Arkolith/Funds/Fortress Investment Group LLC

Fortress Investment Group LLC

CIK 1380393
Holdings as of Jun 30, 2026·disclosed Aug 14, 2026·~45-day 13F lag·13F-HR
Active Filer

Fortress Investment Group LLC holds a concentrated book of 25 reported positions worth $530.6M as of Q2 2026 (disclosed Aug 14, 2026, a ~45-day 13F lag). This quarter they opened Firstsun Capital Bancorp and trimmed Playboy Inc. Their largest long position is Nextnav Inc at 61% of the reported non-option book.

Added to
6
already held, bought more
+3 more · largest first
Trimmed
2
sold some, still holds it
Sold out
16
exited the position entirely
+13 more · largest first, by prior value

How much sits in the biggest positions

Top-heavy: concentrated book

Top 5 holdings
90%
Top 10 holdings
95%
Top 20 holdings
100%

Excluding Nextnav Inc (61% of the book), the rest is a concentrated book:

Top 5 of the rest
77%
Top 10 of the rest
89%
Top 20 of the rest
100%

Share of the disclosed book in its largest positions. A higher top-5 share means a more concentrated, higher-conviction portfolio.

Where the money is, by sector

100% mapped to company sectors

Information Technology
61%
Financials
25%
Consumer Discretionary
3%
Health Care
3%
Communication Services
2%
Industrials
2%
Materials
1%
Utilities
1%

+3 sectors below the cut, 1% together

Direct operating-company sectors from our SIC-based security master. ETF/fund and unclassified holdings stay visible separately; this is not ETF look-through exposure.

Biggest moves: latest quarter

Estimated $ traded · quarter-end prices (an exit at the prior quarter-end), no cost basis

Bought
Trimmed / exited

Funds with the most overlap

Other tracked managers holding the same core names as Fortress Investment Group LLC

Manager / fundShared namesTheir $ in those
Slotnik Capital, LLC11 / 25$232.8M
Kryger Capital LLC8 / 25$760.2M
Birnam Oak Advisors, LP5 / 25$262.7M
Sand Grove Capital Management LLP5 / 25$151.4M
Decagon Asset Management LLP4 / 25$197.1M
Harvest Management LLC9 / 25$95.0M
HBK Investments L P10 / 25$3.8B
Marble Bar Asset Management LLP3 / 25$50.4M

Ranked by the share of each fund's own book sitting in the names it shares with Fortress Investment Group LLC: only funds sharing at least a tenth of the book qualify. Index giants, bank custody books and market makers are excluded. They hold everything, so their overlap says nothing.

Holdings: largest first

Bars show each position's share of the portfolio. Click a row for its position history.

25 positions
Nextnav Inc is 61.0% of the book
#SecurityValueShares% PortLast moveHistory
1Nextnav Inc
COMMON STOCK
$323.9M18.17M
61.0%
+28%
Added · +4.0M sh
2Firstsun Cap Bancorp
COM
$85.2M2.20M
16.1%
New
New position
3Ishares Bitcoin Trust ETF
SHS BEN INT
$44.1M1.32M
8.3%
Held
4Playboy Inc
COM
$17.9M14.68M
3.4%
−11%
Reduced · −1.9M sh
5Kenvue Inc
COM
$6.5M339.4K
1.2%
+108%
Added · +176K sh
6Liberty Broadband Corp
COM SER C
$5.7M170.0K
1.1%
+102%
Added · +86K sh
7Penumbra Inc
COM
$5.4M17.1K
1.0%
+17%
Added · +2K sh
8Apogee Therapeutics Inc
COM
$5.3M40.1K
1.0%
New
New position
9New Fortress Energy Inc
COM CL A
$4.9M13.40M
0.9%
Held
10Bio-Techne Corp
COM
$4.7M67.0K
0.9%
New
New position
11Arcosa Inc
COM
$4.7M32.5K
0.9%
New
New position
12Roku Inc
COM CL A
$4.0M28.6K
0.7%
New
New position
13Taylor Morrison Home Corp
COM
$3.4M47.1K
0.6%
New
New position
14Warner Bros Discovery Inc
COM SER A
$3.3M123.3K
0.6%
+19%
Added · +20K sh
15Webster Finl Corp
COM
$3.0M39.5K
0.6%
+34%
Added · +10K sh
16National Storage Affiliates
COM SHS BEN IN
$2.5M56.5K
0.5%
−18%
Reduced · −12K sh
17Fortress Value Acqu Corp V
ORD SHS CL A
$2.0M200.0K
0.4%
Held
18Norfolk Southn Corp
COM
$2.0M6.2K
0.4%
Held
19Nuvalent Inc
COM
$1.6M13.0K
0.3%
New
New position
20NCS Multistage Hldgs Inc
COM NEW
$377K8.5K
0.1%
New
New position
21Mara Holdings Inc
COM
$195K14.1K
<0.1%
Held
22Supercom Ltd New
ORD SHS
$6K534
<0.1%
Held
23Servicetitan Inc
SHS CL A
$2K28
<0.1%
Held
24Smartrent Inc
COM CL A
$1K932
<0.1%
Held
25Qxo Inc
COM NEW
$76044
<0.1%
New
New position
Showing all 25 positions
Build

Ask your agent what Fortress Investment Group LLC owns

This fund page is the Follow view. The Build view lets your agent pull holdings, quarter changes, overlap, and source filings through API or MCP.

Copy-paste
curl -H "Authorization: Bearer YOUR_API_KEY" \
  "https://arkolith.com/api/v1/funds/1380393/holdings"
Ask your agent
Use Arkolith to show Fortress Investment Group LLC's latest
holdings, largest changes, and filing provenance.

Filing history

As-of date vs the date the SEC received each filing

$753.0M · Q3 2025Q2 2025 · $706.2MQ2 2026 · $530.6M

Reported 13F total per quarter. Raw filing totals can include option notional.

QuarterAs ofFiledLagPositionsValueForm
Q2 2026Jun 30, 2026Aug 14, 202645d26$530.6M13F-HR
Q1 2026Mar 31, 2026May 15, 202645d35$393.8M13F-HR
Q4 2025Dec 31, 2025Feb 17, 202648d38$426.2M13F-HR
Q3 2025Sep 30, 2025Nov 14, 202545d49$753.0M13F-HR
Q2 2025Jun 30, 2025Aug 14, 202545d60$706.2M13F-HR

Data source

Holdings from SEC EDGAR 13F-HR filings, updated quarterly, filed up to 45 days after quarter-end. Public domain. Book totals and portfolio weights cover reported non-option positions, which can include notes and warrants. Disclosed put/call options are listed separately and excluded from those totals. Price-derived performance is withheld until the price-source policy and freshness gate are green.