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insiderbid

Insider trading on January 16, 2026

36 insiders at 27 companies bought $37.9M of their own stock on the open market, across 49 transactions. The largest was Mitsui Sumitomo Insurance Co Ltd, 10% Owner, buying $16.4M of Berkley W R Corp (WRB).

4 chief executives bought: Deng Chiyuan at ABQQ and 3 more.

Insiders sold $253.5M across 251 open-market sales. That is 6.7× the value bought. Selling routinely outweighs buying, because most executive pay is delivered in stock.

Bought
$37.9M
49 purchases
Sold
$253.5M
251 sales
Companies bought
27
36 insiders
CEO buys
4
chief executives

Open-market purchases

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

WRBPBUY◷$16.4M
Mitsui Sumitomo… · 10% OwnerJan 16
241,309 sh @ $68.03 · +0.5% own
UAPBUY$10.3M
Watsa V Prem Et Al · 10% OwnerJan 16
1.8M sh @ $5.60 · +19.4% own
WRBPBUY◷$4M
Mitsui Sumitomo… · 10% OwnerJan 16
58,691 sh @ $68.79 · +0.1% own
AVOPBUY↺$4M
Globalharvest Holdings… · 10% OwnerJan 16
324,302 sh @ $12.37 · +3.7% own
TCGSXPBUY$1M
Tannenbaum Leonard M · Director, 10%…Jan 16
98,619.33 sh @ $10.14 · +105.3% own
BGDEPBUY$655.2K
Endeavor Blockchain, LLC · 10% OwnerJan 16
140,000 sh @ $4.68 · +11.1% own
UUUPBUY▲$570K
Ault Milton C III · DirectorJan 16
95,000 sh @ $6.00 · +58.5% own
ASAPBUY$288.9K
Saba Capital Management,… · 10% OwnerJan 16
4,541 sh @ $63.63 · +<0.1% own
ABQQPBUY★$111.8K
Deng Chiyuan · Chief Executive…Jan 16
130,000 sh @ $0.86 · +6.3% own
ONCYPBUY$103.8K
Seizinger Bernd R. · DirectorJan 16
100,000 sh @ $1.04 · +27.3% own
SQNSPBUY$65.7K
Asher Daniel · 10% OwnerJan 16
11,631 sh @ $5.65 · +0.6% own
TCGSXPBUY$50K
McNitt Peter Boyd Jr. · PEO and PresidentJan 16
4,930.97 sh @ $10.14
SRZNPBUY$27.2K
Column Group III Gp, Lp · 10% OwnerJan 16
1,358 sh @ $20.00 · +0.1% own
SRZNPBUY$27.2K
Kutzkey Tim · Director, 10%…Jan 16
1,358 sh @ $20.00 · +0.1% own
IMRXPBUY▲$25K
Brakewood Harold Eugene · Chief Business…Jan 16
5,250 sh @ $4.76 · +90.5% own

Open-market sales

Pre-arranged 10b5-1 trades are marked.

