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Roundhill Space & Tcnlgy ETF (MARS)

Q2 2026 vs Q3 2026

Comparing institutional holders between quarters

Quarters

Q3 2026Q2 2026Q1 2026
CompareDetailedHistoricalFundsOptionsShort Interest13D/13GPeersTargetingTrading SummaryProfile
MGO One Seven LLC
DECREASED
Shares19,876 from 22,912
Change-3,036 (-13%)
Value$499.3K (-$241.0K)
Filed 2026-10-28
Commonwealth Equity Services, LLC
NEW
Shares9,938
Change+9,938
Value$249.6K
Filed 2026-11-02
Simplex Trading, LLC
DECREASED
Shares6,051 from 8,538
Change-2,487 (-29%)
Value$152.0K (-$123.9K)
Filed 2026-11-04
Group One Trading LLC
DECREASED
Shares1,495 from 3,010
Change-1,515 (-50%)
Value$37.6K (-$59.7K)
Filed 2026-11-10
GK Wealth Management LLC
NEW
Shares530
Change+530
Value$13.3K
Filed 2026-10-09
Milestone Investment Advisors LLC
NEW
Shares376
Change+376
Value$9.4K
Filed 2026-11-05
CNB Bank
UNCHANGED
Shares100 from 100
Change0 (0%)
Value$2.5K (-$719)
Filed 2026-11-09
Rossby Financial, LCC
NEW
Shares77
Change+77
Value$1.9K
Filed 2026-11-05
Nfsg Corp
UNCHANGED
Shares30 from 30
Change0 (0%)
Value$754 (-$215)
Filed 2026-10-15
SBI Securities Co., Ltd.
NEW
Shares10
Change+10
Value$251
Filed 2026-10-22
Nuveen, LLC
NEW
Shares2
Change+2
Value$51
Filed 2026-11-10
Main Street Group, LTD
UNCHANGED
Shares2 from 2
Change0 (0%)
Value$50 (-$15)
Filed 2026-10-28
Cambridge Investment Research Advisors, Inc.
CLOSED
Shares0 from 12,280
Change-12,280 (-100%)
Value$0 (-$397)
Filed 2026-11-02
UBS Group AG
CLOSED
Shares0 from 8,486
Change-8,486 (-100%)
Value$0 (-$274.2K)
Filed 2026-11-10
Farther Finance Advisors, LLC
CLOSED
Shares0 from 8
Change-8 (-100%)
Value$0 (-$246)
Filed 2026-10-08
Susquehanna International Group, LLP
N/A
Shares— from 245,624
Change-245,624 (-100%)
Value—
Old Mission Capital LLC
N/A
Shares— from 113,376
Change-113,376 (-100%)
Value—
Jane Street Group, LLC
N/A
Shares— from 96,422
Change-96,422 (-100%)
Value—
Citadel Advisors LLC
N/A
Shares— from 25,549
Change-25,549 (-100%)
Value—
Prelude Capital Management, LLC
N/A
Shares— from 10,000
Change-10,000 (-100%)
Value—
Osaic Holdings, Inc.
N/A
Shares— from 558
Change-558 (-100%)
Value—
Steward Partners Investment Advisory, LLC
N/A
Shares— from 215
Change-215 (-100%)
Value—
AE Wealth Management LLC
N/A
Shares— from 130
Change-130 (-100%)
Value—
Ameritas Advisory Services, LLC
N/A
Shares— from 30
Change-30 (-100%)
Value—
Status
MGO One Seven LLC
DECREASED19,87622,912-3,036-13%$740.3K$499.3K-$241.0K2026-10-28
Commonwealth Equity Services, LLC
NEW9,938—+9,938——$249.6K—2026-11-02
Simplex Trading, LLC
DECREASED6,0518,538-2,487-29%$275.9K$152.0K-$123.9K2026-11-04
Group One Trading LLC
DECREASED1,4953,010-1,515-50%$97.3K$37.6K-$59.7K2026-11-10
GK Wealth Management LLC
NEW530—+530——$13.3K—2026-10-09
Milestone Investment Advisors LLC
NEW376—+376——$9.4K—2026-11-05
CNB Bank
UNCHANGED10010000%$3.2K$2.5K-$7192026-11-09
Rossby Financial, LCC
NEW77—+77——$1.9K—2026-11-05
Nfsg Corp
UNCHANGED303000%$969$754-$2152026-10-15
SBI Securities Co., Ltd.
NEW10—+10——$251—2026-10-22
Nuveen, LLC
NEW2—+2——$51—2026-11-10
Main Street Group, LTD
UNCHANGED2200%$65$50-$152026-10-28
Cambridge Investment Research Advisors, Inc.
CLOSED012,280-12,280-100%$397$0-$3972026-11-02
UBS Group AG
CLOSED08,486-8,486-100%$274.2K$0-$274.2K2026-11-10
Farther Finance Advisors, LLC
CLOSED08-8-100%$246$0-$2462026-10-08
Susquehanna International Group, LLP
N/A—245,624-245,624-100%$7.9M———
Old Mission Capital LLC
N/A—113,376-113,376-100%$3.7M———
Jane Street Group, LLC
N/A—96,422-96,422-100%$3.1M———
Citadel Advisors LLC
N/A—25,549-25,549-100%$825.5K———
Prelude Capital Management, LLC
N/A—10,000-10,000-100%$323.1K———
Osaic Holdings, Inc.
N/A—558-558-100%$18.0K———
Steward Partners Investment Advisory, LLC
N/A—215-215-100%$6.9K———
AE Wealth Management LLC
N/A—130-130-100%$4.2K———
Ameritas Advisory Services, LLC
N/A—30-30-100%$969———
Showing 24 of 24 institutions