0001631942 jhct:C000154149Member 2023-12-31 2024-06-30 0001631942 2023-12-31 2024-06-30 0001631942 jhct:C000154149Member 2024-06-30 0001631942 us-gaap:BankTimeDepositsMember jhct:C000154149Member 2024-06-30 0001631942 us-gaap:CertificatesOfDepositMember jhct:C000154149Member 2024-06-30 0001631942 us-gaap:CommercialPaperMember jhct:C000154149Member 2024-06-30 0001631942 jhct:CorporateInterestBearingObligationsMember jhct:C000154149Member 2024-06-30 0001631942 jhct:OtherAssetsAndLiabilitiesNetMember jhct:C000154149Member 2024-06-30 0001631942 jhct:C000154149Member jhct:Over90DaysMember 2024-06-30 0001631942 us-gaap:RepurchaseAgreementsMember jhct:C000154149Member 2024-06-30 0001631942 jhct:C000154149Member jhct:SixtyOneTo90DaysMember 2024-06-30 0001631942 jhct:C000154149Member jhct:ThirtyOneTo60DaysMember 2024-06-30 0001631942 us-gaap:USGovernmentCorporationsAndAgenciesSecuritiesMember jhct:C000154149Member 2024-06-30 0001631942 us-gaap:USGovernmentDebtSecuritiesMember jhct:C000154149Member 2024-06-30 0001631942 jhct:C000154149Member jhct:ZeroTo30DaysMember 2024-06-30 iso4217:USD iso4217:USD shares pure shares utr:D jhct:Holding 0.134 0.125 0.072 0.669 0001631942 false true This semi-annual shareholder report contains important information about the John Hancock Collateral Trust (the fund) for the period of January 1, 2024 to June 30, 2024. N-CSRS semi-annual shareholder report JOHN HANCOCK COLLATERAL TRUST 2024-06-30 John Hancock Collateral Trust John Hancock Collateral Trust You can find additional information about the fund at <span>jhinvestments.com/collateral-trust</span>. You can also request this information by contacting us at 800-225-5291. jhinvestments.com/collateral-trust 800-225-5291 <div style="margin-top: 0px; font-family: 'arial narrow'; color: #000000; font-size: 10pt; font-weight: bold; margin-bottom: 6pt;"><b>What were the fund costs during the last six months?</b></div> <div style="margin-top: 0px; margin-bottom: 0px; font-family: 'arial narrow'; color: #000000; font-size: 9pt; font-weight: bold;"><i>(Based on a hypothetical $10,000 investment)</i></div> <table style="width: 100%; border-collapse: collapse; page-break-inside: avoid;"> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="break-inside: avoid; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; text-align: left; padding: 0px 3pt;">Fund</td> <td style="break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; padding: 0px 3pt;"></td> <td style="break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; padding: 0px 3pt;"></td> <td style="break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; padding: 0px 3pt;">Costs of a $10,000 investment</td> <td style="break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; font-weight: bold; vertical-align: bottom; padding: 0px 3pt;">Costs paid as a percentage<br/>of a $10,000 investment</td> </tr> <tr style="page-break-inside: avoid; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none;"> <td style="page-break-inside: avoid; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; text-align: left; vertical-align: bottom; padding: 6pt 3pt 3pt 3pt;">Collateral Trust</td> <td style="page-break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; vertical-align: bottom; padding: 6pt 3pt 3pt 3pt;"></td> <td style="page-break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; vertical-align: bottom; padding: 6pt 3pt 3pt 3pt;"></td> <td style="page-break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; vertical-align: bottom; padding: 6pt 3pt 3pt 3pt;"><span style="width: 12pt;"> </span> <span style="float: none;">$</span>5</td> <td style="page-break-inside: avoid; text-align: right; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; vertical-align: bottom; padding: 6pt 3pt 3pt 3pt;">0.10<span>%</span></td> </tr> </table> 5 0.0010 <div style="font-family: 'arial narrow'; color: #000000; font-size: 10pt; font-weight: bold; margin-top: 0px; margin-bottom: 0px;" title="oef:AddlFundStatisticsTextBlock">Fund Statistics</div> <table style="width: 100%; border-collapse: collapse; page-break-inside: avoid;"> <tr style="page-break-inside: avoid; height: 20pt; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt;"> <td style="break-inside: avoid; vertical-align: middle; color: #000000; font-size: 9pt; width: 90%; text-align: left; font-family: 'Arial Narrow'; font-weight: bold; padding: 0px 10pt;">Fund net assets</td> <td style="break-inside: avoid; text-align: right; vertical-align: middle; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; padding: 0px 10pt;"><span style="width: 12pt;"> </span> <span style="float: none;">$</span>1,945,627,192</td> </tr> <tr