AllianceBernstein’s Alector ALEC Stock Holding History

AllianceBernstein’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	$145K	Hold	92,940	–	–	﹤0.01%	3116
2025 Q4	$145K	Hold	92,940	–	–	﹤0.01%	3124
2025 Q3	$275K	Hold	92,940	–	–	﹤0.01%	2972
2025 Q2	$130K	Buy	92,940 +10,840	+13%	+$13.6K	﹤0.01%	3135
2025 Q1	$101K	Hold	82,100	–	–	﹤0.01%	3067
2024 Q4	$155K	Sell	82,100 -629,445	-88%	-$2.37M	﹤0.01%	3070
2024 Q3	$3.32M	Sell	711,545 -55,428	-7%	-$297K	﹤0.01%	1710
2024 Q2	$3.48M	Buy	766,973 +41,287	+6%	+$212K	﹤0.01%	1649
2024 Q1	$4.37M	Buy	725,686 +233,401	+47%	+$1.53M	﹤0.01%	1516
2023 Q4	$3.93M	Buy	492,285 +162,664	+49%	+$964K	﹤0.01%	1603
2023 Q3	$2.14M	Buy	329,621 +134,931	+69%	+$874K	﹤0.01%	1836
2023 Q2	$1.17M	Buy	194,690 +14,907	+8%	+$104K	﹤0.01%	2200
2023 Q1	$1.11M	Buy	179,783 +122,083	+212%	+$993K	﹤0.01%	2177
2022 Q4	$533K	Sell	57,700 -100,000	-63%	-$872K	﹤0.01%	2597
2022 Q3	$1.49M	Buy	157,700 +95,000	+152%	+$1.03M	﹤0.01%	2069
2022 Q2	$637K	Sell	62,700 -75,000	-54%	-$748K	﹤0.01%	2571
2022 Q1	$1.96M	Sell	137,700 -23,517	-15%	-$372K	﹤0.01%	2103
2021 Q4	$3.33M	Buy	161,217 +57,075	+55%	+$1.29M	﹤0.01%	1837
2021 Q3	$2.38M	Buy	104,142 +47,342	+83%	+$1.33M	﹤0.01%	2060
2021 Q2	$1.18M	Buy	56,800 +6,800	+14%	+$128K	﹤0.01%	2461
2021 Q1	$1.01M	Sell	50,000 -1,400	-3%	-$25.1K	﹤0.01%	2410
2020 Q4	$778K	Sell	51,400 -11,700	-19%	-$145K	﹤0.01%	2405
2020 Q3	$665K	Sell	63,100 -9,300	-13%	-$150K	﹤0.01%	2383
2020 Q2	$1.77M	Buy	72,400 +37,000	+105%	+$1.02M	﹤0.01%	1910
2020 Q1	$854K	Buy	35,400 +5,300	+18%	+$135K	﹤0.01%	2101
2019 Q4	$519K	Buy	30,100 +5,600	+23%	+$95.2K	﹤0.01%	2536
2019 Q3	$353K	Buy	24,500 +9,800	+67%	+$177K	﹤0.01%	2726
2019 Q2	$279K	Buy	+14,700	New	+$298K	﹤0.01%	2853

Other funds holding ALEC

TCM

TCG Crossover Management Palo Alto, California $3.5B AUM 1,165.83% 1-Year Est. Return

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

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

Merck & Co Kenilworth, New Jersey $349M AUM 146.07% 1-Year Est. Return

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 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

AllianceBernstein's ALEC Position: Q1 2026 in Review

AllianceBernstein held its Alector (ALEC) position steady in Q1 2026 at 92,940 shares worth $145K. The position accounts for ﹤0.01% of the portfolio, ranked #3116.

AllianceBernstein first reported a position in ALEC in Q2 2019 and has held it in 28 quarters since. The position peaked at $4.37M in Q1 2024. 138 funds tracked by Wall St. Rank hold ALEC as of Q1 2026.

AllianceBernstein held 92,940 shares of Alector worth $145K as of Q1 2026.
AllianceBernstein left its Alector share count unchanged in Q1 2026.
Alector made up ﹤0.01% of AllianceBernstein's portfolio in Q1 2026, its #3116 holding.
AllianceBernstein first reported a position in Alector in Q2 2019 and has held it in 28 quarters since.
AllianceBernstein's Alector position peaked at $4.37M in Q1 2024.
138 funds tracked by Wall St. Rank held Alector as of Q1 2026.

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