RHUMBLINE ADVISERS

CIK

1115418

City

BOSTON

State / Country

Stock

ATEN — A10 Networks, Inc.

Top Portfolio Positions

3,471 positions · $113,674,413,224 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	$4,441,583	192,110	+2.8%	Shares	Sole	2026-05-12
2025-12-31	$3,306,243	186,899	-7.5%	Shares	Sole	2026-02-13
2025-09-30	$3,667,661	202,075	-2.7%	Shares	Sole	2025-11-06
2025-06-30	$4,016,943	207,594	+5.7%	Shares	Sole	2025-08-12
2025-03-31	$3,208,963	196,387	-0.2%	Shares	Sole	2025-05-29
2024-12-31	$3,620,310	196,756	-1.3%	Shares	Sole	2025-05-29
2024-09-30	$2,879,581	199,417	-1.8%	Shares	Sole	2024-11-12
2024-06-30	$2,812,297	203,054	+0.4%	Shares	Sole	2024-08-01
2024-03-31	$2,768,802	202,250	+0.1%	Shares	Sole	2024-05-09
2023-12-31	$2,662,236	202,144	+2.6%	Shares	Sole	2024-02-08
2023-09-30	$2,961,751	197,056	-7.5%	Shares	Sole	2023-11-09
2023-06-30	$3,108,414	213,051	+13.3%	Shares	Sole	2023-08-08
2023-03-31	$2,913,963	188,119	+4.9%	Shares	Sole	2023-05-11
2022-12-31	$2,981,559	179,288	-0.2%	Shares	Sole	2023-02-14
2022-09-30	$2,383,331	179,603	+10.1%	Shares	Sole	2022-11-10
2022-06-30	$2,344,946	163,070	+144.6%	Shares	Sole	2022-08-11
2022-03-31	$930,074	66,672	-1.7%	Shares	Sole	2022-05-12
2021-12-31	$1,124,919	67,848	-1.8%	Shares	Sole	2022-02-10
2021-09-30	$931,184	69,079	+4.2%	Shares	Sole	2021-11-12
2021-06-30	$746,583	66,304	-1.6%	Shares	Sole	2021-08-05
2021-03-31	$647,694	67,398	-8.4%	Shares	Sole	2021-05-06
2020-12-31	$725,400	73,570	+5.2%	Shares	Sole	2021-02-10
2020-09-30	$445,454	69,930	-13.3%	Shares	Sole	2020-11-12
2020-06-30	$549,090	80,630	+11.5%	Shares	Sole	2020-08-13
2020-03-31	$448,927	72,291	—	Shares	Sole	2020-05-06
No 13F history on record for this holder in this stock.