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Desk brief

AI Sep 18

The tape was heavily skewed to sales, with $2.0B sold versus roughly $302.4M bought across 1,515 filings.

Shen Ching Hang bought CV — Shen Ching Hang bought roughly $5.0M of CV, triggering both the $1M-plus insider-buy and 10% owner-adding signals. CV Shen Ching Hang
Insider selling clusters dominated — Seven RVMD insiders sold roughly $28.7M across seven filers, the largest detected selling cluster. Other notable clusters included four insiders selling about $32.2M of ADBE and four selling roughly $3.1M of BE. RVMD ADBE BE
Insiders clustered into GAM — Three GAM insiders bought roughly $284.9K; Priest Jeffrey W bought about $93.8K, triggering both the cluster-buying and executive-buy signals. GAM Priest Jeffrey W
Recent leaders stayed concentrated — The 14-day leaders were RSG at roughly $453.6M bought across two filers and DELL at about $782.7M sold across nine filers. Ra Capital Management, L.p. reported the largest purchase, roughly $200.0M of TYRA. RSG DELL TYRA L.p. Ra Capital Management

The detected tape was broader on the sell side, with additional clusters in CORT, GTLB and UBER. The session included 17 congressional filings and 1,498 corporate-insider filings, but the disclosed details were dominated by corporate activity.

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

Filings · Sep 18
1011

Latest 2 days 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 2 days ago
Cluster selling TEM
5 insiders sold $17.12M 2 days ago
Cluster buying RWT
4 insiders bought $1.31M 2 days ago
Executive buy RWT
3 executives bought $1.12M 2 days ago
Cluster selling DUOL
3 insiders sold $6.91M 2 days ago
Cluster selling CORT
6 insiders sold $11.65M 2 days ago
Cluster selling BBNX
5 insiders sold $2.86M 2 days ago
Cluster selling BE
4 insiders sold $3.14M 2 days ago
Cluster selling ADBE
4 insiders sold $32.21M 2 days ago
$1M+ insider buy CV
Shen Ching Hang bought $5M 2 days ago
10% owner adding CV
Shen Ching Hang added $5M 2 days ago
Cluster selling RVMD
8 insiders sold $43.63M 2 days 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.

62,411 filings

Official insider and political disclosure transactions
Filed Transaction Issuer / asset Reporting person Qty / price Value Source Actions
Sep 15, 2026 4-day lag Sale Sep 11, 2026 Class C Common Stock Silver Lake Technology Investors ... Insider Director / Ten Percent Owner 14 shares @ $567.45 Indirect ownership $7.94K SEC Form 4
Same filing as the row above Sale Sep 11, 2026 93 shares @ $559.62 Indirect ownership $52.04K
Same filing as the row above Sale Sep 11, 2026 25 shares @ $564.63 Indirect ownership $14.12K
Same filing as the row above Exercise Sep 11, 2026 729 shares Indirect ownership Not reported
Same filing as the row above Sale Sep 11, 2026 6 shares @ $550.03 Indirect ownership $3.3K
Same filing as the row above Sale Sep 11, 2026 103 shares @ $560.66 Indirect ownership $57.75K
Same filing as the row above Sale Sep 11, 2026 14 shares @ $551.38 Indirect ownership $7.72K
Same filing as the row above Sale Sep 11, 2026 33 shares @ $552.15 Indirect ownership $18.22K
Same filing as the row above Exercise Sep 11, 2026 Class B Common Stock on Class C Common Stock 729 shares @ $0 Indirect ownership $0
Same filing as the row above Sale Sep 11, 2026 Class C Common Stock 40 shares @ $562.53 Indirect ownership $22.5K
Same filing as the row above Sale Sep 11, 2026 27 shares @ $556.8 Indirect ownership $15.03K
Same filing as the row above Sale Sep 11, 2026 9 shares @ $555.54 Indirect ownership $5K
Same filing as the row above Sale Sep 11, 2026 18 shares @ $548.47 Indirect ownership $9.87K
Same filing as the row above Sale Sep 11, 2026 25 shares @ $547.73 Indirect ownership $13.69K
Same filing as the row above Sale Sep 11, 2026 86 shares @ $561.75 Indirect ownership $48.31K
Same filing as the row above Sale Sep 11, 2026 10 shares @ $565.63 Indirect ownership $5.66K
Same filing as the row above Sale Sep 11, 2026 18 shares @ $563.44 Indirect ownership $10.14K
Same filing as the row above Sale Sep 11, 2026 24 shares @ $553.09 Indirect ownership $13.27K
Same filing as the row above Sale Sep 11, 2026 7 shares @ $566.65 Indirect ownership $3.97K
Same filing as the row above Sale Sep 11, 2026 81 shares @ $558.65 Indirect ownership $45.25K
Same filing as the row above Sale Sep 11, 2026 92 shares @ $557.77 Indirect ownership $51.31K
Same filing as the row above Sale Sep 11, 2026 4 shares @ $554.33 Indirect ownership $2.22K
Sep 15, 2026 Same-day filing Disposition Sep 15, 2026 Common stock Huffmyer Timothy C. Insider President And CEO 100 shares @ $2.9 Direct ownership $290 SEC Form 4
Sep 15, 2026 1-day lag Sale Sep 14, 2026 Common Stock Sternweis Thomas Insider SVP, Enterprise Dev. & Strat. 25,000 shares @ $5.48 Direct ownership $137K SEC Form 4
Sep 15, 2026 418-day lag Buy Jul 24, 2025 Common Stock Presidio Management Group Xii, L.... Insider 10% owner 200,000 shares @ $15 Indirect ownership $3M SEC Form 4
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$7.94K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
14 shares @ $567.45
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$52.04K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
93 shares @ $559.62
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$14.12K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
25 shares @ $564.63
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$57.75K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
103 shares @ $560.66
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$7.72K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
14 shares @ $551.38
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$18.22K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
33 shares @ $552.15
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$22.5K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
40 shares @ $562.53
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$15.03K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
27 shares @ $556.8
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$9.87K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
18 shares @ $548.47
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$13.69K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
25 shares @ $547.73
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$48.31K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
86 shares @ $561.75
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$5.66K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
10 shares @ $565.63
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$10.14K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
18 shares @ $563.44
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$13.27K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
24 shares @ $553.09
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$3.97K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
7 shares @ $566.65
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$45.25K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
81 shares @ $558.65
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$51.31K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
92 shares @ $557.77
Silver Lake Technology Investors V, L.p. Insider Director / Ten Percent Owner
Sale
Calculated transaction value
$2.22K
Traded
Sep 11, 2026
Filed
Sep 15, 2026
Quantity / price
4 shares @ $554.33
Presidio Management Group Xii, L.l.c. Insider 10% owner
Buy
Calculated transaction value
$3M
Traded
Jul 24, 2025
Filed
Sep 15, 2026
Quantity / price
200,000 shares @ $15