WEEK

Roundhill Weekly T-Bill ETFETF$100.03 0.01%
UnclassifiedUSCUSIP 77926X676· EOD Jul 16, 2026◍ Confluence graph
Tracked 13F Holders
3
-3 QoQ
13F Value (tracked)
$87.7M
13F Moves · latest Q
1 added
0 trimmed
Recent Filings
0

Price & smart-money activity

$100.03 0.01%1Y -0.0%
$99.99$100.03$100.07$100.11$100.15Mar 2025JunSepDecApr 2026Jul233
Hover for who · click for detailEnd-of-day closing prices52w $100.00 – $100.14

Top institutional holders

3 tracked 13F filers
#FundPosition valueSharesLast moveAs ofHistory
1EXCHANGE TRADED CONCEPTS, LLC
$86.3M
863K
Held
Q1 2026
2JANE STREET GROUP, LLC
$883K
9K
+28%
Added · +2K sh
Q1 2026
3CITADEL ADVISORS LLC
$525K
5K
+92%
Added · +3K sh
Q1 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.

Fund activity: latest quarter

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

Funds that own WEEK also own

CompanyCo-held byCombined value
SS SPDR S&P 500 ETF TRUST-USSPY5 funds$13.5B
NVIDIA CORPNVDA5 funds$4.0B
ISHARES CORE S&P 500 ETFIVV5 funds$2.8B
BROADCOM INCAVGO5 funds$2.6B
MICRON TECHNOLOGY INCMU5 funds$2.2B
PALANTIR TECHNOLOGIES INC-APLTR5 funds$1.7B
TAIWAN SEMICONDUCTOR-SP ADRTSM5 funds$1.7B
ALPHABET INC-CL AGOOGL5 funds$1.6B
META PLATFORMS INC-CLASS AMETA5 funds$1.6B
SANDISK CORPSNDK5 funds$1.5B
T-MOBILE US INCTMUS5 funds$1.5B
MICROSOFT CORPMSFT5 funds$1.4B

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

Institutional ownership over time

3 funds+2 since Q1 2025
036Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026
funds holding aggregate valuelatest $87.7M

Recent filings

0 shown

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

Browse more

Build

Ask your agent what changed in WEEK

This ETF 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/WEEK/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for WEEK.
Tell me what changed, whether insider activity
corroborates it, and cite the SEC evidence.

13F holdings + quarter-over-quarter ownership changes + end-of-day price history + the live filing stream, joined for WEEK. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.