← Leaderboard
DXCM
Ticker
DXCM
Congressional Trades
49
by 8 members
Ticker Intelligence Brief
Who in Congress traded DXCM, when, and what happened after?
A ticker-first view for retail/data users: latest disclosure, largest range, disclosure lag, party flow, contracts, lobbying, and source-linked receipts.
Latest receipt
Michael McCaul
SELL · 2026-05-07
Largest range
$250K – $500K
Tina Smith
Slowest filing
46d
Jefferson Shreve
Best vs SPY
26.7%
Tina Smith
Buys
21
43%
Sells
24
49%
Total Volume
$1.8M
midpoint
Unique Traders
8
members
Party Breakdown
Democrats25 · 51%
Republicans24 · 49%
Party Trading Divergence
Democrat vs. Republican buy / sell pressure by monthMODERATEBar length = total trades. Color = net sentiment — green = net buying, red = net selling. Months with no activity hidden.
Democrat ←
Month
→ Republican
0▲1▼
Aug '23
—
0▲1▼
Aug '24
—
1▲
Sep '24
—
1▲1▼
Oct '24
—
1▲
Nov '24
—
—
Dec '24
0▲2▼
—
Feb '25
1▲
0▲1▼
Apr '25
0▲2▼
1▲
May '25
4▲2▼
—
Jun '25
0▲2▼
—
Jul '25
2▲
0▲1▼
Aug '25⚡
2▲1▼
0▲1▼
Sep '25⚡
1▲
—
Oct '25
0▲1▼
1▲
Jan '26
2▲
1▲1▼
Feb '26
0▲1▼
0▲2▼
Mar '26
—
1▲3▼
Apr '26
—
2▲3▼
May '26
0▲1▼
Democrats9▲15▼Net sellers
vs
Republicans12▲12▼Neutral
Net buyingNet selling⚡ Party split
💼 Lobbying Filings
all →- 2026-06-15$0DEXCOMProvide strategic counsel and advocate on issues related to Medicare coverage and regulatory policy.
- 2026-04-20$380KDEXCOM INC.CGM Coverage policy Issues related to sterilization of medical devices Issues related to medical device electronic labeling H.R.1539, Medical Device Electronic Labeling Act Issues related to artificial intelligence and other machine learning advances in healthcare Issues related to advances in diabetes technology Issues related to CY 2026 rulemaking CGM Coverage policies Issues related to breakthrough technology Issues related to global supply chains Issues related to the Administration's Executive Orders
- 2026-04-20$50KDEXCOM INC.General representation. Legislative and regulatory issues related to policies and payments for continuous glucose monitoring
- 2026-04-20$40KDEXCOM INC.Issues related to coverage and reimbursement for continuous glucose monitors. Issues related to coverage and reimbursement for continuous glucose monitors.
- 2026-04-18$75KDEXCOMcontinuous glucose monitoring continuous glucose monitoring
- 2026-01-20$390KDEXCOM INC.Issues related to global supply chains Issues related to the Administration's Executive Orders CGM Coverage policy Issues related to sterilization of medical devices Issues related to medical device electronic labeling H.R.1539, Medical Device Electronic Labeling Act Issues related to artificial intelligence and other machine learning advances in healthcare Issues related to advances in diabetes technology Issues related to CY 2026 rulemaking CGM Coverage policies Issues related to breakthrough technology
- 2026-01-20$50KDEXCOM INC.General representation. Legislative and regulatory issues related to policies and payments for continuous glucose monitoring
- 2026-01-20$40KDEXCOM INC.Issues related to coverage and reimbursement for continuous glucose monitors. Issues related to coverage and reimbursement for continuous glucose monitors.
- 2026-01-19$75KDEXCOMcontinuous glucose monitoring continuous glucose monitoring
- 2025-10-20$370KDEXCOM INC.CGM Coverage policy Issues related to sterilization of medical devices Issues related to medical device electronic labeling H.R.1539, Medical Device Electronic Labeling Act Issues related to artificial intelligence and other machine learning advances in healthcare Issues related to advances in diabetes technology CGM Coverage policies Issues related to breakthrough technology Issues related to global supply chains Issues related to the Administration's Executive Orders
Congressional Momentum
buy vs. sell pressureDISTRIBUTINGScore 0–100: above 50 = net buying pressure, below 50 = net selling. Signal based on last 90 days.
