JANE STREET GROUP, LLC

CIK

1595888

City

NEW YORK

State / Country

Stock

BLDR — Builders FirstSource, Inc.

Top Portfolio Positions

3,970 positions · $675,363,467,990 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	19.25%
QQQ	Invesco Qqq Trust, Series 1	72,961,946	$42,112,175,991	6.24%
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	4.82%
GLD	Spdr Gold Trust	75,600,043	$32,529,942,501	4.82%
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	2.24%
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	2.09%
AAPL	Apple Inc. Technology	49,649,392	$12,600,519,193	1.87%

Portfolio Trend

25 quarters · across all stocks

Holdings in BLDR

Compact Export CSV

Shares Held

Position Value (USD)

50 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$6,586,400	80,000	-74.5%	Put	Defined	2026-05-12
2026-03-31	$25,859,853	314,100	+229.9%	Call	Defined	2026-05-12
2025-12-31	$9,795,128	95,200	-53.7%	Call	Defined	2026-02-12
2025-12-31	$21,150,582	205,565	+300.7%	Shares	Defined	2026-02-12
2025-12-31	$5,278,257	51,300	+82.7%	Put	Defined	2026-02-12
2025-09-30	$3,405,306	28,085	-85.8%	Shares	Defined	2025-11-14
2025-09-30	$24,007,500	198,000	+93.0%	Put	Defined	2025-11-14
2025-09-30	$12,440,250	102,600	+182.9%	Call	Defined	2025-11-14
2025-06-30	$4,232,111	36,268	-57.2%	Shares	Defined	2025-08-14
2025-06-30	$9,895,312	84,800	-28.1%	Put	Defined	2025-08-14
2025-06-30	$13,757,751	117,900	+29.4%	Call	Defined	2025-08-14
2025-03-31	$11,386,780	91,138	-38.4%	Shares	Defined	2025-05-19
2025-03-31	$18,478,626	147,900	-18.7%	Call	Defined	2025-05-19
2025-03-31	$22,726,586	181,900	-12.5%	Put	Defined	2025-05-19
2024-12-31	$29,702,282	207,810	+744.8%	Shares	Defined	2025-02-14
2024-12-31	$3,516,078	24,600	-59.9%	Put	Defined	2025-02-14
2024-12-31	$8,775,902	61,400	+30.6%	Call	Defined	2025-02-14
2024-09-30	$9,111,420	47,000	-67.7%	Put	Defined	2024-11-15
2024-09-30	$28,180,845	145,367	+71.2%	Shares	Defined	2024-11-15
2024-09-30	$16,458,714	84,900	-63.0%	Call	Defined	2024-11-15
2024-06-30	$31,789,039	229,673	+164.6%	Shares	Defined	2024-08-15
2024-03-31	$18,105,476	86,816	-85.3%	Shares	Defined	2024-05-16
2023-12-31	$98,307,793	588,881	+31.2%	Shares	Defined	2024-02-15
2023-09-30	$55,867,749	448,773	+191.7%	Shares	Defined	2023-11-15
2023-06-30	$20,921,424	153,834	+1.8%	Shares	Defined	2023-08-14
2023-03-31	$13,411,016	151,059	+2386.6%	Shares	Defined	2023-05-16
2022-12-31	$394,145	6,075	-98.5%	Shares	Defined	2023-02-15
2022-09-30	$23,441,204	397,848	+36.6%	Shares	Defined	2022-11-15
2022-06-30	$15,634,432	291,144	+86.3%	Shares	Defined	2022-08-16
2022-03-31	$10,086,245	156,279	+6.0%	Shares	Defined	2022-05-17
2022-03-31	$9,519,650	147,500	-27.3%	Call	Defined	2022-05-17
2022-03-31	$13,095,166	202,900	+250.4%	Put	Defined	2022-05-17
2021-12-31	$4,962,609	57,900	-79.2%	Put	Defined	2022-02-15
2021-12-31	$23,818,809	277,900	+462.9%	Call	Defined	2022-02-15
2021-12-31	$4,231,330	49,368	+629.3%	Shares	Defined	2022-02-15
2021-09-30	$350,228	6,769	-97.1%	Shares	Defined	2021-11-16
2021-09-30	$11,941,592	230,800	-50.0%	Put	Defined	2021-11-16
2021-09-30	$23,878,010	461,500	+143.2%	Call	Defined	2021-11-16
2021-06-30	$8,096,868	189,800	-57.5%	Put	Defined	2021-08-16
2021-06-30	$19,066,972	446,952	+97.0%	Shares	Defined	2021-08-16
2021-06-30	$9,679,554	226,900	-11.8%	Call	Defined	2021-08-16
2021-03-31	$11,931,001	257,300	+26.9%	Put	Defined	2021-05-18
2021-03-31	$9,399,199	202,700	+27.4%	Call	Defined	2021-05-18
2021-03-31	$7,379,507	159,144	+2937.1%	Shares	Defined	2021-05-18
2020-12-31	$213,844	5,240	-89.4%	Shares	Defined	2021-02-17
2020-12-31	$2,020,095	49,500	+469.0%	Call	Defined	2021-02-17
2020-12-31	$355,047	8,700	-85.7%	Put	Defined	2021-02-17
2020-09-30	$1,983,296	60,800	+660.0%	Call	Defined	2020-11-17
2020-09-30	$260,960	8,000	-26.6%	Put	Defined	2020-11-17
2020-09-30	$355,623	10,902	—	Shares	Defined	2020-11-17
No 13F history on record for this holder in this stock.