SEC Insider Transactions from Becker Brian.

Last updated: 2026-03-14 11:19 UTC | Total transactions: 45

Becker Brian, CFO of A10 Networks ($ATEN), made one open market sale of shares in the last year, totaling $115,392. His most recent sale occurred on August 13, 2025. This ranks 9,359th among 11,678 insiders by sale value, well below the $8.6 million average across about six transactions per insider. He recorded no open market purchases.

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Transaction Date Company Ticker Insider Name Title Transaction Type Security Shares Price Shares Owned Following Total Shares Outstanding % of Owned % of Outstanding
Aug. 13, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 6400 $18.03 77,599.0000 75,302,000 7.62% 0.01%
March 10, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 7306 $0.00 77,681.0000 75,302,000 10.38% 0.01%
March 10, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 10125 $0.00 87,806.0000 75,302,000 13.03% 0.01%
March 11, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 3807 $19.38 83,999.0000 75,302,000 4.34% 0.01%
March 10, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 7306 $0.00 0.0000 75,302,000 100.00% 0.01%
March 10, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 10125 $0.00 0.0000 75,302,000 100.00% 0.01%
Feb. 20, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 7307 $0.00 71,612.0000 75,302,000 11.36% 0.01%
Feb. 21, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 1237 $21.13 70,375.0000 75,302,000 1.73% 0.00%
Feb. 20, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 7307 $0.00 7,306.0000 75,302,000 50.00% 0.01%
Feb. 13, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 10126 $0.00 66,875.0000 75,302,000 17.84% 0.01%
Feb. 14, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 2570 $21.68 64,305.0000 75,302,000 3.84% 0.00%
Feb. 13, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 10126 $0.00 10,125.0000 75,302,000 50.00% 0.01%
Feb. 6, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer A Common Stock 13587 $0.00 56,749.0000 75,302,000 31.48% 0.02%
Feb. 6, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer A Performance-based Restricted Stock Units 13587 $0.00 13,587.0000 75,302,000 9999.99% 0.02%
Feb. 3, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 6740 $19.61 43,162.0000 75,302,000 13.51% 0.01%
Jan. 23, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 12702 $0.00 54,828.0000 75,302,000 30.15% 0.02%
Jan. 24, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 4926 $19.46 49,902.0000 75,302,000 8.98% 0.01%
Jan. 23, 2025 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 12702 $0.00 0.0000 75,302,000 100.00% 0.02%
Dec. 26, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 12703 $0.00 45,344.0000 75,236,000 38.92% 0.02%
Dec. 26, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 3218 $18.81 42,126.0000 75,236,000 7.10% 0.00%
Dec. 26, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 12703 $0.00 12,702.0000 75,236,000 50.00% 0.02%
Nov. 27, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1200 $16.95 32,641.0000 75,236,000 3.55% 0.00%
Aug. 6, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer F Common Stock 411 $12.42 33,841.0000 75,550,000 1.20% 0.00%
Feb. 13, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 15000 $12.93 34,252.0000 75,550,000 30.46% 0.02%
Feb. 2, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1784 $13.21 53,863.0000 75,550,000 3.21% 0.00%
Feb. 2, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 2564 $13.21 51,299.0000 75,550,000 4.76% 0.00%
Feb. 5, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 2047 $13.06 49,252.0000 75,550,000 3.99% 0.00%
Jan. 30, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer A Common Stock 16937 $0.00 55,647.0000 75,550,000 43.75% 0.02%
Jan. 30, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer A Performance-based Restricted Stock Units 25405 $0.00 25,405.0000 75,550,000 9999.99% 0.03%
Jan. 24, 2024 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1375 $14.03 38,710.0000 75,550,000 3.43% 0.00%
Sept. 5, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1559 $15.10 40,085.0000 77,751,000 3.74% 0.00%
Aug. 18, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1556 $14.46 41,644.0000 77,751,000 3.60% 0.00%
Aug. 7, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 2886 $15.46 43,200.0000 77,751,000 6.26% 0.00%
Aug. 3, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 12347 $15.50 46,086.0000 77,751,000 21.13% 0.02%
July 31, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1565 $15.37 58,433.0000 77,751,000 2.61% 0.00%
May 19, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 12500 $14.13 59,380.0000 77,751,000 17.39% 0.02%
March 13, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 526 $14.37 71,880.0000 77,751,000 0.73% 0.00%
Feb. 21, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer A Common Stock 13501 $0.00 72,406.0000 77,751,000 22.92% 0.02%
Feb. 21, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer A Performance-based Restricted Stock Units 20251 $0.00 20,251.0000 77,751,000 9999.99% 0.03%
Feb. 14, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 850 $15.11 58,905.0000 77,751,000 1.42% 0.00%
Feb. 3, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1618 $15.87 59,277.0000 77,751,000 2.66% 0.00%
Feb. 2, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Common Stock 7307 $0.00 62,182.0000 77,751,000 13.32% 0.01%
Feb. 2, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 1287 $15.83 60,895.0000 77,751,000 2.07% 0.00%
Feb. 2, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer M Performance-based Restricted Stock Units 7307 $0.00 14,613.0000 77,751,000 33.33% 0.01%
Jan. 30, 2023 A10 Networks, Inc. $ATEN Becker Brian Chief Financial Officer S Common Stock 798 $15.15 54,875.0000 77,751,000 1.43% 0.00%