MAM
MREO

Monaco Asset Management’s Mereo BioPharma MREO Stock Holding History

Monaco Asset Management’s Portfolio MREO Stock Details MREO Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-1,585,214
Closed -$661K – 90
2025
Q4 		$661K Buy
1,585,214
+639,299
+68% +$1.22M 0.11% 70
2025
Q3 		$1.95M Buy
945,915
+550,915
+139% +$1.02M 0.12% 53
2025
Q2 		$1.07M Sell
395,000
-21,468
-5% -$51.8K 0.19% 63
2025
Q1 		$937K Buy
416,468
+35,000
+9% +$99K 0.19% 52
2024
Q4 		$1.34M Sell
381,468
-3,067
-0.8% -$12.1K 0.19% 53
2024
Q3 		$1.58M Buy
384,535
+36,407
+10% +$151K 0.23% 47
2024
Q2 		$1.25M Sell
348,128
-56,872
-14% -$184K 0.2% 39
2024
Q1 		$1.34M Sell
405,000
-271,494
-40% -$919K 0.4% 40
2023
Q4 		$1.56M Buy
676,494
+80,765
+14% +$154K 0.46% 47
2023
Q3 		$768K Sell
595,729
-110,000
-16% -$146K 0.23% 55
2023
Q2 		$932K Sell
705,729
-610,516
-46% -$708K 0.26% 51
2023
Q1 		$930K Sell
1,316,245
-733,416
-36% -$660K 0.29% 49
2022
Q4 		$1.54M Buy
2,049,661
+1,863,005
+998% +$1.53M 0.46% 45
2022
Q3 		$161K Buy
+186,656
New +$228K 0.06% 66

Other funds holding MREO

RCMNY
Rubric Capital Management (New York) New York $10.9B AUM 70.31% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.06B AUM 215.32% 1-Year Est. Return
6CM
683 Capital Management New York $2.04B AUM 94.26% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.55T AUM 33.47% 1-Year Est. Return
DCM
Defilade Capital Management Emeryville, California $747M AUM
NM
Newtyn Management New York $801M AUM 23.14% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
TC
Tejara Capital London, United Kingdom $243M AUM 9.84% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $786B AUM 40.34% 1-Year Est. Return
WANY
Wealthspire Advisors (New York) New York $18.2B AUM 21.48% 1-Year Est. Return

Monaco Asset Management's MREO Position: Q1 2026 in Review

Monaco Asset Management sold out of Mereo BioPharma (MREO) in Q1 2026, closing a stake of 1,585,214 shares — an estimated $661K sold.

Monaco Asset Management first reported a position in MREO in Q3 2022 and held it in 14 quarters. The position peaked at $1.95M in Q3 2025. 63 funds tracked by Wall St. Rank hold MREO as of Q1 2026.

  • Monaco Asset Management reported no remaining Mereo BioPharma position as of Q1 2026 after selling out during the quarter.
  • Monaco Asset Management sold 1,585,214 Mereo BioPharma shares in Q1 2026, an estimated $661K.
  • Monaco Asset Management first reported a position in Mereo BioPharma in Q3 2022 and held it in 14 quarters.
  • Monaco Asset Management's Mereo BioPharma position peaked at $1.95M in Q3 2025.
  • 63 funds tracked by Wall St. Rank held Mereo BioPharma as of Q1 2026.

Based on Monaco Asset Management's 13F filing for Q1 2026, filed 11 May 2026.