A10 NETWORKS INC

Ticker: ATEN CUSIP: 002121101 Class: Common Stock

Holders for Q4 2025 Position Changes for Q4 2025

Note: Option positions (PUT/CALL) are excluded.

New Positions (33)

Dynamic Technology Lab Private Ltd
Value ($000) $378 Shares 21,347
Brooklyn Investment Group
Value ($000) $990 Shares 54,854
DARK FOREST CAPITAL MANAGEMENT LP
Value ($000) $1,316 Shares 74,366
PDT Partners, LLC
Value ($000) $628 Shares 35,472
XTX Topco Ltd
Value ($000) $769 Shares 43,477
Boston Partners
Value ($000) $14,795 Shares 840,140
Alyeska Investment Group, L.P.
Value ($000) $4,813 Shares 272,093
Counterpoint Mutual Funds LLC
Value ($000) $286 Shares 16,156
GSA CAPITAL PARTNERS LLP
Value ($000) $1 Shares 33,332
MIRABELLA FINANCIAL SERVICES LLP
Value ($000) $212 Shares 12,006
EVERGREEN CAPITAL MANAGEMENT LLC
Value ($000) $526 Shares 29,762
Horizon Investments, LLC
Value ($000) $621 Shares 35,100
Aster Capital Management (DIFC) Ltd
Value ($000) $26 Shares 1,474
BOOTHBAY FUND MANAGEMENT, LLC
Value ($000) $357 Shares 20,209
Verition Fund Management LLC
Value ($000) $742 Shares 41,948
HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND
Value ($000) $1,138 Shares 64,356
Graham Capital Management, L.P.
Value ($000) $178 Shares 10,054
MPWM ADVISORY SOLUTIONS, LLC
Value ($000) $14 Shares 806
GABELLI FUNDS LLC
Value ($000) $177 Shares 10,000
SIMPLEX TRADING, LLC
Value ($000) $28 Shares 1,576

Increased Positions (72)

Penserra Capital Management LLC
Value ($000) $75 (+13.5%) Shares 4,260,259 (+16.4%)
AlphaQuest LLC
Value ($000) $2,878 (+940.4%) Shares 162,685 (+967.4%)
RICE HALL JAMES & ASSOCIATES, LLC
Value ($000) $5,599 (+12.7%) Shares 316,512 (+15.6%)
1492 Capital Management LLC
Value ($000) $350 (+85.5%) Shares 19,782 (+90.3%)
Illumine Investment Management, LLC
Value ($000) $755 (+2.8%) Shares 42,697 (+5.5%)
Hennion & Walsh Asset Management, Inc.
Value ($000) $1,821 (+51.6%) Shares 102,919 (+55.5%)
Round Rock Advisors, LLC
Value ($000) $484 (+51.5%) Shares 27,353 (+54.4%)
BARCLAYS PLC
Value ($000) $32,583 (+1382.2%) Shares 1,841,906 (+1109.9%)
FIRST TRUST ADVISORS LP
Value ($000) $43,576 (+18.0%) Shares 2,463,337 (+21.1%)
ROYCE & ASSOCIATES LP
Value ($000) $12,868 (+2.0%) Shares 727,410 (+4.7%)
Trexquant Investment LP
Value ($000) $3,109 (+28.0%) Shares 175,738 (+31.3%)
Legato Capital Management LLC
Value ($000) $1,417 (+3.2%) Shares 80,115 (+5.9%)
CRAWFORD INVESTMENT COUNSEL INC
Value ($000) $5,360 (+3.0%) Shares 302,992 (+5.6%)
GOLDMAN SACHS GROUP INC
Value ($000) $18,300 (+62.6%) Shares 1,034,491 (+66.8%)
Integrated Quantitative Investments LLC
Value ($000) $346 (+8.2%) Shares 19,536 (+11.0%)
FEDERATED HERMES, INC.
Value ($000) $1,882 (+124.5%) Shares 106,382 (+130.4%)
TUDOR INVESTMENT CORP ET AL
Value ($000) $6,553 (+13.0%) Shares 370,444 (+16.0%)
TWO SIGMA INVESTMENTS, LP
Value ($000) $12,980 (+4.7%) Shares 733,734 (+7.4%)
Qube Research & Technologies Ltd
Value ($000) $11,015 (+7.7%) Shares 622,666 (+10.5%)
Invesco Ltd.
Value ($000) $14,792 (+10.0%) Shares 836,178 (+12.8%)

