JANE STREET GROUP, LLC

CIK

1595888

City

NEW YORK

State / Country

Stock

POST — Post Holdings, Inc.

Top Portfolio Positions

3,962 positions · $676,020,615,977 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
SPY	Spdr S&P 500 ETF Trust	199,908,899	$130,008,753,375	19.23%
QQQ	Invesco Qqq Trust, Series 1	72,961,946	$42,112,175,991	6.23%
TSLA	Tesla, Inc. Consumer Cyclical	96,307,904	$35,802,463,311	5.30%
NVDA	Nvidia Corp Technology	186,634,816	$32,549,111,909	4.81%
GLD	Spdr Gold Trust	75,600,043	$32,529,942,501	4.81%
META	Meta Platforms, Inc. Communication Services	35,584,342	$20,358,869,587	3.01%
MU	Micron Technology Inc Technology	44,692,337	$15,098,859,131	2.23%
MSFT	Microsoft Corp Technology	39,450,469	$14,603,380,108	2.16%
AMZN	Amazon Com Inc Consumer Cyclical	67,664,445	$14,092,473,959	2.08%
AAPL	Apple Inc. Technology	49,649,392	$12,600,519,193	1.86%

Portfolio Trend

25 quarters · across all stocks

Holdings in POST

Compact Export CSV

Shares Held

Position Value (USD)

43 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$11,495,736	116,283	+1390.8%	Shares	Defined	2026-05-12
2026-03-31	$771,108	7,800	+25.8%	Call	Defined	2026-05-12
2025-12-31	$614,110	6,200	+14.1%	Put	Defined	2026-02-12
2025-12-31	$538,435	5,436	-86.3%	Shares	Defined	2026-02-12
2025-09-30	$4,250,403	39,546	+121.1%	Shares	Defined	2025-11-14
2025-06-30	$1,949,782	17,883	+55.5%	Shares	Defined	2025-08-14
2025-03-31	$1,338,140	11,500	+246.5%	Put	Defined	2025-05-19
2025-03-31	$386,198	3,319	-75.8%	Shares	Defined	2025-05-19
2024-12-31	$1,568,102	13,700	-83.4%	Put	Defined	2025-02-14
2024-12-31	$9,462,292	82,669	+83.4%	Shares	Defined	2025-02-14
2024-09-30	$5,216,967	45,071	+690.7%	Shares	Defined	2024-11-15
2024-09-30	$659,775	5,700	-56.2%	Put	Defined	2024-11-15
2024-09-30	$1,504,750	13,000	-53.7%	Call	Defined	2024-11-15
2024-06-30	$2,926,373	28,095	+41.3%	Shares	Defined	2024-08-15
2024-03-31	$2,113,057	19,882	-65.8%	Shares	Defined	2024-05-16
2023-12-31	$5,125,266	58,202	-37.7%	Shares	Defined	2024-02-15
2023-09-30	$8,008,800	93,408	+61.8%	Shares	Defined	2023-11-15
2023-06-30	$5,002,823	57,736	+86.1%	Shares	Defined	2023-08-14
2023-03-31	$2,788,396	31,027	+398.3%	Shares	Defined	2023-05-16
2022-12-31	$562,048	6,227	-80.4%	Shares	Defined	2023-02-15
2022-09-30	$2,599,086	31,731	-12.0%	Shares	Defined	2022-11-15
2022-06-30	$2,968,634	36,049	+291.8%	Shares	Defined	2022-08-16
2022-03-31	$637,192	9,200	-80.1%	Call	Defined	2022-05-17
2022-03-31	$3,199,812	46,200	+32.8%	Put	Defined	2022-05-17
2022-03-31	$2,409,763	34,793	+29.8%	Shares	Defined	2022-05-17
2021-12-31	$1,977,202	26,800	+866.8%	Call	Defined	2022-02-15
2021-12-31	$204,507	2,772	-88.4%	Shares	Defined	2022-02-15
2021-12-31	$1,770,628	24,000	+279.5%	Put	Defined	2022-02-15
2021-09-30	$455,923	6,324	-98.2%	Shares	Defined	2021-11-16
2021-09-30	$25,305,064	351,000	+9928.6%	Put	Defined	2021-11-16
2021-06-30	$248,458	3,500	-50.4%	Put	Defined	2021-08-16
2021-06-30	$501,318	7,062	+2.3%	Shares	Defined	2021-08-16
2021-06-30	$489,818	6,900	+7.8%	Call	Defined	2021-08-16
2021-03-31	$442,806	6,400	-36.2%	Call	Defined	2021-05-18
2020-12-31	$663,175	10,032	-8.0%	Shares	Defined	2021-02-17
2020-12-31	$720,555	10,900	+84.4%	Call	Defined	2021-02-17
2020-09-30	$332,630	5,910	-47.7%	Shares	Defined	2020-11-17
2020-09-30	$635,994	11,300	-64.2%	Put	Defined	2020-11-17
2020-06-30	$1,812,035	31,600	+247.3%	Call	Defined	2020-08-17
2020-06-30	$521,820	9,100	-77.0%	Put	Defined	2020-08-17
2020-06-30	$2,270,147	39,589	+332.1%	Shares	Defined	2020-08-17
2020-03-31	$497,547	9,163	+186.3%	Shares	Defined	2020-05-15
2020-03-31	$173,759	3,200	—	Put	Defined	2020-05-15
No 13F history on record for this holder in this stock.