Citadel Advisors
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Citadel Advisors’s Pearson PSO Stock Holding History

Citadel Advisors’s Portfolio PSO Stock Details PSO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$828K Buy
63,046
+28,893
+85% +$375K ﹤0.01% 8096
2025
Q4 		$480K Sell
34,153
-78,136
-70% -$1.08M ﹤0.01% 9130
2025
Q3 		$1.59M Sell
112,289
-34,885
-24% -$502K ﹤0.01% 6536
2025
Q2 		$2.2M Buy
147,174
+24,306
+20% +$378K ﹤0.01% 5529
2025
Q1 		$1.97M Buy
+122,868
New +$2.02M ﹤0.01% 5564
2024
Q3 		– Sell
-221,246
Closed -$2.76M – 15020
2024
Q2 		$2.76M Buy
221,246
+171,928
+349% +$2.12M ﹤0.01% 4722
2024
Q1 		$649K Sell
49,318
-111,260
-69% -$1.38M ﹤0.01% 7810
2023
Q4 		$1.97M Buy
160,578
+58,451
+57% +$680K ﹤0.01% 5378
2023
Q3 		$1.08M Buy
+102,127
New +$1.09M ﹤0.01% 6414
2022
Q3 		– Sell
-42,827
Closed -$395K – 13393
2022
Q2 		$395K Sell
42,827
-221,468
-84% -$2.14M ﹤0.01% 9163
2022
Q1 		$2.64M Sell
264,295
-109,985
-29% -$993K ﹤0.01% 5467
2021
Q4 		$3.14M Buy
374,280
+328,217
+713% +$2.82M ﹤0.01% 5249
2021
Q3 		$446K Buy
46,063
+25,647
+126% +$278K ﹤0.01% 10159
2021
Q2 		$237K Sell
20,416
-111,506
-85% -$1.3M ﹤0.01% 11803
2021
Q1 		$1.41M Sell
131,922
-219,788
-62% -$2.28M ﹤0.01% 7262
2020
Q4 		$3.23M Sell
351,710
-140,427
-29% -$1.12M ﹤0.01% 4470
2020
Q3 		$3.5M Sell
492,137
-79,716
-14% -$575K ﹤0.01% 3712
2020
Q2 		$4.13M Buy
571,853
+249,537
+77% +$1.56M ﹤0.01% 3356
2020
Q1 		$2.22M Buy
322,316
+298,212
+1,237% +$2.17M ﹤0.01% 3970
2019
Q4 		$203K Buy
+24,104
New +$207K ﹤0.01% 8167
2017
Q1 		– Sell
-12,174
Closed -$122K – 7907
2016
Q4 		$122K Buy
+12,174
New +$118K ﹤0.01% 6597
2016
Q1 		– Sell
-171,256
Closed -$1.85M – 7717
2015
Q4 		$1.85M Buy
171,256
+136,441
+392% +$1.84M ﹤0.01% 2830
2015
Q3 		$597K Buy
+34,815
New +$629K ﹤0.01% 4548
2015
Q2 		– Sell
-45,707
Closed -$988K – 9006
2015
Q1 		$988K Buy
45,707
+31,443
+220% +$651K ﹤0.01% 3933
2014
Q4 		$263K Buy
+14,264
New +$268K ﹤0.01% 5622

Other funds holding PSO

Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return
Arrowstreet Capital
Arrowstreet Capital Boston, Massachusetts $185B AUM 39.58% 1-Year Est. Return
LP
LMR Partners London, United Kingdom $45.4B AUM 60.68% 1-Year Est. Return
Invesco
Invesco Atlanta, Georgia $1.02T AUM 30.18% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return
Optiver Holding
Optiver Holding Amsterdam, Netherlands $289B AUM 33.63% 1-Year Est. Return

Citadel Advisors's PSO Position: Q1 2026 in Review

Citadel Advisors increased its Pearson (PSO) stake by 85% in Q1 2026, buying an estimated $375K and bringing the position to 63,046 shares worth $828K. The position accounts for ﹤0.01% of the portfolio, ranked #8096.

Citadel Advisors first reported a position in PSO in Q4 2014 and has held it in 25 quarters since. The position peaked at $4.13M in Q2 2020. 199 funds tracked by Wall St. Rank hold PSO as of Q1 2026.

  • Citadel Advisors held 63,046 shares of Pearson worth $828K as of Q1 2026.
  • Citadel Advisors bought 28,893 Pearson shares in Q1 2026, an estimated $375K.
  • Pearson made up ﹤0.01% of Citadel Advisors's portfolio in Q1 2026, its #8096 holding.
  • Citadel Advisors first reported a position in Pearson in Q4 2014 and has held it in 25 quarters since.
  • Citadel Advisors's Pearson position peaked at $4.13M in Q2 2020.
  • 199 funds tracked by Wall St. Rank held Pearson as of Q1 2026.

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