Morgan Stanley
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Morgan Stanley’s Alector ALEC Stock Holding History

Morgan Stanley’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 		$784K Buy
364,567
+45,495
+14% +$91.4K ﹤0.01% 5271
2025
Q4 		$498K Sell
319,072
-115,096
-27% -$204K ﹤0.01% 5517
2025
Q3 		$1.29M Sell
434,168
-172,384
-28% -$380K ﹤0.01% 5041
2025
Q2 		$849K Buy
606,552
+259,845
+75% +$325K ﹤0.01% 5191
2025
Q1 		$426K Sell
346,707
-303,834
-47% -$495K ﹤0.01% 5401
2024
Q4 		$1.23M Sell
650,541
-3,705,229
-85% -$13.9M ﹤0.01% 4987
2024
Q3 		$20.3M Buy
4,355,770
+1,350,697
+45% +$7.24M ﹤0.01% 2788
2024
Q2 		$13.6M Sell
3,005,073
-299,903
-9% -$1.54M ﹤0.01% 3067
2024
Q1 		$19.9M Sell
3,304,976
-5,995,406
-64% -$39.2M ﹤0.01% 2694
2023
Q4 		$74.2M Buy
9,300,382
+5,962,996
+179% +$35.3M ﹤0.01% 2031
2023
Q3 		$21.6M Buy
3,337,386
+1,605,293
+93% +$10.4M ﹤0.01% 2372
2023
Q2 		$10.4M Buy
1,732,093
+1,283,131
+286% +$8.96M ﹤0.01% 3117
2023
Q1 		$2.78M Sell
448,962
-145,998
-25% -$1.19M ﹤0.01% 4249
2022
Q4 		$5.49M Buy
594,960
+23,277
+4% +$203K ﹤0.01% 3672
2022
Q3 		$5.41M Sell
571,683
-242,189
-30% -$2.62M ﹤0.01% 3618
2022
Q2 		$8.27M Buy
813,872
+197,256
+32% +$1.97M ﹤0.01% 3266
2022
Q1 		$8.79M Sell
616,616
-1,321,644
-68% -$20.9M ﹤0.01% 3061
2021
Q4 		$40M Buy
1,938,260
+1,133,000
+141% +$25.5M ﹤0.01% 1511
2021
Q3 		$18.4M Buy
805,260
+201,699
+33% +$5.65M ﹤0.01% 2173
2021
Q2 		$12.6M Sell
603,561
-344,903
-36% -$6.5M ﹤0.01% 2722
2021
Q1 		$19.1M Buy
948,464
+845,333
+820% +$15.2M ﹤0.01% 1966
2020
Q4 		$1.56M Sell
103,131
-79,254
-43% -$985K ﹤0.01% 4361
2020
Q3 		$1.92M Buy
182,385
+112,380
+161% +$1.82M ﹤0.01% 3686
2020
Q2 		$1.71M Buy
70,005
+21,766
+45% +$601K ﹤0.01% 3739
2020
Q1 		$1.16M Sell
48,239
-15,794
-25% -$403K ﹤0.01% 3831
2019
Q4 		$1.1M Buy
64,033
+37,573
+142% +$639K ﹤0.01% 4475
2019
Q3 		$381K Buy
26,460
+25,234
+2,058% +$456K ﹤0.01% 4815
2019
Q2 		$24K Sell
1,226
-720
-37% -$14.6K ﹤0.01% 5867
2019
Q1 		$36K Buy
+1,946
New +$36.8K ﹤0.01% 5806

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

Morgan Stanley's ALEC Position: Q1 2026 in Review

Morgan Stanley increased its Alector (ALEC) stake by 14% in Q1 2026, buying an estimated $91.4K and bringing the position to 364,567 shares worth $784K. The position accounts for ﹤0.01% of the portfolio, ranked #5271.

Morgan Stanley first reported a position in ALEC in Q1 2019 and has held it in 29 quarters since. The position peaked at $74.2M in Q4 2023. 138 funds tracked by Wall St. Rank hold ALEC as of Q1 2026.

  • Morgan Stanley held 364,567 shares of Alector worth $784K as of Q1 2026.
  • Morgan Stanley bought 45,495 Alector shares in Q1 2026, an estimated $91.4K.
  • Alector made up ﹤0.01% of Morgan Stanley's portfolio in Q1 2026, its #5271 holding.
  • Morgan Stanley first reported a position in Alector in Q1 2019 and has held it in 29 quarters since.
  • Morgan Stanley's Alector position peaked at $74.2M in Q4 2023.
  • 138 funds tracked by Wall St. Rank held Alector as of Q1 2026.

Based on Morgan Stanley's 13F filing for Q1 2026, filed 15 May 2026.