diff --git a/src/shared/service-loader.ts b/src/shared/service-loader.ts
index a45799f..cdb919d 100644
--- a/src/shared/service-loader.ts
+++ b/src/shared/service-loader.ts
@@ -12,6 +12,7 @@ import { StreamManagementService } from '../slices/stream-management';
 import { MobileIntegrationService } from '../slices/mobile-integration';
 import { APIService } from '../slices/api';
 import { CommandRegistrationService } from '../slices/command-registration';
+import { ContextMenuService } from '../slices/context-menu';
 
 export class ServiceLoader {
     /**
@@ -28,6 +29,7 @@ export class ServiceLoader {
         sliceContainer.register('ribbon-integration', new RibbonService());
         sliceContainer.register('mobile-integration', new MobileIntegrationService());
         sliceContainer.register('command-registration', new CommandRegistrationService());
+        sliceContainer.register('context-menu', new ContextMenuService());
     }
 
     /**
diff --git a/src/slices/context-menu/ContextMenuService.ts b/src/slices/context-menu/ContextMenuService.ts
new file mode 100644
index 0000000..cfa5ffa
--- /dev/null
+++ b/src/slices/context-menu/ContextMenuService.ts
@@ -0,0 +1,164 @@
+import { PluginAwareSliceService } from '../../shared/base-slice';
+import { StreamManagementService } from '../stream-management/StreamManagementService';
+import { centralizedLogger } from '../../shared/centralized-logger';
+import { MoveTextToStreamModal, MoveTextOptions } from './MoveTextToStreamModal';
+import { MarkdownView, Notice, Menu, Editor, TFile, TAbstractFile } from 'obsidian';
+import { Stream } from '../../shared/types';
+
+export class ContextMenuService extends PluginAwareSliceService {
+    private registeredEvents: Array<() => void> = [];
+
+    async initialize(): Promise<void> {
+        if (this.initialized) return;
+
+        this.registerEditorContextMenu();
+        this.registerFileContextMenu();
+        this.initialized = true;
+    }
+
+    cleanup(): void {
+        this.registeredEvents.forEach(unregister => unregister());
+        this.registeredEvents = [];
+        this.initialized = false;
+    }
+
+    private registerEditorContextMenu(): void {
+        const plugin = this.getPlugin();
+        
+        const unregister = plugin.registerEvent(
+            plugin.app.workspace.on('editor-menu', (menu: Menu, editor: Editor) => {
+                const selectedText = editor.getSelection();
+                
+                if (selectedText && this.hasStreams()) {
+                    this.addMoveTextMenuItem(menu, selectedText, editor);
+                }
+            })
+        ) as unknown as () => void;
+        
+        this.registeredEvents.push(unregister);
+    }
+
+    private registerFileContextMenu(): void {
+        // File context menu functionality removed as requested
+    }
+
+
+    private addMoveTextMenuItem(menu: Menu, selectedText: string, editor: Editor): void {
+        menu.addItem((item) => {
+            item
+                .setTitle('Move selected text to stream')
+                .setIcon('arrow-right')
+                .onClick(async () => {
+                    await this.showMoveTextModal(selectedText, editor);
+                });
+        });
+    }
+
+
+    private hasStreams(): boolean {
+        return this.getStreams().length > 0;
+    }
+
+    private async showMoveTextModal(selectedText: string, editor: Editor): Promise<void> {
+        const streams = this.getStreams();
+        if (streams.length === 0) {
+            new Notice('No streams available');
+            return;
+        }
+
+        const moveOptions: MoveTextOptions = {
+            selectedText,
+            sourceEditor: editor,
+            sourceView: this.getPlugin().app.workspace.getActiveViewOfType(MarkdownView)
+        };
+
+        const modal = new MoveTextToStreamModal(
+            this.getPlugin().app,
+            streams,
+            moveOptions,
+            (options) => this.moveTextToStream(options)
+        );
+
+        modal.open();
+    }
+
+    private async moveTextToStream(options: {
+        stream: Stream;
+        date: string;
+        prepend: boolean;
+        addDivider: boolean;
