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<!-- Created: Thu Oct 08 20:29:57 UTC 2026 -->
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sieb_AndrewHReichMember_lbl" xml:lang="en-US">Andrew H. Reich [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sieb_AndrewHReichMember_lbl0" xml:lang="en-US">Andrew H. Reich.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="sieb_JohnJGebbiaMember_lbl" xml:lang="en-US">John J. Gebbia [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="sieb_JohnJGebbiaMember_lbl0" xml:lang="en-US">John J. Gebbia.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProfitLoss_lbl" xml:lang="en-US">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</label>
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