JANE STREET GROUP, LLC - PROTO LABS INC ownership

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PROTO LABS INC's ticker is and the CUSIP is 743713909. A total of 4 filers reported holding PROTO LABS INC in Q1 2023. The put-call ratio across all filers is - and the average weighting 0.0%.

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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$818,000–17,100–0.00%–
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Other shareholders
PROTO LABS INC shareholders Q1 2023
NameSharesValueWeighting ↓
SIMPLEX TRADING, LLC 21,100$1,951,0000.00%
HBK INVESTMENTS L P 6,400$426,0000.00%
CONCOURSE FINANCIAL GROUP SECURITIES, INC. 0$00.00%
GROUP ONE TRADING, L.P. 2,700$180,0000.00%
View complete list of PROTO LABS INC shareholders