Last 30 Days
▲100
1 buy1 total0 sells
$8K buys · $0 sells
Last 90 Days
▼3
3 buys11 total8 sells
$24K buys · $732K sells
All-Time
▼13
21 buys49 total28 sells
$242K buys · $1.6M sells
Cumulative Net Position (buy vol − sell vol)
-$1.4M
2020-0349 trades plotted2026-05
Best Timers
avg excess return vs SPY · DXCM trades only7 members w/ alpha dataExcess return = stock price change minus SPY change over the same holding window.Congress avg: -23.8%· 14% of traders beat SPY on this name
Top Alpha Generators
D:2R:5House:5Senate:2
underperformed SPY|beat SPY
Worst Timers
bottom 5 by avg excess return
underperformed SPY|beat SPY
Worst single trade: Jefferson Shreve (-51.6%)Best single trade: Tina Smith (+26.7%)
Timing Fingerprint
filing delay vs. excess return over SPY · 43 tradesCongress avg -19.5% vs SPYEach dot = one disclosed trade. X-axis = days between trade and STOCK Act filing.Y-axis = return above (or below) SPY over the subsequent holding window. Upper-right = late filers who beat the market.
26% of trades beat SPYavg excess -19.5%avg delay 22d19 buys24 sellsBuySellOther· dot size ∝ trade size
Congress Swarm Events
synchronized trading — 3+ members within 21 daysSUSPICIOUSA swarm event occurs when 3 or more members disclose trades in DXCM within a rolling 21-day window. Tight windows with high directional consensus score highest on the suspicion meter.
🔴 #1▼ SELL3 members · 16d span
66
Window
2025-04-07 → 2025-04-23
▼ 3 sells$49K vol
Consensus
100%
RJefferson Shreve2025-04-07
RRobert Bresnahan2025-04-08
DRo Khanna2025-04-23
🟠 #2▼ SELL3 members · 21d span
64
Window
2026-04-24 → 2026-05-15
▲ 1 buy▼ 7 sells$732K vol
Consensus
88%
DRo Khanna2026-04-243×
DTina Smith2026-04-294×
RMichael McCaul2026-05-07
🟡 #3MIXED3 members · 10d span
52
Window
2026-01-26 → 2026-02-05
▲ 3 buys▼ 2 sells$40K vol
Consensus
60%
RJohn Boozman2026-01-262×
DRo Khanna2026-01-292×
RMichael McCaul2026-02-04
#4▲ BUY3 members · 20d span
49
Window
2025-05-08 → 2025-05-28
▲ 5 buys▼ 2 sells$154K vol
Consensus
71%
RJefferson Shreve2025-05-084×
RRobert Bresnahan2025-05-152×
DRo Khanna2025-05-28
4 swarm events detectedmax members in single event: 3highest suspicion score: 6621-day rolling window · top 6 by score
Trade Activity Timeline
Congressional buys & sells by month · last 20 months w/ activity
20/03
23/08
24/08
24/09
24/10
24/11
24/12
25/02
25/04
25/05
25/06
25/07
25/08
25/09
25/10
26/01
26/02
26/03
26/04
26/05
BuysSellsOtherHigh-volume month
Who Moved First
each row = one member · sorted by earliest disclosed trade5 buyers ·7 sellers
BuySellOtherDot size ∝ trade size · top 8 most-active traders shown
Seasonal Rhythm
Congress buy/sell pressure by month & yearEach cell = one calendar month. Green = net Congress buying, red = net selling. Intensity ∝ consensus strength. Hover for details.
