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Desk brief

AI Sep 17

Corporate insiders dominated a heavily sell-skewed session, while seven-day cluster selling stood out across several stocks.

Selling dominated the session — The session logged 1,897 filings: 247 buys worth about $380.4M versus 1,650 sells worth about $2.6B. Corporate insiders accounted for 1,880 filings across 471 tickers, compared with 17 congressional filings.
Multiple stocks saw insider clusters — Cluster selling was detected in ZS, where 6 insiders sold about $4.9M, and CRWV, where 4 insiders sold about $72.9M. Other multi-insider selling appeared in IOT, EBAY, TALO, AI, AMAL and NTNX. ZS CRWV IOT EBAY TALO AI AMAL NTNX
XBP drew concentrated buying — XBP was the notable cluster-buying name: 5 insiders bought about $2.4M. Jonovic Andrej was also flagged for an executive purchase of about $89.1K in XBP. XBP Jonovic Andrej
TYRA purchase led buying scale — Over the past 14 days, Ra Capital Management, L.p. made the largest reported purchase, buying about $200.0M of TYRA. RSG led the bought-value list at about $572.7M across 2 filers, while APGE led sold value at about $1.1B across 9 filers. TYRA RSG APGE L.p. Ra Capital Management

The tape to monitor was the contrast between concentrated XBP buying and the broader cluster selling in ZS, CRWV, EBAY, TALO and AMAL. The 14-day totals remained heavily sell-skewed, with about $8.3B sold versus $1.5B bought.

AI-generated from the filings on this page — not financial advice.

Filings · Sep 17
1923

Latest 1 day ago

Disclosed buying · 14d
$1.46B

1143 purchases across 1487 tickers

Disclosed selling · 14d
$8.28B

6840 sales and dispositions

Tape lean · 14d
Heavy selling

Largest buy: TYRA $199.99M

Disclosure flow

Value filed per session · last 60 days

Where the money went

By disclosed value · 14 days · click a bar for the filings
Most bought
Most sold

Signals

Fixed rules over the last 21 days — see each card for why it fired
Cluster selling TVTX
8 insiders sold $66.34M 1 day ago
Cluster selling NTRA
5 insiders sold $62.97M 1 day ago
Cluster buying TENX
4 insiders bought $3.12M 1 day ago
Cluster selling RBRK
3 insiders sold $7.05M 1 day ago
Cluster selling PAYS
4 insiders sold $3.73M 1 day ago
Cluster selling PL
3 insiders sold $6.26M 1 day ago
Cluster selling ORCL
6 insiders sold $14.48M 1 day ago
Cluster selling NTNX
4 insiders sold $28.75M 1 day ago
Cluster selling CRWD
4 insiders sold $75.54M 1 day ago
Cluster selling ZS
6 insiders sold $4.93M 1 day ago
Cluster selling CRWV
4 insiders sold $110.93M 1 day ago
Cluster selling IOT
4 insiders sold $4.92M 1 day ago

Disclosure sentiment

Who is buying against who is selling · 90 days · −100 to +100
Accumulation
AMR 26 buys · 0 sells +100
AAT 18 buys · 0 sells +100
RCG 55 buys · 0 sells +100
SUJA 22 buys · 0 sells +100
DLHC 45 buys · 0 sells +100
UUU 32 buys · 0 sells +100
Distribution
DELL 0 buys · 936 sells -100
UTHR 0 buys · 517 sells -100
CRWV 0 buys · 795 sells -100
SE 0 buys · 516 sells -100
STX 0 buys · 309 sells -100
CHYM 0 buys · 317 sells -100

Bullish and bearish sectors

Net disclosed value · 30 days

Buying extends right, selling left. A company in more than one industry counts in each.

