RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

NTCT — Netscout Systems Inc

Top Portfolio Positions

3,469 positions · $113,790,378,372 total · as of Mar 31, 2026

Ticker	Company	Shares	Value (USD)	% of Portfolio
NVDA	Nvidia Corp Technology	42,003,171	$7,325,353,022	6.44%
AAPL	Apple Inc. Technology	25,818,857	$6,552,567,718	5.76%
MSFT	Microsoft Corp Technology	12,999,925	$4,812,182,237	4.23%
AMZN	Amazon Com Inc Consumer Cyclical	16,587,340	$3,454,645,301	3.04%
GOOGL	Alphabet Inc. Communication Services	10,138,654	$2,915,471,344	2.56%
AVGO	Broadcom Inc. Technology	8,207,022	$2,540,155,379	2.23%
META	Meta Platforms, Inc. Communication Services	3,836,760	$2,195,125,498	1.93%
TSLA	Tesla, Inc. Consumer Cyclical	4,844,884	$1,801,085,627	1.58%
BRK-B	Berkshire Hathaway Inc Financial Services	2,848,515	$1,365,008,388	1.20%
JPM	Jpmorgan Chase & Co Financial Services	4,613,123	$1,356,996,261	1.19%

25 quarters · across all stocks

25 quarters on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$6,247,879	196,536	+2.3%	Shares	Sole	2026-05-12
2025-12-31	$5,199,470	192,146	-8.7%	Shares	Sole	2026-02-13
2025-09-30	$5,435,148	210,420	-0.6%	Shares	Sole	2025-11-06
2025-06-30	$5,252,326	211,702	+2.7%	Shares	Sole	2025-08-12
2025-03-31	$4,330,097	206,097	-3.5%	Shares	Sole	2025-05-29
2024-12-31	$4,626,662	213,604	+0.1%	Shares	Sole	2025-05-29
2024-09-30	$4,640,993	213,379	-6.2%	Shares	Sole	2024-11-12
2024-06-30	$4,162,273	227,571	-1.8%	Shares	Sole	2024-08-01
2024-03-31	$5,059,563	231,665	-1.5%	Shares	Sole	2024-05-09
2023-12-31	$5,162,574	235,197	+4.4%	Shares	Sole	2024-02-08
2023-09-30	$6,313,018	225,304	+2.9%	Shares	Sole	2023-11-09
2023-06-30	$6,774,614	218,889	-1.9%	Shares	Sole	2023-08-08
2023-03-31	$6,390,239	223,045	+2.5%	Shares	Sole	2023-05-11
2022-12-31	$7,075,964	217,655	-1.6%	Shares	Sole	2023-02-14
2022-09-30	$6,929,393	221,245	-0.8%	Shares	Sole	2022-11-10
2022-06-30	$7,545,943	222,923	+5.3%	Shares	Sole	2022-08-11
2022-03-31	$6,790,854	211,685	+0.6%	Shares	Sole	2022-05-12
2021-12-31	$6,963,306	210,499	-9.2%	Shares	Sole	2022-02-10
2021-09-30	$6,245,285	231,736	+0.8%	Shares	Sole	2021-11-12
2021-06-30	$6,558,606	229,804	-4.5%	Shares	Sole	2021-08-05
2021-03-31	$6,774,535	240,573	-3.4%	Shares	Sole	2021-05-06
2020-12-31	$6,829,801	249,081	+9.2%	Shares	Sole	2021-02-10
2020-09-30	$4,980,863	228,166	-4.2%	Shares	Sole	2020-11-12
2020-06-30	$6,089,542	238,245	-1.6%	Shares	Sole	2020-08-13
2020-03-31	$5,729,749	242,068	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.