Group One Trading
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Group One Trading’s Harvard Bioscience HBIO Stock Holding History

Group One Trading’s Portfolio HBIO Stock Details HBIO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$1.48K Sell
240
-1,942
-89% -$11.6K ﹤0.01% 7099
2026
Q1 		$10.6K Sell
2,182
-369
-14% -$2.06K ﹤0.01% 6346
2025
Q4 		$17.1K Buy
2,551
+2,370
+1,309% +$14.1K ﹤0.01% 6481
2025
Q3 		$795 Sell
181
-300
-62% -$1.42K ﹤0.01% 8093
2025
Q2 		$2.14K Buy
481
+441
+1,103% +$1.84K ﹤0.01% 7402
2025
Q1 		$226 Buy
40
+20
+100% +$256 ﹤0.01% 7367
2024
Q4 		$422 Buy
+20
New +$459 ﹤0.01% 7017
2022
Q1 		– Sell
-30
Closed -$1.77K – 8274
2021
Q4 		$2K Hold
30
– – ﹤0.01% 7879
2021
Q3 		$2K Buy
+30
New +$2.39K ﹤0.01% 7936
2015
Q4 		– Sell
-100
Closed -$4K – 4862
2015
Q3 		$4K Hold
100
– – ﹤0.01% 4543
2015
Q2 		$6K Buy
+100
New +$5.69K ﹤0.01% 4442
2014
Q1 		– Sell
-2,121
Closed -$96.5K – 5346
2013
Q4 		$100K Sell
2,121
-8,664
-80% -$378K ﹤0.01% 3027
2013
Q3 		$430K Buy
10,785
+9,122
+549% +$359K 0.01% 1746
2013
Q2 		$60K Buy
+1,663
New +$63.7K ﹤0.01% 3263

Other funds holding HBIO

WCM
Weber Capital Management San Francisco, California $118M AUM
MIM
Meros Investment Management Dallas, Texas $315M AUM 58.44% 1-Year Est. Return
Acadian Asset Management
Acadian Asset Management Boston, Massachusetts $84.2B AUM 55.88% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
NCNMGF
Nano-Cap New Millennium Growth Fund Staten Island, New York $130M AUM
CCM
Corsair Capital Management New York $800M AUM 94.38% 1-Year Est. Return
Two Sigma Investments
Two Sigma Investments New York $138B AUM 41.87% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $72.6B AUM 54.88% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Group One Trading's HBIO Position: Q2 2026 in Review

Group One Trading reduced its Harvard Bioscience (HBIO) stake by 89% in Q2 2026, selling an estimated $11.6K and leaving 240 shares worth $1.48K. The position accounts for ﹤0.01% of the portfolio, ranked #7099.

Group One Trading first reported a position in HBIO in Q2 2013 and has held it in 14 quarters since. The position peaked at $430K in Q3 2013. 37 funds tracked by Wall St. Rank hold HBIO as of Q2 2026.

  • Group One Trading held 240 shares of Harvard Bioscience worth $1.48K as of Q2 2026.
  • Group One Trading sold 1,942 Harvard Bioscience shares in Q2 2026, an estimated $11.6K.
  • Harvard Bioscience made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #7099 holding.
  • Group One Trading first reported a position in Harvard Bioscience in Q2 2013 and has held it in 14 quarters since.
  • Group One Trading's Harvard Bioscience position peaked at $430K in Q3 2013.
  • 37 funds tracked by Wall St. Rank held Harvard Bioscience as of Q2 2026.

Based on Group One Trading's 13F filing for Q2 2026, filed 14 Aug 2026.