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ATEN Institutional Ownership & 13F Holders | SmartMoneyDB

ATENA10 NETWORKS INC

COM · CUSIP 002121101

Smart Money Ownership

Of the 13 tracked institutions holding ATEN, 6 have a 3-year clone track record — 6 of them beat the S&P. Average holder's clone alpha: +5.4pt. It's a gauge of who owns the name, not just how many.

Jim Simons

$41.3M · 0.1% of book

ATEN (A10 NETWORKS INC) Institutional Ownership Summary

Among the 13 tracked institutional investors we monitor, ATEN (A10 NETWORKS INC) is held with a combined value of $642.83M across 29,504,673 shares. The largest holder is BlackRock, Inc. with a position worth $302.60M. Magnetar Financial LLC opened a new position in the most recent quarter. 8 funds increased their holdings. 4 funds reduced their position.

Total Institutional Value

$642.83M

Total Shares Held

29,504,673

Institutional Holders

This Quarter's Biggest Movers

Ranked by estimated dollars moved (share change × implied price). 13F data lags up to 45 days.

Biggest Buyers

CITADEL ADVISORS LLC+238% shares~$8.4M MILLENNIUM MANAGEMENT LLC+100% shares~$4.9M BlackRock, Inc.+1% shares~$2.4M WELLINGTON MANAGEMENT GROUP LLP+3% shares~$1.3M Magnetar Financial LLCNew position~$935.3K

13F Institutional Holders

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WELLINGTON MANAGEMENT GROUP LLP

0.01% of book+2.7%

$47.96M

RENAISSANCE TECHNOLOGIES LLC

0.06% of book-16.4%

$41.27M

PRICE T ROWE ASSOCIATES INC /MD/

MILLENNIUM MANAGEMENT LLC

0.00% of book+100.4%

$9.82M

Fisher Asset Management, LLC

0.00% of book+0.4%

$1.73M

AQR CAPITAL MANAGEMENT LLC

0.00% of book+29.1%

$1.15M

#	Fund	Value↓	Shares	Portfolio %	Change
1	BlackRock, Inc.	$302.60M	13,088,277	0.01%	+0.8%
2	VANGUARD GROUP INC	$128.11M	7,241,762	0.00%	+0.1%
3	STATE STREET CORP	$71.45M	3,090,185	0.00%	-0.8%
4	WELLINGTON MANAGEMENT GROUP LLP	$47.96M	2,074,511	0.01%	+2.7%
5	RENAISSANCE TECHNOLOGIES LLC	$41.27M	1,784,987	0.06%	-16.4%
6	PRICE T ROWE ASSOCIATES INC /MD/	$24.80M	1,072,838	0.00%	-30.2%
7	CITADEL ADVISORS LLC	$11.88M	514,020	0.01%	+238.1%
8	MILLENNIUM MANAGEMENT LLC	$9.82M	424,920	0.00%	+100.4%
9	Fisher Asset Management, LLC	$1.73M	74,886	0.00%	+0.4%
10	AQR CAPITAL MANAGEMENT LLC	$1.15M	49,846	0.00%	+29.1%

Frequently Asked Questions

Which institutional investors own the most ATEN stock?

As of the latest SEC 13F filings, BlackRock, Inc. is the largest institutional holder of ATEN with a position worth $302.60M, representing 0.01% of their portfolio. In total, 13 institutional investors hold ATEN with a combined value of $642.83M.

Are hedge funds buying or selling ATEN?

In the most recent quarter, 1 fund opened a new position in ATEN. Additionally, 8 increased their holdings and 4 reduced their positions.

What percentage of ATEN is owned by institutional investors?

Institutional investors hold $642.83M worth of ATEN stock across 13 positions. The largest institutional holder is BlackRock, Inc. with $302.60M in holdings.

What is a 13F filing and why does it matter for ATEN?

A 13F filing is a quarterly report required by the SEC from institutional investment managers with over $100 million in assets. It discloses their holdings in U.S. equities. For ATEN, these filings reveal which major funds are accumulating or reducing positions, providing insights into institutional sentiment.

Track ATEN institutional moves

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