Classover Holdings, Inc. Class B Common Stock
KIDZ • NASDAQ
Classover Holdings, Inc. Class B Common Stock is a services-educational services company on NASDAQ, led by Hui (Stephanie) Luo, with a market cap of $7.9M. As of Q3 2025, 5% of shares are held by 20 institutional investors, with CANTOR FITZGERALD, L. P. as the largest holder at 1.22%.
Chief Executive Officer, Chairwoman and DirectorHui (Stephanie) Luo
Overview
Overview of institutional ownership in KIDZ as of Q3 2025 with a market cap of $29.8M
All Institutions
- Institutions
- 20
- Value Held
- $1.5M
- Shares Held
- 1.2M
- Avg Position
- $74.3K
- Median Position
- $22.9K
Hedge Funds
- Hedge Funds
- 3
- Value Held
- $401.9K
- Shares Held
- 332.1K
- Avg Position
- $134.0K
- Median Position
- $108.9K
Ownership Breakdown
Based on market cap of $29.8M as of Q3 2025. Institutional (non-HF) excludes hedge funds to avoid double counting.
Biggest Investors
Institutions with the largest positions in KIDZ as of Q3 2025
| Institution | Position Value |
|---|---|
C CANTOR FITZGERALD, L. P. Institution | $363.0K 0.01% of portfolio |
H Harraden Circle Investments, LLC Hedge Fund•Event Driven | $292.4K 0.06% of portfolio |
 VANGUARD GROUP INC Institution | $240.3K 0.00% of portfolio |
 GEODE CAPITAL MANAGEMENT LLC ETF Provider | $148.1K 0.00% of portfolio |
 Sandia Investment Management LP Hedge Fund•Event Driven | $108.9K 0.37% of portfolio |
 PERISCOPE CAPITAL INC. Institution | $108.9K 0.03% of portfolio |
B BlackRock, Inc. Institution | $52.5K 0.00% of portfolio |
 STATE STREET CORP Institution | $52.4K 0.00% of portfolio |
 UBS Group AG Institution | $27.4K 0.00% of portfolio |
V Virtu Financial LLC Institution | $26.6K 0.00% of portfolio |
Net Capital Flow
Institutional buying and selling activity for KIDZ in Q3 2025
- Traded
- +$285.9K
- Buyers
- 13
- Sellers
- 2
- Total Bought
- +$408.8K
- Total Sold
- −$122.9K
- Avg Position
- $70.8K
Biggest Buyers
| Institution | Net Bought |
|---|---|
H Harraden Circle Investments, LLC Hedge Fund•Event Driven | +$292.4K +241.6K shares |
V Virtu Financial LLC Institution | +$26.6K +22.0K shares |
STATE STREET CORP Institution | +$25.0K +20.7K shares |
X XTX Topco Ltd Institution | +$19.3K +15.9K shares |
T TWO SIGMA SECURITIES, LLC Institution | +$18.3K +15.1K shares |
GEODE CAPITAL MANAGEMENT LLC ETF Provider | +$14.9K +12.3K shares |
G GROUP ONE TRADING, L.P. Institution | +$4.8K +3.9K shares |
S SIMPLEX TRADING, LLC Institution | +$4.7K +3.9K shares |
T Tower Research Capital LLC Institution | +$2.1K +1.7K shares |
 WOLVERINE ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy | +$592.0 +490.0 shares |
Biggest Sellers
| Institution | Net Sold |
|---|---|
UBS Group AG Institution | −$114.4K −94.5K shares |
VANGUARD GROUP INC Institution | −$8.5K −7.1K shares |
Entry and Exit Activity
Institutions that initiated new positions or completely exited KIDZ in Q3 2025
- New Positions
- 8
- New Value
- $366.5K
- Exited Positions
- 0
- Exited Value
- -
New Positions
| Institution | Position Value |
|---|---|
H Harraden Circle Investments, LLC Hedge Fund•Event Driven | $292.4K 241.6K shares |
V Virtu Financial LLC Institution | $26.6K 22.0K shares |
X XTX Topco Ltd Institution | $19.3K 15.9K shares |
T TWO SIGMA SECURITIES, LLC Institution | $18.3K 15.1K shares |
G GROUP ONE TRADING, L.P. Institution | $4.8K 3.9K shares |
S SIMPLEX TRADING, LLC Institution | $4.7K 3.9K shares |
WOLVERINE ASSET MANAGEMENT LLC Hedge Fund•Multi-Strategy | $592.0 490.0 shares |
$1.0 1.0 shares |
Exited Positions
| Institution | Previous Position |
|---|---|
| No exited positions found | |
Options Activity
Institutions with the largest Call and Put options positions in KIDZ as of Q3 2025
- Call Positions
- 3
- Call Value
- $169.1K
- Put Positions
- 2
- Put Value
- $20.7K
Call Positions
| Institution | Position Value |
|---|---|
 SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | $72.8K 602.0 contracts |
 CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $69.5K 574.0 contracts |
W WOLVERINE TRADING, LLC Institution | $26.8K 213.0 contracts |
Put Positions
| Institution | Position Value |
|---|---|
CITADEL ADVISORS LLC Hedge Fund•Multi-Strategy | $20.7K 171.0 contracts |
SUSQUEHANNA INTERNATIONAL GROUP, LLP Private Equity | - - contracts |
Most Committed Institutions
Institutions with KIDZ as the highest % of their portfolio as of Q3 2025
| Institution | Portfolio Weight |
|---|---|
Sandia Investment Management LP Hedge Fund•Event Driven | 0.37% $108.9K |
H Harraden Circle Investments, LLC Hedge Fund•Event Driven | 0.06% $292.4K |
PERISCOPE CAPITAL INC. Institution | 0.03% $108.9K |
C CANTOR FITZGERALD, L. P. Institution | 0.01% $363.0K |
T TWO SIGMA SECURITIES, LLC Institution | 0.00% $18.3K |
V Virtu Financial LLC Institution | 0.00% $26.6K |
X XTX Topco Ltd Institution | 0.00% $19.3K |
G GROUP ONE TRADING, L.P. Institution | 0.00% $4.8K |
T Tower Research Capital LLC Institution | 0.00% $4.5K |
S SIMPLEX TRADING, LLC Institution | 0.00% $4.7K |
Hedge Fund Spotlight
Discover hedge funds investing in KIDZ
H
Harraden Circle Investments, LLC
Hedge Fund • Event Driven
Portfolio ManagerFrederick Vincent Fortmiller Jr
- Portfolio Value
- $476.2M
- Positions
- 68
- Last Reported
- Q3 2025
Sector Allocation
Position in Classover Holdings, Inc. Class B Common Stock
- Market Value
- $292.4K
- Shares Held
- 241.6K
- Portfolio Weight
- 0.06%
- Owned Since
- 2025-Q3
| Top Holding | Sector | Market Value | Weight |
|---|---|---|---|
Unknown Unknown | $30.6M | 6.43% | |
Unknown Unknown | $30.4M | 6.37% | |
Unknown Unknown | $26.3M | 5.52% |
