TCRX insider buying
1 cluster buyTScan Therapeutics, Inc. · Healthcare
When two or more insiders at TScan Therapeutics, Inc. buy TCRX on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in TCRX plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Aug 23 – Dec 13, 2024Detected Dec 13, 20243 insidersTotal bought$376.7KMarket cap$68.6M
All notable open-market buys in TCRX
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Dec 23, 2025 | 10% Owner | 6,232 | $0.90 | $5.6K | SEC ↗ |
| Dec 22, 2025 | 10% Owner | 75,500 | $0.90 | $68.0K | SEC ↗ |
| Dec 19, 2025 | 10% Owner | 80,069 | $0.90 | $72.1K | SEC ↗ |
| May 20, 2025 | 10% Owner | 1,200,000 | $1.20 | $1.4M | SEC ↗ |
| May 19, 2025 | 10% Owner | 1,388,794 | $1.20 | $1.7M | SEC ↗ |
| Dec 13, 2024 | Nichols Westoncluster 10% Owner | 100,000 | $2.90 | $290.0K | SEC ↗ |
| Nov 15, 2024 | Nichols Westoncluster 10% Owner | 947 | $4.34 | $4.1K | SEC ↗ |
| Sep 23, 2024 | Klencke Barbaracluster Director | 5,000 | $5.29 | $26.5K | SEC ↗ |
| Aug 26, 2024 | Klencke Barbaracluster Director | 5,000 | $5.53 | $27.7K | SEC ↗ |
| Aug 23, 2024 | Klencke Barbaracluster Director | 5,000 | $5.69 | $28.5K | SEC ↗ |
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TCRX insider buying — FAQ
- Are insiders buying TCRX stock?
- Yes — 5 distinct insiders have bought TCRX (TScan Therapeutics, Inc.) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Dec 23, 2025.
- How much TCRX stock have insiders bought?
- Insiders have bought a combined $3.6M of TCRX across 10 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in TCRX?
- A cluster buy is two or more distinct TScan Therapeutics, Inc. insiders — officers, directors, or 10% owners — each buying TCRX on the open market within a rolling window. TCRX has 1 detected cluster buy to date.
- Where does this TCRX insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in TCRX
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy TCRX within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding TCRX.