Skip to content
insiderbid

Insider trading on August 18, 2025

92 insiders at 74 companies bought $55.5M of their own stock on the open market, across 136 transactions. The largest was Baker Bros. Advisors Lp, Director, buying $10M of Madrigal Pharmaceuticals, INC. (MDGL).

26 chief executives bought: Gerdin Michael J at HTLD and 25 more.

Insiders sold $663.2M across 538 open-market sales. That is 11.9× the value bought. Selling routinely outweighs buying, because most executive pay is delivered in stock.

Bought
$55.5M
136 purchases
Sold
$663.2M
538 sales
Companies bought
74
92 insiders
CEO buys
26
chief executives

Open-market purchases

Code P only — insiders spending their own money, largest first.

MDGLPBUY$10M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
26,704 sh @ $372.87 · +1.4% own
MDGLPBUY$3.8M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
10,128 sh @ $372.16 · +0.5% own
REZIPBUY$3.5M
CD&R Channel Holdings… · 10% OwnerAug 18, 2025
111,000 sh @ $31.66 · +0.9% own
ASANPBUY◷$3.2M
Moskovitz Dustin A. · Director, 10%…Aug 18, 2025
225,000 sh @ $14.12 · +0.4% own
MDGLPBUY$3.1M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
8,514 sh @ $359.39 · +0.5% own
MDGLPBUY▲$3M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
8,328 sh @ $357.02 · +0.5% own
MDGLPBUY$2.7M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
7,325 sh @ $374.43 · +0.4% own
GLIBKPBUY$2.4M
Malone John C · Director, 10%…Aug 18, 2025
66,553 sh @ $35.94 · +28.9% own
MDGLPBUY$2M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
5,494 sh @ $371.01 · +0.3% own
MDGLPBUY$2M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
5,587 sh @ $362.39 · +0.3% own
MDGLPBUY$2M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
5,443 sh @ $361.37 · +0.3% own
MDGLPBUY$1.8M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
4,798 sh @ $367.77 · +0.3% own
MDGLPBUY$1M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
2,747 sh @ $369.34 · +0.1% own
MDGLPBUY$1M
Baker Bros. Advisors Lp · DirectorAug 18, 2025
2,772 sh @ $363.75 · +0.1% own
GLIBKPBUY$938.1K
Malone John C · Director, 10%…Aug 18, 2025
26,247 sh @ $35.74 · +2.6% own
MDGLPBUY$917.3K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
2,460 sh @ $372.87 · +1.3% own
MDGLPBUY$885.5K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
2,472 sh @ $358.21 · +0.1% own
MDGLPBUY$838.5K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
2,289 sh @ $366.30 · +0.1% own
MDGLPBUY▲$680.5K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
1,923 sh @ $353.88 · +0.1% own
MDGLPBUY$523.4K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
1,419 sh @ $368.84 · +<0.1% own
UAPBUY$520K
El-Erian Mohamed · DirectorAug 18, 2025
100,000 sh @ $5.20 · +858.4% own
BGPBUY$408.7K
Mahoney Christopher · DirectorAug 18, 2025
5,000 sh @ $81.73 · +231.1% own
GLIBKPBUY$383.6K
Malone John C · Director, 10%…Aug 18, 2025
10,853 sh @ $35.34 · +3.6% own
GLPPBUY$378.8K
Global GP LLC · General PartnerAug 18, 2025
7,500 sh @ $50.50 · +6.9% own
MDGLPBUY$347.2K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
933 sh @ $372.16 · +0.5% own
MDGLPBUY$325.2K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
916 sh @ $355.00 · +<0.1% own
HTHPBUY$319.7K
Sobel Jonathan S · Hilltop Securities…Aug 18, 2025
10,000 sh @ $31.97 · +21.1% own
MDGLPBUY$281.8K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
784 sh @ $359.39 · +0.4% own
—PBUY$277.5K
Calamos John P Sr · Global CIOAug 18, 2025
27,690.74 sh @ $10.02 · +1.4% own
SDPBUY$274K
Intrieri Vincent J · DirectorAug 18, 2025
25,000 sh @ $10.96 · +113.8% own
MDGLPBUY$273.8K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
767 sh @ $357.02 · +0.4% own
MDGLPBUY$252.7K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
675 sh @ $374.43 · +0.3% own
SHENPBUY$250.9K
ECP Fiber Holdings GP,… · 10% OwnerAug 18, 2025
20,047 sh @ $12.52 · +0.6% own
SHENPBUY$250.9K
ECP ControlCo, LLC · 10% OwnerAug 18, 2025
20,047 sh @ $12.52 · +0.6% own
ACOGPBUY$250K
Mertz Leonard Powell · DirectorAug 18, 2025
27,778 sh @ $9.00 · +29.6% own
TTMIPBUY$208.7K
Ali Wajid · DirectorAug 18, 2025
5,000 sh @ $41.75 · +35.6% own
HTLDPBUY$203K
Gerdin Michael J · Chief Executive…Aug 18, 2025
24,798 sh @ $8.19 · +1.7% own
MDGLPBUY$187.7K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
506 sh @ $371.01 · +0.3% own
MDGLPBUY$186.6K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
515 sh @ $362.39 · +0.3% own
EXEPBUY$184.3K
Viets Joshua J. · EVP & COOAug 18, 2025
2,000 sh @ $92.16 · +3.4% own
MDGLPBUY$181.4K
Baker Bros. Advisors Lp · DirectorAug 18, 2025
502 sh @ $361.37 · +0.3% own

