MarketPeel
Insider Trading Intelligence
MM

Marianna Mancini

VKTX
CHIEF OPERATING OFFICER · VIKING THERAPEUTICS, INC. · CIK 0001838112
FILING MIX · LIFETIME45%/55%
BUYS
43
SELLS
52
TOTAL VALUE
$39.95M
COMPANIES
1
ACTIVE SINCE
Jan 2021
HOLDINGS NOW
409,190
AVG SELL PX
$41.05
TRADE KIND
SHOWING 95 / 95
Trades · vs SPY
Loading price series…
Performance · forward returns vs SPY
18 backtested trades · 8 horizons · 15 pendingHow are these numbers computed? →
Forward-return performance of every backtestable P/S trade by Marianna Mancini, measured at 8 horizons from 7 days to 2 years. Deduped per economic event so co-filings count once. Excess return = trade return minus SPY return over the same window.
HORIZONTRADESWIN RATEINSIDER RETURNSPY RETURNMEAN EXCESSMEDIAN EXCESST-STAT
7d18+50.00%+1.18%+0.67%+0.51%+0.88%
14d18+22.22%+2.75%+1.75%+1.00%+2.60%
30d18+61.11%-2.26%+2.31%-4.58%-7.80%
60d18+44.44%-4.98%+3.50%-8.48%+2.05%
90d18+61.11%-9.27%+2.62%-11.89%-12.97%
180d18+72.22%-9.52%+10.45%-19.96%-19.32%
1y18(5 pending)+69.23%+53.65%+18.73%+34.92%-58.52%
2y18(10 pending)+62.50%-19.16%+43.66%-62.82%-106.61%
How to read this: Insider Returnis the average raw return of the filer's trades over the horizon. SPY Return is what SPY did over those same windows — reference only, not a comparison. The headline alpha number is Mean Excess = Insider − SPY; green means the filer beat SPY, red means they trailed it. Win rate is the share of individual trades where the filer beat SPY. T-statvalues above 2 mean the alpha is unlikely to be chance given the sample size. "Pending" counts trades where the horizon hasn't elapsed yet; their stats are not included in the row average.
Holdings over time
VKTX · 409,190 shares · as of Jan 5, 2026
0157,483314,967472,450629,93320222023202420252026SHARES HELD
Trading cadence · quarterly flow
BUY SELL
2021
2021
2021
2021
2022
2022
2022
2022
2023
2023
2023
2023
2024
2024
2024
2024
2025
2025
2025
2025
2026
FLOW · 43 buys / 52 sellsCOVERAGE · 21 quarters
Form 4 filings · all activity
COMPANYTYPESHARESPRICEVALUEHELD AFTERTRADE DATEFILEDDETAILS
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
13,600$33.37$453.9K421,290Jan 5, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
31,961$32.29$1.03M434,890Jan 5, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
10,500$34.22$359.3K410,790Jan 5, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
1,600$35.07$56.1K409,190Jan 5, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
91,00091,000Jan 2, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
32,049466,851Jan 2, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
41,000434,802Jan 2, 2026Jan 5, 2026View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
6,185$35.00$216.5K382,467Oct 28, 2025Oct 28, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
11,117388,652Oct 27, 2025Oct 28, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
4,266$27.77$118.5K377,535Jul 3, 2025Jul 3, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
7,667381,801Jul 2, 2025Jul 3, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
49,115$42.69$2.10M379,234Jan 6, 2025Jan 6, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
5,100$43.32$220.9K374,134Jan 6, 2025Jan 6, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
37,20037,200Jan 3, 2025Jan 6, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
21,667428,349Jan 3, 2025Jan 6, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
44,533406,682Jan 3, 2025Jan 6, 2025View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
14,704$56.98$837.8K365,471Jul 30, 2024Jul 31, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
3,322$57.82$192.1K362,149Jul 30, 2024Jul 31, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
10,000358,508Jul 29, 2024Jul 31, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
21,667380,175Jul 29, 2024Jul 31, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
105,343$78.65$8.28M474,702May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
17,9991May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
51,000$8.52$434.5K629,933May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
87,00087,000May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
6,248$80.08$500.3K348,508May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
51,000153,000May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
35,426$7.77$275.3K578,933May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
26,142$77.49$2.03M580,045May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
35,42618,574May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
87,000$4.88$424.6K453,507May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
90,0000May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
17,999$4.68$84.2K366,507May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
90,000$5.80$522.0K543,507May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
23,746$76.40$1.81M606,187May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE10b5-1
10b5-1 plan
119,946$79.29$9.51M354,756May 1, 2024May 2, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
16,610$83.34$1.38M363,565Mar 27, 2024Mar 27, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
31,667380,175Mar 27, 2024Mar 27, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
