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Total declarations
Companies
▲ Purchases (0 ops.)
▼ Sales (12 ops.)
Latest filing published 25 Feb 2026 for Cullinan Therapeutics, Inc., €44k.
Filing timeline
BuySaleJacquelyn L. Sumer
Insider track record
Disclosed buys
0
Disclosed sells
12
Not enough buy signals with a settled T+90 horizon to measure a track record yet.
Signal history
Jacquelyn L. Sumer: trading record in brief
Filings by Jacquelyn L. Sumer span 2 companies, the busiest being Cullinan Therapeutics, Inc. and Genocea Biosciences, Inc. We count 16 filings; the first trade dates from 15 March 2022 and the latest from 24 February 2026.
Every open-market trade on record is a sale: 12 sales worth €210k. Other entries cover 4 share grants. So far in 2026, the count stands at no purchases and 2 sales.
On 25 February 2026 came the latest disclosure, an open-market sale for €44k in Cullinan Therapeutics, Inc. Typically, a trade is published a median of 2 days after it takes place. For comparison, the SEC allows two business days to file a Form 4. A sale on its own says little: insiders also sell to pay tax, fund a purchase or diversify. These figures are compiled from regulatory filings published by SEC (Form 4). They describe what insiders did and are not a recommendation.
Companies and markets linked to Jacquelyn L. Sumer
Open company profiles for insider transactions, fundamentals and analyst consensus when available.
Declarations16 total
3,601 shares@ US$14.4723.9% of flowCommon StockSEC:0001193125-26-071997:0
3,742 shares@ US$13.6223.5% of flowCommon StockSEC:0001193125-26-064255:0
3,480 shares@ US$9.6729.5% of flowCommon StockSEC:0001193125-25-327033:0
3,756 shares@ US$8.5344.7% of flowCommon StockSEC:0000950170-25-029197:0
50,000 shares0Common StockSEC:0000950170-25-025030:0
3,482 shares@ US$11.4155.3% of flowCommon StockSEC:0000950170-24-139123:0
50,000 shares0Common StockSEC:0000950170-24-019457:0
1,400 shares@ US$8.5043.6% of flowCommon StockSEC:0000950170-23-072755:0
290 shares@ US$8.228.8% of flowCommon StockSEC:0000950170-23-071986:0
291 shares@ US$12.9413.8% of flowCommon StockSEC:0000950170-23-029157:0
291 shares@ US$8.769.5% of flowCommon StockSEC:0000899243-23-013360:0
290 shares@ US$10.7111.3% of flowCommon StockSEC:0000950170-23-013697:0
305 shares@ US$11.3213.0% of flowCommon StockSEC:0000899243-23-009715:0
47,000 shares0Common StockSEC:0000899243-23-005732:0
2,500 shares@ US$0.0601100.0% of flowCommon StockSEC:0001457612-22-000070:0
37,500 shares0Common StockSEC:0001457612-22-000036:0
16 of 16 declarations