Open-market sales

Pre-arranged 10b5-1 trades are marked.

CRCLSSELL$45.5M
Allaire Jeremy · Chairman and CEOAug 18, 2025
357,812 sh @ $127.08 · -100.0% own
LFSTSSELL$42.6M
Black Darren M. · Director, 10%…Aug 18, 2025
8.4M sh @ $5.07 · -20.1% own
LFSTSSELL$42.6M
Summit Partners L P · 10% OwnerAug 18, 2025
8.4M sh @ $5.07 · -20.1% own
GDSSELL$37.2M
Novakovic Phebe N · Chairman and CEOAug 18, 2025
118,573 sh @ $313.50 · -13.4% own
CRCLSSELL$33.1M
Neville Patrick Sean · DirectorAug 18, 2025
260,374 sh @ $127.08 · -100.0% own
ABNBSSELL◷$26.2M
Gebbia Joseph · Director, 10%…Aug 18, 2025
208,726 sh @ $125.44 · -100.0% own
LFSTSSELL$18.2M
Silversmith Partners I… · Member of 10%…Aug 18, 2025
3.6M sh @ $5.07 · -20.1% own
CRWVSSELL$15.2M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
151,243 sh @ $100.78 · -0.5% own
TMUSSSELL◷$12.7M
Deutsche Telekom Ag · Director, 10%…Aug 18, 2025
49,583 sh @ $255.38 · <0.1% own
INFASSELL$12.6M
Walia Amit · Chief Executive…Aug 18, 2025
508,089 sh @ $24.71 · -20.1% own
METASSELL◷$9.1M
Bosworth Andrew · Chief Technology…Aug 18, 2025
11,694 sh @ $775.00 · -86.7% own
ALABSSELL$8.6M
Mohan Jitendra · Chief Executive…Aug 18, 2025
46,890 sh @ $183.83 · -2.1% own
ALABSSELL$8.6M
Gajendra Sanjay · President and COOAug 18, 2025
46,890 sh @ $183.83 · -2.1% own
ALABSSELL$8.2M
Mohan Jitendra · Chief Executive…Aug 18, 2025
44,551 sh @ $183.17 · -2.0% own
ALABSSELL$8.2M
Gajendra Sanjay · President and COOAug 18, 2025
44,551 sh @ $183.17 · -2.0% own
CRWVSSELL$7.7M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
76,066 sh @ $100.78 · -0.8% own
CRWVSSELL$6.5M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
64,705 sh @ $100.78 · -0.6% own
CNMSSELL◷$6.4M
Witkowski Mark R · Chief Executive…Aug 18, 2025
100,000 sh @ $64.08 · -73.6% own
WLDNSSELL$6.4M
Brisbin Thomas Donald · DirectorAug 18, 2025
58,303 sh @ $109.51 · -14.1% own
CRCLSSELL$6.4M
Chandhok Nikhil · Chief Product &…Aug 18, 2025
50,000 sh @ $127.08 · -8.6% own
ARESSSELL◷$6.3M
Arougheti Michael J · Co-Founder and CEOAug 18, 2025
33,071 sh @ $190.06 · -6.9% own
CRWVSSELL$6.1M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
60,683 sh @ $100.78 · -0.7% own
TMUSSSELL◷$5.8M
Sievert G Michael · President and CEOAug 18, 2025
22,500 sh @ $255.58 · -5.9% own
ALNYSSELL◷$5.1M
Bonney Michael W · DirectorAug 18, 2025
11,250 sh @ $450.00 · -40.1% own
