Institutions Holding Put Options on Proto Labs Inc (PRLB)
This table provides information about the put option holders of Proto Labs Inc (PRLB). We have compiled data on the institutions that hold put options on the stock, with a total of 7,800 put options outstanding, which have been reported (via 13F filing form) to have a value of $378,000 at the end of the reported quarter. These put option holders have the right, but not the obligation, to sell AAPL shares at a specified price within a certain time frame.
| Holding | Report Date | puts Held | Holding Value (Reported) | Last Trade | Trade History |
|---|---|---|---|---|---|
|
Ken Griffin
Citadel Advisors LLC | Chicago, Il
|
Nov 14, 2025 Q3 2025 |
6,400
puts
|
$310,400
0.0% of portfolio
|
Q3 2025
New holding
|
|
|
Peak6 Investments LLC
Chicago, IL |
Nov 13, 2024 Q3 2024 |
1,400
puts
|
$67,900
0.0% of portfolio
|
Q3 2024
Reduced 92.09%
|