Dimensional Fund Advisors
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Dimensional Fund Advisors’s Puma Biotechnology PBYI Stock Holding History

Dimensional Fund Advisors’s Portfolio PBYI Stock Details PBYI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$12.3M Buy
1,518,014
+81,908
+6% +$600K ﹤0.01% 2223
2026
Q1 		$9.17M Buy
1,436,106
+96,503
+7% +$622K ﹤0.01% 2280
2025
Q4 		$7.97M Buy
1,339,603
+67,725
+5% +$360K ﹤0.01% 2362
2025
Q3 		$6.75M Buy
1,271,878
+121,838
+11% +$517K ﹤0.01% 2446
2025
Q2 		$3.94M Buy
1,150,040
+261,377
+29% +$834K ﹤0.01% 2589
2025
Q1 		$2.63M Buy
888,663
+24,903
+3% +$78K ﹤0.01% 2661
2024
Q4 		$2.64M Buy
863,760
+170,968
+25% +$497K ﹤0.01% 2725
2024
Q3 		$1.77M Buy
692,792
+86,815
+14% +$263K ﹤0.01% 2806
2024
Q2 		$1.98M Buy
605,977
+37,684
+7% +$165K ﹤0.01% 2762
2024
Q1 		$3.01M Buy
568,293
+70,571
+14% +$380K ﹤0.01% 2686
2023
Q4 		$2.16M Buy
497,722
+18,211
+4% +$60.3K ﹤0.01% 2773
2023
Q3 		$1.26M Buy
479,511
+49,203
+11% +$168K ﹤0.01% 2872
2023
Q2 		$1.52M Sell
430,308
-22,797
-5% -$71.1K ﹤0.01% 2848
2023
Q1 		$1.4M Buy
+453,105
New +$1.71M ﹤0.01% 2825
2022
Q3 		$136K Buy
+57,305
New +$167K ﹤0.01% 3297
2021
Q4 		– Sell
-42,298
Closed -$297K – 3552
2021
Q3 		$297K Buy
42,298
+10,017
+31% +$75K ﹤0.01% 3278
2021
Q2 		$296K Buy
+32,281
New +$327K ﹤0.01% 3260
2018
Q1 		– Sell
-4,014
Closed -$397K – 3357
2017
Q4 		$397K Sell
4,014
-34,536
-90% -$3.86M ﹤0.01% 3123
2017
Q3 		$4.62M Buy
+38,550
New +$3.59M ﹤0.01% 2626
2015
Q3 		– Sell
-31,299
Closed -$3.65M – 3373
2015
Q2 		$3.65M Buy
31,299
+1,837
+6% +$333K ﹤0.01% 2680
2015
Q1 		$6.96M Buy
29,462
+6,403
+28% +$1.37M ﹤0.01% 2412
2014
Q4 		$4.36M Buy
23,059
+16,879
+273% +$3.74M ﹤0.01% 2603
2014
Q3 		$1.47M Buy
+6,180
New +$1.27M ﹤0.01% 2926
2014
Q2 		– Sell
-7,606
Closed -$795K – 3599
2014
Q1 		$795K Buy
+7,606
New +$894K ﹤0.01% 3084

Other funds holding PBYI

ACA
Acorn Capital Advisors New York $366M AUM 474.6% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $226B AUM 44.75% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
OSAM
O'Shaughnessy Asset Management Stamford, Connecticut $21.7B AUM 41.93% 1-Year Est. Return

Dimensional Fund Advisors's PBYI Position: Q2 2026 in Review

Dimensional Fund Advisors increased its Puma Biotechnology (PBYI) stake by 5.7% in Q2 2026, buying an estimated $600K and bringing the position to 1,518,014 shares worth $12.3M. The position accounts for ﹤0.01% of the portfolio, ranked #2223.

Dimensional Fund Advisors first reported a position in PBYI in Q1 2014 and has held it in 24 quarters since. 161 funds tracked by Wall St. Rank hold PBYI as of Q2 2026.

  • Dimensional Fund Advisors held 1,518,014 shares of Puma Biotechnology worth $12.3M as of Q2 2026.
  • Dimensional Fund Advisors bought 81,908 Puma Biotechnology shares in Q2 2026, an estimated $600K.
  • Puma Biotechnology made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q2 2026, its #2223 holding.
  • Dimensional Fund Advisors first reported a position in Puma Biotechnology in Q1 2014 and has held it in 24 quarters since.
  • 161 funds tracked by Wall St. Rank held Puma Biotechnology as of Q2 2026.

Based on Dimensional Fund Advisors's 13F filing for Q2 2026, filed 11 Aug 2026.