Simplex Trading
MBI icon

Simplex Trading’s MBIA MBI Stock Holding History

Simplex Trading’s Portfolio MBI Stock Details MBI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$133K Hold
22,500
– – ﹤0.01% 4762
2025
Q4 		$161K Buy
22,500
+11,600
+106% +$83.8K ﹤0.01% 4455
2025
Q3 		$81K Buy
10,900
+6,700
+160% +$42.5K ﹤0.01% 5985
2025
Q2 		$18K Sell
4,200
-7,000
-63% -$31K ﹤0.01% 6860
2025
Q1 		$55K Sell
11,200
-6,700
-37% -$41.5K ﹤0.01% 5666
2024
Q4 		$113K Buy
17,900
+1,000
+6% +$5.16K ﹤0.01% 5069
2024
Q3 		$60K Sell
16,900
-7,700
-31% -$31.8K ﹤0.01% 5727
2024
Q2 		$135K Sell
24,600
-3,300
-12% -$19.8K ﹤0.01% 5041
2024
Q1 		$188K Sell
27,900
-69,600
-71% -$440K ﹤0.01% 4929
2023
Q4 		$596K Buy
97,500
+68,500
+236% +$551K ﹤0.01% 3508
2023
Q3 		$209K Sell
29,000
-51,500
-64% -$429K ﹤0.01% 4302
2023
Q2 		$695K Sell
80,500
-46,300
-37% -$417K ﹤0.01% 2970
2023
Q1 		$1.17M Buy
126,800
+57,100
+82% +$682K ﹤0.01% 2445
2022
Q4 		$895K Sell
69,700
-46,100
-40% -$527K ﹤0.01% 2568
2022
Q3 		$1.06M Sell
115,800
-91,600
-44% -$1.09M ﹤0.01% 2572
2022
Q2 		$2.56M Sell
207,400
-44,800
-18% -$589K ﹤0.01% 1643
2022
Q1 		$3.88M Buy
252,200
+222,600
+752% +$3.28M ﹤0.01% 1468
2021
Q4 		$467K Sell
29,600
-34,900
-54% -$461K ﹤0.01% 3905
2021
Q3 		$718K Sell
64,500
-1,500
-2% -$17.3K ﹤0.01% 3559
2021
Q2 		$726K Buy
+66,000
New +$658K ﹤0.01% 3596
2021
Q1 		– Sell
-345
Closed -$227K – 9504
2020
Q4 		$227K Buy
345
+107
+45% +$696 ﹤0.01% 4431
2020
Q3 		$144K Sell
238
-120
-34% -$886 ﹤0.01% 4510
2020
Q2 		$259K Buy
358
+201
+128% +$1.46K ﹤0.01% 3697
2020
Q1 		$112K Sell
157
-169
-52% -$1.43K ﹤0.01% 4248
2019
Q4 		$303K Sell
326
-93
-22% -$884 ﹤0.01% 3281
2019
Q3 		$386K Sell
419
-685
-62% -$6.41K ﹤0.01% 2878
2019
Q2 		$1.03M Buy
1,104
+783
+244% +$7.31K ﹤0.01% 1874
2019
Q1 		$305K Sell
321
-907
-74% -$8.9K ﹤0.01% 3183
2018
Q4 		$1.09M Buy
1,228
+627
+104% +$5.97K ﹤0.01% 1560
2018
Q3 		$642K Buy
601
+204
+51% +$2.09K ﹤0.01% 2358
2018
Q2 		$358K Buy
397
+85
+27% +$767 ﹤0.01% 2811
2018
Q1 		$83K Sell
312
-1,410
-82% -$11.3K ﹤0.01% 1959
2017
Q4 		$133K Buy
1,722
+1,638
+1,950% +$12.7K 0.01% 1581
2017
Q3 		$6K Sell
84
-2,352
-97% -$23.6K ﹤0.01% 4244
2017
Q2 		$222K Buy
2,436
+2,218
+1,017% +$18.9K 0.01% 1133
2017
Q1 		$8K Sell
218
-290
-57% -$2.92K ﹤0.01% 4172
2016
Q4 		$37K Buy
508
+240
+90% +$2.22K ﹤0.01% 2447
2016
Q3 		$9K Buy
268
+94
+54% +$740 ﹤0.01% 3697
2016
Q2 		$5K Buy
174
+26
+18% +$193 ﹤0.01% 4250
2016
Q1 		$11K Buy
148
+47
+47% +$342 ﹤0.01% 3382
2015
Q4 		$3K Sell
101
-102
-50% -$692 ﹤0.01% 4247
2015
Q3 		$4K Sell
203
-719
-78% -$4.62K ﹤0.01% 4172
2015
Q2 		$118K Buy
922
+891
+2,874% +$8.05K 0.01% 1107
2015
Q1 		$1K Sell
31
-28
-47% -$249 ﹤0.01% 4515
2014
Q4 		$3K Buy
+59
New +$569 ﹤0.01% 3484

Other funds holding MBI

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
WHCM
Wolf Hill Capital Management Greenwich, Connecticut $1.03B AUM 80.44% 1-Year Est. Return
KBG
Kahn Brothers Group New York $564M AUM 25.3% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
V
ValueWorks New York $367M AUM 59.38% 1-Year Est. Return
HP
Hosking Partners London, United Kingdom $2.79B AUM 58.33% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
TG
TCW Group Los Angeles, California $13.3B AUM 34.44% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return

Simplex Trading's MBI Position: Q1 2026 in Review

Simplex Trading reduced its MBIA (MBI) stake by 58% in Q1 2026, selling an estimated $248K and leaving 28,557 shares worth $169K. The position accounts for ﹤0.01% of the portfolio, ranked #4500.

Simplex Trading first reported a position in MBI in Q4 2014 and has held it in 36 quarters since. The position peaked at $2.13M in Q4 2021. 133 funds tracked by Wall St. Rank hold MBI as of Q1 2026.

  • Simplex Trading held 28,557 shares of MBIA worth $169K as of Q1 2026.
  • Simplex Trading sold 38,895 MBIA shares in Q1 2026, an estimated $248K.
  • MBIA made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #4500 holding.
  • Simplex Trading first reported a position in MBIA in Q4 2014 and has held it in 36 quarters since.
  • Simplex Trading's MBIA position peaked at $2.13M in Q4 2021.
  • 133 funds tracked by Wall St. Rank held MBIA as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.