There is a long list of 375 institutional holders of CYTK within the last two holding periods in our database of 13F filers, so we've sorted through to present to you just the top 50 institutional holders of CYTK by largest to smallest position reported in the institutional investor's latest 13F filing. In the institutional-holders-of-CYTK table below, the initial column indicates the name of each top institutional holder of CYTK, with a link to that fund's top holdings. The next columns indicate the amount of CYTK stock held by each of the institutional holders of CYTK, followed by the CYTK position size held by the institution, and finally the date of the quarterly 13F filing period the holdings data represents for that institution.

Holder	Amount	Position Size ($ in 1000's)	As of
Opti Capital Management LP		$8,260,316	12/31/2023
NOTE 3	4,665,000	$8,260,316	12/31/2023
BlackRock Inc.		$1,379,436	12/31/2023
CYTK	16,102,070	$1,344,362	12/31/2023
NOTE 3	19,985,000	$35,074	12/31/2023
FMR LLC	13,007,783	$1,086,020	12/31/2023
CYTK	13,007,783	$1,086,020	12/31/2023
Vanguard Group Inc.	11,016,889	$919,800	12/31/2023
CYTK	11,016,889	$919,800	12/31/2023
Wellington Management Group LLP		$545,562	12/31/2023
CYTK	6,488,500	$541,725	12/31/2023
NOTE 3	2,165,000	$3,837	12/31/2023
State Street Corp		$512,217	12/31/2023
CYTK	5,893,358	$492,036	12/31/2023
NOTE 3	11,338,000	$20,181	12/31/2023
Price T Rowe Associates Inc. MD	3,244,250	$270,863	12/31/2023
CYTK	3,244,250	$270,863	12/31/2023
Janus Henderson Group PLC	2,568,405	$214,433	12/31/2023
CYTK	2,568,405	$214,433	12/31/2023
RTW Investments LP	2,525,080	$210,819	12/31/2023
CYTK	2,525,080	$210,819	12/31/2023
Morgan Stanley		$210,480	12/31/2023
CYTK	2,401,582	$200,508	12/31/2023
NOTE 3	5,662,000	$9,972	12/31/2023
T. Rowe Price Investment Management Inc.	2,229,485	$186,140	12/31/2023
CYTK	2,229,485	$186,140	12/31/2023
Boxer Capital LLC	2,100,000	$175,329	12/31/2023
CYTK	2,100,000	$175,329	12/31/2023
Geode Capital Management LLC	2,090,125	$174,525	12/31/2023
CYTK	2,090,125	$174,525	12/31/2023
Wolverine Asset Management LLC		$163,396	12/31/2023
NOTE 3	96,196,000	$169,633	12/31/2023
Put	74,700	$6,237	12/31/2023
PFM Health Sciences LP		$160,795	12/31/2023
CYTK	1,757,192	$146,708	12/31/2023
NOTE 3	8,000,000	$14,087	12/31/2023
Millennium Management LLC		$146,847	12/31/2023
CYTK	1,199,341	$100,133	12/31/2023
NOTE 3	20,622,000	$36,395	12/31/2023
Call	181,100	$15,120	12/31/2023
Put	57,500	$4,801	12/31/2023
Lord Abbett & CO. LLC		$146,744	12/31/2023
CYTK	1,607,812	$134,236	12/31/2023
CV	7,115,000	$12,508	12/31/2023
Deep Track Capital LP		$136,610	12/31/2023
Call	1,347,300	$112,486	12/31/2023
CYTK	288,949	$24,124	12/31/2023
Logos Global Management LP	1,625,000	$135,671	12/31/2023
CYTK	1,625,000	$135,671	12/31/2023
Polar Capital Holdings Plc		$121,312	12/31/2023
CYTK	1,417,054	$118,310	12/31/2023
NOTE 3	1,700,000	$3,002	12/31/2023
Pictet Asset Management Holding SA	1,372,244	$114,569	12/31/2023
CYTK	1,372,244	$114,569	12/31/2023
Susquehanna International Group LLP		$105,857	12/31/2023
Call	2,608,100	$217,750	12/31/2023
Put	1,975,700	$164,951	12/31/2023
CYTK	635,502	$53,058	12/31/2023
