Dimensional Fund Advisors
ALEC icon

Dimensional Fund Advisors’s Alector ALEC Stock Holding History

Dimensional Fund Advisors’s Portfolio ALEC Stock Details ALEC Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		$610K Buy
283,817
+84,691
+43% +$170K ﹤0.01% 2921
2025
Q4 		$310K Sell
199,126
-96,720
-33% -$172K ﹤0.01% 3035
2025
Q3 		$876K Sell
295,846
-87,485
-23% -$193K ﹤0.01% 2913
2025
Q2 		$537K Sell
383,331
-106,003
-22% -$133K ﹤0.01% 2981
2025
Q1 		$602K Sell
489,334
-392,786
-45% -$639K ﹤0.01% 2973
2024
Q4 		$1.67M Buy
882,120
+157,231
+22% +$592K ﹤0.01% 2831
2024
Q3 		$3.38M Buy
724,889
+48,813
+7% +$262K ﹤0.01% 2646
2024
Q2 		$3.07M Sell
676,076
-169,888
-20% -$874K ﹤0.01% 2645
2024
Q1 		$5.09M Buy
845,964
+81,570
+11% +$533K ﹤0.01% 2544
2023
Q4 		$6.1M Buy
764,394
+83,169
+12% +$493K ﹤0.01% 2506
2023
Q3 		$4.42M Buy
681,225
+128,401
+23% +$831K ﹤0.01% 2569
2023
Q2 		$3.32M Buy
552,824
+113,282
+26% +$791K ﹤0.01% 2640
2023
Q1 		$2.72M Buy
439,542
+274,513
+166% +$2.23M ﹤0.01% 2662
2022
Q4 		$1.52K Buy
+165,029
New +$1.44M ﹤0.01% 2797
2022
Q3 		– Sell
-44,337
Closed -$451K – 3489
2022
Q2 		$451K Sell
44,337
-341,750
-89% -$3.41M ﹤0.01% 3088
2022
Q1 		$5.5M Buy
386,087
+226,182
+141% +$3.58M ﹤0.01% 2507
2021
Q4 		$3.3M Buy
159,905
+83,835
+110% +$1.89M ﹤0.01% 2700
2021
Q3 		$1.74M Hold
76,070
– – ﹤0.01% 2890
2021
Q2 		$1.58M Sell
76,070
-197,015
-72% -$3.71M ﹤0.01% 2934
2021
Q1 		$5.49M Buy
273,085
+185,636
+212% +$3.33M ﹤0.01% 2546
2020
Q4 		$1.32M Sell
87,449
-824
-0.9% -$10.2K ﹤0.01% 2916
2020
Q3 		$931K Buy
88,273
+18,640
+27% +$301K ﹤0.01% 2950
2020
Q2 		$1.7M Buy
+69,633
New +$1.92M ﹤0.01% 2809

Other funds holding ALEC

TCM
TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return
BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $70.5B AUM 36% 1-Year Est. Return
FCMI
Foresite Capital Management IV Larkspur, California $237M AUM 107.53% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
MC
Merck & Co Kenilworth, New Jersey $349M AUM 146.07% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return
6CM
683 Capital Management New York $1.92B AUM 85.52% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $77.1B AUM 42.89% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $2.72B AUM 121.58% 1-Year Est. Return

Dimensional Fund Advisors's ALEC Position: Q1 2026 in Review

Dimensional Fund Advisors increased its Alector (ALEC) stake by 43% in Q1 2026, buying an estimated $170K and bringing the position to 283,817 shares worth $610K. The position accounts for ﹤0.01% of the portfolio, ranked #2921.

Dimensional Fund Advisors first reported a position in ALEC in Q2 2020 and has held it in 23 quarters since. The position peaked at $6.1M in Q4 2023. 138 funds tracked by Wall St. Rank hold ALEC as of Q1 2026.

  • Dimensional Fund Advisors held 283,817 shares of Alector worth $610K as of Q1 2026.
  • Dimensional Fund Advisors bought 84,691 Alector shares in Q1 2026, an estimated $170K.
  • Alector made up ﹤0.01% of Dimensional Fund Advisors's portfolio in Q1 2026, its #2921 holding.
  • Dimensional Fund Advisors first reported a position in Alector in Q2 2020 and has held it in 23 quarters since.
  • Dimensional Fund Advisors's Alector position peaked at $6.1M in Q4 2023.
  • 138 funds tracked by Wall St. Rank held Alector as of Q1 2026.

Based on Dimensional Fund Advisors's 13F filing for Q1 2026, filed 7 May 2026.