2,784 filings

Official insider and political disclosure transactions
Filed Transaction Issuer / asset Reporting person Qty / price Value Source Actions
Jul 13, 2026 4-day lag Exercise Jul 9, 2026 Class B Common Stock on Class C Common Stock Sl Spv 2, L.P. Insider Director / Ten Percent Owner 88,164 shares @ $0 Indirect ownership $0 SEC Form 4
Same filing as the row above Sale Jul 9, 2026 Class C Common Stock 6,266 shares @ $455.06 Indirect ownership $2.85M
Same filing as the row above Exercise Jul 9, 2026 88,164 shares Indirect ownership Not reported
Jul 13, 2026 4-day lag Sale Jul 9, 2026 Class C Common Stock Silver Lake Technology Investors ... Insider Director / Ten Percent Owner 27 shares @ $459.11 Indirect ownership $12.4K SEC Form 4
Same filing as the row above Sale Jul 9, 2026 6 shares @ $448.17 Indirect ownership $2.69K
Same filing as the row above Sale Jul 9, 2026 22 shares @ $449.22 Indirect ownership $9.88K
Same filing as the row above Sale Jul 9, 2026 14 shares @ $460.02 Indirect ownership $6.44K
Same filing as the row above Exercise Jul 9, 2026 600 shares Indirect ownership Not reported
Same filing as the row above Sale Jul 9, 2026 54 shares @ $456.06 Indirect ownership $24.63K
Same filing as the row above Sale Jul 9, 2026 84 shares @ $451.08 Indirect ownership $37.89K
Same filing as the row above Sale Jul 9, 2026 73 shares @ $453.06 Indirect ownership $33.07K
Same filing as the row above Sale Jul 9, 2026 106 shares @ $452.07 Indirect ownership $47.92K
Same filing as the row above Sale Jul 9, 2026 63 shares @ $455.06 Indirect ownership $28.67K
Same filing as the row above Sale Jul 9, 2026 22 shares @ $457.97 Indirect ownership $10.08K
Same filing as the row above Sale Jul 9, 2026 58 shares @ $454.1 Indirect ownership $26.34K
Same filing as the row above Sale Jul 9, 2026 24 shares @ $457.08 Indirect ownership $10.97K
Same filing as the row above Sale Jul 9, 2026 48 shares @ $450.17 Indirect ownership $21.61K
Same filing as the row above Exercise Jul 9, 2026 Class B Common Stock on Class C Common Stock 600 shares @ $0 Indirect ownership $0
Jul 13, 2026 4-day lag Sale Jul 9, 2026 Class C Common Stock Silver Lake Partners Iv, L.P. Insider Director / Ten Percent Owner 5,536 shares @ $450.17 Indirect ownership $2.49M SEC Form 4
Same filing as the row above Sale Jul 9, 2026 7,236 shares @ $455.06 Indirect ownership $3.29M
Same filing as the row above Sale Jul 9, 2026 3,043 shares @ $459.11 Indirect ownership $1.4M
Same filing as the row above Sale Jul 9, 2026 2,547 shares @ $457.97 Indirect ownership $1.17M
Same filing as the row above Sale Jul 9, 2026 6,693 shares @ $454.1 Indirect ownership $3.04M
Same filing as the row above Sale Jul 9, 2026 8,314 shares @ $453.06 Indirect ownership $3.77M
Same filing as the row above Exercise Jul 9, 2026 90,504 shares Indirect ownership Not reported
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$12.4K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
27 shares @ $459.11
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$9.88K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
22 shares @ $449.22
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$6.44K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
14 shares @ $460.02
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$24.63K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
54 shares @ $456.06
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$37.89K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
84 shares @ $451.08
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$33.07K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
73 shares @ $453.06
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$47.92K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
106 shares @ $452.07
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$28.67K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
63 shares @ $455.06
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$10.08K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
22 shares @ $457.97
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$26.34K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
58 shares @ $454.1
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$10.97K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
24 shares @ $457.08
Silver Lake Technology Investors V, L.P. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$21.61K
Traded
Jul 9, 2026
Filed
Jul 13, 2026
Quantity / price
48 shares @ $450.17