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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.

1,027 filings

Official insider and political disclosure transactions
Filed Transaction Issuer / asset Reporting person Qty / price Value Source Actions
Sep 18, 2026 Same-day filing Expiration Sep 18, 2026 Call option (obligation to sell) on Class A C... Magnetar Financial Llc Insider 10% owner 232,434 shares @ $0 Indirect ownership $0 SEC Form 4
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 377,144 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 881,551 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 115,575 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 187,241 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 377,144 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 11,949 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 232,434 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 257,634 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 115,575 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 353,703 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 39,230 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 11,949 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 353,703 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 881,551 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 39,230 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 257,634 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 100,176 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Put option (right to sell) on Class A Common Stock 100,176 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 443,363 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 Call option (obligation to sell) on Class A Common Stock 443,363 shares @ $0 Indirect ownership $0
Same filing as the row above Expiration Sep 18, 2026 187,241 shares @ $0 Indirect ownership $0
Sep 17, 2026 2-day lag Exercise Sep 15, 2026 Class B Common Stock on Class A Common Stock Intrator Michael N Insider CEO And President 107,692 shares Indirect ownership Not reported SEC Form 4
Same filing as the row above Sale Sep 15, 2026 Class A Common Stock 41,271 shares @ $82.02 Indirect ownership $3.38M
Same filing as the row above Sale Sep 15, 2026 21,864 shares @ $83.03 Indirect ownership $1.82M