13F

Investor

Column Group LLC

CIK 0001833486 · filed 2026-05-18 · SEC filing

13F book

$100.7M

Positions

3

0 new · 2 sold

Largest name

55.4%

Surrozen, Inc.

Est. mark

$28M

Price effect on 3 names still held. Flow −$10.1M.
NameTickerSharesValueWeightEst. markChange
Surrozen, Inc.1.92M$55.8M55.4%$12.1MAdded$14M
Oric Pharmaceuticals, Inc.ORIC3.54M$44.9M44.5%$15.9MHeld
Revolution Medicines Inc46$4.47K0.0%$810Held

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.