 		$88.6K Sell
7,000
-3,900
-36% -$50K ﹤0.01% 5235
2025
Q4 		$148K Buy
10,900
+4,900
+82% +$67.8K ﹤0.01% 4549
2025
Q3 		$82K Buy
6,000
+4,400
+275% +$64.8K ﹤0.01% 5964
2025
Q2 		$23K Sell
1,600
-10,800
-87% -$157K ﹤0.01% 6644
2025
Q1 		$187K Sell
12,400
-800
-6% -$12.3K ﹤0.01% 4413
2024
Q4 		$200K Buy
13,200
+3,300
+33% +$50.4K ﹤0.01% 4516
2024
Q3 		$149K Buy
9,900
+7,500
+313% +$113K ﹤0.01% 4823
2024
Q2 		$37K Buy
2,400
+2,000
+500% +$32.8K ﹤0.01% 6360
2024
Q1 		$6K Sell
400
-200
-33% -$3.12K ﹤0.01% 7913
2023
Q4 		$9K Buy
600
+100
+20% +$1.47K ﹤0.01% 7509
2023
Q3 		$7K Sell
500
-3,300
-87% -$46.8K ﹤0.01% 7412
2023
Q2 		$51K Buy
3,800
+2,800
+280% +$37.2K ﹤0.01% 5820
2023
Q1 		$13K Buy
1,000
+800
+400% +$10.8K ﹤0.01% 7305
2022
Q4 		$2K Buy
200
+100
+100% +$1.32K ﹤0.01% 8573
2022
Q3 		$1K Sell
100
-15,400
-99% -$210K ﹤0.01% 9537
2022
Q2 		$200K Buy
15,500
+15,100
+3,775% +$216K ﹤0.01% 4596
2022
Q1 		$6K Buy
400
+100
+33% +$1.55K ﹤0.01% 9276
2021
Q4 		$4K Sell
300
-600
-67% -$9.29K ﹤0.01% 9670
2021
Q3 		$13K Hold
900
– – ﹤0.01% 8757
2021
Q2 		$13K Buy
900
+891
+9,900% +$13.8K ﹤0.01% 8913
2021
Q1 		$13K Sell
9
-110
-92% -$1.62K ﹤0.01% 7745
2020
Q4 		$168K Buy
119
+10
+9% +$137 ﹤0.01% 4839
2020
Q3 		$144K Buy
109
+59
+118% +$737 ﹤0.01% 4504
2020
Q2 		$58K Buy
50
+47
+1,567% +$529 ﹤0.01% 5352
2020
Q1 		$3K Buy
+3
New +$49 ﹤0.01% 7052
2019
Q3 		– Sell
-1
Closed -$1K – 7453
2019
Q2 		$1K Sell
1
-3
-75% -$53 ﹤0.01% 6866
2019
Q1 		$7K Buy
4
+1
+33% +$18 ﹤0.01% 6334
2018
Q4 		$4K Buy
+3
New +$53 ﹤0.01% 6310
2016
Q4 		– Sell
-51
Closed -$1K – 6057
2016
Q3 		$1K Buy
+51
New +$934 ﹤0.01% 5317

Other funds holding GBDC

SO
STRS Ohio Columbus, Ohio $26.7B AUM 43.32% 1-Year Est. Return
HighTower Advisors
HighTower Advisors Chicago, Illinois $104B AUM 28.3% 1-Year Est. Return
VanEck Associates
VanEck Associates New York $164B AUM 112.45% 1-Year Est. Return
SIS
Sound Income Strategies Ft Lauderdale, Florida $2.23B AUM 11.22% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
SMA
Sage Mountain Advisors Atlanta, Georgia $1.63B AUM 18.97% 1-Year Est. Return
OAC
OMERS Administration Corp Toronto, Ontario, Canada $16.7B AUM 35.96% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.81T AUM 41.13% 1-Year Est. Return
AM
Ares Management Los Angeles, California $2.29B AUM 0.27% 1-Year Est. Return

Simplex Trading's GBDC Position: Q2 2026 in Review

Simplex Trading opened a new position in Golub Capital BDC (GBDC) in Q2 2026: 14,823 shares worth $191K. The stake represents ﹤0.01% of the portfolio and ranks #4775 among its holdings. This is a return to the name: Simplex Trading previously reported a position in GBDC as recently as Q3 2025.

Simplex Trading first reported a position in GBDC in Q3 2015 and has held it in 15 quarters since. 317 funds tracked by Wall St. Rank hold GBDC as of Q2 2026.

  • Simplex Trading held 14,823 shares of Golub Capital BDC worth $191K as of Q2 2026.
  • Golub Capital BDC was a new Simplex Trading position in Q2 2026.
  • Golub Capital BDC made up ﹤0.01% of Simplex Trading's portfolio in Q2 2026, its #4775 holding.
  • Simplex Trading first reported a position in Golub Capital BDC in Q3 2015 and has held it in 15 quarters since.
  • 317 funds tracked by Wall St. Rank held Golub Capital BDC as of Q2 2026.

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