LIMITATIONS & CAVEATS
Hey there! Before you dive into the data on Valuesider, let's have a friendly chat about some important things you should know. Understanding these limitations will help you use our platform more effectively and make better research decisions.
ABOUT SEC 13F FILINGS
Here's something important to know right up front - the SEC actually puts this notice at the top of every single 13F filing:
"The Securities and Exchange Commission has not necessarily reviewed the information in this filing and has not determined if it is accurate and complete. The reader should not assume that the information is accurate and complete."
Yep, you read that right. The SEC doesn't check these filings for accuracy. They don't verify submissions or make sure everything is correct. Fund managers submit their own data, and mistakes happen. It's just the reality of working with this type of information.
WHAT 13F FILINGS DON'T SHOW
13F filings are super useful, but they don't tell the whole story. Here's what's missing:
No short positions
Only long positions are reported. If a fund manager is betting against a stock, you won't see it in the 13F.
Options are iffy
Sometimes options positions are included, sometimes they're not, and sometimes they're only partially reported. It's inconsistent.
No bonds or cash
13Fs only cover certain equity securities. Bonds, cash, cash equivalents, and many derivatives aren't included. So when you see a "total portfolio value" - that's just the equity portion reported in the 13F. The fund's actual assets under management could be way higher.
Missing international and private holdings
Many foreign securities don't need to be reported, and private equity or unlisted securities aren't disclosed at all.
Bottom line: A fund manager's actual investment exposure could be completely different from what you see in their 13F. It's just one piece of the puzzle.
THE 45-DAY TIME LAG
Here's something crucial: 13F filings are due 45 days after the end of each quarter. This means the data you're looking at is always at least 45 days old - often more.
Think about that. By the time you're reading a fund's holdings, the market could have moved significantly, the fund manager might have completely changed their positions, and the whole investment landscape could look different. You're essentially looking at a historical snapshot, not current holdings.
The prices and values you see? Those are from the end of the quarter, not today. And you can't tell what price the fund manager actually paid for their shares - you only see the quarter-end market value.
WHY WE ONLY GO BACK TO 2013 Q2
You might wonder why our historical data starts in Q2 2013. Here's the honest answer:
Before Q2 2013, the SEC allowed fund managers to submit 13F filings as plain text without any standardized structure. Trying to extract accurate data from those old filings is incredibly difficult and error-prone. The accuracy would be maybe 70-80% at best, and we're not comfortable with that.
In Q2 2013, the SEC started requiring structured XML filings, which means we can process the data reliably. We decided we'd rather give you accurate data from 2013 forward than questionable data going back further.
Fun fact: When we researched other platforms, we found a ton of errors in their pre-2013 data (and even some errors in their post-2013 data!). That's why we give you direct links to the official SEC filings - so you can always double-check anything that seems off.
DATA ACCURACY - LET'S BE REAL
We work really hard to give you accurate data, but let's be honest: mistakes happen. Here's where errors can creep in:
Filer errors
Fund managers make mistakes. Sometimes market values are off by orders of magnitude (like reporting millions as thousands). Sometimes there are typos in CUSIPs (security ID numbers). Sometimes holdings are misclassified or duplicated.
Our processing
We take the raw SEC data and make it user-friendly by:
• Converting CUSIPs to ticker symbols (more recognizable)
• Adjusting for stock splits
• Standardizing company names
• Fixing obvious errors (like values that are clearly off by 1,000x)
• Updating for mergers and acquisitions
But here's the thing - all this processing means there's a chance we might occasionally get something wrong. Our algorithms are pretty smart, but they're not perfect.
Corporate actions
Companies merge, change names, split their stock, get acquired... keeping up with all these changes in real-time is challenging. There might be a lag before our data reflects recent corporate actions.
The bottom line? We can't guarantee 100% accuracy. We strive for it, we have validation systems, but errors can exist. That's why we always provide links to the official SEC filings - when in doubt, check the source!
PLATFORM FEATURES AND THEIR LIMITS
Screening and filtering
Our screening tools are powerful, but remember - they're working with that incomplete 13F data we talked about. Use screening results as a starting point for your research, not as final answers.
Portfolio tracking
We show you quarterly snapshots based on 13F filings. What happens between quarters? We don't know. The fund could have made major changes that won't show up until the next filing.
Who's covered?
Only funds that manage $100M+ in qualifying assets and are required to file 13Fs. Smaller funds, many international funds, and funds granted confidential treatment might not be in our database.
Alerts
When we process new 13F filings, we send out alerts. But there can be delays between when the SEC receives a filing and when we process it. Plus, remember that 45-day lag we mentioned? Alerts are informational, not investment recommendations.
PLEASE DON'T JUST COPY WHAT FUND MANAGERS DO
This is really important: Just because Warren Buffett or some other famous investor bought a stock doesn't mean you should too.
Think about it:
• You're seeing what they held months ago, not what they hold today
• They might have very different investment goals than you
• Their risk tolerance could be totally different from yours
• They might have information or resources you don't have access to
• Past performance (theirs or anyone's) doesn't guarantee future results
Use 13F data as one input for your research, not as a buying guide. Do your own analysis, understand your own financial situation, and talk to qualified financial professionals before making investment decisions.
VERIFICATION IS YOUR FRIEND
Before you make any investment decision based on data from Valuesider:
• Check the official SEC EDGAR filing (we provide the links)
• Compare data across multiple sources
• Look at several quarters to spot trends and inconsistencies
• Understand the context - why might a fund have made these moves?
• Consider getting professional financial advice
We built Valuesider to make investment research easier and more accessible. But we can't do the research for you. You're in charge of your own investment decisions, and that means doing your homework.
WE'RE HERE TO HELP
Found something that looks wrong? Have questions about the data? We want to hear from you!
Contact us through our support form: Support
When you report an issue, please give us details:
• Which fund and which quarter
• What security or data point looks wrong
• What you expected to see vs. what you're seeing
• Links to any supporting documentation
We review every report and fix confirmed errors as quickly as we can.
OUR COMMITMENT TO YOU
We're committed to:
• Being transparent about what our data can and can't do
• Giving you the most accurate data possible given the limitations of public filings
• Always providing links to official sources so you can verify anything
• Continuously improving our data processing and quality checks
• Being responsive when you find issues
We know financial data is complex and imperfect. That's why we focus on accuracy over breadth, transparency over perfection, and giving you the tools to do your own verification.
THE LEGAL STUFF
This page gives you a friendly overview of our data limitations, but you should also check out our other legal documents for the complete picture:
• Disclaimer - Why we're not financial advisors and other important disclaimers
• Terms of Service - The full terms for using the platform
• Privacy Policy - How we handle your personal information
By using Valuesider, you're agreeing that you understand these limitations and will use the platform for research and educational purposes - not as your only source for investment decisions.
Happy researching, and remember: always do your own due diligence!