Susquehanna International Group
MREO

Susquehanna International Group’s Mereo BioPharma MREO Stock Holding History

Susquehanna International Group’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 		$67.2K Sell
203,600
-454,200
-69% -$195K ﹤0.01% 12532
2025
Q4 		$276K Buy
657,800
+507,500
+338% +$966K ﹤0.01% 10139
2025
Q3 		$310K Buy
150,300
+16,700
+13% +$30.8K ﹤0.01% 10036
2025
Q2 		$362K Buy
133,600
+40,600
+44% +$98K ﹤0.01% 9910
2025
Q1 		$209K Buy
93,000
+36,700
+65% +$104K ﹤0.01% 10837
2024
Q4 		$197K Sell
56,300
-135,700
-71% -$533K ﹤0.01% 10743
2024
Q3 		$789K Buy
192,000
+99,000
+106% +$410K ﹤0.01% 7374
2024
Q2 		$335K Sell
93,000
-26,100
-22% -$84.5K ﹤0.01% 9198
2024
Q1 		$393K Buy
119,100
+72,600
+156% +$246K ﹤0.01% 9074
2023
Q4 		$107K Sell
46,500
-55,300
-54% -$106K ﹤0.01% 11267
2023
Q3 		$131K Sell
101,800
-179,800
-64% -$239K ﹤0.01% 10690
2023
Q2 		$372K Buy
281,600
+248,400
+748% +$288K ﹤0.01% 9002
2023
Q1 		$23.6K Buy
+33,200
New +$29.9K ﹤0.01% 12003
2022
Q4 		– Sell
-23,900
Closed -$21K – 13210
2022
Q3 		$21K Sell
23,900
-23,500
-50% -$28.8K ﹤0.01% 12587
2022
Q2 		$53K Buy
47,400
+1,200
+3% +$930 ﹤0.01% 11947
2022
Q1 		$52K Buy
+46,200
New +$59.7K ﹤0.01% 12297
2021
Q4 		– Sell
-39,100
Closed -$95K – 13610
2021
Q3 		$95K Sell
39,100
-31,500
-45% -$83.4K ﹤0.01% 12097
2021
Q2 		$224K Sell
70,600
-2,000
-3% -$6.71K ﹤0.01% 11353
2021
Q1 		$245K Buy
+72,600
New +$257K ﹤0.01% 11030

Other funds holding MREO

RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
EC
EcoR1 Capital San Francisco, California $2.36B AUM 204.53% 1-Year Est. Return
6CM
683 Capital Management New York $1.92B AUM 85.52% 1-Year Est. Return
Bank of America
Bank of America Charlotte, North Carolina $1.37T AUM 24.88% 1-Year Est. Return
DCM
Defilade Capital Management Emeryville, California $712M AUM
NM
Newtyn Management New York $936M AUM 27.23% 1-Year Est. Return
Millennium Management
Millennium Management New York $240B AUM 35.51% 1-Year Est. Return
TC
Tejara Capital London, United Kingdom $303M AUM 5.43% 1-Year Est. Return
UBS Group
UBS Group Zurich, Switzerland $666B AUM 30.12% 1-Year Est. Return
WANY
Wealthspire Advisors (New York) New York $12.7B AUM 17.31% 1-Year Est. Return

Susquehanna International Group's MREO Position: Q1 2026 in Review

Susquehanna International Group opened a new position in Mereo BioPharma (MREO) in Q1 2026: 195,920 shares worth $64.7K. The stake represents ﹤0.01% of the portfolio and ranks #12547 among its holdings. This is a return to the name: Susquehanna International Group previously reported a position in MREO as recently as Q3 2025.

Susquehanna International Group first reported a position in MREO in Q1 2021 and has held it in 18 quarters since. The position peaked at $5.34M in Q1 2024. 63 funds tracked by Wall St. Rank hold MREO as of Q1 2026.

  • Susquehanna International Group held 195,920 shares of Mereo BioPharma worth $64.7K as of Q1 2026.
  • Mereo BioPharma was a new Susquehanna International Group position in Q1 2026.
  • Mereo BioPharma made up ﹤0.01% of Susquehanna International Group's portfolio in Q1 2026, its #12547 holding.
  • Susquehanna International Group first reported a position in Mereo BioPharma in Q1 2021 and has held it in 18 quarters since.
  • Susquehanna International Group's Mereo BioPharma position peaked at $5.34M in Q1 2024.
  • 63 funds tracked by Wall St. Rank held Mereo BioPharma as of Q1 2026.

Based on Susquehanna International Group's 13F filing for Q1 2026, filed 15 May 2026.