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Desk brief

AI Sep 18

The Sept. 18 tape was overwhelmingly corporate-insider selling: about $2.0B disclosed sold versus $302.4M bought, with 17 congressional and 1,498 corporate-insider filings.

Multiple insider-selling clusters — Cluster selling was detected in RVMD, where 7 insiders sold about $28.7M, and ADBE, where 4 insiders sold about $32.2M. BE also had 4 insiders selling about $3.1M, while GTLB and UBER each had 5 sellers. RVMD ADBE BE GTLB UBER
Shen Ching Hang added to CV — Shen Ching Hang bought about $5.0M of CV and was also flagged as a 10% owner adding. It was the session's clearest large insider-buy signal. CV Shen Ching Hang
GAM drew three insider buyers — GAM showed cluster buying: 3 insiders bought about $284.9K combined. Priest Jeffrey W bought about $93.8K, accounting for one of the detected executive-buy signals. GAM Priest Jeffrey W
Sell-heavy session — The session recorded 1,515 filings across 375 tickers, but only 174 were buys versus 1,341 sells. Corporate insiders dominated the tape, while congressional filings totaled 17.

The key filing watchpoints were the $5.0M CV purchase and the repeated selling clusters in RVMD, ADBE, BE, GTLB, and UBER. Over the past 14 days, Ra Capital Management, L.p. reported the largest purchase, about $200.0M of TYRA.

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

Filings · Sep 18
1011

Latest 1 day ago

Disclosed buying · 14d
$1.21B

1113 purchases across 1413 tickers

Disclosed selling · 14d
$7.3B

6187 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 FLY
4 insiders sold $2.5M 1 day ago
Cluster selling TEM
5 insiders sold $17.12M 1 day ago
Cluster buying RWT
4 insiders bought $1.31M 1 day ago
Executive buy RWT
3 executives bought $1.12M 1 day ago
Cluster selling DUOL
3 insiders sold $6.91M 1 day ago
Cluster selling CORT
6 insiders sold $11.65M 1 day ago
Cluster selling BBNX
5 insiders sold $2.86M 1 day ago
Cluster selling BE
4 insiders sold $3.14M 1 day ago
Cluster selling ADBE
4 insiders sold $32.21M 1 day ago
$1M+ insider buy CV
Shen Ching Hang bought $5M 1 day ago
10% owner adding CV
Shen Ching Hang added $5M 1 day ago
Cluster selling RVMD
8 insiders sold $43.63M 1 day ago

Disclosure sentiment

Who is buying against who is selling · 90 days · −100 to +100
Accumulation
RCG 56 buys · 0 sells +100
AMR 26 buys · 0 sells +100
AAT 18 buys · 0 sells +100
DLHC 47 buys · 0 sells +100
SUJA 22 buys · 0 sells +100
BGDE 29 buys · 0 sells +100
Distribution
DELL 0 buys · 1005 sells -100
UTHR 0 buys · 533 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.

1,258 filings

Official insider and political disclosure transactions
Filed Transaction Issuer / asset Reporting person Qty / price Value Source Actions
Sep 18, 2026 2-day lag Award Sep 16, 2026 Common Stock Walker Verdell Insider Director 3,700 shares @ $35.13 Direct ownership $129.98K SEC Form 4
Sep 18, 2026 2-day lag Sale Sep 16, 2026 Class C Common Stock Sl Spv-2, L.p. Insider Director / Ten Percent Owner 6,944 shares @ $569.72 Indirect ownership $3.96M SEC Form 4
Same filing as the row above Exercise Sep 16, 2026 69,723 shares Indirect ownership Not reported
Same filing as the row above Sale Sep 16, 2026 4,636 shares @ $567.77 Indirect ownership $2.63M
Same filing as the row above Sale Sep 16, 2026 4,366 shares @ $570.69 Indirect ownership $2.49M
Same filing as the row above Sale Sep 16, 2026 2,833 shares @ $571.64 Indirect ownership $1.62M
Same filing as the row above Sale Sep 16, 2026 2,507 shares @ $563.48 Indirect ownership $1.41M
Same filing as the row above Sale Sep 16, 2026 2,058 shares @ $564.66 Indirect ownership $1.16M
Same filing as the row above Sale Sep 16, 2026 4,088 shares @ $568.81 Indirect ownership $2.33M
Same filing as the row above Sale Sep 16, 2026 8,133 shares @ $565.84 Indirect ownership $4.6M
Same filing as the row above Sale Sep 16, 2026 7,491 shares @ $566.64 Indirect ownership $4.24M
Same filing as the row above Sale Sep 16, 2026 1,373 shares @ $572.61 Indirect ownership $786.19K
Same filing as the row above Exercise Sep 16, 2026 Class B Common Stock on Class C Common Stock 69,723 shares @ $0 Indirect ownership $0
Same filing as the row above Sale Sep 16, 2026 Class C Common Stock 606 shares @ $561.56 Indirect ownership $340.31K
Same filing as the row above Sale Sep 16, 2026 1,140 shares @ $573.28 Indirect ownership $653.54K
Same filing as the row above Sale Sep 16, 2026 819 shares @ $562.65 Indirect ownership $460.81K
Sep 18, 2026 2-day lag Sale Sep 16, 2026 Class C Common Stock Silver Lake Partners Iv, L.p. Insider Director / Ten Percent Owner 1,093 shares @ $569.63 Direct ownership $622.61K SEC Form 4
Same filing as the row above Exercise Sep 16, 2026 71,574 shares Indirect ownership Not reported
Same filing as the row above Sale Sep 16, 2026 3,105 shares @ $571.64 Indirect ownership $1.77M
Same filing as the row above Sale Sep 16, 2026 897 shares @ $562.65 Indirect ownership $504.7K
Same filing as the row above Sale Sep 16, 2026 1,679 shares @ $565.42 Direct ownership $949.34K
Same filing as the row above Sale Sep 16, 2026 4,784 shares @ $570.69 Indirect ownership $2.73M
Same filing as the row above Sale Sep 16, 2026 1,505 shares @ $572.61 Indirect ownership $861.78K
Same filing as the row above Sale Sep 16, 2026 2,407 shares @ $569.14 Direct ownership $1.37M
Same filing as the row above Sale Sep 16, 2026 5,080 shares @ $567.77 Indirect ownership $2.88M