13F Insight
DOSSIER · 13F-HR · Q2 2026

HBK INVESTMENTS L P

$10.2B in tracked AUM across 276 positions as of Q2 2026.

HI
CIK 0001011443 · last filed Jun 30, 2026
Total AUM
$10.2B
as of Q2 2026
Holdings
276
—
positions
Whale Score
75
75
strong
Activity
—
no data
changes this Q
AI Analysis · Q2 2026
Comprehensive Analysis of HBK Investments L.P. SEC 13F Filing (Q3 2025)
1. Portfolio Overview

HBK Investments L.P. reported a significant expansion in its portfolio during the quarter ending September 30, 2025. The total portfolio value surged by 36.2%, rising from $4.72 billion to $6.43 billion. This substantial increase indicates a combination of asset appreciation and active capital deployment, as the firm also executed a high volume of turnover. The fund maintains a focused portfolio ...

The firm demonstrated aggressive portfolio management activity this quarter, characterized by a high turnover rate. The filing reveals 24 new positions and 24 complete exits, alongside 9 increases and 10 reductions. This "churn" implies HBK is actively rotating capital to capture new opportunities or adjust risk exposures rather than adhering to a static buy-and-hold strategy. The portfolio is heavily concentrated in its top positions, with the top ten holdings accounting for approximately 55% of the total assets under management (AUM).

2. Key Holdings
Analysis generated by 13F Insight from SEC Form 13F filing data · Q2 2026. Methodology

Quarter at a glance — Q2 2026

Position-change comparison pending.

No quarter-over-quarter changes available.

Top 10 holdings

By portfolio weight as of Q2 2026.

#HoldingValueSharesWeight
01
BLD
TOPBUILD COR
$931M2.6M9.1%02
EA
ELECTRONIC ARTS INC
$654M3.2M6.4%03
PEN
PENUMBRA INC
$581M1.8M5.7%04
NSC
NORFOLK SOUTHN CORP
$551M1.8M5.4%05
SPY
STATE STR SPDR S&P 500 ETF T
$539M722K5.3%06
KVUE
KENVUE INC
$535M28.0M5.2%07
WBD
WARNER BROS DISCOVERY INC
$506M19.0M4.9%08
TECH
BIO-TECHNE CORP
$482M6.8M4.7%09
NUVL
NUVALENT INC
$430M3.5M4.2%10
APGE
APOGEE THERAPEUTICS INC
$378M2.9M3.7%

Filing history

2026Q2Jun 30
$10.2B▲ 3.9%
276 positionsView →2026Q1Mar 31
$9.9B▼ 22.6%
346 positionsView →2025Q4Dec 31
$12.7B▲ 98.0%
260 positionsView →2025Q3Sep 30
$6.4B▼ 16.1%
180 positionsView →2025Q2Jun 30
$7.7B▲ 22.1%
215 positionsLocked2025Q1Mar 31
$6.3B▼ 21.8%
134 positionsLocked2024Q4Dec 31
$8.0B▲ 17.5%
196 positionsLocked2024Q3Sep 30
$6.8B▼ 66.7%
155 positionsLocked2024Q2Jun 30
$20.5B▼ 3.1%
151 positionsLocked2024Q1Mar 31
$21.2B▼ 3.6%
157 positionsLocked2023Q4Dec 31
$22.0B▲ 41.0%
207 positionsLocked2023Q3Sep 30
$15.6B▼ 3.4%
218 positionsLocked
Showing 12 of 100