PDT Partners’s Emergent Biosolutions EBS Stock Holding History

PDT Partners’s Portfolio EBS Stock Details EBS Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$131K	Buy	+15,752	New	+$163K	0.01%	514
2025 Q3	–	Sell	-18,896	Closed	-$121K	–	615
2025 Q2	$121K	Buy	+18,896	New	+$108K	0.01%	665
2024 Q3	–	Sell	-46,382	Closed	-$316K	–	749
2024 Q2	$316K	Buy	+46,382	New	+$200K	0.03%	543
2022 Q4	–	Sell	-16,873	Closed	-$354K	–	707
2022 Q3	$354K	Sell	16,873 -24,993	-60%	-$696K	0.05%	535
2022 Q2	$1.3M	Buy	41,866 +15,169	+57%	+$518K	0.11%	306
2022 Q1	$1.1M	Buy	+26,697	New	+$1.18M	0.09%	338
2015 Q4	–	Sell	-10,989	Closed	-$313K	–	547
2015 Q3	$313K	Buy	+10,989	New	+$362K	0.01%	1040
2014 Q4	–	Sell	-17,096	Closed	-$364K	–	751
2014 Q3	$364K	Sell	17,096 -7,104	-29%	-$163K	0.01%	1046
2014 Q2	$544K	Buy	24,200 +4,600	+23%	+$107K	0.01%	954
2014 Q1	$495K	Buy	+19,600	New	+$495K	0.01%	955

Other funds holding EBS

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

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

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 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

Charles Schwab San Francisco, California $654B AUM 26.35% 1-Year Est. Return

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

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

PCM

Palisade Capital Management Fort Lee, New Jersey $3B AUM 14% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

PDT Partners's EBS Position: Q1 2026 in Review

PDT Partners opened a new position in Emergent Biosolutions (EBS) in Q1 2026: 15,752 shares worth $131K. The stake represents 0.01% of the portfolio and ranks #514 among its holdings. This is a return to the name: PDT Partners previously reported a position in EBS as recently as Q2 2025.

PDT Partners first reported a position in EBS in Q1 2014 and has held it in 10 quarters since. The position peaked at $1.3M in Q2 2022. 190 funds tracked by Wall St. Rank hold EBS as of Q1 2026.

PDT Partners held 15,752 shares of Emergent Biosolutions worth $131K as of Q1 2026.
Emergent Biosolutions was a new PDT Partners position in Q1 2026.
Emergent Biosolutions made up 0.01% of PDT Partners's portfolio in Q1 2026, its #514 holding.
PDT Partners first reported a position in Emergent Biosolutions in Q1 2014 and has held it in 10 quarters since.
PDT Partners's Emergent Biosolutions position peaked at $1.3M in Q2 2022.
190 funds tracked by Wall St. Rank held Emergent Biosolutions as of Q1 2026.

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