style="page-break-inside: avoid; height: 20pt; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt;"> <td style="page-break-inside: avoid; vertical-align: middle; color: #000000; font-size: 9pt; width: 90%; text-align: left; font-family: 'Arial Narrow'; font-weight: bold; padding: 6pt 10pt 3pt 10pt;">Total number of portfolio holdings</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; padding: 6pt 10pt 3pt 10pt;"><span style="width: 12pt;"> </span> <span style="visibility: hidden; display: none; float: none;">$</span>127</td> </tr> <tr style="page-break-inside: avoid; height: 20pt; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt;"> <td style="page-break-inside: avoid; vertical-align: middle; color: #000000; font-size: 9pt; width: 90%; text-align: left; font-family: 'Arial Narrow'; font-weight: bold; padding: 6pt 10pt 3pt 10pt;">Weighted Average Maturity</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; font-family: 'Arial Narrow'; color: #000000; font-size: 9pt; padding: 6pt 10pt 3pt 10pt;">47 Days</td> </tr> </table> 1945627192 127 <div style="margin-top: 0px; font-family: 'arial narrow'; color: #000000; font-size: 10pt; font-weight: bold; margin-bottom: 6pt;" title="oef:HoldingsTableTextBlock">Graphical Representation of Holdings</div> <div style="margin-top: 0px; font-family: 'arial narrow'; color: #000000; font-size: 9pt; margin-bottom: 7pt;">The tables below show the investment makeup of the fund, representing percentage of the total net assets of the fund.</div> <div style="border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; font-family: 'arial narrow'; color: #000000; letter-spacing: 1.25px; text-transform: uppercase; font-size: 10pt; text-align: center; padding-bottom: 0px; margin-bottom: 0px; margin-top: 5pt; font-weight: bold;"><b>Portfolio Composition</b></div> <table style="width: 100%; border-collapse: collapse; page-break-inside: avoid;"> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="break-inside: avoid; vertical-align: middle; text-align: left; padding: 0px 3pt;">Commercial paper</td> <td style="break-inside: avoid; text-align: right; vertical-align: middle; padding: 0px 3pt;">27.8<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">U.S. Government</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">27.0<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">Corporate interest-bearing obligations</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">16.4<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">Time deposits</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">8.4<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">Certificate of deposit</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">7.8<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">Repurchase agreement</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">7.6<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">U.S. Government Agency</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">4.7<span>%</span></td> </tr> <tr style="page-break-inside: avoid; border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; height: 20pt;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;">Other assets and liabilities, net</td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;">0.3<span>%</span></td> </tr> <tr style="page-break-inside: avoid; height: 20pt; border-bottom-width: initial; border-bottom-color: initial; border-bottom-style: none;"> <td style="page-break-inside: avoid; vertical-align: middle; text-align: left; padding: 6pt 3pt 3pt 3pt;"><strong> </strong></td> <td style="page-break-inside: avoid; text-align: right; vertical-align: middle; padding: 6pt 3pt 3pt 3pt;"></td> </tr> </table> <div style="border-bottom-color: #000000; border-bottom-style: solid; border-bottom-width: 0.5pt; font-family: 'arial narrow'; color: #000000; letter-spacing: 1.25px; text-transform: uppercase; font-size: 10pt; text-align: center; padding-bottom: 0px; margin-bottom: 0px; margin-top: 5pt; font-weight: bold;"><b>Maturity Composition</b></div> <div style="padding-right: 6pt; padding-left: 6pt;"><img alt="Graphical Representation - Allocation 1 Chart" src="chartimages_5317788.jpg" style="width: 172.8pt;"/> </div> <div style="margin-top: 0px; font-family: 'arial narrow'; color: #000000; font-size: 9pt; margin-bottom: 7.5pt;">Holdings may not have been held by the fund for the entire period and are subject to change without notice. Portfolio composition is subject to review in accordance with the fund’s investment strategy and may vary in the future. Current and future portfolio holdings are subject to risk and may change at any time.</div> 0.278 0.270 0.164 0.084 0.078 0.076 0.047 0.003