Jane Street’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
Q2
$50.8M Buy
578,801
+572,501
+9,087% +$49.9M ﹤0.01% 1415
2026
Q1
$494K Sell
6,300
-130,937
-95% -$10.8M ﹤0.01% 8056
2025
Q4
$11.3M Buy
137,237
+26,921
+24% +$2.21M ﹤0.01% 2181
2025
Q3
$9.36M Sell
110,316
-268,056
-71% -$23.8M ﹤0.01% 2508
2025
Q2
$34M Buy
378,372
+136,033
+56% +$11M 0.01% 1011
2025
Q1
$18.8M Buy
242,339
+152,567
+170% +$12.3M ﹤0.01% 1360
2024
Q4
$7.4M Buy
89,772
+51,131
+132% +$4.01M ﹤0.01% 2186
2024
Q3
$2.67M Sell
38,641
-66,185
-63% -$4.42M ﹤0.01% 3923
2024
Q2
$6.78M Buy
104,826
+87,295
+498% +$5.87M ﹤0.01% 2547
2024
Q1
$1.26M Sell
17,531
-16,306
-48% -$1.08M ﹤0.01% 4988
2023
Q4
$2.15M Sell
33,837
-18,970
-36% -$1.11M ﹤0.01% 4188
2023
Q3
$3.18M Sell
52,807
-13,560
-20% -$834K ﹤0.01% 3290
2023
Q2
$3.96M Buy
66,367
+48,697
+276% +$2.83M ﹤0.01% 3074
2023
Q1
$1.02M Sell
17,670
-1,067
-6% -$64K ﹤0.01% 4960
2022
Q4
$1.09M Sell
18,737
-308
-2% -$17.3K ﹤0.01% 4855
2022
Q3
$934K Buy
19,045
+11,484
+152% +$627K ﹤0.01% 5523
2022
Q2
$408K Sell
7,561
-6,480
-46% -$365K ﹤0.01% 7097
2022
Q1
$845K Buy
14,041
+6,028
+75% +$359K ﹤0.01% 6474
2021
Q4
$488K Sell
8,013
-11,561
-59% -$716K ﹤0.01% 7317
2021
Q3
$1.16M Sell
19,574
-17,633
-47% -$1.08M ﹤0.01% 5612
2021
Q2
$2.31M Buy
37,207
+24,420
+191% +$1.52M ﹤0.01% 4045
2021
Q1
$779K Sell
12,787
-10,803
-46% -$633K ﹤0.01% 5949
2020
Q4
$1.36M Buy
23,590
+13,728
+139% +$750K ﹤0.01% 4175
2020
Q3
$500K Sell
9,862
-57,230
-85% -$3.02M ﹤0.01% 5155
2020
Q2
$3.69M Buy
+67,092
New +$3.51M ﹤0.01% 2231
2020
Q1
Sell
-13,715
Closed -$898K 5900
2019
Q4
$898K Sell
13,715
-8,592
-39% -$534K ﹤0.01% 2914
2019
Q3
$1.32M Buy
22,307
+3,473
+18% +$201K ﹤0.01% 2268
2019
Q2
$1.06M Buy
+18,834
New +$1.02M ﹤0.01% 2629
2019
Q1
Sell
-8,353
Closed -$386K 5561
2018
Q4
$386K Buy
+8,353
New +$440K ﹤0.01% 3770
2018
Q2
Sell
-3,700
Closed -$277K 5543
2018
Q1
$277K Buy
3,700
+845
+30% +$62.9K ﹤0.01% 4113
2017
Q4
$205K Sell
2,855
-6,384
-69% -$427K ﹤0.01% 4184
2017
Q3
$564K Buy
9,239
+171
+2% +$9.71K ﹤0.01% 2957
2017
Q2
$488K Buy
+9,068
New +$467K ﹤0.01% 3069
2017
Q1
Sell
-6,380
Closed -$315K 4620
2016
Q4
$315K Sell
6,380
-4,176
-40% -$195K ﹤0.01% 3320
2016
Q3
$481K Buy
+10,556
New +$495K ﹤0.01% 2815
2015
Q4
Sell
-23,800
Closed -$1.15M 4407
2015
Q3
$1.15M Buy
23,800
+4,072
+21% +$207K 0.01% 1514
2015
Q2
$967K Buy
19,728
+5,513
+39% +$259K 0.01% 1594
2015
Q1
$626K Buy
+14,215
New +$596K ﹤0.01% 1822
2014
Q2
Sell
-48,254
Closed -$1.62M 3056
2014
Q1
$1.62M Buy
48,254
+35,825
+288% +$1.22M 0.02% 649
2013
Q4
$432K Sell
12,429
-26,229
-68% -$872K 0.01% 1346
2013
Q3
$1.2M Sell
38,658
-29,149
-43% -$898K 0.01% 956
2013
Q2
$1.93M Buy
+67,807
New +$1.97M 0.03% 478

Other funds holding SEIC

Jane Street's SEIC Position: Q2 2026 in Review

Jane Street increased its SEI Investments (SEIC) stake by 9,087% in Q2 2026, buying an estimated $49.9M and bringing the position to 578,801 shares worth $50.8M. The position accounts for ﹤0.01% of the portfolio, ranked #1415.

Jane Street first reported a position in SEIC in Q2 2013 and has held it in 42 quarters since. 542 funds tracked by Wall St. Rank hold SEIC as of Q2 2026.

  • Jane Street held 578,801 shares of SEI Investments worth $50.8M as of Q2 2026.
  • Jane Street bought 572,501 SEI Investments shares in Q2 2026, an estimated $49.9M.
  • SEI Investments made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #1415 holding.
  • Jane Street first reported a position in SEI Investments in Q2 2013 and has held it in 42 quarters since.
  • 542 funds tracked by Wall St. Rank held SEI Investments as of Q2 2026.

Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.