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Company Analysis

CGEM Insider Trading

Cullinan Therapeutics, Inc. | Biological Products, (No Diagnostic Substances)

Comprehensive Trading Performance Summary

The investment history of corporate insiders at Cullinan Therapeutics, Inc. provides a unique lens into the internal conviction of the company's leadership. By analyzing SEC Form 4 filings, investors can track how directors and officers are allocating their own capital. High-conviction buying often signals that management believes the current market price significantly undervalues future growth prospects, while strategic selling might occur for personal liquidity or portfolio diversification. Monitoring these shifts in ownership is essential for understanding the alignment between management and shareholders in the Biological Products, (No Diagnostic Substances) sector.

Transactions on Chart

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Filing Date Trade Date Reporting Person Relationship Type Price Qty Total, $ Owned After Change, %
2021-09-16 23:45 2021-09-14 UBS Oncology Impact Fund L.P. 10% owner SELL $29.17 13,531 $394,636 7,651,392 -0.2%
2021-09-16 23:44 2021-09-14 GADICKE ANSBERT Director, 10% owner SELL $29.17 15,401 $449,175 7,651,392 -0.2%
2021-09-14 01:24 2021-09-09 UBS Oncology Impact Fund L.P. 10% owner SELL $29.23 23,253 $679,739 7,664,923 -0.3%
2021-09-14 01:22 2021-09-09 GADICKE ANSBERT Director, 10% owner SELL $29.23 26,468 $773,721 7,664,923 -0.3%
2021-09-09 23:15 2021-09-08 Trigilio Jeffrey Officer - Chief Financial Officer OPT+S $28.48 15,000 $427,154 2,250 0.0%
2021-09-09 23:15 2021-09-08 Baeuerle Patrick Officer - See Remarks OPT+S $28.45 11,000 $312,950 0 0.0%
2021-09-08 23:15 2021-09-07 Zawel Leigh Officer - See Remarks SELL $28.95 28,118 $814,016 65,406 -30.1%
2021-09-09 01:20 2021-09-03 UBS Oncology Impact Fund L.P. 10% owner SELL $29.20 48,640 $1,420,395 7,688,176 -0.6%
2021-09-09 01:17 2021-09-03 GADICKE ANSBERT Director, 10% owner SELL $29.20 55,364 $1,616,751 7,688,176 -0.7%
2021-09-03 00:26 2021-08-31 UBS Oncology Impact Fund L.P. 10% owner SELL $29.50 24,309 $717,218 7,736,816 -0.3%
2021-09-03 00:25 2021-08-31 GADICKE ANSBERT Director, 10% owner SELL $29.50 27,669 $816,352 7,736,816 -0.4%
2021-08-31 23:47 2021-08-27 UBS Oncology Impact Fund L.P. 10% owner SELL $29.24 44,358 $1,296,886 7,761,125 -0.6%
2021-08-31 23:48 2021-08-27 GADICKE ANSBERT Director, 10% owner SELL $29.24 50,489 $1,476,137 7,761,125 -0.6%
2021-08-27 02:11 2021-08-10 Baeuerle Patrick Officer - See Remarks OPT+S $27.00 11,000 $297,000 0 0.0%
2021-08-26 02:42 2021-08-23 UBS Oncology Impact Fund L.P. 10% owner SELL $29.29 105,894 $3,101,349 7,805,483 -1.3%
2021-08-26 02:41 2021-08-23 GADICKE ANSBERT Director, 10% owner SELL $29.29 120,592 $3,531,814 7,805,483 -1.5%
2021-08-24 23:06 2021-08-23 Zawel Leigh Officer - See Remarks SELL $29.00 28,118 $815,422 93,524 -23.1%
2021-08-24 23:06 2021-08-18 Michaelson Jennifer Officer - See Remarks OPT+S $27.66 4,000 $110,648 22,911 0.0%
2021-08-12 23:55 2021-08-11 UBS Oncology Impact Fund L.P. 10% owner SELL $29.05 2,510 $72,916 7,911,377 0.0%
2021-08-12 23:54 2021-08-11 GADICKE ANSBERT Director, 10% owner SELL $29.05 2,857 $82,996 7,911,377 0.0%
2021-08-11 23:15 2021-08-09 Zawel Leigh Officer - See Remarks SELL $26.77 28,118 $752,851 121,642 -18.8%
2021-01-15 01:30 2021-01-12 Trigilio Jeffrey Officer - Chief Financial Officer BUY $21.00 2,250 $47,250 2,250 +100.0%
2021-01-15 01:54 2021-01-12 UBS Oncology Impact Fund L.P. 10% owner BUY $21.00 300,000 $6,300,000 7,913,887 +3.9%
2021-01-15 01:30 2021-01-12 Hughes Owen Director, Officer - President and CEO BUY $21.00 2,500 $52,500 506,226 +0.5%
2021-01-15 01:30 2021-01-12 Jovan-Embiricos Morana Director, 10% owner BUY $21.00 200,000 $4,200,000 104,762 +100.0%
2021-01-15 01:51 2021-01-12 GADICKE ANSBERT Director, 10% owner BUY $21.00 300,000 $6,300,000 7,913,887 +3.9%
SHOW ENTRIES

How to Interpret $CGEM Trades

Not every insider transaction in Cullinan Therapeutics, Inc. is a signal for immediate action. Professional investors look for "cluster buying"—when multiple executives simultaneously purchase $CGEM shares on the open market. It is crucial to distinguish between scheduled sales (under Rule 10b5-1) and voluntary increases in ownership, which demonstrate management’s true conviction that the stock is undervalued.

Data Source & Accuracy for CGEM

Insider activity data for Cullinan Therapeutics, Inc. is streamed in real-time directly from the SEC EDGAR system. We analyze raw Form 4 filings, filtering out technical adjustments and complex derivative transactions. This provides a transparent view of how ownership structure is evolving in $CGEM, allowing you to follow the capital of those with the most intimate knowledge of the company.

UNDERSTANDING THE DATA

FILING DATE: The date and time when the transaction was reported to the SEC. This is when the public first receives the information.

TRADE DATE: The actual day the insider executed the purchase or sale in the market.

INDUSTRY: The specific market sector the company operates in. Useful for identifying broader institutional capital flows across sectors.

OWNED AFTER: The total number of shares held by the insider following the transaction. This highlights the insider's remaining conviction in the company.

CHANGE %: The percentage increase or decrease of the insider's total position. Large percentage changes often carry more weight than the dollar amount alone.

TRADE TYPES DEFINITIONS

BUY: An open market purchase. Typically indicates an insider's belief that the stock is undervalued or poised for growth.

SELL: An open market sale. While often used for diversification or liquidity, large or unexpected sales can be a warning signal.

OPT+S (OPTION EXERCISE & SALE): This occurs when an insider exercises their stock options and sells them immediately. Often part of a structured compensation plan.