Group One Trading
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Group One Trading’s Larimar Therapeutics LRMR Stock Holding History

Group One Trading’s Portfolio LRMR Stock Details LRMR Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$56.1K Buy
18,400
+2,100
+13% +$8.34K ﹤0.01% 5321
2026
Q1 		$73.3K Buy
+16,300
New +$65.2K ﹤0.01% 4975
2025
Q4 		– Sell
-500
Closed -$1.61K – 8733
2025
Q3 		$1.61K Sell
500
-3,000
-86% -$11.2K ﹤0.01% 7960
2025
Q2 		$10.1K Buy
3,500
+1,300
+59% +$3.01K ﹤0.01% 6712
2025
Q1 		$4.73K Sell
2,200
-39,100
-95% -$124K ﹤0.01% 6672
2024
Q4 		$160K Sell
41,300
-5,500
-12% -$36.3K ﹤0.01% 4113
2024
Q3 		$307K Buy
+46,800
New +$376K ﹤0.01% 3245
2024
Q2 		– Sell
-37,600
Closed -$285K – 7160
2024
Q1 		$285K Buy
+37,600
New +$293K ﹤0.01% 3251
2023
Q3 		– Sell
-500
Closed -$1.56K – 8004
2023
Q2 		$1.56K Buy
+500
New +$2.04K ﹤0.01% 7161
2021
Q4 		– Sell
-1,000
Closed -$12K – 8571
2021
Q3 		$12K Hold
1,000
– – ﹤0.01% 7424
2021
Q2 		$10K Buy
+1,000
New +$11.3K ﹤0.01% 7519
2019
Q3 		– Sell
-367
Closed -$5K – 5369
2019
Q2 		$5K Hold
367
– – ﹤0.01% 4604
2019
Q1 		$12K Buy
+367
New +$18.8K ﹤0.01% 4209
2018
Q3 		– Sell
-1,067
Closed -$131K – 5419
2018
Q2 		$131K Sell
1,067
-50
-4% -$4.25K ﹤0.01% 3377
2018
Q1 		$100K Buy
1,117
+1,067
+2,134% +$90.4K ﹤0.01% 3240
2017
Q4 		$3K Sell
50
-117
-70% -$5.27K ﹤0.01% 4647
2017
Q3 		$7K Sell
167
-416
-71% -$17.3K ﹤0.01% 4389
2017
Q2 		$25K Buy
583
+166
+40% +$8.49K ﹤0.01% 3850
2017
Q1 		$23K Sell
417
-10,550
-96% -$524K ﹤0.01% 3817
2016
Q4 		$418K Sell
10,967
-416
-4% -$16.9K ﹤0.01% 1899
2016
Q3 		$452K Buy
11,383
+11,241
+7,916% +$511K ﹤0.01% 1895
2016
Q2 		$10K Sell
142
-1,500
-91% -$119K ﹤0.01% 4074
2016
Q1 		$132K Sell
1,642
-925
-36% -$73K ﹤0.01% 2627
2015
Q4 		$194K Buy
2,567
+1,475
+135% +$237K ﹤0.01% 2513
2015
Q3 		$419K Buy
+1,092
New +$492K 0.01% 1917

Other funds holding LRMR

DM
Deerfield Management New York $9.59B AUM 113.36% 1-Year Est. Return
BOCH
Blue Owl Capital Holdings New York $665M AUM 95.48% 1-Year Est. Return
BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
DCM
Defilade Capital Management Emeryville, California $747M AUM
DCM
Driehaus Capital Management Chicago, Illinois $17.3B AUM 211.34% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
RI
RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return
AQR Capital Management
AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return
Marshall Wace
Marshall Wace London, United Kingdom $127B AUM 46.06% 1-Year Est. Return
DCM
DAFNA Capital Management Los Angeles, California $524M AUM 164.42% 1-Year Est. Return

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

Group One Trading opened a new position in Larimar Therapeutics (LRMR) in Q2 2026: 3,596 shares worth $11K. The stake represents ﹤0.01% of the portfolio and ranks #6338 among its holdings. This is a return to the name: Group One Trading previously reported a position in LRMR as recently as Q3 2025.

Group One Trading first reported a position in LRMR in Q3 2015 and has held it in 28 quarters since. The position peaked at $432K in Q3 2025. 162 funds tracked by Wall St. Rank hold LRMR as of Q2 2026.

  • Group One Trading held 3,596 shares of Larimar Therapeutics worth $11K as of Q2 2026.
  • Larimar Therapeutics was a new Group One Trading position in Q2 2026.
  • Larimar Therapeutics made up ﹤0.01% of Group One Trading's portfolio in Q2 2026, its #6338 holding.
  • Group One Trading first reported a position in Larimar Therapeutics in Q3 2015 and has held it in 28 quarters since.
  • Group One Trading's Larimar Therapeutics position peaked at $432K in Q3 2025.
  • 162 funds tracked by Wall St. Rank held Larimar Therapeutics as of Q2 2026.

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