Tscan Therapeutics (TCRX)10% owner bought ~$1.67M

~$1.67M

Approx. value · 1.39M sh @ $1.20

6.75M

Holds after · shares reported

Traded

May 19, 2025

Filed

May 21, 2025

The story around this disclosure

Every dated public record OQRO holds about the company from 60 days before to 120 days after, oldest first. It shows what was going on; none of it is a stated reason for the trade.

1. May 19, 2025 · this disclosureInsider10% owner purchased ~$1.67M of TCRX shares in the open market

What came next

1. May 20, 2025Insider10% owner purchased ~$1.44M of TCRX shares in the open market

How to read SEC Form 4

Form 4 is the filing that officers, directors and owners of more than 10% of a US-listed company must send to the SEC within two business days after they buy, sell or otherwise change their holding of the company's stock.

Full guide: What is an SEC Form 4?

What else is on file for Tscan Therapeutics

OQRO holds no insider, Congress, fund or contract record for Tscan Therapeutics dated in the last 90 days.

These are records OQRO holds, counted by their date, not a measure of how much trading took place. Routine paperwork such as option exercises and tax withholding is left out. Everything for the company is on its TCRX page.

Other recent filings by Lynx1 Capital Management LP, 10% owner

• SEC Form 4 at Passage Bio (PASG)Jun 30, 2026
• SEC Form 4 at Tscan Therapeutics (TCRX)Dec 23, 2025
• SEC Form 4 at Tscan Therapeutics (TCRX)Dec 23, 2025
• SEC Form 4 at Tscan Therapeutics (TCRX)Dec 23, 2025
• SEC Form 4 at Neuphoria Therapeutics (NEUP)Oct 24, 2025

The full history of Lynx1 Capital Management LP, 10% owner is on the profile page.

How this filing works

• SEC Form 4
• Open-market purchase
• Rule 10b5-1 trading plans

Other disclosures at Tscan Therapeutics

• SEC Form 4Dec 23, 2025
• SEC Form 4Dec 23, 2025
• SEC Form 4Dec 23, 2025
• SEC Form 4May 21, 2025
• SEC Form 4Dec 16, 2024
• SEC Form 4Dec 16, 2024

Everything OQRO holds on this company is on its TCRX page.