XTX Topco’s Larimar Therapeutics LRMR Stock Holding History

XTX Topco’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	$168K	Buy	55,209 +24,325	+79%	+$96.6K	﹤0.01%	3334
2026 Q1	$139K	Sell	30,884 -88,054	-74%	-$352K	﹤0.01%	2989
2025 Q4	$453K	Buy	118,938 +66,569	+127%	+$259K	0.01%	1696
2025 Q3	$169K	Sell	52,369 -115,035	-69%	-$431K	0.01%	1898
2025 Q2	$484K	Buy	+167,404	New	+$388K	0.02%	1124
2025 Q1	–	Sell	-63,810	Closed	-$247K	–	2784
2024 Q4	$247K	Buy	63,810 +48,481	+316%	+$320K	0.02%	1376
2024 Q3	$100K	Buy	+15,329	New	+$123K	0.01%	1607
2024 Q2	–	Sell	-16,906	Closed	-$128K	–	2203
2024 Q1	$128K	Buy	+16,906	New	+$132K	0.02%	1305

Other funds holding LRMR

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 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 Malvern, Pennsylvania $4.68T AUM

RTW Investments New York $11.7B AUM 174.13% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $287B AUM 42.33% 1-Year Est. Return

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

XTX Topco's LRMR Position: Q2 2026 in Review

XTX Topco increased its Larimar Therapeutics (LRMR) stake by 79% in Q2 2026, buying an estimated $96.6K and bringing the position to 55,209 shares worth $168K. The position accounts for ﹤0.01% of the portfolio, ranked #3334.

XTX Topco first reported a position in LRMR in Q1 2024 and has held it in 8 quarters since. The position peaked at $484K in Q2 2025. 163 funds tracked by Wall St. Rank hold LRMR as of Q2 2026.

XTX Topco held 55,209 shares of Larimar Therapeutics worth $168K as of Q2 2026.
XTX Topco bought 24,325 Larimar Therapeutics shares in Q2 2026, an estimated $96.6K.
Larimar Therapeutics made up ﹤0.01% of XTX Topco's portfolio in Q2 2026, its #3334 holding.
XTX Topco first reported a position in Larimar Therapeutics in Q1 2024 and has held it in 8 quarters since.
XTX Topco's Larimar Therapeutics position peaked at $484K in Q2 2025.
163 funds tracked by Wall St. Rank held Larimar Therapeutics as of Q2 2026.

Based on XTX Topco's 13F filing for Q2 2026, filed 14 Aug 2026.