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 		$196K Buy
33,100
+2,800
+9% +$17.8K ﹤0.01% 4332
2025
Q4 		$217K Sell
30,300
-95,000
-76% -$687K ﹤0.01% 4152
2025
Q3 		$933K Buy
+125,300
New +$794K ﹤0.01% 3128
2025
Q2 		– Sell
-37,500
Closed -$186K – 9296
2025
Q1 		$186K Buy
+37,500
New +$232K ﹤0.01% 4420
2024
Q4 		– Sell
-17,600
Closed -$62K – 9169
2024
Q3 		$62K Buy
17,600
+300
+2% +$1.24K ﹤0.01% 5700
2024
Q2 		$94K Sell
17,300
-700
-4% -$4.19K ﹤0.01% 5439
2024
Q1 		$121K Sell
18,000
-70,900
-80% -$449K ﹤0.01% 5396
2023
Q4 		$544K Buy
88,900
+30,400
+52% +$244K ﹤0.01% 3607
2023
Q3 		$421K Buy
58,500
+22,800
+64% +$190K ﹤0.01% 3585
2023
Q2 		$308K Sell
35,700
-37,600
-51% -$338K ﹤0.01% 3810
2023
Q1 		$678K Buy
73,300
+66,000
+904% +$788K ﹤0.01% 2964
2022
Q4 		$93K Sell
7,300
-89,100
-92% -$1.02M ﹤0.01% 5172
2022
Q3 		$886K Sell
96,400
-24,100
-20% -$286K ﹤0.01% 2792
2022
Q2 		$1.49M Sell
120,500
-29,700
-20% -$391K ﹤0.01% 2180
2022
Q1 		$2.31M Buy
150,200
+77,800
+107% +$1.15M ﹤0.01% 1958
2021
Q4 		$1.14M Buy
72,400
+66,300
+1,087% +$875K ﹤0.01% 2692
2021
Q3 		$67K Hold
6,100
– – ﹤0.01% 7149
2021
Q2 		$67K Buy
+6,100
New +$60.8K ﹤0.01% 7270
2021
Q1 		– Sell
-119
Closed -$78K – 9506
2020
Q4 		$78K Buy
119
+72
+153% +$468 ﹤0.01% 5686
2020
Q3 		$28K Buy
47
+45
+2,250% +$332 ﹤0.01% 6130
2020
Q2 		$1K Sell
2
-191
-99% -$1.39K ﹤0.01% 7379
2020
Q1 		$137K Sell
193
-2,167
-92% -$18.3K ﹤0.01% 4037
2019
Q4 		$2.19M Buy
2,360
+2,055
+674% +$19.5K ﹤0.01% 1397
2019
Q3 		$281K Sell
305
-724
-70% -$6.77K ﹤0.01% 3234
2019
Q2 		$957K Sell
1,029
-893
-46% -$8.33K ﹤0.01% 1944
2019
Q1 		$1.83M Buy
1,922
+377
+24% +$3.7K 0.01% 1443
2018
Q4 		$1.38M Sell
1,545
-1,093
-41% -$10.4K ﹤0.01% 1365
2018
Q3 		$2.82M Buy
2,638
+770
+41% +$7.88K 0.01% 982
2018
Q2 		$1.69M Sell
1,868
-147
-7% -$1.33K 0.01% 1287
2018
Q1 		$157K Buy
2,015
+843
+72% +$6.78K 0.01% 1430
2017
Q4 		$261K Buy
1,172
+1,073
+1,084% +$8.34K 0.01% 1088
2017
Q3 		$12K Buy
99
+55
+125% +$552 ﹤0.01% 3611
2017
Q2 		$2K Sell
44
-228
-84% -$1.94K ﹤0.01% 5281
2017
Q1 		$26K Sell
272
-559
-67% -$5.63K ﹤0.01% 2987
2016
Q4 		$13K Sell
831
-103
-11% -$951 ﹤0.01% 3470
2016
Q3 		$40K Buy
934
+80
+9% +$630 ﹤0.01% 2299
2016
Q2 		$127K Buy
854
+721
+542% +$5.36K 0.01% 1305
2016
Q1 		$4K Sell
133
-731
-85% -$5.32K ﹤0.01% 4268
2015
Q4 		$137K Buy
864
+646
+296% +$4.38K 0.01% 1132
2015
Q3 		$121K Sell
218
-1,143
-84% -$7.34K 0.01% 1271
2015
Q2 		$370K Buy
1,361
+1,102
+425% +$9.95K 0.03% 494
2015
Q1 		$79K Buy
259
+35
+16% +$312 0.01% 1248
2014
Q4 		$65K Buy
+224
New +$2.16K 0.01% 1184

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.