No AI summary for this filing type
View Full Filing (SEC EDGAR)Accelerant Holdings
$19.75-0.1%
+$171.5M
Net Activity
+17.64% total shares
Institutions Holding
119
Popularity Rank
#4207
Avg Weight
0.52%
Total Value
$838.3M
Market Cap
$3.8B
119 institutions currently hold ARX, with 84 net buyers and 54 net sellers this quarter.
Institutional Moves (Q2 2026)
Majority Increased
Based on recent trading activity
Net Selling Institutions
54
Net Buying Institutions
84
Top 5 by Value
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Across its top 20 institutional holders, ARX's holder base skews toward low-concentration, low-turnover investors on average (avg. concentration score 18/100, avg. turnover score 42/100).
ARX ranks #4207 out of 37696 tracked stocks by institutional interest, inside the more closely watched half of our coverage.
ARX is a top-conviction position for Security Benefit Life Insurance Co /ks/ — at 41.2% of their entire disclosed 13F portfolio, it's one of their largest single bets, not just a passing allocation.
GAMMA Investing LLC has added to its ARX position for two straight quarters, increasing it by $33.8K to reach $34.7K today.
ARX is down 0.1% today, but institutions show net buying of $171.5M this quarter — a divergence between today's price move and the underlying institutional flow.
ARX reported a net loss of $1.3B over the trailing twelve months.
+$312.2M
Total Buy Value
$127.9M
Total Sell Value
84
Net Buyers
54
Net Sellers
ARX
Q2 2026
Top 5 Institutional Movers
+$41.8M
+$38.8M
-$26.4M
+$23.0M
ARX 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 2026-09-30 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.
8
Filings (90d)
$8.85M
Total Est. Value
705K shares
Planned Shares
| Filer | Filing Date | Est. Value |
|---|---|---|
| KAREN MERIWETHER | 2026-08-21 | $11K |
| NANCY HASLEY | 2026-08-13 | $279K |
| Francis James O'Neill | 2026-08-10 | $4.59M |
| RADKE JEFFREY L | 2026-08-10 | $959K |
| RADKE JEFFREY L | 2026-08-03 | $956K |
| MATTHEW STERNBERG | 2026-07-27 | $250K |
| RADKE JEFFREY L | 2026-07-27 | $1.38M |
| RADKE JEFFREY L | 2026-07-24 | $425K |
Form 144 is a planned sale notice, not an executed transaction. Form 144 Tracker。
No Schedule 13D/13G filings for this ticker
3
Filings (14d)
No AI summary for this filing type
View Full Filing (SEC EDGAR)AI summary pending
View Full Filing (SEC EDGAR)AI summary pending
View Full Filing (SEC EDGAR)G00894108
The most-added stocks by 13F institutions this quarter
Institutions Holding
6,278
Total reported value
$2.2T
3254 13F institutions increased their position this quarter
Institutions Holding
6,025
Total reported value
$3.6T
3054 13F institutions increased their position this quarter
Institutions Holding
6,188
Total reported value
$1.8T
2995 13F institutions increased their position this quarter
The most widely held stocks tracked across all 13F institutions
Institutions Holding
4,137
Total reported value
$279.7B
Held by 4137 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,136
Total reported value
$649.5B
Held by 4136 institutions — one of the most-tracked stocks on AlphaSMO
Institutions Holding
4,134
Total reported value
$712.8B
Held by 4134 institutions — one of the most-tracked stocks on AlphaSMO
Access ARX's institutional ownership data programmatically:
REST API
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