Figures computed from official regulatory filings — .
Ownershipinsiders 0% · institutions 0% · short 2.5% of float
In USD · as of Oct 5, 2026
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Tengion, Inc. operates as a regenerative medicine company. The company focuses on discovering, developing, manufacturing, and commercializing a range of neo-organs or products composed of living cells with or without synthetic or natural materials that are implanted or injected into the body to engraft into, regenerate, or replace a damaged tissue or organ. Its product portfolio includes Neo-Kidney Augment to prevent or delay dialysis by increasing renal function in patients with advanced chronic kidney disease; and Neo-Urinary Conduit, which is in Phase I clinical trial and used to replace the use of bowel tissue in bladder cancer patients requiring a non-continent urinary diversion after bladder removal surgery. The company has a license agreement with Children's Medical Center Corporation (CMCC) for the license of certain patent rights and intellectual property rights owned or controlled by CMCC related to tissue engineering technology. Tengion, Inc. was founded in 2003 and is headquartered in Winston-Salem, North Carolina. On December 29, 2014, Tengion, Inc. filed a voluntary petition for liquidation under Chapter 7 in the U.S. Bankruptcy Court for the District of Delaware.
Market information source · Oct 5, 2026
SEC company identity · Oct 5, 2026
Open-market timeline · full history
19 buys1 sell— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details | |
|---|---|---|---|---|---|
| MICLOT JOHN L | Other | $833.1 | SEC | ||
| Randall Lorin |
| Sell |
| $238.8 |
| Unusual size |
| SEC |
| Randall Lorin | OtherD (derivative) | n/a (No price was disclosed in the filing) | SEC |
| Randall Lorin | Other | n/a (No price was disclosed in the filing) | SEC |
| Bertram Timothy | Other | $406.3 | SEC |
| Bertram Timothy | Other | $1.5K | SEC |
| DAVIS A BRIAN | Other | $653.8 | SEC |
| MICLOT JOHN L | Other | $3.6K | SEC |
| DAVIS A BRIAN | Other | $223.8 | SEC |
| MEDTRONIC INC | OtherD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| MEDTRONIC INC | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| Gunterberg Jacobtrack record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| Gunterberg Jacobtrack record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| Gunterberg Jacobtrack record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| Gunterberg Jacobtrack record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| Gunterberg Jacobtrack record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| HealthCap IV GP AB, L.L.C.track record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |
| Gunterberg Jacobtrack record | BuyD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | First in 12mo | SEC |