Gagnon Advisors, LLC - SEMA4 HOLDINGS CORP ownership

SEMA4 HOLDINGS CORP's ticker is and the CUSIP is 81663L101. A total of 114 filers reported holding SEMA4 HOLDINGS CORP in Q2 2022. The put-call ratio across all filers is 0.02 and the average weighting 0.1%.

Quarter-by-quarter ownership
Gagnon Advisors, LLC ownership history of SEMA4 HOLDINGS CORP
ValueSharesWeighting
Q1 2023$1,569,462
+705.0%
4,299,896
+481.8%
1.05%
+698.5%
Q4 2022$194,974
-70.0%
739,1000.0%0.13%
-68.6%
Q3 2022$649,000
-65.2%
739,100
-50.0%
0.42%
-62.8%
Q2 2022$1,863,000
-58.9%
1,478,2000.0%1.13%
-46.0%
Q1 2022$4,538,000
+37.7%
1,478,200
+100.0%
2.09%
+59.7%
Q4 2021$3,296,000
+17.3%
739,100
+99.5%
1.31%
+17.4%
Q3 2021$2,811,000370,4101.12%
Other shareholders
SEMA4 HOLDINGS CORP shareholders Q2 2022
NameSharesValueWeighting ↓
ORACLE INVESTMENT MANAGEMENT INC 2,490,010$656,8650.55%
Trellus Management Company, LLC 1,100,000$290,1800.37%
Decheng Capital Management III (Cayman), LLC 3,418,929$902,5970.34%
Casdin Capital, LLC 16,437,500$4,336,2130.34%
Gagnon Advisors, LLC 739,100$194,9740.13%
Corvex Management LP 9,148,140$2,413,2790.12%
Newtyn Management, LLC 2,000,000$527,6000.11%
GAGNON SECURITIES LLC 1,069,264$282,0720.06%
Zweig-DiMenna Associates LLC 1,420,383$374,6970.06%
DEERFIELD MANAGEMENT COMPANY, L.P. (SERIES C) 10,049,244$2,650,9910.06%
View complete list of SEMA4 HOLDINGS CORP shareholders