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Company profile

TScan Therapeutics, Inc. Insider Trading

TCRX

Every SEC Form 4 insider trading filing for TScan Therapeutics, Inc. (TCRX) since April 2023 — open-market buys and sells by directors and officers, option exercises, and cluster activity, updated as each filing is reported to the SEC. Why 2023?

Exchange
Nasdaq
Sector
Biological Products, (No Diagnostic Substances)
CIK
0001783328
Filings
57
Insiders
21
Last filing
2026-05-20
SEC EDGAR ↗Yahoo Finance ↗Finviz ↗Stock Analysis ↗

Activity summary

No insider transactions in the last 30 days. The most recent was on May 20, 2026, when BAKER BROS. ADVISORS LP bought 67,000 shares. 57 filings from 21 insiders are on record below.

Three year balance

Buy and sell value by quarter, Q3 23 to Q2 26. TScan Therapeutics, Inc. insiders are net buyers across the period shown.

PurchasesSales
Q3 23Q4 23Q1 24$104.6MQ2 24Q3 24Q4 24Q1 25Q2 25Q3 25Q4 25Q1 26Q2 26

Bars below the rule are sales, above are purchases. Largest quarter on the chart is $104.6M.

No insider activity recorded for TCRX in the last 90 days.

Insider Transactions

Sourced from SEC EDGAR Form 4 filings. Updated hourly.

DateInsiderCompanyTypeSharesPriceValueReturn
May 20, 2026BAKER BROS. ADVISORS LPTCRX
Award
67,000——-24.6% 3m
May 20, 2026BAKER BROS. ADVISORS LPTCRX
Award
67,000——-24.6% 3m
May 20, 2026Katina DortonTCRX
Award
67,000——-24.6% 3m
May 20, 2026Gabriela GruiaTCRX
Award
67,000——-24.6% 3m
May 20, 2026Barbara KlenckeTCRX
Award
67,000——-24.6% 3m

45 more transactions hidden

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Top insiders

By total value filed.

Lynx1 Capital Management LP10% owner9 filings+$33.6M
Zoran ZdraveskiChief Legal Officer5 filings−$421K
Barbara KlenckeChief Medical Officer3 filings+$83K

Institutional Ownership

Top 13F-HR holders of TScan Therapeutics, Inc. as of 2026-06-30

— stable
Total reported AUM
$1.6M
QoQ change
—
Reporting period
2026-06-30
#1
BlackRock, Inc.
CIK 0002012383
$418,303
427K shares
#2
BlackRock, Inc.
CIK 0002012383
$260,284
266K shares
#3
State Street Corp
CIK 0000093751
$203,187
207K shares

Data source: quarterly 13F-HR filings — institutional holders report positions within 45 days of quarter end. Joined with insider activity above — see who's loading up institutionally while insiders are trading. Full 13F-HR API →

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Form4API, StockholmNot affiliated with the SEC or EDGAR. Data sourced from public EDGAR filings. Not investment advice.

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