PDT Partners’s Albemarle ALB Stock Holding History

PDT Partners’s Portfolio ALB Stock Details ALB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$14.5M	Buy	80,551 +8,349	+12%	+$1.43M	0.86%	12
2025 Q4	$10.2M	Hold	72,202	–	–	0.66%	23
2025 Q3	$5.85M	Buy	+72,202	New	+$5.57M	0.37%	72
2023 Q2	–	Sell	-5,869	Closed	-$1.3M	–	559
2023 Q1	$1.3M	Sell	5,869 -5,657	-49%	-$1.39M	0.18%	208
2022 Q4	$2.5M	Sell	11,526 -6,361	-36%	-$1.7M	0.4%	54
2022 Q3	$4.73M	Sell	17,887 -2,533	-12%	-$644K	0.72%	2
2022 Q2	$4.27M	Buy	20,420 +8,645	+73%	+$1.93M	0.38%	35
2022 Q1	$2.6M	Buy	+11,775	New	+$2.49M	0.22%	121
2021 Q2	–	Sell	-31,500	Closed	-$4.6M	–	787
2021 Q1	$4.6M	Buy	+31,500	New	+$5.06M	0.33%	77
2015 Q3	–	Sell	-83,003	Closed	-$4.59M	–	1239
2015 Q2	$4.59M	Buy	+83,003	New	+$4.96M	0.12%	217
2014 Q3	–	Sell	-42,952	Closed	-$3.07M	–	1273
2014 Q2	$3.07M	Buy	42,952 +27,689	+181%	+$1.9M	0.08%	309
2014 Q1	$1.01M	Buy	+15,263	New	+$988K	0.02%	672
2013 Q4	–	Sell	-44,072	Closed	-$2.77M	–	634
2013 Q3	$2.77M	Buy	+44,072	New	+$2.78M	0.08%	363

Other funds holding ALB

Capital World Investors Los Angeles, California $733B AUM 35.63% 1-Year Est. Return

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

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return

Primecap Management Pasadena, California $127B AUM 44.11% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

PDT Partners's ALB Position: Q1 2026 in Review

PDT Partners increased its Albemarle (ALB) stake by 12% in Q1 2026, buying an estimated $1.43M and bringing the position to 80,551 shares worth $14.5M. The position accounts for 0.86% of the portfolio, ranked #12.

PDT Partners first reported a position in ALB in Q3 2013 and has held it in 13 quarters since. 983 funds tracked by Wall St. Rank hold ALB as of Q1 2026.

PDT Partners held 80,551 shares of Albemarle worth $14.5M as of Q1 2026.
PDT Partners bought 8,349 Albemarle shares in Q1 2026, an estimated $1.43M.
Albemarle made up 0.86% of PDT Partners's portfolio in Q1 2026, its #12 holding.
PDT Partners first reported a position in Albemarle in Q3 2013 and has held it in 13 quarters since.
983 funds tracked by Wall St. Rank held Albemarle as of Q1 2026.

Based on PDT Partners's 13F filing for Q1 2026, filed 15 May 2026.