Optiver Holding
PSO icon

Optiver Holding’s Pearson PSO Stock Holding History

Optiver Holding’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 		$8.07M Sell
614,926
-172,428
-22% -$2.24M ﹤0.01% 378
2025
Q4 		$11.1M Buy
787,354
+73,816
+10% +$1.02M ﹤0.01% 319
2025
Q3 		$10.1M Buy
+713,538
New +$10.3M ﹤0.01% 289
2025
Q1 		– Sell
-495,797
Closed -$7.99M – 1532
2024
Q4 		$7.99M Buy
495,797
+285,234
+135% +$4.25M ﹤0.01% 214
2024
Q3 		$2.86M Sell
210,563
-290,861
-58% -$3.9M ﹤0.01% 340
2024
Q2 		$6.28M Buy
501,424
+88,672
+21% +$1.09M ﹤0.01% 288
2024
Q1 		$5.43M Buy
412,752
+184,674
+81% +$2.29M ﹤0.01% 335
2023
Q4 		$2.8M Sell
228,078
-440,052
-66% -$5.12M ﹤0.01% 337
2023
Q3 		$7.08M Sell
668,130
-301,653
-31% -$3.23M ﹤0.01% 295
2023
Q2 		$10.1M Buy
969,783
+655,317
+208% +$6.76M 0.01% 265
2023
Q1 		$3.29M Buy
314,466
+208,990
+198% +$2.26M ﹤0.01% 341
2022
Q4 		$1.19M Buy
+105,476
New +$1.16M ﹤0.01% 318
2022
Q1 		– Sell
-9,464
Closed -$92K – 803
2021
Q4 		$92K Hold
9,464
– – ﹤0.01% 318
2021
Q3 		$92K Buy
+9,464
New +$103K ﹤0.01% 265
2021
Q2 		– Sell
-161,599
Closed -$1.73M – 545
2021
Q1 		$1.73M Buy
+161,599
New +$1.68M ﹤0.01% 143

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
AllianceBernstein
AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

Optiver Holding's PSO Position: Q1 2026 in Review

Optiver Holding reduced its Pearson (PSO) stake by 22% in Q1 2026, selling an estimated $2.24M and leaving 614,926 shares worth $8.07M. The position accounts for ﹤0.01% of the portfolio, ranked #378.

Optiver Holding first reported a position in PSO in Q1 2021 and has held it in 15 quarters since. The position peaked at $11.1M in Q4 2025. 199 funds tracked by Wall St. Rank hold PSO as of Q1 2026.

  • Optiver Holding held 614,926 shares of Pearson worth $8.07M as of Q1 2026.
  • Optiver Holding sold 172,428 Pearson shares in Q1 2026, an estimated $2.24M.
  • Pearson made up ﹤0.01% of Optiver Holding's portfolio in Q1 2026, its #378 holding.
  • Optiver Holding first reported a position in Pearson in Q1 2021 and has held it in 15 quarters since.
  • Optiver Holding's Pearson position peaked at $11.1M in Q4 2025.
  • 199 funds tracked by Wall St. Rank held Pearson as of Q1 2026.

Based on Optiver Holding's 13F filing for Q1 2026, filed 15 May 2026.