FISN

Deep Fission Inc Cross-source read$7.16 6.07%
UtilitiesCUSIP 243927100· EOD Sep 11, 2026

Among active 13F managers last quarter, 7 opened and none reduced or exited; the largest holder to move was Blue Owl Capital Holdings LP (new position). No open-market insider trades in the last 180 days.

Tracked 13F holders
9
13F value (tracked)
$20.3M
Smart-money readBullish
Net sellingNet buying
Funds · active managers, latest 13F
7 adding · 0 trimming
Insiders · Form 4 open-market, 180d
0 buying · 0 selling
US House · STOCK Act, 180d
0 buying · 0 selling

Funds lean in and no leg opposes.

Price & smart-money activity

$7.16 6.07%0Y -50.8%
$5.74$8.11$10.48$12.84$15.21Jun 2026JulJulAugAugSep5
Hover for who · click for detailEnd-of-day closing prices52w $6.39 – $14.56

Who owns FISN?

9 tracked 13F filers · ranked by shares held

9 tracked 13F filers disclose a position in FISN as of the latest SEC 13F filings, a combined $20.3M 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.

#FundSharesPosition valueLast moveAs ofHistory
1Blue Owl Capital Holdings LP1.3M
$14.7M
New
+1.3M sh
Q2 2026
2Elevation Wealth Management LLC298K
$3.3M
New
+298K sh
Q2 2026
3Citadel Advisors LLC110K
$1.2M
New
+110K sh
Q2 2026
4Geode Capital Management, LLC27K
$302K
New
+27K sh
Q2 2026
5Essential Investment Partners LLC26K
$291K
New
+26K sh
Q2 2026
6Chapin Davis, Inc.19K
$210K
New
+19K sh
Q2 2026
7Prelude Capital Management, LLC15K
$162K
New
+15K sh
Q2 2026
8Traphagen Investment Advisors LLC14K
$151K
New
+14K sh
Q2 2026
9Clearstead Advisors, LLC500
$6K
New
+500 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 FISN being bought or sold by institutions?

Last quarter, 7 funds opened a new position in FISN, while none reduced or exited. Based on 13F filings from active, signal-eligible managers (passive index funds and other mechanical holders are excluded from this count).

Opened
7
funds took a first position
Biggest moves · ranked by size of the change, positions above a floor

Funds that own FISN also own

CompanyCo-held byTheir position there
Amazon.com IncAMZN6 funds$2.8B
Nvidia CorpNVDA6 funds$2.5B
Apple IncAAPL6 funds$2.5B
Microsoft CorpMSFT6 funds$1.6B
Alphabet Inc-CL AGOOGL6 funds$1.2B
Broadcom IncAVGO6 funds$1.2B
Vanguard S&P 500 ETFVOO6 funds$1.1B
Advanced Micro DevicesAMD6 funds$988.5M
Alphabet Inc-CL CGOOG6 funds$984.6M
JPMorgan Chase & CoJPM6 funds$828.0M
Kla CorpKLAC6 funds$793.9M
Mastercard Inc - AMA6 funds$789.0M

Ranked by how many of FISN's tracked holders also hold each name. The last column is those co-holders' combined reported position in that name, not in FISN.

Insider activity (Form 4)

Full insider page →

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

Do institutions, insiders and Congress agree?

Mixed signals

Where institutional funds (13F), corporate insiders (Form 4) and US House members (STOCK Act) are buying or selling the same name in the same window. Green is buying, red is selling.

SEC EDGAR 13F + Form 4 + US House STOCK Act{ }get_ticker_confluence · API & MCP

Signals by source

Insiders and Congress: last 180 days. Funds: latest 13F, top 100 holders incl. passive

SourceBuyingSellingNet
13F funds
Top 100 holders by value, passive included; the hero counts active managers only
00
Insiders
Form 4 open-market
00$0
US House
STOCK Act trades
00$0
Sector rotation
FISN is in Utilities, which smart money is rotating OUT OF
$5.9B

Capital Rotation reports where institutional capital disclosed rotating, as of the latest public SEC 13F filings. It is data, not investment advice, a recommendation, or a prediction. Filings lag about 45 days and cover long US equity positions only. Past disclosed flows do not indicate future prices. Do your own research; consult a licensed advisor.

Recent filings

4 most recent

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Connected entities for FISN

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Ask your agent what changed in FISN

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/FISN/capital-change-brief"
Ask your agent
Use Arkolith's capital_change_brief for FISN.
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 FISN. Filings are public domain, sourced to SEC EDGAR; price series derived from end-of-day closes.