31,667365,466Mar 1, 2024Mar 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
16,958$85.22$1.45M348,508Mar 1, 2024Mar 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
14,199$18.58$263.8K333,799Jan 4, 2024Jan 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
32,677$17.40$568.6K347,998Jan 3, 2024Jan 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
16,533$17.40$287.7K310,675Jan 3, 2024Jan 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
70,000380,675Jan 3, 2024Jan 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
28,334327,208Jan 3, 2024Jan 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
155,000155,000Jan 3, 2024Jan 4, 2024View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
12,500$20.00$250.0K287,763Apr 17, 2023Apr 18, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
12,500$13.07$163.4K300,263Apr 17, 2023Apr 18, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
12,5000Apr 17, 2023Apr 18, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
23,1000Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
3,0001,000Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
30,799$17.57$541.1K287,763Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
36,100$17.01$614.0K261,895Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
3,000$6.47$19.4K297,995Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
56,667318,562Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
10,000$7.69$76.9K294,995Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
23,100$8.52$196.8K284,995Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
10,0000Mar 30, 2023Apr 3, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
15,000$9.13$136.9K303,137Mar 29, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
15,0000Mar 29, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
41,242$16.00$659.9K261,895Mar 29, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
30,0000Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
15,000$1.26$18.9K352,146Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
15,000$1.08$16.2K420,200Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
15,000$2.15$32.3K332,273Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
4,873$1.88$9.2K337,146Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
10,0000Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
24,500$4.65$113.9K454,700Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
196,563$15.00$2.95M288,137Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
4,8730Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
53,054$1.23$65.3K405,200Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
53,0540Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
15,0000Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
24,5000Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
30,000$4.37$131.1K484,700Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASE
Chief Operating Officer
10,000$1.04$10.4K430,200Mar 28, 2023Mar 30, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
1,079$8.95$9.7K317,273Jan 15, 2023Jan 17, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
13,994$8.42$117.8K318,352Jan 4, 2023Jan 4, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
204,000204,000Jan 3, 2023Jan 4, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
18,854$8.52$160.6K332,346Jan 3, 2023Jan 4, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
90,667351,200Jan 3, 2023Jan 4, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
23,500273,306Dec 30, 2022Jan 4, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
12,773$9.40$120.1K260,533Dec 30, 2022Jan 4, 2023View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
827$4.24$3.5K238,695Jan 15, 2022Feb 11, 2022View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
11,845$4.62$54.7K239,522Jan 4, 2022Jan 5, 2022View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
3,919$4.88$19.1K174,034Jan 3, 2022Jan 5, 2022View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
77,333251,367Jan 3, 2022Jan 5, 2022View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
174,000174,000Jan 3, 2022Jan 5, 2022View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
6,667180,374Sep 28, 2021Sep 30, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
2,839$6.50$18.5K177,535Sep 28, 2021Sep 30, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
994$6.68$6.6K169,952Jan 19, 2021Jan 19, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
686$6.48$4.4K170,946Jan 15, 2021Jan 19, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
90,00090,000Jan 4, 2021Jan 6, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
73,000167,655Jan 4, 2021Jan 6, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
SALE
Chief Operating Officer
2,773$5.80$16.1K171,632Jan 4, 2021Jan 6, 2021View →
VKTX
VIKING THERAPEUTICS, INC.
PURCHASEGRANT
Stock grant
6,750174,405Jan 4, 2021Jan 6, 2021View →
Other insiders · VKTX
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About this filer
CIK 0001838112
ROLE
Chief Operating Officer
PRIMARY
VKTX
COMPANIES
1
ACTIVE SINCE
Jan 2021
MARKETPEEL · /INSIDER/0001838112DATA · SEC EDGAR · FORM 4 · CONSOLIDATED TAPE
FREE · DAILY · 6 AM ET

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