+        text: string;
+        sourceEditor: Editor;
+        sourceView: MarkdownView | null;
+    }): Promise<void> {
+        try {
+            const { stream, date, prepend, addDivider, text, sourceEditor } = options;
+            
+            const fileName = `${date}.md`;
+            const filePath = `${stream.folder}/${fileName}`;
+            
+            let targetFile = this.getPlugin().app.vault.getAbstractFileByPath(filePath);
+            let targetContent = '';
+            
+            if (targetFile) {
+                targetContent = await this.getPlugin().app.vault.read(targetFile as TFile);
+            } else {
+                targetContent = `# ${date}\n\n`;
+                targetFile = await this.getPlugin().app.vault.create(filePath, targetContent);
+            }
+            
+            const textToAdd = this.prepareTextToAdd(text, addDivider, prepend);
+            const newContent = this.insertTextIntoContent(targetContent, textToAdd, prepend);
+            
+            await this.getPlugin().app.vault.modify(targetFile as TFile, newContent);
+            
+            if (sourceEditor.getSelection() === text) {
+                sourceEditor.replaceSelection('');
+            }
+            
+            new Notice(`Text moved to ${stream.name} (${date})`);
+            
+        } catch (error) {
+            centralizedLogger.error('Error moving text to stream:', error);
+            throw error;
+        }
+    }
+
+    private prepareTextToAdd(text: string, addDivider: boolean, prepend: boolean): string {
+        if (!addDivider) {
+            return `\n\n${text}\n`;
+        }
+        
+        return prepend 
+            ? `\n\n${text}\n\n---\n`
+            : `\n\n---\n\n${text}\n`;
+    }
+
+    private insertTextIntoContent(content: string, textToAdd: string, prepend: boolean): string {
+        if (!prepend) {
+            return content + textToAdd;
+        }
+        
+        const headingMatch = content.match(/^# .+$/m);
+        if (headingMatch) {
+            const insertIndex = headingMatch.index! + headingMatch[0].length;
+            return content.slice(0, insertIndex) + textToAdd + content.slice(insertIndex);
+        }
+        
+        return textToAdd + content;
+    }
+
+    private getStreams(): Stream[] {
+        const plugin = this.getPlugin() as any;
+        return plugin.settings?.streams || [];
+    }
+
+    private getStreamService(): StreamManagementService | null {
+        return this.getService('stream-management') as StreamManagementService | null;
+    }
+
+    private getService(serviceName: string): unknown {
+        const container = (this.getPlugin() as any).sliceContainer;
+        return container?.get(serviceName);
+    }
+}
diff --git a/src/slices/context-menu/MoveTextToStreamModal.ts b/src/slices/context-menu/MoveTextToStreamModal.ts
new file mode 100644
index 0000000..0a9cda6
--- /dev/null
+++ b/src/slices/context-menu/MoveTextToStreamModal.ts
@@ -0,0 +1,243 @@
+import { App, Modal, Setting, TFile, MarkdownView, Notice } from 'obsidian';
+import { Stream } from '../../shared/types';
+import { centralizedLogger } from '../../shared/centralized-logger';
+
+export interface MoveTextOptions {
+    selectedText: string;
+    sourceEditor: any;
+    sourceView: any;
+}
+
+export class MoveTextToStreamModal extends Modal {
+    private streams: Stream[];
+    private selectedStream: Stream | null = null;
+    private useToday: boolean = true;
+    private selectedDate: string = new Date().toISOString().split('T')[0];
+    private prependMode: boolean = false; // true = prepend, false = append
+    private addDivider: boolean = true; // true = add --- divider, false = no divider
+    private selectedText: string;
+    private sourceEditor: any;
+    private sourceView: any;
+    private onMove: (options: {
+        stream: Stream;
+        date: string;
+        prepend: boolean;
+        addDivider: boolean;
+        text: string;
+        sourceEditor: any;
+        sourceView: any;
+    }) => Promise<void>;
+
+    constructor(
+        app: App,
+        streams: Stream[],
+        moveOptions: MoveTextOptions,
+        onMove: (options: {
+            stream: Stream;
