Stocks
ALEC
JANE STREET GROUP, LLC

JANE STREET GROUP, LLC

CIK

0001595888

City

NEW YORK

State / Country

Stock

ALEC — Alector, Inc.

Holdings in ALEC

Position Over Time

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2025-12-31	$19,656	12,600	-98.7%	Shares	Defined	2026-02-12
2025-12-31	$1,550,503	993,913	+183.8%	Shares	Defined	2026-02-12
2025-09-30	$1,036,682	350,231	+1362.2%	Shares	Defined	2025-11-14
2025-06-30	$33,532	23,952	-90.7%	Shares	Defined	2025-08-14
2025-03-31	$315,557	256,551	+4.7%	Shares	Defined	2025-05-19
2024-12-31	$462,922	244,933	+58.1%	Shares	Defined	2025-02-14
2024-09-30	$722,029	154,942	+24.2%	Shares	Defined	2024-11-15
2024-06-30	$566,418	124,762	+242.0%	Shares	Defined	2024-08-15
2024-03-31	$219,585	36,476	-65.4%	Shares	Defined	2024-05-16
2023-12-31	$841,291	105,425	+69.9%	Shares	Defined	2024-02-15
2023-09-30	$402,168	62,063	-21.5%	Shares	Defined	2023-11-15
2023-06-30	$474,970	79,030	+130.9%	Shares	Defined	2023-08-14
2022-09-30	$323,749	34,223	+132.6%	Shares	Defined	2022-11-15
2022-06-30	$149,484	14,713	-43.7%	Shares	Defined	2022-08-16
2022-03-31	$372,395	26,133	+144.2%	Shares	Defined	2022-05-17
2022-03-31	$152,475	10,700	-53.1%	Shares	Defined	2022-05-17
2021-12-31	$470,820	22,800	-30.4%	Shares	Defined	2022-02-15
2021-12-31	$676,142	32,743	+11.0%	Shares	Defined	2022-02-15
2021-12-31	$609,175	29,500	+32.3%	Shares	Defined	2022-02-15
2021-09-30	$508,886	22,300	-70.7%	Shares	Defined	2021-11-16
2021-09-30	$1,736,602	76,100	-12.9%	Shares	Defined	2021-11-16
2021-09-30	$1,994,559	87,404	+125.3%	Shares	Defined	2021-11-16
2021-06-30	$808,204	38,800	+95.0%	Shares	Defined	2021-08-16
2021-06-30	$414,517	19,900	-63.0%	Shares	Defined	2021-08-16
2021-06-30	$1,120,424	53,789	+50.7%	Shares	Defined	2021-08-16
2021-03-31	$718,998	35,700	+6.3%	Shares	Defined	2021-05-18
2021-03-31	$676,643	33,597	+131.7%	Shares	Defined	2021-05-18
2021-03-31	$292,030	14,500	-70.7%	Shares	Defined	2021-05-18
2020-12-31	$747,951	49,435	+362.0%	Shares	Defined	2021-02-17
2020-12-31	$161,891	10,700	-78.3%	Shares	Defined	2021-02-17
2020-12-31	$745,909	49,300	+35.8%	Shares	Defined	2021-02-17
2020-09-30	$382,578	36,315	+74.8%	Shares	Defined	2020-11-17
2020-06-30	$507,741	20,775	+96.6%	Shares	Defined	2020-08-17
2020-03-31	$254,933	10,565	—	Shares	Defined	2020-05-15