TWOU
2U, Inc.
stock NASDAQ

Just asked ChatGPT for a list of 50, I didn't sanity check it so take it with a grain of salt:
Certainly! Here’s a list of 50 publicly traded companies that are not part of the S&P 500, including their ticker symbols:
1. **ETSY** - Etsy, Inc.
2. **PAYC** - Paycom Software, Inc.
3. **MTCH** - Match Group, Inc.
4. **PLAN** - Anaplan, Inc.
5. **EXPE** - Expedia Group, Inc.
6. **LC** - LendingClub Corporation
7. **OSTK** - Overstock.com, Inc.
8. **W** - Wayfair Inc.
9. **BYND** - Beyond Meat, Inc.
10. **SHAK** - Shake Shack Inc.
11. **MDB** - MongoDB, Inc.
12. **DOCU** - Docusign, Inc.
13. **CHGG** - Chegg, Inc.
14. **COUP** - Coupa Software Incorporated
15. **OKTA** - Okta, Inc.
16. **DBX** - Dropbox, Inc.
17. **CVNA** - Carvana Co.
18. **PTON** - Peloton Interactive, Inc.
19. **ZG** - Zillow Group, Inc.
20. **GRUB** - Grubhub Inc.
21. **RUN** - Sunrun Inc.
22. **VRNT** - Verint Systems Inc.
23. **ESTC** - Elastic N.V.
24. **TDOC** - Teladoc Health, Inc.
25. **RNG** - RingCentral, Inc.
26. **ROKU** - Roku, Inc.
27. **SNOW** - Snowflake Inc.
28. **TWLO** - Twilio Inc.
29. **ZS** - Zscaler, Inc.
30. **CRWD** - CrowdStrike Holdings, Inc.
31. **FSLY** - Fastly, Inc.
32. **APPN** - Appian Corporation
33. **FIVN** - Five9, Inc.
34. **NET** - Cloudflare, Inc.
35. **UPST** - Upstart Holdings, Inc.
36. **DOCS** - Doximity, Inc.
37. **SMAR** - Smartsheet Inc.
38. **TEAM** - Atlassian Corporation Plc
39. **VEEV** - Veeva Systems Inc.
40. **GH** - Guardant Health, Inc.
41. **AXON** - Axon Enterprise, Inc.
42. **TDY** - Teledyne Technologies Incorporated
43. **ALNY** - Alnylam Pharmaceuticals, Inc.
44. **AVLR** - Avalara, Inc.
45. **TTD** - The Trade Desk, Inc.
46. **AYX** - Alteryx, Inc.
47. **WDAY** - Workday, Inc.
48. **GDRX** - GoodRx Holdings, Inc.
49. **ZSAN** - Zosano Pharma Corporation
50. **TWOU** - 2U, Inc.
These companies are significant players in their industries and have been publicly traded for some time, yet they are not currently part of the S&P 500.

Just asked ChatGPT for a list of 50, I didn't sanity check it so take it with a grain of salt:
Certainly! Here’s a list of 50 publicly traded companies that are not part of the S&P 500, including their ticker symbols:
1. **ETSY** - Etsy, Inc.
2. **PAYC** - Paycom Software, Inc.
3. **MTCH** - Match Group, Inc.
4. **PLAN** - Anaplan, Inc.
5. **EXPE** - Expedia Group, Inc.
6. **LC** - LendingClub Corporation
7. **OSTK** - Overstock.com, Inc.
8. **W** - Wayfair Inc.
9. **BYND** - Beyond Meat, Inc.
10. **SHAK** - Shake Shack Inc.
11. **MDB** - MongoDB, Inc.
12. **DOCU** - Docusign, Inc.
13. **CHGG** - Chegg, Inc.
14. **COUP** - Coupa Software Incorporated
15. **OKTA** - Okta, Inc.
16. **DBX** - Dropbox, Inc.
17. **CVNA** - Carvana Co.
18. **PTON** - Peloton Interactive, Inc.
19. **ZG** - Zillow Group, Inc.
20. **GRUB** - Grubhub Inc.
21. **RUN** - Sunrun Inc.
22. **VRNT** - Verint Systems Inc.
23. **ESTC** - Elastic N.V.
24. **TDOC** - Teladoc Health, Inc.
25. **RNG** - RingCentral, Inc.
26. **ROKU** - Roku, Inc.
27. **SNOW** - Snowflake Inc.
28. **TWLO** - Twilio Inc.
29. **ZS** - Zscaler, Inc.
30. **CRWD** - CrowdStrike Holdings, Inc.
31. **FSLY** - Fastly, Inc.
32. **APPN** - Appian Corporation
33. **FIVN** - Five9, Inc.
34. **NET** - Cloudflare, Inc.
35. **UPST** - Upstart Holdings, Inc.
36. **DOCS** - Doximity, Inc.
37. **SMAR** - Smartsheet Inc.
38. **TEAM** - Atlassian Corporation Plc
39. **VEEV** - Veeva Systems Inc.
40. **GH** - Guardant Health, Inc.
41. **AXON** - Axon Enterprise, Inc.
42. **TDY** - Teledyne Technologies Incorporated
43. **ALNY** - Alnylam Pharmaceuticals, Inc.
44. **AVLR** - Avalara, Inc.
45. **TTD** - The Trade Desk, Inc.
46. **AYX** - Alteryx, Inc.
47. **WDAY** - Workday, Inc.
48. **GDRX** - GoodRx Holdings, Inc.
49. **ZSAN** - Zosano Pharma Corporation
50. **TWOU** - 2U, Inc.
These companies are significant players in their industries and have been publicly traded for some time, yet they are not currently part of the S&P 500.