+            date: string;
+            prepend: boolean;
+            addDivider: boolean;
+            text: string;
+            sourceEditor: any;
+            sourceView: any;
+        }) => Promise<void>
+    ) {
+        super(app);
+        this.streams = streams;
+        this.onMove = onMove;
+        this.selectedStream = streams.length > 0 ? streams[0] : null;
+        this.selectedText = moveOptions.selectedText;
+        this.sourceEditor = moveOptions.sourceEditor;
+        this.sourceView = moveOptions.sourceView;
+    }
+
+    onOpen() {
+        const { contentEl } = this;
+        contentEl.empty();
+
+        // Title
+        contentEl.createEl('h2', { text: 'Move Text to Stream' });
+
+        // Stream selection
+        new Setting(contentEl)
+            .setName('Target Stream')
+            .setDesc('Select the stream to move the text to')
+            .addDropdown(dropdown => {
+                this.streams.forEach(stream => {
+                    dropdown.addOption(stream.id, stream.name);
+                });
+                
+                if (this.selectedStream) {
+                    dropdown.setValue(this.selectedStream.id);
+                }
+                
+                dropdown.onChange(value => {
+                    this.selectedStream = this.streams.find(s => s.id === value) || null;
+                });
+            });
+
+        // Date selection toggle
+        new Setting(contentEl)
+            .setName('Date Selection')
+            .setDesc('Choose when to add the text')
+            .addToggle(toggle => {
+                toggle
+                    .setValue(this.useToday)
+                    .onChange(value => {
+                        this.useToday = value;
+                        this.updateDateSetting();
+                    });
+            })
+            .addText(text => {
+                text
+                    .setValue('Today')
+                    .setDisabled(true);
+            });
+
+        // Custom date setting (stubbed for future calendar implementation)
+        this.createDateSetting(contentEl);
+
+        // Prepend/Append toggle
+        new Setting(contentEl)
+            .setName('Text Position')
+            .setDesc('Choose where to place the text in the target file')
+            .addToggle(toggle => {
+                toggle
+                    .setValue(this.prependMode)
+                    .onChange(value => {
+                        this.prependMode = value;
+                    });
+            })
+            .addText(text => {
+                text
+                    .setValue(this.prependMode ? 'Prepend (add to top)' : 'Append (add to bottom)')
+                    .setDisabled(true);
+            });
+
+        // Divider toggle
+        new Setting(contentEl)
+            .setName('Add Divider')
+            .setDesc('Add --- separator around the moved text')
+            .addToggle(toggle => {
+                toggle
+                    .setValue(this.addDivider)
+                    .onChange(value => {
+                        this.addDivider = value;
+                    });
+            })
+            .addText(text => {
+                text
+                    .setValue(this.addDivider ? 'Add --- separator' : 'No separator')
+                    .setDisabled(true);
+            });
+
+
+        // Action buttons
+        const buttonContainer = contentEl.createEl('div', {
+            cls: 'move-text-buttons'
+        });
+
+        const moveButton = buttonContainer.createEl('button', {
+            text: 'Move Text',
+            cls: 'mod-cta'
+        });
+
+        const cancelButton = buttonContainer.createEl('button', {
+            text: 'Cancel',
+            cls: 'mod-secondary'
+        });
+
+        // Event handlers
+        moveButton.addEventListener('click', async () => {
+            await this.handleMove();
+        });
+
+        cancelButton.addEventListener('click', () => {
+            this.close();
+        });
+
+        // Update date setting initially
+        this.updateDateSetting();
+    }
+
+    private createDateSetting(container: HTMLElement): void {
+        this.dateSetting = new Setting(container)
