JANE STREET GROUP, LLC - PROTO LABS INC ownership

PROTO LABS INC's ticker is and the CUSIP is 743713909. A total of 3 filers reported holding PROTO LABS INC in Q3 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

Quarter-by-quarter ownership
JANE STREET GROUP, LLC ownership history of PROTO LABS INC
ValueSharesWeighting
Q2 2023$209,760
-2.7%
6,000
-7.7%
0.00%
Q1 2023$215,475
-49.4%
6,500
-44.4%
0.00%
Q3 2022$426,000
-47.9%
11,700
-31.6%
0.00%
Q2 2022$818,00017,1000.00%
Other shareholders
PROTO LABS INC shareholders Q3 2023
NameSharesValueWeighting ↓
GROUP ONE TRADING, L.P. 900$23,7600.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
SIMPLEX TRADING, LLC 1,500$390.00%
View complete list of PROTO LABS INC shareholders