CYTK Cytokinetics, Incorporated

NASDAQ
$65.60

Cytokinetics, Incorporated (CYTK) Insider Activity

What the officers, directors and large holders did with their own shares. Only open-market purchases and sales count toward the totals — grants, option exercises and shares withheld for tax are compensation mechanics, not decisions, and they're listed separately below.

30D 90D 6M 1Y
Insider signal Moderately bearish Selling ran elevated versus CYTK's own trailing one-year pace, with 2% of sale value under a prearranged plan.
Cluster activity 0 buyers in the last 30 days 0 buyers in the last 90 days 5 sellers in the last 90 days
Insiders buying
0
0 transactions
Insiders selling
9
45 transactions
Purchases
$0
0 shares
Sales
$32.2M
436,912 shares
Net activity
-$32.2M
purchases less sales

How much of that selling was preplanned? 2% planned / 98% discretionary

10b5-1 plan sales $550.8K 1 transaction · 7,500 shares
Discretionary sales $31.7M 44 transactions · 429,412 shares

Largest single sale: $6.8M.

Where they traded

Buy Sell Dot area is proportional to transaction value.

No open-market insider purchase on record.

Recent open-market activity

Date Insider Role Action Shares Price Value Held after
Blum Robert I President & CEO Sell 7,500 $65.46 $491.0K 278,544 −2.6% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $68.29 $239.0K 153,902 −2.2% of holding
Blum Robert I President & CEO Sell 97,926 $69.33 $6.8M None left
Landry Robert E Director Sell 1,000 $72.13 $72.1K 8,184 −10.9% of holding
Blum Robert I President & CEO Sell 10b5-1 7,500 $73.44 $550.8K 377,820 −1.9% of holding
Landry Robert E Director Sell 1,000 $74.66 $74.7K 9,184 −9.8% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $75.46 $264.1K 153,902 −2.2% of holding
PARSHALL B LYNNE Director Sell 5,000 $71.48 $357.4K 10,784 −31.7% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 10,000 $70.24 $702.4K 58,555 −14.6% of holding
Blum Robert I President & CEO Sell 7,500 $70.24 $526.8K 377,820 −1.9% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $75.82 $265.4K 153,902 −2.2% of holding
Blum Robert I President & CEO Sell 7,500 $76.76 $575.7K 377,820 −1.9% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 14,000 $79.88 $1.1M 58,555 −19.3% of holding
Blum Robert I President & CEO Sell 7,500 $80.87 $606.5K 377,820 −1.9% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $80.59 $282.1K 153,902 −2.2% of holding
Blum Robert I 2 fills President & CEO Sell 7,500 $82.02 $615.2K 377,820 −1.9% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $86.62 $303.2K 153,902 −2.2% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 15,000 $85.80 $1.3M 58,555 −20.4% of holding
Blum Robert I President & CEO Sell 7,500 $84.92 $636.9K 377,830 −1.9% of holding
Lee Sung EVP, Chief Financial Officer Sell 1,112 $87.79 $97.6K 63,221 −1.7% of holding
Lee Sung EVP, Chief Financial Officer Sell 3,134 $85.00 $266.4K 63,221 −4.7% of holding
Lee Sung EVP, Chief Financial Officer Sell 38,730 $82.30 $3.2M 63,221 −38% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $79.51 $278.3K 153,902 −2.2% of holding
Blum Robert I President & CEO Sell 7,500 $70.46 $528.5K 385,330 −1.9% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $67.98 $237.9K 153,902 −2.2% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 15,000 $74.08 $1.1M 58,555 −20.4% of holding
PARSHALL B LYNNE Director Sell 5,000 $74.08 $370.4K 15,784 −24.1% of holding
Kaye Edward M. MD Director Sell 2,933 $76.09 $223.2K 10,283 −22.2% of holding
Blum Robert I President & CEO Sell 7,500 $77.21 $579.1K 392,830 −1.9% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $75.69 $264.9K 153,902 −2.2% of holding
Blum Robert I President & CEO Sell 7,500 $77.92 $584.4K 400,330 −1.8% of holding
Lee Sung EVP, Chief Financial Officer Sell 23,906 $76.87 $1.8M 63,221 −27.4% of holding
HENDERSON JOHN T Director Sell 20,000 $75.97 $1.5M 75,237 −21% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 11,333 $77.25 $875.5K 58,555 −16.2% of holding
WIERENGA WENDELL Director Sell 4,032 $75.00 $302.4K 32,637 −11% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $77.37 $270.8K 153,902 −2.2% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 15,857 $65.00 $1.0M 58,555 −21.3% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 15,000 $63.26 $948.9K 58,555 −20.4% of holding
Blum Robert I President & CEO Sell 7,500 $59.62 $447.2K 407,830 −1.8% of holding
Malik Fady Ibraham EVP Research & Development Sell 3,500 $65.69 $229.9K 153,902 −2.2% of holding
Callos Andrew EVP, Chief Commercial Officer Sell 7,449 $66.02 $491.8K 58,555 −11.3% of holding
Blum Robert I President & CEO Sell 7,500 $65.38 $490.4K 415,330 −1.8% of holding
Malik Fady Ibraham 2 fills EVP Research & Development Sell 4,500 $65.11 $293.0K 153,902 −2.8% of holding

Form 4s are due within two business days of a transaction, so this is close to real time — unlike the quarterly 13F data on the Institutional tab. A single large sale often reflects a prearranged 10b5-1 plan rather than a fresh view, so read a pattern of sales rather than any one of them.