JANE STREET GROUP, LLC

CIK

0001595888

City

NEW YORK

State / Country

Stock

AMPL — Amplitude, Inc.

Holdings in AMPL

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2025-12-31	$2,624,884	226,674	+1152.3%	Shares	Defined	2026-02-12
2025-12-31	$209,598	18,100	-23.0%	Shares	Defined	2026-02-12
2025-12-31	$272,130	23,500	-95.2%	Shares	Defined	2026-02-12
2025-09-30	$5,297,834	494,201	+1353.5%	Shares	Defined	2025-11-14
2025-09-30	$364,480	34,000	-68.7%	Shares	Defined	2025-11-14
2025-09-30	$1,163,120	108,500	-10.9%	Shares	Defined	2025-11-14
2025-06-30	$1,510,320	121,800	-34.1%	Shares	Defined	2025-08-14
2025-06-30	$2,290,589	184,725	+59.5%	Shares	Defined	2025-08-14
2025-03-31	$1,180,002	115,800	-63.5%	Shares	Defined	2025-05-19
2025-03-31	$3,229,750	316,953	+2977.2%	Shares	Defined	2025-05-19
2025-03-31	$104,957	10,300	-8.8%	Shares	Defined	2025-05-19
2024-12-31	$119,215	11,300	+13.0%	Shares	Defined	2025-02-14
2024-09-30	$89,700	10,000	-86.1%	Shares	Defined	2024-11-15
2024-09-30	$646,090	72,028	-43.8%	Shares	Defined	2024-11-15
2024-06-30	$1,140,774	128,177	+196.8%	Shares	Defined	2024-08-15
2024-03-31	$469,797	43,180	-45.1%	Shares	Defined	2024-05-16
2023-12-31	$1,000,389	78,647	+568.8%	Shares	Defined	2024-02-15
2023-03-31	$146,281	11,759	-82.9%	Shares	Defined	2023-05-16
2022-12-31	$833,109	68,966	-28.3%	Shares	Defined	2023-02-15
2022-06-30	$1,374,026	96,153	-0.2%	Shares	Defined	2022-08-16
2022-03-31	$1,774,809	96,300	-30.1%	Shares	Defined	2022-05-17
2022-03-31	$2,538,898	137,759	+63.6%	Shares	Defined	2022-05-17
2022-03-31	$1,551,806	84,200	+1258.1%	Shares	Defined	2022-05-17
2021-12-31	$328,228	6,200	-81.0%	Shares	Defined	2022-02-15
2021-12-31	$1,726,214	32,607	-42.1%	Shares	Defined	2022-02-15
2021-09-30	$3,058,092	56,277	—	Shares	Defined	2021-11-16