Ark Space & Defense Innovati
$31.85+0.1%
+$98.3M
Net Activity
+72.04% total shares
Institutions Holding
175
Popularity Rank
#3332
Avg Weight
0.04%
Total Value
$193.1M
175 institutions currently hold ARKX, with 116 net buyers and 30 net sellers this quarter.
Institutional Moves (Q2 2026)
Significantly Increased
Based on recent trading activity
Net Selling Institutions
30
Net Buying Institutions
116
Top 5 by Value
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Across its top 20 institutional holders, ARKX's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 11/100, avg. turnover score 36/100).
ARKX ranks #3332 out of 37501 tracked stocks by institutional interest — one of the most closely watched names in our coverage.
ARKX is a disclosed holding of Jane Street (Jane Street Group), one of the tracked superinvestors on AlphaSMO — it makes up 0.0% of that fund's own 13F portfolio.
175 institutions disclose a position in ARKX, but none treat it as a major bet — even WJ Wealth Management, LLC, its most concentrated holder, allocates just 1.0% of its own portfolio to it.
LPL Financial LLC has added to its ARKX position for two straight quarters, increasing it by $24.1M to reach $37.4M today.
Harbour Investments, Inc. has trimmed its ARKX position for two straight quarters, cutting it by $16.6K while still holding $19.4K.
ARKX is up 0.1% today, and institutions have been net buyers of $98.3M this quarter — today's price move and the underlying institutional flow are pointing the same direction.
+$104.5M
Total Buy Value
$25.3M
Total Sell Value
116
Net Buyers
30
Net Sellers
ARKX
Q2 2026
Top 5 Institutional Movers
+$30.5M
+$15.8M
-$8.8M
+$6.0M
ARKX does not currently have enough recent insider (Form 4) trading activity to compute a convergence signal against its 13F institutional flows.
13F data as of 2026-06-30 quarterly filings. Note: many large institutions file close to the 45-day post-quarter deadline, so early-quarter flow figures can shift substantially as more filings arrive.
No Form 144 planned sale filings in the last 90 days
No Schedule 13D/13G filings for this ticker
No Form 8-K filings for this ticker
00214Q807
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,242
Total reported value
$2.2T
3229 13F institutions increased their position this quarter
Institutions Holding
5,990
Total reported value
$3.6T
3033 13F institutions increased their position this quarter
Institutions Holding
6,153
Total reported value
$1.8T
2971 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,246
Total reported value
$320.5B
Held by 4246 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,231
Total reported value
$346.4B
Held by 4231 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,125
Total reported value
$257.5B
Held by 4125 institutions — one of the most-tracked stocks on AlphaSMO
Access ARKX's institutional ownership data programmatically:
REST API
curl https://alphasmo.com/api/v1/market/stock/ARKXCLI
npx alphasmo stocks get ARKX