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Insider trading on November 4, 2026

45 insiders at 42 companies bought $92.5M of their own stock on the open market, across 66 transactions. The largest was ARCH Venture Fund XIII, L.P., 10% Owner, buying $25M of Lyell Immunopharma, Inc. (LYEL).

11 chief executives bought: Johnson Timothy Steven at BXMT, Fries Michael T at LBTY, Tamer Ford at LSCC and 8 more.

Insiders sold $1.2B across 512 open-market sales. That is 12.9× the value bought. Selling routinely outweighs buying, because most executive pay is delivered in stock.

Bought
$92.5M
66 purchases
Sold
$1.2B
512 sales
Companies bought
42
45 insiders
CEO buys
11
chief executives

Open-market purchases

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

LYELPBUY↓$25M
ARCH Venture Fund XIII,… · 10% OwnerNov 4
2.3M sh @ $10.77 · +162.7% own
LYELPBUY↓$25M
ARCH Venture Partners… · 10% OwnerNov 4
2.3M sh @ $10.77 · +162.7% own
KODPBUY$15M
Baker Bros. Advisors Lp · Director, 10%…Nov 4
151,916 sh @ $98.51 · +0.8% own
COURPBUY$10.4M
Pale Fire Capital SE · 10% OwnerNov 4
2.7M sh @ $3.85 · +8.6% own
MDGLPBUY$3.7M
Baker Bros. Advisors Lp · DirectorNov 4
10,080 sh @ $368.11 · +0.5% own
MDGLPBUY$2.1M
Baker Bros. Advisors Lp · DirectorNov 4
5,586 sh @ $366.99 · +0.3% own
LBTYPBUY★$2M
Rodriguez Enrique · EVP, Chief Technol…Nov 4
211,313 sh @ $9.45 · +54.0% own
PAMPBUY$1.3M
Mindlin Damian Miguel · VicepresidentNov 4
19,239 sh @ $66.93 · +2.7% own
BXMTPBUY★$1M
Johnson Timothy Steven · Chief Executive…Nov 4
90,000 sh @ $11.50 · +17.1% own
LBTYPBUY★$1M
Fries Michael T · President & CEONov 4
110,000 sh @ $9.37 · +9.8% own
KODPBUY$861.2K
Baker Bros. Advisors Lp · Director, 10%…Nov 4
8,742 sh @ $98.51 · +0.5% own
LSCCPBUY$585K
Tamer Ford · President & CEONov 4
5,696 sh @ $102.71 · +44.2% own
CLXPBUY$400.3K
Breber Pierre R · DirectorNov 4
4,000 sh @ $100.06 · +22.2% own
MXFPBUY$314.5K
Saba Capital Management,… · 10% OwnerNov 4
15,011 sh @ $20.95 · +0.6% own
MXEPBUY$314.5K
Saba Capital Management,… · 10% OwnerNov 4
15,011 sh @ $20.95 · +0.6% own
LSCCPBUY$294.6K
Tamer Ford · President & CEONov 4
2,894 sh @ $101.78 · +28.9% own
FLOCPBUY★$292.9K
Fairbanks Jonathan B. · Director, 10%…Nov 4
15,140 sh @ $19.35 · +96.9% own
ETRAPBUY$288.6K
Gordon Carl L · Director, 10%…Nov 4
37,100 sh @ $7.78 · +1.9% own
ETRAPBUY$288.6K
Orbimed Advisors Llc · Director, 10%…Nov 4
37,100 sh @ $7.78 · +1.9% own
OACOXPBUY$288.3K
Siverling John · Portfolio ManagerNov 4
25,000 sh @ $11.53

Open-market sales

Pre-arranged 10b5-1 trades are marked.

