Simplex Trading’s SEI Investments SEIC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$188K Buy
+2,400
New +$198K ﹤0.01% 4373
2024
Q4
Sell
-100
Closed -$6K 9507
2024
Q3
$6K Buy
+100
New +$6.67K ﹤0.01% 7550
2024
Q2
Sell
-100
Closed -$7K 9690
2024
Q1
$7K Buy
+100
New +$6.64K ﹤0.01% 7856
2023
Q2
Sell
-200
Closed -$11K 9833
2023
Q1
$11K Sell
200
-1,100
-85% -$66K ﹤0.01% 7482
2022
Q4
$75K Sell
1,300
-2,100
-62% -$118K ﹤0.01% 5399
2022
Q3
$166K Sell
3,400
-200
-6% -$10.9K ﹤0.01% 4868
2022
Q2
$194K Sell
3,600
-700
-16% -$39.4K ﹤0.01% 4650
2022
Q1
$258K Buy
4,300
+4,000
+1,333% +$238K ﹤0.01% 4763
2021
Q4
$18K Sell
300
-18,600
-98% -$1.15M ﹤0.01% 8491
2021
Q3
$1.18M Hold
18,900
﹤0.01% 2835
2021
Q2
$1.17M Buy
18,900
+18,893
+269,900% +$1.18M ﹤0.01% 2878
2021
Q1
$42K Buy
7
+6
+600% +$352 ﹤0.01% 6811
2020
Q4
$5K Sell
1
-52
-98% -$2.84K ﹤0.01% 7732
2020
Q3
$268K Buy
+53
New +$2.8K ﹤0.01% 3735
2020
Q1
Sell
-2
Closed -$13K 8186
2019
Q4
$13K Buy
+2
New +$124 ﹤0.01% 6249
2019
Q3
Sell
-2
Closed -$11K 7816
2019
Q2
$11K Buy
+2
New +$108 ﹤0.01% 6063
2018
Q4
Sell
-2
Closed -$12K 7719
2018
Q3
$12K Buy
+2
New +$124 ﹤0.01% 6324
2018
Q2
Sell
-55
Closed -$7K 7841
2018
Q1
$7K Buy
+55
New +$4.1K ﹤0.01% 4368
2017
Q4
Sell
-52
Closed -$1K 6601
2017
Q3
$1K Buy
+52
New +$2.95K ﹤0.01% 5561
2016
Q4
Sell
-13
Closed -$2K 6443
2016
Q3
$2K Buy
+13
New +$610 ﹤0.01% 5033
2015
Q4
Sell
-4
Closed -$1K 6062
2015
Q3
$1K Buy
+4
New +$204 ﹤0.01% 5135

Other funds holding SEIC

Simplex Trading's SEIC Position: Q4 2025 in Review

Simplex Trading sold out of SEI Investments (SEIC) in Q4 2025, closing a stake of 1,281 shares — an estimated $108K sold.

Simplex Trading first reported a position in SEIC in Q1 2015 and held it in 16 quarters. The position peaked at $247K in Q3 2021. 559 funds tracked by Wall St. Rank hold SEIC as of Q4 2025.

  • Simplex Trading reported no remaining SEI Investments position as of Q4 2025 after selling out during the quarter.
  • Simplex Trading sold 1,281 SEI Investments shares in Q4 2025, an estimated $108K.
  • Simplex Trading first reported a position in SEI Investments in Q1 2015 and held it in 16 quarters.
  • Simplex Trading's SEI Investments position peaked at $247K in Q3 2021.
  • 559 funds tracked by Wall St. Rank held SEI Investments as of Q4 2025.

Based on Simplex Trading's 13F filing for Q4 2025, filed 11 Feb 2026.