Citadel Advisors’s SEI Investments SEIC Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2025
Q4
Sell
-62,500
Closed -$5.3M 13923
2025
Q3
$5.3M Buy
62,500
+34,700
+125% +$3.08M ﹤0.01% 4258
2025
Q2
$2.5M Sell
27,800
-12,600
-31% -$1.02M ﹤0.01% 5303
2025
Q1
$3.14M Sell
40,400
-5,700
-12% -$458K ﹤0.01% 4684
2024
Q4
$3.8M Buy
46,100
+9,100
+25% +$714K ﹤0.01% 4422
2024
Q3
$2.56M Sell
37,000
-4,400
-11% -$294K ﹤0.01% 5055
2024
Q2
$2.68M Sell
41,400
-5,100
-11% -$343K ﹤0.01% 4776
2024
Q1
$3.34M Buy
46,500
+25,300
+119% +$1.68M ﹤0.01% 4603
2023
Q4
$1.35M Buy
21,200
+12,700
+149% +$741K ﹤0.01% 6085
2023
Q3
$512K Sell
8,500
-19,400
-70% -$1.19M ﹤0.01% 8023
2023
Q2
$1.66M Buy
27,900
+10,700
+62% +$622K ﹤0.01% 5483
2023
Q1
$990K Buy
17,200
+16,100
+1,464% +$965K ﹤0.01% 6806
2022
Q4
$64.1K Sell
1,100
-4,900
-82% -$276K ﹤0.01% 11823
2022
Q3
$294K Buy
6,000
+400
+7% +$21.8K ﹤0.01% 9627
2022
Q2
$303K Buy
+5,600
New +$315K ﹤0.01% 9781
2021
Q3
Sell
-17,800
Closed -$1.1M 14555
2021
Q2
$1.1M Buy
+17,800
New +$1.11M ﹤0.01% 8112
2020
Q4
Sell
-5,500
Closed -$279K 11457
2020
Q3
$279K Sell
5,500
-4,000
-42% -$211K ﹤0.01% 8250
2020
Q2
$522K Buy
9,500
+2,600
+38% +$136K ﹤0.01% 6988
2020
Q1
$320K Buy
+6,900
New +$410K ﹤0.01% 7218
2019
Q4
Sell
-3,700
Closed -$219K 9691
2019
Q3
$219K Buy
+3,700
New +$214K ﹤0.01% 8039
2019
Q2
Sell
-7,400
Closed -$387K 9770
2019
Q1
$387K Sell
7,400
-200
-3% -$10K ﹤0.01% 7221
2018
Q4
$351K Sell
7,600
-2,200
-22% -$116K ﹤0.01% 6994
2018
Q3
$599K Buy
9,800
+1,800
+23% +$112K ﹤0.01% 6408
2018
Q2
$500K Buy
8,000
+4,800
+150% +$319K ﹤0.01% 6374
2018
Q1
$240K Sell
3,200
-4,300
-57% -$320K ﹤0.01% 7070
2017
Q4
$539K Buy
7,500
+700
+10% +$46.9K ﹤0.01% 5538
2017
Q3
$415K Buy
+6,800
New +$386K ﹤0.01% 5588
2016
Q1
Sell
-2,600
Closed -$136K 7823
2015
Q4
$136K Sell
2,600
-1,200
-32% -$62.5K ﹤0.01% 6331
2015
Q3
$183K Sell
3,800
-5,900
-61% -$300K ﹤0.01% 6264
2015
Q2
$476K Buy
9,700
+6,000
+162% +$282K ﹤0.01% 5053
2015
Q1
$163K Buy
+3,700
New +$155K ﹤0.01% 6399
2014
Q4
Sell
-12,700
Closed -$459K 8704
2014
Q3
$459K Buy
12,700
+11,400
+877% +$406K ﹤0.01% 4735
2014
Q2
$43K Buy
1,300
+300
+30% +$9.66K ﹤0.01% 6857
2014
Q1
$34K Sell
1,000
-700
-41% -$23.8K ﹤0.01% 7013
2013
Q4
$59K Sell
1,700
-1,400
-45% -$46.5K ﹤0.01% 5952
2013
Q3
$96K Buy
3,100
+1,900
+158% +$58.5K ﹤0.01% 5376
2013
Q2
$34K Buy
+1,200
New +$34.8K ﹤0.01% 5846

Other funds holding SEIC

Citadel Advisors's SEIC Position: Q1 2026 in Review

Citadel Advisors reduced its SEI Investments (SEIC) stake by 72% in Q1 2026, selling an estimated $9.08M and leaving 41,969 shares worth $3.29M. The position accounts for ﹤0.01% of the portfolio, ranked #5082.

Citadel Advisors first reported a position in SEIC in Q2 2013 and has held it in 45 quarters since. The position peaked at $149M in Q2 2015. 566 funds tracked by Wall St. Rank hold SEIC as of Q1 2026.

  • Citadel Advisors held 41,969 shares of SEI Investments worth $3.29M as of Q1 2026.
  • Citadel Advisors sold 110,307 SEI Investments shares in Q1 2026, an estimated $9.08M.
  • SEI Investments made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #5082 holding.
  • Citadel Advisors first reported a position in SEI Investments in Q2 2013 and has held it in 45 quarters since.
  • Citadel Advisors's SEI Investments position peaked at $149M in Q2 2015.
  • 566 funds tracked by Wall St. Rank held SEI Investments as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.