Jim Simons Cytokinetics Inc Transaction History

Renaissance Technologies LLC

$70.6 Billion
Q3 2025

A detailed history of Jim Simons (Renaissance Technologies LLC) transactions in Cytokinetics Inc stock. As of the latest transaction made, Renaissance Technologies LLC holds 289,967 shares of CYTK stock, worth $19.3 Million. This represents 0.02% of its overall portfolio holdings.

Number of Shares

289,967

Previous 10,167 2752.04%

Holding current value

$19.3 Million

Previous $335,000 4657.01%

% of portfolio

0.02%

Previous 0.0%

20 transactions

Quarter	Operation	Price Per share	shares change	shares Held
Q3 2025 Nov 13, 2025	BUY	$33.23 - $54.96 $9.3 Million - $15.4 Million	279,800 Added 2752.04%	289,967 $15.9 Million
Q2 2025 Aug 13, 2025	SELL	$29.84 - $42.92 $3.3 Million - $4.74 Million	-110,500 Reduced 91.57%	10,167 $335,000
Q1 2025 May 14, 2025	SELL	$40.19 - $51.12 $2.87 Million - $3.66 Million	-71,500 Reduced 37.21%	120,667 $4.85 Million
Q4 2024 Feb 13, 2025	SELL	$46.36 - $58.62 $2.42 Million - $3.06 Million	-52,200 Reduced 21.36%	192,167 $9.04 Million
Q3 2024 Nov 13, 2024	SELL	$51.22 - $60.16 $11.6 Million - $13.6 Million	-226,600 Reduced 48.11%	244,367 $12.9 Million

Q2 2024 Aug 09, 2024	BUY	$47.86 - $75.05 $5.03 Million - $7.88 Million	105,000 Added 28.69%	470,967 $25.5 Million
Q1 2024 May 13, 2024	BUY	$63.75 - $108.06 $21 Million - $35.7 Million	330,000 Added 917.51%	365,967 $25.7 Million
Q4 2023 Feb 13, 2024	BUY	$26.88 - $83.49 $966,792 - $3 Million	35,967 New	35,967 $3 Million
Q4 2022 Feb 13, 2023	BUY	$35.77 - $51.11 $2.64 Million - $3.77 Million	73,667 New	73,667 $3.38 Million
Q4 2021 Feb 11, 2022	SELL	$34.35 - $46.38 $11.6 Million - $15.7 Million	-338,367 Closed	0 $0
Q3 2021 Nov 12, 2021	BUY	$18.54 - $35.74 $4.96 Million - $9.56 Million	267,600 Added 378.14%	338,367 $12.1 Million
Q2 2021 Aug 13, 2021	BUY	$19.79 - $26.99 $1.4 Million - $1.91 Million	70,767 New	70,767 $1.4 Million
Q3 2020 Nov 13, 2020	SELL	$20.58 - $28.96 $1.46 Million - $2.06 Million	-71,067 Closed	0 $0
Q2 2020 Aug 13, 2020	BUY	$11.15 - $24.64 $792,397 - $1.75 Million	71,067 New	71,067 $1.68 Million
Q1 2020 May 14, 2020	SELL	$8.75 - $16.3 $1.35 Million - $2.51 Million	-153,767 Closed	0 $0
Q4 2019 Feb 13, 2020	BUY	$7.95 - $11.84 $663,562 - $988,249	83,467 Added 118.73%	153,767 $1.63 Million
Q3 2019 Nov 13, 2019	SELL	$10.82 - $14.25 $3.22 Million - $4.25 Million	-298,000 Reduced 80.91%	70,300 $800,000
Q2 2019 Aug 12, 2019	BUY	$7.95 - $11.25 $739,350 - $1.05 Million	93,000 Added 33.78%	368,300 $4.14 Million
Q1 2019 May 14, 2019	BUY	$5.95 - $10.19 $1.52 Million - $2.61 Million	256,100 Added 1333.85%	275,300 $2.23 Million
Q4 2018 Feb 13, 2019	BUY	$5.91 - $9.29 $113,472 - $178,367	19,200 New	19,200 $121,000

Others Institutions Holding CYTK

# of Institutions

445

Shares Held

129M

Call Options Held

5.25M

Put Options Held

1.18M

View Full List

About CYTOKINETICS INC

Ticker CYTK
Exchange NASDAQ
Sector Healthcare
Industry Biotechnology
Shares Outstandng 94,144,096
Market Cap $6.25B
Description
Cytokinetics, Incorporated, a late-stage biopharmaceutical company, focuses on discovering, developing, and commercializing muscle activators and inhibitors as potential treatments for debilitating diseases. The company develops small molecule drug candidates primarily engineered to impact muscle function and contractility. Its drug candidates i...

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