PP
AAMI

PDT Partners’s Acadian Asset Management AAMI Stock Holding History

PDT Partners’s Portfolio AAMI Stock Details AAMI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$745K Buy
13,697
+6,900
+102% +$363K 0.04% 373
2025
Q4 		$319K Hold
6,797
– – 0.02% 468
2025
Q3 		$327K Sell
6,797
-2,281
-25% -$102K 0.02% 501
2025
Q2 		$320K Sell
9,078
-32,821
-78% -$954K 0.02% 588
2025
Q1 		$1.08M Sell
41,899
-5,268
-11% -$132K 0.08% 377
2024
Q4 		$1.24M Buy
47,167
+1
+0% +$28 0.11% 295
2024
Q3 		$1.2M Buy
47,166
+5,418
+13% +$130K 0.11% 326
2024
Q2 		$926K Buy
41,748
+31,549
+309% +$712K 0.09% 352
2024
Q1 		$233K Sell
10,199
-2,308
-18% -$49.8K 0.02% 563
2023
Q4 		$240K Sell
12,507
-9,059
-42% -$160K 0.03% 486
2023
Q3 		$418K Sell
21,566
-56
-0.3% -$1.16K 0.05% 436
2023
Q2 		$453K Sell
21,622
-3,243
-13% -$72.2K 0.06% 392
2023
Q1 		$586K Hold
24,865
– – 0.08% 372
2022
Q4 		$512K Sell
24,865
-20,239
-45% -$382K 0.08% 380
2022
Q3 		$673K Sell
45,104
-56,879
-56% -$1.02M 0.1% 342
2022
Q2 		$1.84M Buy
+101,983
New +$2.09M 0.16% 195
2020
Q2 		– Sell
-77,315
Closed -$494K – 849
2020
Q1 		$494K Sell
77,315
-16,892
-18% -$146K 0.04% 374
2019
Q4 		$963K Buy
94,207
+21,107
+29% +$206K 0.06% 289
2019
Q3 		$724K Buy
73,100
+60,881
+498% +$618K 0.04% 306
2019
Q2 		$139K Buy
+12,219
New +$155K 0.01% 391
2018
Q1 		– Sell
-111,405
Closed -$1.87M – 617
2017
Q4 		$1.87M Sell
111,405
-40,165
-26% -$637K 0.05% 307
2017
Q3 		$2.26M Buy
151,570
+1,370
+0.9% +$19.5K 0.07% 263
2017
Q2 		$2.23M Buy
150,200
+69,117
+85% +$1.02M 0.09% 238
2017
Q1 		$1.23M Buy
+81,083
New +$1.19M 0.06% 294

Other funds holding AAMI

PC
Paulson & Co New York $3.11B AUM 94.93% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Jennison Associates
Jennison Associates New York $145B AUM 34.61% 1-Year Est. Return
ECP
Empyrean Capital Partners Los Angeles, California $3.07B AUM 34.24% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
Impax Asset Management Group
Impax Asset Management Group London, United Kingdom $14.3B AUM 19.8% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

PDT Partners's AAMI Position: Q1 2026 in Review

PDT Partners increased its Acadian Asset Management (AAMI) stake by 102% in Q1 2026, buying an estimated $363K and bringing the position to 13,697 shares worth $745K. The position accounts for 0.04% of the portfolio, ranked #373.

PDT Partners first reported a position in AAMI in Q1 2017 and has held it in 24 quarters since. The position peaked at $2.26M in Q3 2017. 257 funds tracked by Wall St. Rank hold AAMI as of Q1 2026.

  • PDT Partners held 13,697 shares of Acadian Asset Management worth $745K as of Q1 2026.
  • PDT Partners bought 6,900 Acadian Asset Management shares in Q1 2026, an estimated $363K.
  • Acadian Asset Management made up 0.04% of PDT Partners's portfolio in Q1 2026, its #373 holding.
  • PDT Partners first reported a position in Acadian Asset Management in Q1 2017 and has held it in 24 quarters since.
  • PDT Partners's Acadian Asset Management position peaked at $2.26M in Q3 2017.
  • 257 funds tracked by Wall St. Rank held Acadian Asset Management as of Q1 2026.

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