INGMSSELL$325.8M
Platinum Equity, Llc · 10% OwnerNov 4
12.7M sh @ $25.76 · -7.8% own
MAXSSELL$76.5M
White Mountains… · 10% OwnerNov 4
5.5M sh @ $13.90 · -30.8% own
AXPSSELL$66.7M
Squeri Stephen J · Chairman and CEONov 4
200,791 sh @ $332.42 · -75.2% own
AXPSSELL$28.3M
Squeri Stephen J · Chairman and CEONov 4
85,245 sh @ $331.64 · -24.2% own
RCLSSELL$22.9M
Wilhelmsen Arne… · DirectorNov 4
68,698 sh @ $333.16 · -0.4% own
BROSSSELL◷$22.3M
Boersma Travis · Executive Chairman…Nov 4
499,041 sh @ $44.59 · -15.4% own
BROSSSELL◷$22.3M
DM Trust Aggregator, LLC · 10% OwnerNov 4
499,041 sh @ $44.59 · -15.4% own
GILDSSELL◷$18M
O'Day Daniel Patrick · Chairman & CEONov 4
102,619 sh @ $175.16 · -15.7% own
LINSSELL$15.6M
White Matthew J · Chief Financial…Nov 4
30,095 sh @ $518.50 · -24.7% own
SNOWSSELL◷$14.6M
Dageville Benoit · DirectorNov 4
50,000 sh @ $292.35 · -2.2% own
ITWSSELL$13M
Santi Ernest Scott · DirectorNov 4
44,349 sh @ $293.32 · -14.0% own
ORLYSSELL$12.7M
Henslee Gregory L · Chairman of the…Nov 4
138,705 sh @ $91.75 · -36.4% own
LINSSELL$12.7M
White Matthew J · Chief Financial…Nov 4
24,376 sh @ $520.00 · -26.6% own
BROSSSELL◷$11.9M
DM Individual Aggregator… · 10% OwnerNov 4
266,443 sh @ $44.59 · -15.4% own
BROSSSELL◷$11.9M
Boersma Travis · Executive Chairman…Nov 4
266,443 sh @ $44.59 · -15.4% own
IBTASSELL$11.8M
KDT Ibotta Holdings, LLC · 10% OwnerNov 4
200,000 sh @ $59.00 · -5.0% own
AZOSSELL$10.2M
Jackson Jamere · CFONov 4
3,073 sh @ $3,325.80 · -86.1% own
YOUSSELL◷$10M
Seidman Becker Caryn · Chief Executive…Nov 4
165,395 sh @ $60.47 · -100.0% own
YOUSSELL◷$10M
Alclear Investments, LLC · Director, 10%…Nov 4
165,395 sh @ $60.47 · -100.0% own
RCLSSELL$8.9M
Wilhelmsen Arne… · DirectorNov 4
26,549 sh @ $333.88 · -0.2% own
PACSSSELL◷$8.8M
Hancock Mark · Director, 10%…Nov 4
174,937 sh @ $50.38 · -0.3% own
LINSSELL$8.8M
White Matthew J · Chief Financial…Nov 4
16,676 sh @ $525.00 · -24.7% own
VSSELL$8.5M
Taneja Rajat · President, Technol…Nov 4
19,783 sh @ $427.36 · -7.8% own
RCLSSELL$8.3M
Wilhelmsen Arne… · DirectorNov 4
25,670 sh @ $323.14 · -0.2% own
LINSSELL$8.2M
White Matthew J · Chief Financial…Nov 4
15,686 sh @ $524.25 · -11.4% own
BROSSSELL◷$7.8M
Boersma Travis · Executive Chairman…Nov 4
173,891 sh @ $45.14 · -6.4% own
BROSSSELL◷$7.8M
DM Trust Aggregator, LLC · 10% OwnerNov 4
173,891 sh @ $45.14 · -6.4% own
KNSASSELL◷$7.7M
Patel Sanj K · Chairman & CEONov 4
81,742 sh @ $94.20 · -8.9% own
PISSELL$7.5M
Sylebra Capital Llc · DirectorNov 4
40,500 sh @ $184.23 · -5.6% own
MDLZSSELL◷$7.4M
Van de Put Dirk · Chief Executive…Nov 4
108,386 sh @ $68.03 · -7.5% own
MARSSELL$7M
Capuano Anthony · President & CEONov 4
16,604 sh @ $421.97 · -24.6% own
AJGSSELL$6.7M
Ziebell William F · Vice PresidentNov 4
23,510 sh @ $286.63 · -32.5% own
PACSSSELL◷$6.7M
Murray Jason Hulse · Co-Founder, CEO &…Nov 4
133,314 sh @ $50.37 · -0.3% own
MARSSELL$6.7M
Capuano Anthony · President & CEONov 4
15,984 sh @ $419.83 · -19.1% own
ILMNSSELL$6.6M
Meister Keith A. · DirectorNov 4
29,000 sh @ $226.81 · -5.5% own
HSSELL$6.4M
Hoplamazian Mark Samuel · See RemarksNov 4
33,924 sh @ $189.91 · -11.1% own
TRVSSELL$6.1M
Olivo Maria · EVP, ERM & Chief…Nov 4
15,000 sh @ $407.00 · -14.5% own
RCLSSELL$6.1M
Wilhelmsen Arne… · DirectorNov 4
18,292 sh @ $330.92 · -0.1% own
IBTASSELL$6M
KDT Ibotta Holdings, LLC · 10% OwnerNov 4
100,000 sh @ $60.00 · -2.6% own
PGSSELL$5.5M
Schulten Andre · Chief Financial…Nov 4
33,624 sh @ $165.00 · -33.9% own
PRCHSSELL◷$5.4M
Ehrlichman Matt · CEO, Chairman and…Nov 4
251,740 sh @ $21.58 · -1.6% own
HCASSELL$5.1M
Foster Jon M · EVP and COONov 4
10,000 sh @ $514.07 · -100.0% own
COFSSELL◷$5M
Fairbank Richard D · Chairman and CEONov 4
24,613 sh @ $203.49 · -0.6% own
RCLSSELL$5M
Wilhelmsen Arne… · DirectorNov 4
15,405 sh @ $322.14 · <0.1% own
AMALSSELL$4.7M
Workers United · 10% OwnerNov 4
92,809 sh @ $50.86 · -1.4% own
AMALSSELL$4.7M
Western States Regional… · 10% OwnerNov 4
92,809 sh @ $50.86 · -1.4% own
ISRGSSELL◷$4.6M
Guthart Gary S · DirectorNov 4
10,000 sh @ $457.34 · -0.8% own
GLBESSELL◷$4.5M
Debbi Nir · PresidentNov 4
100,000 sh @ $44.59 · -2.3% own
IDXXSSELL$4.4M
Underberg Sharon E. · EVP, GC & Corporat…Nov 4
6,348 sh @ $688.25 · -39.5% own
TYLSSELL$4.2M
Puckett Jeffrey David · Chief Operating…Nov 4
10,000 sh @ $419.69 · -56.2% own