United States Biotechnology & Medical Research

Kyverna Therapeutics, Inc. (KYTX)

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Kyverna Therapeutics, Inc. has seen no insider trading activity within the last ninety days. The most recent recorded transactions occurred in April 2026, involving proposed sales by officers and directors. Prior to these divestments, significant acquisition events were documented throughout late 2025. No further market participation by company insiders has been reported since that spring period.
Ticker: KYTX Exchange: NSM
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Buy signal Sell signal Earnings
No insider activity signals detected

Insider trades have not triggered unusual activity signals for this company.

Top insiders
Trades
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
KAREN WALKER Officer Officer
Transaction date
Proposed sale
Price
230.47
Quantity 43,942
Value US$1,417,058
KAREN WALKER Officer Officer
Transaction date
Proposed sale
Price
193.77
Quantity 19,252
Value US$140,552
DANIEL SPIEGELMAN Director Non-Executive Director
Transaction date
Proposed sale
Price
491.50
Quantity 11,303
Value US$35,606
DANIEL SPIEGELMAN Director Non-Executive Director
Transaction date
Proposed sale
Price
8.44
Quantity 16,634
Value US$140,404
3.7
SEIDENBERG BETH C Non-Executive Director
Transaction date
Purchase
Price
7.50
Quantity 133,333 +18.1%
Value US$999,998
Walker Karen Marie Chief Technology Officer Officer
Transaction date
Planned sale
Price
12.20
Quantity 23,998 -51.5%
Value US$292,776
KAREN WALKER Officer Officer
Transaction date
Proposed sale
Price
8.78
Quantity 23,998
Value US$210,702
1.5
Vida Ventures, LLC Large shareholder
Transaction date
Purchase
Price
22.00
Quantity 583 +inf%
Value US$12,826
1.5
Vida Ventures, LLC Large shareholder
Transaction date
Purchase
Price
22.00
Quantity 252,553 +inf%
Value US$5,556,166
1.3
GILEAD SCIENCES, INC. Large shareholder
Transaction date
Purchase
Price
22.00
Quantity 910,000 +28.3%
Value US$20,020,000
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2026-04-17 2026-04-17 PrS Proposed sale
KAREN WALKER

Officer

Officer
43,942
230.47
US$1,417,058 		43,942 230.47 US$1,417,058
2026-04-14 2026-04-14 PrS Proposed sale
KAREN WALKER

Officer

Officer
19,252
193.77
US$140,552 		19,252 193.77 US$140,552
2026-04-07 2026-04-07 PrS Proposed sale
DANIEL SPIEGELMAN

Director

Non-Executive Director
11,303
491.50
US$35,606 		11,303 491.50 US$35,606
2026-03-31 2026-03-31 PrS Proposed sale
DANIEL SPIEGELMAN

Director

Non-Executive Director
16,634
8.44
US$140,404 		16,634 8.44 US$140,404
2025-12-22 2025-12-18 B Purchase
3.7
SEIDENBERG BETH C
Non-Executive Director
133,333 +18.1%
7.50
US$999,998 		133,333 +18.1% 7.50 US$999,998
2025-12-22 2025-12-18 B Purchase
3.2
Westlake BioPartners Opportunity Fund I, L.P.
Large shareholder
133,333 +18.1%
7.50
US$999,998 		133,333 +18.1% 7.50 US$999,998
2025-12-17 2025-12-15 PlS Planned sale
Walker Karen Marie

Chief Technology Officer

Officer
23,998 -51.5%
12.20
US$292,776 		23,998 -51.5% 12.20 US$292,776
2025-12-15 2025-12-15 PrS Proposed sale
KAREN WALKER

Officer

Officer
23,998
8.78
US$210,702 		23,998 8.78 US$210,702
2024-02-14 2024-02-12 B Purchase
2.8
Bain Capital Life Sciences Investors, LLC
Large shareholder
450,000 +16.6%
22.00
US$9,900,000 		450,000 +16.6% 22.00 US$9,900,000
2024-02-14 2024-02-12 B Purchase
1.5
Vida Ventures, LLC
Large shareholder
583 +inf%
22.00
US$12,826 		583 +inf% 22.00 US$12,826
2024-02-14 2024-02-12 B Purchase
1.5
Vida Ventures, LLC
Large shareholder
252,553 +inf%
22.00
US$5,556,166 		252,553 +inf% 22.00 US$5,556,166
2024-02-13 2024-02-12 B Purchase
1.3
GILEAD SCIENCES, INC.
Large shareholder
910,000 +28.3%
22.00
US$20,020,000 		910,000 +28.3% 22.00 US$20,020,000
2024-02-12 2024-02-12 B Purchase
Northpond Ventures III GP, LLC

Former 10% Owner
450,000 +inf%
22.00
US$9,900,000 		450,000 +inf% 22.00 US$9,900,000
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