SIMPLEX TRADING, LLC - HARVARD BIOSCIENCE INC ownership

HARVARD BIOSCIENCE INC's ticker is HBIO and the CUSIP is 416906105. A total of 87 filers reported holding HARVARD BIOSCIENCE INC in Q3 2020. The put-call ratio across all filers is - and the average weighting 0.1%.

Quarter-by-quarter ownership
SIMPLEX TRADING, LLC ownership history of HARVARD BIOSCIENCE INC
ValueSharesWeighting
Q3 2023$4969
+869.0%
0.00%
Q4 2022$0
-100.0%
100
-93.3%
0.00%
Q3 2022$3,0001,495
+536.2%
0.00%
Q2 2022$0
-100.0%
235
-85.8%
0.00%
Q4 2021$11,000
+450.0%
1,660
+132.8%
0.00%
Q3 2020$2,000
-93.1%
713
-87.2%
0.00%
Q3 2018$29,0005,588
+3978.8%
0.00%
Q3 2017$01370.00%
Other shareholders
HARVARD BIOSCIENCE INC shareholders Q3 2020
NameSharesValueWeighting ↓
First Light Asset Management, LLC 2,039,753$7,078,0002.96%
Glacier Peak Capital LLC 452,258$1,569,0001.00%
BARD ASSOCIATES INC 357,475$1,240,0000.73%
KNIGHTSBRIDGE ASSET MANAGEMENT, LLC 275,150$955,0000.68%
Penbrook Management LLC 135,950$471,0000.48%
WOODMONT INVESTMENT COUNSEL LLC 356,017$1,235,0000.36%
Polar Asset Management Partners Inc. 1,716,993$5,958,0000.31%
HEARTLAND ADVISORS INC 2,000,000$6,940,0000.28%
Granahan Investment Management 1,413,215$4,904,0000.17%
Foundry Partners, LLC 488,000$1,693,0000.14%
View complete list of HARVARD BIOSCIENCE INC shareholders