(State or other jurisdiction of incorporation) | (Commission File Number) | (I.R.S. Employer Identification No.) | ||||||||||||
(Address of principal executive offices) | (Zip Code) |
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425) |
Soliciting material pursuant to Rule 14a–12 under the Exchange Act (17 CFR 240.14a–12) |
Pre–commencement communications pursuant to Rule 14d–2(b) under the Exchange Act (17 CFR 240.14d–2(b)) |
Pre–commencement communications pursuant to Rule 13e–4(c) under the Exchange Act (17 CFR 240.13e–4(c)) |
Title of each class | Trading Symbol(s) | Name of each exchange on which registered | ||||||
Exhibit No. | Description | |||||||
99.1 | ||||||||
104 | Cover Page Interactive Data File (embedded within the Inline XBRL document) |
Sesen Bio, Inc. | ||||||||
By: | /s/ Thomas R. Cannell, D.V.M. | |||||||
Thomas R. Cannell, D.V.M. | ||||||||
President and Chief Executive Officer |
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
T>\\1KIEM:Z3(TZ164KRFXF*E0QW*NQ0"3CDY[UVM,BFBF7=%(DBYQ
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M1@6>0J" 88]TNSYU5@02,D0.:\GT&V32O%OA"?3] O]+BOS+'-=WETCRWZ>0S@
MRHK'YLJ&YZ'CCI69H>D>,?$:^$O"E]KKVINEM I,(?86W.J]<''WL]*U;.X^
MUV-OEQ6UI9)!=1Q+: PARRAW4[R6^\,GY1S0!Z_17#Z9KWB#0O"VC6^J^&
M]8U+4OL^VY:U\J0JRG:-Y+@%B #QFL+Q=I@.N7FM:_X>U'4=(GM(C!<6DW[_
M $HA3O\ W888.3NW+GIWH ](.JV8UM='\W_3FMC="/:?]6&"YSTZD5=KRNTT
M?1K[XV6MVB"Z1O#L5_%<.QS)()@%E/3G:!VQ[5B2&V$ND^(M'T?4LW&MP@:_
M=W2"2Y22?:R[ V3&02H&T< '% 'M]%>8:7H=IXIU'QAJ^IO+_:%GJ4UG97 E
M939I$B[2F#@
C>!](GT>ZUNQ&D37DME%.B"602*@9][*&"A
MCQGJP..* /=Z*Y'X?6FJ6&E7UKJ&GW%A;)>N;"WN)UE>.W(4A=RLW 8N!STQ
M6,FA:?XU\<>*HM=B>YCTUH+6SB,C*( T0=G4 C#%F^]UX% '2:QXL72/&'A_
MP^;,RMK'GXF$F!%Y:[NF.<_45J65WJ$^H7\-UIAM;:%E%M<>>K_:00
5
M_=YC*?)QZ'OFNDHH X6W^&\UOIL.FKXS\1BPBB6!8(YHDQ&!@*&$>0,#'6M2
M?P+I#Z9H.G6PEM+31+R.\MHXB.63/#$@Y!+$GN3WKIJ* ,CQ+X8RDY(8
M?=8=.,=J[.BJ>);=[$K#I*USC[");2YFN[FVUV^O98O),\\*?(G7:H7 SS5
MO39X=-T6'2ETG59;>*+ROWL"DLOOSBNBDECBV>9(B;V"KN8#
.IRWO756WA#6KK5M?U'6+VSWZOI:V/EVP8K 1O'&X?,,,
M#DX).> ,5F7'@/Q'J7@70M O;C2HYM(O;:1)(7D*R0PJ5YRO#GTZ>] &G
U\2Z=I'V-WCO(99/M(? 0IM^7&.<[NM8_Q$L+O4-#LD
MALKB^M(]0AEO[.W/SSVXSN4#(W