SIEBERT FINL CORP

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SIEB·826176109·US·Common Stock·Financial Services - Capital Markets-Activist

SIEB (SIEBERT FINL CORP) is held by 37 institutional investors as of Q2 2026. Largest holders: VANGUARD CAPITAL MANAGEMENT LLC ($907,038), CANTOR FITZGERALD, L. P. ($851,253), GEODE CAPITAL MANAGEMENT, LLC ($419,165). Net institutional sentiment: Mixed.

37

Holders

(3 Elite)

$3.8M

Total Value

35% (52)

Consensus

18 buying - 34 selling

13F: Jun 30, 2026Insider & Congress: Updated regularly

Smart Money Verdict

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Institutional (13F)76

Insider (Form 4)63

Activist (13D/13G)70

Congressional (STOCK Act)77

Holder Quality

86

★★★★★

Elite

88

★★★★

Strong

14

★★★

Solid

52

★★

Below

89

★

Weak

Held by 37 funds

3 elite

Who's Trading

Source dates: Price Aug 28, 2026 · Insiders Aug 28, 2026 · Activists Aug 28, 2026 · Congress none

ActivistGEGloria E. Gebbia42.0%Aug 28, 2026

InsiderGEGebbia Gloria EGift 23K shAug 26, 2026

InsiderGJGebbia John JGift 23K shAug 26, 2026

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Top Holders

Top Holders (37)History

AllNewIncreasedHeldDecreasedExited

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
VAVANGUARD CAPITAL MANAGEMENT LLC	Decreased	549,720(-0.2%)	$907,038	0.0%	+5.76%	0
CANTOR FITZGERALD, L. P.	New	515,911	$851,253	0.0%	+22.42%	34
GEODE CAPITAL MANAGEMENT, LLC	Decreased	253,888(-41.7%)	$419,165	0.0%	-54.15%	0
Cetera Investment Advisers	Increased	146,990(+0.4%)	$242,534	0.0%	+15.77%	23
MILLENNIUM MANAGEMENT LLC	New	121,232	$200,033	0.0%	+22.42%	32
VFVANGUARD FIDUCIARY TRUST CO	Decreased	107,626(-4.7%)	$177,583	0.0%	+5.76%	0
BlackRock, Inc.	Decreased	101,946(-86.9%)	$168,210	0.0%	-57.18%	0
GOLDMAN SACHS GROUP INC	Increased	56,158(+55.7%)	$92,661	0.0%	-35.24%	21
JANE STREET GROUP, LLC	New	55,771	$92,023	0.0%	+22.42%	33
STATE STREET CORP	Decreased	50,650(-64.9%)	$83,573	0.0%	-49.21%	0
CITADEL ADVISORS LLC	Increased	48,906(+78.8%)	$80,695	0.0%	+12.51%	22
SUSQUEHANNA INTERNATIONAL GROUP, LLP	Increased	48,308(+68.5%)	$79,708	0.0%	-13.82%	21
NORTHERN TRUST CORP	Decreased	42,312(-69.5%)	$69,815	0.0%	-59.65%	0
DIMENSIONAL FUND ADVISORS LP	Decreased	26,299(-24.5%)	$43,545	0.0%	-48.22%	0
AQR CAPITAL MANAGEMENT LLC	New	25,273	$41,701	0.0%	+22.42%	31
UBS Group AG	Decreased	22,296(-86.1%)	$36,788	0.0%	-42.31%	0
MORGAN STANLEY	Increased	22,084(+168.3%)	$36,439	0.0%	-23.98%	22
Qube Research & Technologies Ltd	New	21,315	$35,170	0.0%	+22.42%	30
RENAISSANCE TECHNOLOGIES LLC	Decreased	21,000(-3.7%)	$34,650	0.0%	-28.59%	0
XTX Topco Ltd	New	17,780	$29,337	0.0%	+22.42%	27

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High Conviction Moves-Smart Money Convergence-Fund Consensus-Double-Down Detection

Data sourced from four public-disclosure sources: SEC 13F, Form 4, 13D/13G, and House/Senate STOCK Act disclosures. Not financial advice. Full disclaimer