ROUNDHILL ETF TRUST

MARS institutional ownership changes in Q2 2026: 10 institutions opened or added positions, 0 trimmed or exited. MARS (ROUNDHILL ETF TRUST) is held by 10 institutional investors as of Q2 2026. Top institutional shareholders: SUSQUEHANNA INTERNATIONAL GROUP, LLP ($7.9M), JANE STREET GROUP, LLC ($3.1M), CITADEL ADVISORS LLC ($825,488). Net institutional sentiment: Bullish.

10

Holders

(1 Elite)

$12.6M

Total Value

100% (10)

Consensus

10 buying - 0 selling

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

MA

Smart Money Verdict

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Institutional (13F)82

Insider (Form 4)84

Activist (13D/13G)66

Congressional (STOCK Act)75

Holder Quality

36

★★★★★

Elite

74

★★★★

Strong

44

★★★

Solid

82

★★

Below

75

★

Weak

Held by 10 funds

1 elite

Who's Trading

Source dates: Price Oct 22, 2026 · Insiders none · Activists none · Congress none

No recent insider, activist, or congressional trades for MARS.

Top Holders

Top Holders (10)History

AllNewIncreasedHeldDecreasedExitedFirst report

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Fund	Action	Shares	Value	Weight	Est. P&L	Conviction
SUSQUEHANNA INTERNATIONAL GROUP, LLP	New	245,624	$7.9M	0.0%	-31.41%	38
JANE STREET GROUP, LLC	Increased	96,422(+174.3%)	$3.1M	0.0%	-25.79%	43
CITADEL ADVISORS LLC	New	25,549	$825,488	0.0%	-31.41%	34
SIMPLEX TRADING, LLC	New	8,538	$275,862	0.0%	-31.41%	32
UBS Group AG	Increased	8,486(+414.0%)	$274,183	0.0%	-28.52%	26
GROUP ONE TRADING LLC	New	3,010	$97,253	0.0%	-31.41%	30
OSAIC HOLDINGS, INC.	New	558	$18,028	0.0%	-31.41%	28
Steward Partners Investment Advisory, LLC	New	215	$6,947	0.0%	-31.41%	25
AE Wealth Management LLC	New	130	$4,200	0.0%	-31.41%	22
Farther Finance Advisors, LLC	New	8	$246	0.0%	-22.25%	17