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ARK Space & Defense Innovation ETF
ARKX

169 hedge funds and large institutions have $155M invested in ARK Space & Defense Innovation ETF in 2026 Q2 according to their latest regulatory filings, with 60 funds opening new positions, 52 increasing their positions, 15 reducing their positions, and 15 closing their positions.

New
Increased
Maintained
Reduced
Closed

300% more first-time investments, than exits

New positions opened: 60 | Existing positions closed: 15

247% more repeat investments, than reductions

Existing positions increased: 52 | Existing positions reduced: 15

67% more capital invested

Capital invested by funds: $92.5M → $155M (+$62.1M)

32% more funds holding

Funds holding: 128 → 169 (+41)

2.48% more ownership

Funds ownership: 13.6% → 16.08% (+2.5%)

25% less call options, than puts

Call options by funds: $78.8M | Put options by funds: $105M

Holders
169
Holders Change
+41
Holders Change %
+32.03%
% of All Funds
2.04%
Holding in Top 10
–
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
–
New
60
Increased
52
Reduced
15
Closed
15
Calls
$78.8M
Puts
$105M
Net Calls
-$26M
Net Calls Change
-$36.3M

Top Buyers

Rank Fund Capital Flow
1
JG
Jain Global
New York
+$14.3M
2
LPL Financial
LPL Financial
California
+$12.1M
3
UBS Group
UBS Group
Switzerland
+$4.27M
4
GS
GTS Securities
Florida
+$3.34M
5
SP
Sequent Planning
Nebraska
+$3.28M

Top Sellers

Rank Fund Capital Flow
1
Citadel Advisors
Citadel Advisors
Florida
-$8.84M
2
FTUS
Flow Traders U.S.
New York
-$8.76M
3
QC
Quadrature Capital
United Kingdom
-$3.15M
4
BWM
Braeburn Wealth Management
Michigan
-$1.68M
5
Susquehanna International Group
Susquehanna International Group
Pennsylvania
-$780K
Name Holding Trade Value Shares
Change 		Change in
Stake
Renaissance Technologies
26
Renaissance Technologies
New York
$1.23M +$1.21M +36,100 New
KWM
27
Kingsview Wealth Management
Oregon
$1.17M +$17.2K +512 +2%
Stifel Financial
28
Stifel Financial
Missouri
$1.01M +$699K +20,758 +235%
Northwestern Mutual Wealth Management
29
Northwestern Mutual Wealth Management
Wisconsin
$950K +$438K +13,013 +88%
WS
30
Wedbush Securities
California
$949K +$59.6K +1,770 +7%
PAG
31
Private Advisor Group
New Jersey
$920K +$281K +8,365 +45%
CA
32
CoreCap Advisors
Michigan
$890K -$12.1K -361 -1%
SCM
33
SCS Capital Management
Massachusetts
$890K – – –
Cetera Investment Advisers
34
Cetera Investment Advisers
Illinois
$840K +$293K +8,700 +55%
PI
35
PFG Investments
New York
$826K +$59.5K +1,767 +8%
MCWS
36
McKinley Carter Wealth Services
West Virginia
$814K +$803K +23,866 New
Creative Planning
37
Creative Planning
Kansas
$751K +$137K +4,075 +23%
Goldman Sachs
38
Goldman Sachs
New York
$701K +$692K +20,553 New
BPA
39
Beacon Pointe Advisors
California
$687K +$678K +20,146 New
MOS
40
MGO One Seven
Ohio
$660K +$651K +19,338 New
KAS
41
Kestra Advisory Services
Texas
$656K +$294K +8,736 +83%
SWP
42
Stratos Wealth Partners
Ohio
$621K +$612K +18,189 New
PFS
43
Prospera Financial Services
Texas
$582K +$89.5K +2,659 +18%
SG
44
StoneX Group
New York
$569K +$549K +16,327 New
SA
45
Sanctuary Advisors
Indiana
$566K +$184K +5,456 +49%
CAL
46
Capital Advisors Ltd
Ohio
$559K +$232K +6,901 +73%
TFG
47
Turner Financial Group
Florida
$544K +$537K +15,958 New
KPWS
48
Kestra Private Wealth Services
Texas
$521K +$2.52K +75 +0.5%
EH
49
Equitable Holdings
New York
$516K +$509K +15,133 New
OC
50
Oppenheimer & Co
New York
$434K -$103K -3,066 -19%
1
2
3 4 5

ARKX Hedge Fund Activity: Q2 2026 in Review

169 of the 8,279 institutional investors tracked by Wall St. Rank reported a position in ARK Space & Defense Innovation ETF (ARKX) for Q2 2026, worth a combined $155M — up 67% from $92.5M a quarter earlier.

Buyers outnumbered sellers: 60 funds opened new ARKX positions and 15 closed out — a net gain of 45 holders — while 52 added to existing stakes and 15 trimmed.

The largest buyer was Jain Global, opening a new position worth an estimated $14.3M. The largest seller was Citadel Advisors, exiting entirely with an estimated $8.84M sold.

  • 169 institutional investors held ARK Space & Defense Innovation ETF (ARKX) as of Q2 2026, up from 128 in Q1 2026.
  • Funds reported $155M of ARK Space & Defense Innovation ETF stock for Q2 2026, up 67% quarter-over-quarter.
  • 60 funds opened new ARK Space & Defense Innovation ETF positions in Q2 2026 and 15 closed out, a net change of +45 holders.
  • The largest ARK Space & Defense Innovation ETF buyer in Q2 2026 was Jain Global, an estimated $14.3M added.
  • The largest ARK Space & Defense Innovation ETF seller in Q2 2026 was Citadel Advisors, an estimated $8.84M sold.

Based on aggregated 13F filings for Q2 2026.