| Accumulated Other Comprehensive Income (Loss) |
M. ACCUMULATED OTHER COMPREHENSIVE INCOME (LOSS) Changes in accumulated other comprehensive income (loss) attributable to Teradyne, which are presented net of tax, consist of the following:
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Foreign
Currency
Translation
Adjustment |
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Unrealized
(Losses) Gains on
Marketable
Securities |
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Unrealized (Losses) Gains on Cash Flow Hedges |
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Retirement
Plans Prior
Service
Credit |
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Total |
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(in thousands) |
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Nine Months Ended September 27, 2026 |
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Total balance at December 31, 2025, net of tax of $0, $(1,892),
$0, $(1,136), respectively |
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$ |
47,328 |
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$ |
(6,571 |
) |
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$ |
— |
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$ |
1,138 |
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$ |
41,895 |
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Other comprehensive (loss) gain before reclassifications,
net of tax of $0, $(677), $(32), $0, respectively |
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(31,396 |
) |
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(4,918 |
) |
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(114 |
) |
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— |
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(36,428 |
) |
Amounts reclassified from accumulated other comprehensive
income (loss), net of tax of $0, $10, $20, $(1), respectively |
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— |
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5 |
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69 |
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(3 |
) |
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71 |
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Net current period other comprehensive loss, net of tax
of $0, $(667), $(12), $(1), respectively |
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(31,396 |
) |
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(4,913 |
) |
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(45 |
) |
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(3 |
) |
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(36,357 |
) |
Total balance attributable to Teradyne at September 27, 2026, net of tax of $0, $(2,559), $(12), $(1,137), respectively |
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$ |
15,932 |
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$ |
(11,484 |
) |
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$ |
(45 |
) |
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$ |
1,135 |
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$ |
5,538 |
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Nine Months Ended September 28, 2025 |
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Total balance at December 31, 2024, net of tax of $0, $(2,174),
$209, $(1,134), respectively |
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$ |
(75,289 |
) |
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$ |
(7,807 |
) |
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$ |
731 |
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$ |
1,145 |
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$ |
(81,220 |
) |
Other comprehensive (loss) gain before reclassifications,
net of tax of $0, $316, $(109), $0, respectively |
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117,966 |
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1,324 |
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(381 |
) |
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— |
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118,909 |
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Amounts reclassified from accumulated other comprehensive
income (loss), net of tax of $0, $27, $(100), $(1), respectively |
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— |
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89 |
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(350 |
) |
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(6 |
) |
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(267 |
) |
Net current period other comprehensive loss, net of tax
of $0, $343, $(209), $(1), respectively |
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117,966 |
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1,413 |
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(731 |
) |
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(6 |
) |
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118,642 |
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Total balance attributable to Teradyne at September 28, 2025, net of tax of $0, $(1,831), $0, $(1,135), respectively |
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$ |
42,677 |
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$ |
(6,394 |
) |
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$ |
— |
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$ |
1,139 |
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$ |
37,422 |
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Reclassifications out of accumulated other comprehensive income (loss) to the statement of operations for the three and nine months ended September 27, 2026, and September 28, 2025, were as follows:
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Details about Accumulated Other Comprehensive Income (Loss) Components |
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For the Three Months
Ended |
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For the Nine Months
Ended |
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Affected Line Item
in the Statements
of Operations |
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September 27,
2026 |
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September 28,
2025 |
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September 27,
2026 |
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September 28,
2025 |
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(in thousands) |
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(in thousands) |
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Available-for-sale marketable securities: |
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Unrealized (losses) gains, net of tax of $2, $0, $(10), $(27), respectively |
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$ |
8 |
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$ |
— |
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$ |
(5 |
) |
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$ |
(89 |
) |
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Other (income) expense, net |
Cash flow hedges: |
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Unrealized (losses) gains, net of tax of $(20), $0, $(20), $100, respectively |
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(69 |
) |
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— |
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(69 |
) |
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350 |
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Revenue |
Defined benefit pension and postretirement plans: |
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Amortization of prior service credit, net of tax of $0, $0, $1, $1, respectively |
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1 |
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2 |
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3 |
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6 |
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(a) |
Total reclassifications, net of tax of $(18), $0, $(29), $74, respectively |
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$ |
(60 |
) |
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$ |
2 |
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$ |
(71 |
) |
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$ |
267 |
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Net income |
(a)The amortization of prior service credit is included in the computation of net periodic postretirement benefit cost. See Note Q: “Retirement Plans.” As of September 27, 2026, there were no components of accumulated other comprehensive income (loss) attributable to noncontrolling interests.
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