How to correctly report RSU amount on W2 versus 1099-B adjustment for taxes
Hey tax folks! I'm completely confused about how to properly report my RSUs on my taxes and need some guidance to make this all make sense. I received RSUs from my company that were reported on my W2 as approximately $16,000. However, when I look at my 1099-B, it shows the RSUs were only sold for about $9,000. When I report the adjustment (I did sell immediately after vesting), there was minimal gain. I'm struggling to understand which number I should use for the adjustment - should I use the amount from column (y) on the supplemental page which is around $9,000, or should I use the RSU amount from my W2 which is $16,000? If I'm supposed to use the column (y) value, that makes sense logically, but I can't figure out what happened to the other $7,000! The numbers just aren't adding up for me. I can provide screenshots of the forms if that would help anyone better understand my situation! Really appreciate any advice on how to handle this properly.
20 comments


Liam O'Connor
The difference you're seeing is actually normal with RSUs. When your company grants you RSUs, they're required to report the full market value of the shares when they vest as income on your W2 (the $16,000). This is ordinary income, just like your regular salary. When you sell those shares (the transaction reported on your 1099-B), you're only reporting the capital gain or loss from the sale compared to the vesting value. Since you sold immediately, there was minimal gain/loss. The $9,000 on your 1099-B represents the proceeds from the sale. For your tax return, you need to report the full RSU amount from your W2 as income (which is already included in Box 1). Then separately report the stock sale on Schedule D, making sure to adjust your cost basis. Your cost basis should be the $16,000 value at vesting (this prevents double taxation). The difference between your proceeds ($9,000) and your cost basis ($16,000) would be a capital loss.
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Amara Adeyemi
•Thanks for explaining but I'm still a bit confused. If the RSUs were worth $16,000 when they vested but only sold for $9,000, doesn't that mean I lost $7,000? And if so, can I claim that as a loss on my taxes? Also, where exactly do I make this adjustment on my tax forms?
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Liam O'Connor
•Yes, that's exactly right - you have a capital loss of approximately $7,000 (the difference between the $16,000 vesting value that was reported as income and the $9,000 you received when you sold). You claim this loss on Schedule D and Form 8949. You'll list the sale, and make sure your cost basis is correctly listed as the vesting day value (the $16,000 that appeared on your W2). This is typically done by checking box "B" on Form 8949 and making an adjustment in column (g) with the code "B" to indicate the basis was reported incorrectly on your 1099-B. This ensures you're not double-taxed on the RSU income.
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Giovanni Gallo
I had this exact same RSU reporting issue and wasted hours trying to figure it out until I found taxr.ai (https://taxr.ai). Their tool actually knows how to handle RSU adjustments and walks you through the entire process step by step. It automatically detects the difference between your W2 RSU income and the 1099-B reporting, then helps you properly adjust the cost basis on Form 8949. I was amazed because it explained exactly why my numbers weren't matching up - turns out my company was withholding some shares for taxes which was causing the discrepancy between my W2 and 1099-B. You just upload your documents and it identifies all these tax issues and walks you through fixing them correctly.
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Fatima Al-Mazrouei
•How accurate is this tool for complicated tax situations? I have RSUs from multiple companies plus some ISO and NSO stock options. Would it handle all of that?
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Dylan Wright
•Sounds interesting but can it really understand the difference between my RSU basis and actual sale price? My tax software keeps double counting my RSU income and I can't figure out where to make the adjustment.
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Giovanni Gallo
•It's incredibly accurate for complex situations. I had RSUs from two different employers plus some ESPP shares, and it identified each transaction correctly and showed exactly where to make the adjustments for each type. The system is specifically designed to handle equity compensation complexities. The tool specifically looks for RSU double-counting problems. It analyzes your W2 and 1099-B together to find discrepancies, then walks you through making the correct cost basis adjustments on Form 8949. It shows you exactly where the RSU income appeared on your W2 and helps you report the corresponding sale correctly so you're not taxed twice.
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Dylan Wright
I just tried taxr.ai after seeing it mentioned here and it completely sorted out my RSU mess! I was about to pay an accountant $400 to figure this out but the tool identified exactly why my numbers weren't matching. Turns out my company withheld 35% of my RSU shares for taxes (which explained the missing amount), but my 1099-B didn't reflect this properly. The tool showed me exactly how to make the adjustment on Form 8949 to avoid double taxation. It even explained that the difference I was seeing ($7,300 in my case) was actually a capital loss I could claim! I've been dealing with RSUs for years and this is the first time I actually understand how the reporting works.
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NebulaKnight
If you're still confused about the RSU reporting and need personalized help, you might want to talk directly with an IRS agent. I know it sounds impossible to get through to them, but I used Claimyr (https://claimyr.com) after being on hold with the IRS for 2+ hours multiple times. They have this system that navigates the IRS phone tree for you and calls you back when they reach a real human. I was skeptical at first, but you can actually see how it works in their demo video: https://youtu.be/_kiP6q8DX5c When I finally spoke to the IRS agent, they explained exactly how to report RSU income correctly in my situation and helped me understand which forms to use. Saved me from potentially making an expensive mistake.
