RhumbLine Advisers
ALEC icon

RhumbLine Advisers’s Alector ALEC Stock Holding History

RhumbLine Advisers’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
Q2 		$220K Buy
109,532
+8,205
+8% +$17.6K ﹤0.01% 3236
2026
Q1 		$218K Sell
101,327
-599
-0.6% -$1.2K ﹤0.01% 3079
2025
Q4 		$159K Sell
101,926
-12,344
-11% -$21.9K ﹤0.01% 3282
2025
Q3 		$338K Sell
114,270
-12,298
-10% -$27.1K ﹤0.01% 2915
2025
Q2 		$177K Buy
126,568
+9,933
+9% +$12.4K ﹤0.01% 3292
2025
Q1 		$143K Buy
116,635
+740
+0.6% +$1.21K ﹤0.01% 3276
2024
Q4 		$219K Buy
115,895
+1,891
+2% +$7.12K ﹤0.01% 3146
2024
Q3 		$531K Buy
114,004
+4,080
+4% +$21.9K ﹤0.01% 2654
2024
Q2 		$499K Buy
109,924
+18,398
+20% +$94.7K ﹤0.01% 2684
2024
Q1 		$551K Buy
91,526
+3,928
+4% +$25.7K ﹤0.01% 2615
2023
Q4 		$699K Sell
87,598
-83
-0.1% -$492 ﹤0.01% 2476
2023
Q3 		$568K Sell
87,681
-2,932
-3% -$19K ﹤0.01% 2544
2023
Q2 		$545K Buy
90,613
+7,781
+9% +$54.3K ﹤0.01% 2634
2023
Q1 		$513K Sell
82,832
-470
-0.6% -$3.82K ﹤0.01% 2423
2022
Q4 		$769K Buy
83,302
+4,234
+5% +$36.9K ﹤0.01% 2266
2022
Q3 		$748K Buy
79,068
+3,762
+5% +$40.7K ﹤0.01% 2304
2022
Q2 		$765K Buy
75,306
+13,834
+23% +$138K ﹤0.01% 2270
2022
Q1 		$876K Buy
61,472
+1,753
+3% +$27.7K ﹤0.01% 2180
2021
Q4 		$1.23M Sell
59,719
-906
-1% -$20.4K ﹤0.01% 2122
2021
Q3 		$1.38M Buy
60,625
+2,548
+4% +$71.4K ﹤0.01% 2082
2021
Q2 		$1.21M Buy
58,077
+2,246
+4% +$42.3K ﹤0.01% 2154
2021
Q1 		$1.12M Sell
55,831
-4,001
-7% -$71.7K ﹤0.01% 2144
2020
Q4 		$905K Buy
59,832
+2,820
+5% +$35K ﹤0.01% 2182
2020
Q3 		$601K Sell
57,012
-9,445
-14% -$153K ﹤0.01% 2199
2020
Q2 		$1.62M Buy
66,457
+22,624
+52% +$624K ﹤0.01% 1846
2020
Q1 		$1.06M Buy
43,833
+10,896
+33% +$278K ﹤0.01% 1857
2019
Q4 		$568K Buy
32,937
+1,108
+3% +$18.8K ﹤0.01% 2308
2019
Q3 		$459K Buy
31,829
+21,716
+215% +$392K ﹤0.01% 2360
2019
Q2 		$192K Buy
+10,113
New +$205K ﹤0.01% 2795

Other funds holding ALEC

TCM
TCG Crossover Management Palo Alto, California $4.16B AUM 983.43% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
NCM
Nantahala Capital Management New Canaan, Connecticut $3.01B AUM 119.46% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
KCM
Kynam Capital Management Princeton, New Jersey $1.81B AUM 192.15% 1-Year Est. Return
MC
Merck & Co Rahway, New Jersey $526M AUM 175.27% 1-Year Est. Return
Balyasny Asset Management
Balyasny Asset Management Chicago, Illinois $80.2B AUM 51.53% 1-Year Est. Return
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return
D.E. Shaw & Co
D.E. Shaw & Co New York $210B AUM 57.28% 1-Year Est. Return

RhumbLine Advisers's ALEC Position: Q2 2026 in Review

RhumbLine Advisers increased its Alector (ALEC) stake by 8.1% in Q2 2026, buying an estimated $17.6K and bringing the position to 109,532 shares worth $220K. The position accounts for ﹤0.01% of the portfolio, ranked #3236.

RhumbLine Advisers first reported a position in ALEC in Q2 2019 and has held it in 29 quarters since. The position peaked at $1.62M in Q2 2020. 141 funds tracked by Wall St. Rank hold ALEC as of Q2 2026.

  • RhumbLine Advisers held 109,532 shares of Alector worth $220K as of Q2 2026.
  • RhumbLine Advisers bought 8,205 Alector shares in Q2 2026, an estimated $17.6K.
  • Alector made up ﹤0.01% of RhumbLine Advisers's portfolio in Q2 2026, its #3236 holding.
  • RhumbLine Advisers first reported a position in Alector in Q2 2019 and has held it in 29 quarters since.
  • RhumbLine Advisers's Alector position peaked at $1.62M in Q2 2020.
  • 141 funds tracked by Wall St. Rank held Alector as of Q2 2026.

Based on RhumbLine Advisers's 13F filing for Q2 2026, filed 12 Aug 2026.