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
2025
Q2 		– Sell
-600
Closed -$9.61K – 14562
2025
Q1 		$9.61K Buy
+600
New +$9.86K ﹤0.01% 13590
2024
Q3 		– Sell
-2,900
Closed -$36.2K – 15019
2024
Q2 		$36.2K Sell
2,900
-1,600
-36% -$19.7K ﹤0.01% 12086
2024
Q1 		$59.2K Buy
4,500
+3,700
+463% +$46K ﹤0.01% 12011
2023
Q4 		$9.83K Buy
800
+300
+60% +$3.49K ﹤0.01% 13137
2023
Q3 		$5.27K Buy
+500
New +$5.36K ﹤0.01% 13412

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.