Invesco Ltd.	1,242,980	$103,776	12/31/2023
CYTK	1,242,980	$103,776	12/31/2023
Artal Group S.A.	1,214,284	$101,381	12/31/2023
CYTK	1,214,284	$101,381	12/31/2023
LMR Partners LLP		$100,677	12/31/2023
NOTE 4	12,500,000	$99,375	12/31/2023
Call	212,700	$17,758	12/31/2023
Put	197,100	$16,456	12/31/2023
Barclays PLC		$99,792	12/31/2023
Call	705,800	$58,927	12/31/2023
CYTK	464,723	$38,802	12/31/2023
BOND	1,168,000	$2,063	12/31/2023
Bank of New York Mellon Corp		$99,711	12/31/2023
CYTK	1,185,836	$99,005	12/31/2023
NOTE	400,000	$706	12/31/2023
Balyasny Asset Management LLC		$94,592	12/31/2023
NOTE 3	21,000,000	$36,964	12/31/2023
CYTK	413,137	$34,493	12/31/2023
Call	340,100	$28,395	12/31/2023
Put	63,000	$5,260	12/31/2023
Farallon Capital Management LLC	1,087,772	$90,818	12/31/2023
CYTK	1,087,772	$90,818	12/31/2023
Northern Trust Corp	1,055,977	$88,164	12/31/2023
CYTK	1,055,977	$88,164	12/31/2023
Goldman Sachs Group Inc.		$86,600	12/31/2023
CYTK	815,444	$68,081	12/31/2023
Call	202,100	$16,873	12/31/2023
CNV	938,000	$1,646	12/31/2023
Jane Street Group LLC		$84,125	12/31/2023
Call	997,000	$83,240	12/31/2023
Put	310,700	$25,940	12/31/2023
NOTE 3	10,597,000	$19,429	12/31/2023
CYTK	88,581	$7,396	12/31/2023
TOMS Capital Investment Management LP		$83,490	12/31/2023
Call	1,000,000	$83,490	12/31/2023
Weiss Asset Management LP		$82,309	12/31/2023
NOTE 3	46,755,000	$82,309	12/31/2023
American Century Companies Inc.	967,000	$80,735	12/31/2023
CYTK	967,000	$80,735	12/31/2023
First Turn Management LLC	807,444	$67,414	12/31/2023
CYTK	807,444	$67,414	12/31/2023
Point72 Asset Management L.P.		$66,518	12/31/2023
Call	500,000	$41,745	12/31/2023
NOTE 3	17,000,000	$30,025	12/31/2023
Put	220,000	$18,368	12/31/2023
CYTK	157,100	$13,116	12/31/2023
Charles Schwab Investment Management Inc.	789,969	$65,955	12/31/2023
CYTK	789,969	$65,955	12/31/2023
Capstone Investment Advisors LLC		$64,146	12/31/2023
NOTE 4	8,631,000	$68,746	12/31/2023
Put	153,900	$12,849	12/31/2023
NOTE 3	4,687,000	$8,249	12/31/2023
Norges Bank	722,229	$60,299	12/31/2023
CYTK	722,229	$60,299	12/31/2023
Antara Capital LP		$58,443	12/31/2023
Call	700,000	$58,443	12/31/2023
Franklin Resources Inc.	660,682	$55,160	12/31/2023
CYTK	660,682	$55,160	12/31/2023
Ikarian Capital LLC		$52,599	12/31/2023
Call	603,500	$50,386	12/31/2023
CYTK	30,000	$2,505	12/31/2023
Put	3,500	$292	12/31/2023
Marshall Wace LLP	626,087	$52,272	12/31/2023
CYTK	626,087	$52,272	12/31/2023
Darwin Global Management Ltd.	600,000	$50,094	12/31/2023
CYTK	600,000	$50,094	12/31/2023
Deutsche Bank AG	565,151	$47,184	12/31/2023
CYTK	565,151	$47,184	12/31/2023
Hood River Capital Management LLC	560,981	$46,836	12/31/2023
CYTK	560,981	$46,836	12/31/2023
Eventide Asset Management LLC	556,000	$46,420	12/31/2023
CYTK	556,000	$46,420	12/31/2023
Assenagon Asset Management S.A.	554,658	$46,308	12/31/2023
CYTK	554,658	$46,308	12/31/2023
Fisher Asset Management LLC	536,046	$44,754	12/31/2023
CYTK	536,046	$44,754	12/31/2023

See All: Funds Holding CYTK
See Details: Top 10 Hedge Funds Holding CYTK
Also See: CYTK Insider Buying
Also See: CYTK Holdings Changes

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