GKOSSSELL◷$21.5M
Burns Thomas William · Chairman & CEOJan 16
186,945 sh @ $115.00 · -54.9% own
IRSSELL◷$16.8M
Reynal Vicente · See RemarksJan 16
191,000 sh @ $88.12 · -49.7% own
BLKSSELL$15.1M
Small Martin · CFO & Senior…Jan 16
12,891 sh @ $1,170.27 · -34.3% own
AZOSSELL$11.2M
Smith Richard Craig · Sr. Vice PresidentJan 16
3,190 sh @ $3,500.00 · -54.8% own
AMPXSSELL◷?$10.5M
Sun Kang · DirectorJan 16
950,548 sh @ $11.07 · -40.4% own
BLKSSELL$9.5M
Small Martin · CFO & Senior…Jan 16
8,139 sh @ $1,171.52 · -32.9% own
GSSSELL$7.4M
Viniar David A · DirectorJan 16
7,676 sh @ $966.27 · -1.3% own
BLKSSELL$6.5M
Small Martin · CFO & Senior…Jan 16
5,514 sh @ $1,172.37 · -33.3% own
APLDSSELL$6M
Cummins Wes · CEO; ChairmanJan 16
165,000 sh @ $36.42 · -3.8% own
GSSSELL$5.9M
Viniar David A · DirectorJan 16
6,093 sh @ $965.24 · -1.1% own
GSSSELL$5.6M
Viniar David A · DirectorJan 16
5,817 sh @ $962.25 · -1.0% own
NBIXSSELL◷$4.6M
Gano Kyle · Chief Executive…Jan 16
34,588 sh @ $132.70 · -19.8% own
GSSSELL$4.3M
Viniar David A · DirectorJan 16
4,442 sh @ $967.19 · -0.8% own
AGXSSELL$4.2M
Leimkuhler William F. · DirectorJan 16
11,044 sh @ $379.15 · -18.1% own
GSSSELL$4.1M
Viniar David A · DirectorJan 16
4,252 sh @ $961.29 · -0.7% own
GSSSELL$4M
Viniar David A · DirectorJan 16
4,137 sh @ $964.28 · -0.7% own
UWMCSSELL◷$3.8M
Mat Ishbia · President and CEOJan 16
632,874 sh @ $6.04 · -8.8% own
GSSSELL$3.6M
Viniar David A · DirectorJan 16
3,743 sh @ $966.55 · -3.4% own
JBLSSELL$3.4M
Mondello Mark T · Executive ChairmanJan 16
13,756 sh @ $249.86 · -1.2% own
XCURSSELL$3.3M
Exicure HiTron Inc. · 10% OwnerJan 16
734,747 sh @ $4.50 · -28.3% own
IONSSSELL$3.3M
Monia Brett P · Chief Executive…Jan 16
44,034 sh @ $74.82 · -16.4% own
GSSSELL$3.3M
Viniar David A · DirectorJan 16
3,409 sh @ $963.11 · -0.6% own
GSSSELL$3.3M
Viniar David A · DirectorJan 16
3,393 sh @ $965.60 · -3.0% own
OSSSELL◷$2.8M
Hohenstein Ken · Chief Revenue…Jan 16
120,000 sh @ $23.63 · -10.8% own
DALSSELL$2.8M
Snell Erik Storey · EVP & Chief Cust…Jan 16
39,420 sh @ $71.02 · -52.5% own
GSSSELL$2.7M
Viniar David A · DirectorJan 16
2,806 sh @ $961.65 · -2.3% own
JPMSSELL◷$2.7M
Piepszak Jennifer · Chief Operating…Jan 16
8,571 sh @ $312.79 · -10.8% own
GSSSELL$2.7M
Viniar David A · DirectorJan 16
2,779 sh @ $962.59 · -2.3% own
GSSSELL$2.4M
Viniar David A · DirectorJan 16
2,472 sh @ $964.66 · -2.2% own
JPMSSELL◷$2.3M
Bacon Ashley · Chief Risk OfficerJan 16
7,364 sh @ $312.79 · -3.0% own
NFLXSSELL◷$2.1M
Hyman David A · Chief Legal…Jan 16
23,439 sh @ $88.11 · -6.9% own
GSSSELL$1.9M
Viniar David A · DirectorJan 16
1,982 sh @ $968.18 · -0.4% own
JPMSSELL◷$1.8M
Erdoes Mary E. · CEO Asset &…Jan 16
5,732 sh @ $312.78 · -0.9% own
GSSSELL$1.6M
Viniar David A · DirectorJan 16
1,684 sh @ $969.19 · -0.3% own
GSSSELL$1.6M
Viniar David A · DirectorJan 16
1,631 sh @ $967.51 · -1.6% own
GSSSELL$1.5M
Viniar David A · DirectorJan 16
1,519 sh @ $963.63 · -1.3% own
REPXSSELL↺$1.4M
Bluescape Riley… · 10% OwnerJan 16
50,100 sh @ $28.11 · -1.2% own
FROGSSELL◷$1.4M
Landman Yoav · Chief Technology…Jan 16
23,504 sh @ $58.08 · -0.4% own
JPMSSELL◷$1.2M
Lake Marianne · CEO CcbJan 16
3,908 sh @ $312.78 · -3.1% own
FROGSSELL◷$1.2M
Landman Yoav · Chief Technology…Jan 16
21,100 sh @ $57.28 · -0.4% own
ECATSSELL$1.2M
Saba Capital Management,… · 10% OwnerJan 16
75,435 sh @ $15.94 · -0.3% own
LUNRSSELL◷$1.2M
Altemus Stephen J · Chief Executive…Jan 16
58,828 sh @ $20.03 · -5.4% own
IPGPSSELL◷$1.2M
Ip Fibre Devices Ltd · 10% OwnerJan 16
14,656 sh @ $80.20 · -0.2% own
IPGPSSELL◷$1.2M
Ip Fibre Devices Ltd · 10% OwnerJan 16
14,511 sh @ $79.54 · -0.2% own
GSSSELL$1.1M
Viniar David A · DirectorJan 16
1,136 sh @ $974.43 · -0.2% own
JPMSSELL◷$1.1M
Petno Douglas B · Co-CEO CIBJan 16
3,487 sh @ $312.80 · -0.9% own
JPMSSELL◷$1.1M
Friedman Stacey · General CounselJan 16
3,404 sh @ $312.80 · -5.0% own
STRLSSELL◷?$1M
Wilson Dwayne Andree · DirectorJan 16
2,860 sh @ $350.00 · -16.2% own
GSSSELL$983.8K
Viniar David A · DirectorJan 16
1,014 sh @ $970.20 · -0.2% own
IONSSSELL$972K
Hougen Elizabeth L · EVP, Finance & CFOJan 16
12,922 sh @ $75.22 · -9.3% own