Decreased Positions (83)

October Effect Ltd
Value ($000) $1,777 (-36.2%) Shares 100,437 (-34.6%)
Bridge City Capital, LLC
Value ($000) $6,711 (-11.9%) Shares 379,342 (-9.6%)
QSV Equity Investors LLC
Value ($000) $778 (-34.6%) Shares 43,965 (-32.9%)
IQ EQ FUND MANAGEMENT (IRELAND) Ltd
Value ($000) $3,104 (-28.2%) Shares 175,493 (-26.3%)
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.
Value ($000) $25,635 (-47.7%) Shares 1,448,929 (-46.3%)
Boston Trust Walden Corp
Value ($000) $43,175 (-9.9%) Shares 2,440,649 (-7.6%)
Hillsdale Investment Management Inc.
Value ($000) $2,361 (-24.7%) Shares 133,461 (-22.7%)
HARBOR CAPITAL ADVISORS, INC.
Value ($000) $4 (-11.0%) Shares 217,512 (-8.7%)
RENAISSANCE TECHNOLOGIES LLC
Value ($000) $37,763 (-12.8%) Shares 2,134,734 (-10.6%)
PARADIGM CAPITAL MANAGEMENT INC/NY
Value ($000) $7,101 (-3.9%) Shares 401,400 (-1.4%)
VICTORY CAPITAL MANAGEMENT INC
Value ($000) $2,937 (-65.4%) Shares 166,049 (-64.5%)
PEREGRINE CAPITAL MANAGEMENT LLC
Value ($000) $4,260 (-7.1%) Shares 240,813 (-4.7%)
Gallacher Capital Management LLC
Value ($000) $253 (-12.0%) Shares 14,308 (-9.7%)
VOLORIDGE INVESTMENT MANAGEMENT, LLC
Value ($000) $1,082 (-51.1%) Shares 61,162 (-49.9%)
PRUDENTIAL FINANCIAL INC
Value ($000) $1,299 (-61.6%) Shares 73,408 (-60.6%)
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP
Value ($000) $19,376 (-13.0%) Shares 1,095,287 (-10.7%)
CITADEL ADVISORS LLC
Value ($000) $2,689 (-57.8%) Shares 152,016 (-56.7%)
UBS Group AG
Value ($000) $7,610 (-30.8%) Shares 430,199 (-29.0%)
Connor, Clark & Lunn Investment Management Ltd.
Value ($000) $4,063 (-16.8%) Shares 229,660 (-14.6%)
STATE STREET CORP
Value ($000) $55,125 (-7.6%) Shares 3,116,155 (-5.2%)

Exited Positions (28)

HUSSMAN STRATEGIC ADVISORS, INC.
Value ($000) $3,812 Shares 210,000
Diametric Capital, LP
Value ($000) $207 Shares 11,417
State of Wyoming
Value ($000) $361 Shares 19,885
Y-Intercept (Hong Kong) Ltd
Value ($000) $940 Shares 51,817
ExodusPoint Capital Management, LP
Value ($000) $1,949 Shares 107,364
Aquatic Capital Management LLC
Value ($000) $456 Shares 25,100
Assenagon Asset Management S.A.
Value ($000) $3,639 Shares 200,510
JACOBS LEVY EQUITY MANAGEMENT, INC
Value ($000) $1,284 Shares 70,739
MARSHALL WACE, LLP
Value ($000) $3,178 Shares 175,083
Weiss Asset Management LP
Value ($000) $435 Shares 23,952
Brevan Howard Capital Management LP
Value ($000) $654 Shares 36,045
Asset Management One Co., Ltd.
Value ($000) $539 Shares 29,689
JANE STREET GROUP, LLC
Value ($000) $1,242 Shares 68,404
JENNISON ASSOCIATES LLC
Value ($000) $861 Shares 47,445
CAPSTONE INVESTMENT ADVISORS, LLC
Value ($000) $503 Shares 27,719
Gen-Wealth Partners Inc
Value ($000) $19 Shares 1,022
HRT FINANCIAL LP
Value ($000) $3 Shares 156,985
Freestone Grove Partners LP
Value ($000) $184 Shares 10,144
Squarepoint Ops LLC
Value ($000) $363 Shares 19,981
Mitsubishi UFJ Trust & Banking Corp
Value ($000) $281 Shares 15,469