Bank of America’s Puma Biotechnology PBYI Stock Holding History

Bank of America’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
2020 Q1	–	Sell	-10,000	Closed	-$88K	–	7140
2019 Q4	$88K	Buy	+10,000	New	+$82.8K	﹤0.01%	6044
2018 Q1	–	Sell	-10,000	Closed	-$989K	–	7273
2017 Q4	$989K	Buy	+10,000	New	+$1.12M	﹤0.01%	4500
2017 Q3	–	Sell	-82,700	Closed	-$7.23M	–	7207
2017 Q2	$7.23M	Buy	82,700 +65,800	+389%	+$3.68M	﹤0.01%	2698
2017 Q1	$629K	Sell	16,900 -38,800	-70%	-$1.42M	﹤0.01%	4732
2016 Q4	$1.71M	Buy	55,700 +23,600	+74%	+$1.02M	﹤0.01%	3897
2016 Q3	$2.15M	Buy	+32,100	New	+$1.62M	﹤0.01%	3584
2015 Q4	–	Sell	-21,100	Closed	-$1.59M	–	7415
2015 Q3	$1.59M	Buy	+21,100	New	+$2M	﹤0.01%	3961
2014 Q1	–	Sell	-1,000	Closed	-$104K	–	7998
2013 Q4	$104K	Buy	+1,000	New	+$58.7K	﹤0.01%	6101

Other funds holding PBYI

ACA

Acorn Capital Advisors New York $352M AUM 299.18% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

LSV Asset Management Chicago, Illinois $46.4B AUM 27.74% 1-Year Est. Return

Bank of America's PBYI Position: Q1 2026 in Review

Bank of America reduced its Puma Biotechnology (PBYI) stake by 23% in Q1 2026, selling an estimated $77.5K and leaving 40,364 shares worth $258K. The position accounts for ﹤0.01% of the portfolio, ranked #5218.

Bank of America first reported a position in PBYI in Q2 2013 and has held it in 52 quarters since. The position peaked at $22.1M in Q4 2017. 157 funds tracked by Wall St. Rank hold PBYI as of Q1 2026.

Bank of America held 40,364 shares of Puma Biotechnology worth $258K as of Q1 2026.
Bank of America sold 12,021 Puma Biotechnology shares in Q1 2026, an estimated $77.5K.
Puma Biotechnology made up ﹤0.01% of Bank of America's portfolio in Q1 2026, its #5218 holding.
Bank of America first reported a position in Puma Biotechnology in Q2 2013 and has held it in 52 quarters since.
Bank of America's Puma Biotechnology position peaked at $22.1M in Q4 2017.
157 funds tracked by Wall St. Rank held Puma Biotechnology as of Q1 2026.

Based on Bank of America's 13F filing for Q1 2026, filed 18 May 2026.