CRWVSSELL$4.5M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
44,201 sh @ $100.78 · -0.6% own
DASHSSELL◷$4.2M
Xu Tony · Chief Executive…Aug 18, 2025
16,883 sh @ $250.53 · -3.1% own
BYDSSELL$4.2M
Smith Keith · President and CEOAug 18, 2025
50,000 sh @ $83.09 · -4.4% own
CRCLSSELL$4.1M
Tarbert Heath · PresidentAug 18, 2025
31,925 sh @ $127.08 · -5.0% own
CRWVSSELL$4M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
39,878 sh @ $100.78 · -0.8% own
CRCLSSELL$3.8M
Burns M Michele · DirectorAug 18, 2025
29,946 sh @ $127.08 · -8.7% own
ARESSSELL◷$3.8M
Arougheti Michael J · Co-Founder and CEOAug 18, 2025
19,975 sh @ $189.34 · -4.0% own
NVTSSELL$3.8M
Wozniak Beth · Chair & CEOAug 18, 2025
42,331 sh @ $89.21 · -46.3% own
WLDNSSELL$3.6M
Brisbin Thomas Donald · DirectorAug 18, 2025
33,233 sh @ $108.63 · -7.5% own
CRWVSSELL$3.5M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
34,986 sh @ $100.82 · -0.5% own
ABNBSSELL◷$3.4M
Gebbia Joseph · Director, 10%…Aug 18, 2025
27,274 sh @ $124.79 · -11.6% own
GDSSELL$3.3M
Novakovic Phebe N · Chairman and CEOAug 18, 2025
10,517 sh @ $314.43 · -1.4% own
CRWVSSELL$3.2M
Magnetar Financial LLC · 10% OwnerAug 18, 2025
32,124 sh @ $100.78 · -0.7% own
ARESSSELL◷$3.2M
Arougheti Michael J · Co-Founder and CEOAug 18, 2025
17,176 sh @ $188.12 · -3.3% own
CRSSSELL$3.2M
Thene Tony R · President and CEOAug 18, 2025
13,148 sh @ $244.71 · -2.4% own
GTLBSSELL◷$3.2M
Sijbrandij Sytse · Director, 10%…Aug 18, 2025
69,929 sh @ $45.47 · -91.6% own
TMUSSSELL◷$3M
Deutsche Telekom Ag · Director, 10%…Aug 18, 2025
11,816 sh @ $256.24 · 0.0% own
INTASSELL◷$3M
Hall John T · Chief Executive…Aug 18, 2025
69,776 sh @ $42.56 · -1.2% own
WLDNSSELL$2.9M
Brisbin Thomas Donald · DirectorAug 18, 2025
26,258 sh @ $110.51 · -7.4% own
ARESSSELL◷$2.9M
Arougheti Michael J · Co-Founder and CEOAug 18, 2025
15,330 sh @ $187.53 · -2.9% own
TDSSSELL$2.6M
Hanley Joseph R · SVP-Strategy &…Aug 18, 2025
68,759 sh @ $38.16 · -53.2% own
CRCLSSELL$2.4M
Date Rajeev V · DirectorAug 18, 2025
18,746 sh @ $127.08 · -5.6% own
NETSSELL◷$2.3M
Prince Matthew · CEO & Board…Aug 18, 2025
11,319 sh @ $202.12 · -30.0% own
HIMSSSELL◷$2.3M
Dudum Andrew · Chief Executive…Aug 18, 2025
50,000 sh @ $45.04 · -32.0% own
METASSELL◷$2.2M
Li Susan J · Chief Financial…Aug 18, 2025
2,857 sh @ $763.94 · -3.0% own
WHSSELL◷$2.2M
Ballotti Geoffrey A · President and CEOAug 18, 2025
24,796 sh @ $87.48 · -4.9% own