InsidersTradesSigma
Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (0 ops.)
Insider track record
CEODisclosed buys
0
Disclosed sells
0
T+90 hit rate
77%
T+90 mean return
+69.2%
Across 13 buy signals with a settled T+90 return. Return basis: close on the day after publication.
Signal history
Discover the complete record of transactions filed by Buell Jennifer, Chief Executive Officer. Insider active across 2 companies, notably MiNK Therapeutics, Inc.. Cumulatively, 20 filings have been recorded. History available since 30 June 2021. The latest transaction was filed on 2 January 2026 (Retenue fiscale). Regulator: SEC (Form 4). All data is openly available.
Declarations20 total
10,024 shares@ US$11.120.18% mcap28.7% of flowCommon StockSEC:0001193125-26-012914:0
10,024 shares@ US$11.1228.7% of flowCommon StockSEC:0001193125-26-012914
5,351 shares@ US$15.3621.3% of flowCommon StockSEC:0001193125-25-230098
5,351 shares@ US$15.360.13% mcap21.3% of flowCommon StockSEC:0001193125-25-230098:0
581 shares@ US$3.111.4% of flowCommon StockSEC:0000950170-25-064636:0
869 shares@ US$2.081.4% of flowCommon StockSEC:0000950170-25-063522:0
1,159 shares@ US$1.561.4% of flowCommon StockSEC:0000950170-25-052895:0
1,123 shares@ US$1.611.5% of flowCommon StockSEC:0000950170-25-046050:0
409 shares@ US$2.350.8% of flowCommon StockSEC:0000950170-25-043817:0
545 shares@ US$3.321.5% of flowCommon StockSEC:0000950170-25-037127:0
626 shares@ US$3.321.7% of flowCommon StockSEC:0000950170-25-033526:0
516 shares@ US$3.501.5% of flowCommon StockSEC:0000950170-25-022204:0
270 shares@ US$3.570.8% of flowCommon StockSEC:0000950170-25-013409:0
776 shares@ US$3.572.3% of flowCommon StockSEC:0000950170-25-010023:0
695,750 sharesCommon StockSEC:0000950170-23-053381:0
25,000 shares@ US$1.15383.7% of flowCommon StockSEC:0000950170-23-051760:0
695,750 sharesCommon StockSEC:0000950170-23-050807:0
171,990 shares@ US$2.3251.2% of flowCommon StockSEC:0000899243-23-001620:0
10,597 shares@ US$5.490.033% mcap50.0% of flowCommon StockSEC:0000899243-21-027356:0
10,597 shares@ US$5.4942.8% of flowCommon StockSEC:0000899243-21-027356
20 of 20 declarations
About Buell Jennifer
Jennifer Buell is the Chief Executive Officer and President at MiNK Therapeutics, Inc. and AGENUS INC. She leads the strategic operations of these companies, focusing on the development of immunological therapies. Her experience in the biopharmaceutical sector is a significant asset in achieving growth objectives.
