NIM
MREO

NEOS Investment Management’s Mereo BioPharma MREO Stock Holding History

NEOS Investment 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
2025
Q3 		– Sell
-102,583
Closed -$278K – 644
2025
Q2 		$278K Sell
102,583
-552,083
-84% -$1.33M ﹤0.01% 590
2025
Q1 		$1.47M Sell
654,666
-169,937
-21% -$481K 0.03% 383
2024
Q4 		$2.89M Sell
824,603
-10,591
-1% -$41.6K 0.07% 241
2024
Q3 		$3.43M Sell
835,194
-124,273
-13% -$514K 0.1% 176
2024
Q2 		$3.45M Buy
959,467
+336,037
+54% +$1.09M 0.14% 131
2024
Q1 		$2.06M Buy
623,430
+271,525
+77% +$919K 0.13% 151
2023
Q4 		$813K Buy
351,905
+310,577
+751% +$594K 0.08% 209
2023
Q3 		$53.3K Buy
+41,328
New +$54.8K 0.01% 356

Other funds holding MREO

Janus Henderson Group
Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return
RCMNY
Rubric Capital Management (New York) New York $9.44B AUM 68.42% 1-Year Est. Return
FLSM
Frazier Life Sciences Management Palo Alto, California $3.89B AUM 201.1% 1-Year Est. Return
MP
Mangrove Partners Greenwich, Connecticut $1.24B AUM 41.74% 1-Year Est. Return
Aberdeen Group
Aberdeen Group Edinburgh, United Kingdom $61.9B AUM 29.81% 1-Year Est. Return
6CM
683 Capital Management New York $1.92B AUM 85.52% 1-Year Est. Return
RSCM
Rock Springs Capital Management Baltimore, Maryland $1.7B AUM 93.03% 1-Year Est. Return
CC
Clearline Capital New York $1.93B AUM 38.13% 1-Year Est. Return
Alkeon Capital Management
Alkeon Capital Management New York $59.5B AUM 51.63% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

NEOS Investment Management's MREO Position: Q3 2025 in Review

NEOS Investment Management sold out of Mereo BioPharma (MREO) in Q3 2025, closing a stake of 102,583 shares — an estimated $278K sold.

NEOS Investment Management first reported a position in MREO in Q3 2023 and held it in 8 quarters. The position peaked at $3.45M in Q2 2024. 84 funds tracked by Wall St. Rank hold MREO as of Q3 2025.

  • NEOS Investment Management reported no remaining Mereo BioPharma position as of Q3 2025 after selling out during the quarter.
  • NEOS Investment Management sold 102,583 Mereo BioPharma shares in Q3 2025, an estimated $278K.
  • NEOS Investment Management first reported a position in Mereo BioPharma in Q3 2023 and held it in 8 quarters.
  • NEOS Investment Management's Mereo BioPharma position peaked at $3.45M in Q2 2024.
  • 84 funds tracked by Wall St. Rank held Mereo BioPharma as of Q3 2025.

Based on NEOS Investment Management's 13F filing for Q3 2025, filed 7 Nov 2025.