ARIMX

Amg RR Smid Val-I
UnclassifiedUSCUSIP 00171A878◍ Confluence graph
Tracked 13F Holders
4
+0 QoQ
13F Value (tracked)
$6.6M
Insider Net · 180d
$0
0↑ 0↓
Recent Filings
0
Smart-money sentimentBullish
BearishBullish
13F funds (latest Q)2 adding · 1 trimming
Insider net (180d)$0

Who owns ARIMX?

4 tracked 13F filers

4 tracked 13F filers disclose a position in ARIMX as of the latest SEC 13F filings, a combined $6.6M in reported value. Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

#FundPosition valueSharesLast moveAs ofHistory
1SOMERVILLE KURT F
$2.7M
260K
−0.2%
Reduced · −616 sh
Q2 2026
2Dempze Nancy E
$2.7M
253K
Held
Q2 2026
3Elefante Mark B
$832K
79K
+15%
Added · +11K sh
Q2 2026
4Delaney Dennis R
$382K
36K
+79%
Added · +16K sh
Q2 2026

Holders and values reflect the 13F filers Arkolith currently tracks, not the entire institutional universe. Counts and totals are a floor, not the full institutional ownership.

Is ARIMX being bought or sold by institutions?

Last quarter, 0 funds opened a new position in ARIMX and 2 added to an existing one, while 1 reduced and 0 exited entirely — based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened (NEW)
0
funds
Added
2
funds
Reduced
1
funds
Exited
0
funds

Funds that own ARIMX also own

CompanyCo-held byCombined value
ADVANCED MICRO DEVICESAMD4 funds$77.8M
ALPHABET INC-CL AGOOGL4 funds$75.6M
NVIDIA CORPNVDA4 funds$66.8M
APPLE INCAAPL4 funds$60.3M
ANALOG DEVICES INCADI4 funds$53.3M
APPLIED MATERIALS INCAMAT4 funds$44.6M
AMAZON.COM INCAMZN4 funds$42.5M
MICROSOFT CORPMSFT4 funds$42.1M
JOHNSON & JOHNSONJNJ4 funds$38.9M
ROCKWELL AUTOMATION INCROK4 funds$38.5M
MASTERCARD INC - AMA4 funds$38.4M
TJX COMPANIES INCTJX4 funds$35.0M

Ranked by how many of ARIMX's institutional holders also hold each name, a cross-fund conviction signal.

Insider activity (Form 4)

No open-market insider transactions on file yet. Grants, gifts, and exercises live on the full insider page.

Institutional ownership over time

2 funds+1 since Q3 2024
012Q3 2024Q1 2025Q3 2025Q1 2026Q2 2026
funds holding aggregate valuelatest $3.6M

Share classes

Class13F holdersValue held
ARIMXthis pageEquity Mutual Fu4 funds$6.6M
00171A209EQUITY FUNDS1 funds$2K

Same issuer, multiple share classes. The consensus leaderboards count this company once across all classes; this is the per-class detail.

Recent filings

0 shown

No filings captured for this ticker in the live stream yet.

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Ask your agent what changed in ARIMX

This stock page is the public Follow view. For one current, evidence-backed answer, use capital_change_brief through REST or MCP. It compares tracked 13F changes with qualifying Form 4 activity and cites the SEC evidence.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/stocks/ARIMX/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for ARIMX.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + Form 4 insider transactions + end-of-day price history + the live filing stream, joined for ARIMX. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.