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Sofia Ramirez
•How long did it take to actually get a call back? I've been trying to reach the IRS about my RSU reporting for weeks and just get endless hold music until I eventually give up.
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Dmitry Popov
•This sounds too good to be true. I've tried calling the IRS dozens of times about my stock compensation issues and never got through. Are you sure they can actually help with something technical like RSU basis reporting? Most phone agents I've talked to in the past barely understood basic tax questions.
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NebulaKnight
•I got a callback in about 35 minutes, which was shocking considering I had spent hours trying on my own multiple times. The system just works in the background while you do other things. Yes, it really works for technical questions too! I specifically asked about RSU reporting and Form 8949 adjustments. I was connected to someone in their specialized department that handles investment income questions. The agent walked me through exactly how to report the basis adjustment and even explained why my company's reporting created the discrepancy. I was surprised too - I expected basic help but got someone who clearly understood equity compensation.
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Dmitry Popov
I can't believe I'm saying this, but I tried Claimyr after posting my skeptical comment. I've been trying to reach the IRS for 3 weeks about my RSU reporting issue and was going nowhere. Within 45 minutes of using the service, I was on the phone with an actual IRS tax specialist who dealt specifically with investment income. They walked me through exactly how to handle the RSU adjustment on Form 8949 and explained why my 1099-B showed a different amount than my W2 (turns out some shares were withheld for taxes). The agent even explained that what looked like "missing money" was actually a capital loss I could claim. Just having a real person explain it made everything click into place. Can't believe I wasted weeks trying to figure this out on my own.
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Ava Rodriguez
I think there's also a simpler explanation for the discrepancy that no one has mentioned. Sometimes companies withhold a portion of your RSUs to cover the taxes due at vesting. So if your RSUs were worth $16,000 when they vested, but the company withheld say 40% for taxes (about $6,400), you would only receive shares worth about $9,600 - which is close to the $9,000 sale amount you mentioned. Check your pay stub or RSU statement from around the vesting date. You'll likely see that some shares were automatically withheld for tax purposes. This is a common practice called "sell-to-cover" where they sell just enough shares to cover your tax obligation.
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Miguel Ortiz
•This makes so much sense! Is there any way to verify this on my RSU statement? And if this is what happened, does that mean I'm still reporting correctly if I show the full $16,000 as income on my W2 and then only show the $9,000 sale on my Schedule D?
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Ava Rodriguez
•Look for a line item on your RSU statement or in your brokerage account history that says something like "shares withheld for taxes" or "sell to cover." It usually happens on the same day as the vesting. Yes, you still report the full $16,000 as income (which is already included in your W2 Box 1 wages). Then on Schedule D and Form 8949, you report only the shares you actually received and sold (the $9,000). For the cost basis, you'll use the proportional amount of the $16,000 that corresponds to the shares you actually received - not the full $16,000. This is where most people make mistakes. If you received roughly 56% of the shares after tax withholding, your cost basis would be about 56% of the $16,000, or around $9,000.
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Zainab Khalil
Has anyone used TurboTax to report RSUs? I'm having this same issue and wondering if there's a specific way to enter this in TurboTax to make sure it's handled correctly. Every time I try, it seems like I'm getting double-taxed on the RSU income.
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QuantumQuest
•I use TurboTax every year for my RSUs. The key is when entering your 1099-B, make sure to check the box that says "This sale is related to compensation you received" or something similar. Then it will prompt you to enter the compensation amount already included in your W2. The trick is to make sure you're entering the basis adjustment for each specific lot of RSUs that was sold.
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Carmen Diaz
This is a really common RSU reporting confusion! Let me break this down step by step: The $16,000 on your W2 represents the fair market value of your RSUs when they vested - this is already included in your taxable income (Box 1 of your W2). You've already paid taxes on this amount. The $9,000 on your 1099-B is what you actually received when you sold the shares. The "missing" $7,000 is most likely due to: 1. Tax withholding - your company probably sold some shares automatically to cover your tax obligation 2. Possible trading fees or timing differences For your tax return, you need to: 1. Report the stock sale on Schedule D/Form 8949 using the $9,000 proceeds 2. Your cost basis should be the portion of the $16,000 that corresponds to the shares you actually received and sold 3. If you sold immediately after vesting with minimal gain/loss, your cost basis should be very close to the $9,000 proceeds The key is making sure you don't get double-taxed on the RSU income that's already in your W2. Check your brokerage statements for any "tax withholding" or "shares sold to cover taxes" entries around the vesting date - that will explain the difference.
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Luca Romano
•This is exactly the clear explanation I needed! I was getting so frustrated trying to understand where that $7,000 went. Your breakdown makes perfect sense - I bet my company did withhold shares for taxes and I just didn't notice it on my statements. I'm going to go back and look for those "shares sold to cover taxes" entries you mentioned. It's such a relief to know that I'm not missing something obvious and that this discrepancy is actually normal. The double taxation concern was really stressing me out. One quick follow-up - when you say the cost basis should be "the portion of the $16,000 that corresponds to the shares you actually received," how do I calculate that exactly? Is it just a simple ratio based on the dollar amounts?
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