+            .setName('Custom Date')
+            .setDesc('Select a specific date (future: calendar picker)')
+            .addText(text => {
+                text
+                    .setValue(this.selectedDate)
+                    .setPlaceholder('YYYY-MM-DD')
+                    .onChange(value => {
+                        this.selectedDate = value;
+                    });
+            })
+            .addButton(button => {
+                button
+                    .setButtonText('📅')
+                    .setTooltip('Open calendar picker (coming soon)')
+                    .onClick(() => {
+                        // TODO: Implement calendar picker
+                        this.showCalendarStub();
+                    });
+            });
+
+        this.dateSetting.settingEl.style.display = this.useToday ? 'none' : 'block';
+    }
+
+    private updateDateSetting(): void {
+        if (this.dateSetting) {
+            this.dateSetting.settingEl.style.display = this.useToday ? 'none' : 'block';
+        }
+    }
+
+    private showCalendarStub(): void {
+        // TODO: Implement calendar picker
+        // For now, just show a notice
+        new Notice('Calendar picker coming soon!');
+    }
+
+    private getSelectedText(): string {
+        return this.selectedText;
+    }
+
+    private async handleMove(): Promise<void> {
+        if (!this.selectedStream) {
+            new Notice('Please select a stream');
+            return;
+        }
+
+        if (!this.useToday && !this.selectedDate) {
+            new Notice('Please select a date');
+            return;
+        }
+
+        try {
+            const targetDate = this.useToday ? 
+                new Date().toISOString().split('T')[0] : 
+                this.selectedDate;
+
+            await this.onMove({
+                stream: this.selectedStream,
+                date: targetDate,
+                prepend: this.prependMode,
+                addDivider: this.addDivider,
+                text: this.getSelectedText(),
+                sourceEditor: this.sourceEditor,
+                sourceView: this.sourceView
+            });
+
+            this.close();
+        } catch (error) {
+            centralizedLogger.error('Error moving text to stream:', error);
+            new Notice('Failed to move text to stream');
+        }
+    }
+
+    onClose() {
+        const { contentEl } = this;
+        contentEl.empty();
+    }
+
+    private dateSetting: Setting | null = null;
+}
diff --git a/src/slices/context-menu/index.ts b/src/slices/context-menu/index.ts
new file mode 100644
index 0000000..ab077ba
--- /dev/null
+++ b/src/slices/context-menu/index.ts
@@ -0,0 +1,3 @@
+export { ContextMenuService } from './ContextMenuService';
+export { MoveTextToStreamModal } from './MoveTextToStreamModal';
+export type { MoveTextOptions } from './MoveTextToStreamModal';
diff --git a/styles.css b/styles.css
index 480aad4..ed72520 100644
--- a/styles.css
+++ b/styles.css
@@ -682,4 +682,47 @@
 
 .is-phone .streams-create-file-date {
     font-size: 1.5em;
+}
+
+/*********************************************************
+ * MOVE TEXT MODAL STYLES
+ *********************************************************/
+
+.move-text-buttons {
+    display: flex;
+    gap: 8px;
+    justify-content: flex-end;
+    margin-top: 20px;
+    padding-top: 16px;
+    border-top: 1px solid var(--background-modifier-border);
+}
+
+.move-text-buttons button {
+    min-width: 80px;
+    padding: 8px 16px;
+    border-radius: 4px;
+    font-weight: 500;
+    cursor: pointer;
+    transition: all 0.2s ease;
+}
+
+.move-text-buttons button.mod-cta {
+    background: var(--interactive-accent);
+    color: var(--text-on-accent);
+    border: none;
+}
+
+.move-text-buttons button.mod-cta:hover {
+    background: var(--interactive-accent-hover);
+}
+
+.move-text-buttons button.mod-secondary {
+    background: var(--interactive-normal);
+    color: var(--text-normal);
+    border: 1px solid var(--background-modifier-border);
+}
+
+.move-text-buttons button.mod-secondary:hover {
+    background: var(--interactive-hover);
+    border-color: var(--text-accent);
 }
\ No newline at end of file