Ticker · CUSIP 014442107

ALEC

ALECTOR INC
···Share
Holders (tracked)
11
Combined shares
7,181,474
Combined value
$11.12M
Last close
$2.55
Quarter
2025Q4
Tracked holders · last 8 quarters
-1 vs previous quarter over the last 8.
11112024Q12025Q4
Price is +64.7% vs the avg quarter-end implied price across tracked holders.

SEC event timeline

17 events
  1. +1,386,947 shares · 2025Q4
    13F
  2. −378,034 shares · 2025Q4
    13F
  3. +732,477 shares · 2025Q4
    13F
  4. +177,887 shares · 2025Q4
    13F
  5. +22,560 shares · 2025Q4
    13F
  6. −2,128,829 shares · 2025Q4
    13F
  7. +41,282 shares · 2025Q4
    13F
  8. +161,482 shares · 2025Q4
    13F
  9. +594,500 shares · 2025Q4
    13F
  10. −40,795 shares · 2025Q3
    13F
  11. +744,224 shares · 2025Q3
    13F
  12. +542 shares · 2025Q3
    13F
  13. +85,040 shares · 2025Q3
    13F
  14. +444,004 shares · 2025Q3
    13F
  15. −2,690,232 shares · 2025Q3
    13F
  16. +31,469 shares · 2025Q3
    13F
  17. −305,700 shares · 2025Q3
    13F

Insider activity

No insider transactions in the last 30 days.
Follow-the-investor returns
If you'd copied each holder of ALEC…
Cost basis inferred from 13F share-delta history. Sorted by % return on the position they're still holding.
InvestorFirst inCost basisReturnPosition value today
T. Rowe Price2019Q3$1.55+64.8%$143K
Ken Griffin (Citadel Advisors)2020Q1$2.03+25.4%$136K
Ken Griffin (Citadel Advisors)2020Q1$2.03+25.4%$136K
Ken Griffin (Citadel Advisors)2020Q1$2.03+25.4%$136K
D.E. Shaw & Co.2020Q4$2.17+17.3%$6.0M
Steve Cohen (Point72)2020Q2$2.41+5.9%$59K
Izzy Englander (Millennium Mgmt)2019Q1$2.46+3.7%$3.4M
Two Sigma Investments2020Q1$2.72-6.1%$2.7M
AQR Capital Management2020Q3$2.91-12.5%$1.5M
Renaissance Technologies2020Q2$3.84-33.5%$3.9M
Paul Tudor Jones (Tudor Investment)2021Q2$5.91-56.9%$105K

Who moved on this name in 2025Q4

13F transactions reported for the latest quarter, grouped by direction.
New positions1
Trimmed2
Exited0

Institutional ownership over time

Distinct super-investors holding this ticker · combined dollar value, by quarter.
QuarterHoldersCombined value
2022Q1
13
$7.64B
2022Q2
11
$6.56B
2022Q3
13
$6.4M
2022Q4
13
$87.7M
2023Q1
12
$64.4M
2023Q2
14
$67.8M
2023Q3
12
$61.7M
2023Q4
10
$72.6M
2024Q1
11
$61.4M
2024Q2
12
$52.9M
2024Q3
12
$8.4M
2024Q4
10
$5.4M
2025Q1
10
$3.2M
2025Q2
10
$4.9M
2025Q3
12
$13.0M
2025Q4
11
$11.1M

Who owns ALEC

11 super-investors · 2025Q4
Tracked stake
7.18M
shares
Combined value
$11M
% of shares outstanding
shares-out unknown
Quarter action mix
New1Added6Trim4
#ManagerSharesValue
1D.E. Shaw & Co.2.37M$4M
2Renaissance Technologies1.54M$2M
3Izzy Englander
Millennium Mgmt
1.33M$2M
4Two Sigma Investments1.04M$2M
5AQR Capital Management599.6K$935K
6Ken Griffin
Citadel Advisors
93.5K$146K
7Ken Griffin
Citadel Advisors
53.5K$83K
8Paul Tudor Jones
Tudor Investment
41.3K$64K
9Ken Griffin
Citadel Advisors
32.9K$51K
10Steve Cohen
Point72
23.1K$36K
11T. Rowe Price56.2K$89

Recent moves

20 transactions
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