Net buyingNet sellingNo trades · number = trade count
Peak buy month: May · Peak sell month: Apr
Congressional Conviction Timeline
net positioning · alpha track recordBEARISH21 buys28 sellscumulative α -480.8%20mo tracked
Monthly Net Flow (Buys − Sells)
Cumulative Excess Return on Congressional Buys vs SPY
All Disclosed Trades
| Date | Member | Action | Amount | Filing Delay | Receipt |
|---|---|---|---|---|---|
| 2026-05-07 | RMichael McCaul | SELL | $1K – $15K | 34d | receipt → |
| 2026-05-27 | DRo Khanna | BUY | $1K – $15K | 13d | receipt → |
| 2026-05-15 | DRo Khanna | SELL | $1K – $15K | 25d | receipt → |
| 2026-05-01 | DRo Khanna | BUY | $1K – $15K | 39d | receipt → |
| 2026-05-07 | DTina Smith | SELL | $100K – $250K | 4d | receipt → |
| 2026-04-29 | DTina Smith | PARTIAL_SELL | $100K – $250K | 12d | receipt → |
| 2026-04-24 | DRo Khanna | SELL | $1K – $15K | 17d | receipt → |
| 2026-04-13 | DRo Khanna | BUY | $1K – $15K | 28d | receipt → |
| 2026-05-07 | DTina Smith | SELL | $100K – $250K | 3d | receipt → |
| 2026-04-29 | DTina Smith | PARTIAL_SELL | $100K – $250K | 11d | receipt → |
| 2026-03-30 | DRo Khanna | SELL | $1K – $15K | 8d | receipt → |
| 2026-03-23 | DRo Khanna | SELL | $1K – $15K | 15d | receipt → |
| 2026-02-04 | RMichael McCaul | SELL | $1K – $15K | 34d | receipt → |
| 2026-02-17 | DRo Khanna | BUY | $1K – $15K | 20d | receipt → |
| 2026-02-05 | DRo Khanna | SELL | $1K – $15K | 32d | receipt → |
| 2026-01-26 | RJohn Boozman | BUY | $1K – $15K | 20d | receipt → |
| 2026-01-26 | RJohn Boozman | BUY | $1K – $15K | 20d | receipt → |
| 2026-01-29 | DRo Khanna | BUY | $1K – $15K | 8d | receipt → |
| 2025-10-27 | RMichael McCaul | SELL | $15K – $50K | 14d | receipt → |
| 2025-09-22 | RMichael McCaul | BUY | $1K – $15K | 18d | receipt → |
| 2025-09-29 | DRo Khanna | SELL | $1K – $15K | 4d | receipt → |
| 2025-08-21 | RMichael McCaul | SELL | $15K – $50K | 21d | receipt → |
| 2025-08-07 | RMichael McCaul | BUY | $1K – $15K | 35d | receipt → |
| 2025-08-04 | RMichael McCaul | BUY | $15K – $50K | 38d | receipt → |
| 2025-08-04 | DRo Khanna | SELL | $1K – $15K | 36d | receipt → |
| 2025-07-30 | RMichael McCaul | BUY | $1K – $15K | 14d | receipt → |
| 2025-07-05 | RMichael McCaul | BUY | $1K – $15K | 2d | receipt → |
| 2025-06-27 | RMichael McCaul | SELL | $50K – $100K | 10d | receipt → |
| 2025-06-16 | RMichael McCaul | SELL | $15K – $50K | 21d | receipt → |
| 2025-05-12 | RJefferson Shreve | SELL | $15K – $50K | 42d | receipt → |
| 2025-05-08 | RJefferson Shreve | BUY | $15K – $50K | 46d | receipt → |
| 2025-05-12 | RJefferson Shreve | SELL | $15K – $50K | 41d | receipt → |
| 2025-05-08 | RJefferson Shreve | BUY | $15K – $50K | 45d | receipt → |
| 2025-05-15 | RRobert Bresnahan | BUY | $1K – $15K | 26d | receipt → |
| 2025-05-28 | DRo Khanna | BUY | $1K – $15K | 13d | receipt → |
| 2025-05-15 | RRobert Bresnahan | BUY | $1K – $15K | 25d | receipt → |
| 2025-04-23 | DRo Khanna | SELL | $1K – $15K | 19d | receipt → |
| 2025-04-07 | RJefferson Shreve | SELL | $15K – $50K | 31d | receipt → |
| 2025-04-08 | RRobert Bresnahan | SELL | $1K – $15K | 20d | receipt → |
| 2025-02-25 | RRobert Bresnahan | BUY | $1K – $15K | 30d | receipt → |
| 2024-12-31 | RKevin Hern | SELL | $50K – $100K | 15d | receipt → |
| 2024-12-31 | RKevin Hern | SELL | $50K – $100K | 2d | receipt → |
| 2024-11-12 | DRo Khanna | BUY | $1K – $15K | 23d | receipt → |
| 2024-10-14 | DRo Khanna | BUY | $1K – $15K | 25d | receipt → |
| 2024-10-11 | DRo Khanna | SELL | $1K – $15K | 28d | receipt → |
| 2024-09-09 | DRo Khanna | BUY | $1K – $15K | 25d | receipt → |
| 2024-08-02 | DRo Khanna | SELL | $1K – $15K | 35d | receipt → |
| 2023-08-21 | DJosh Gottheimer | PARTIAL_SELL | $1K – $15K | 17d | receipt → |
| 2020-03-17 | DTina Smith | PARTIAL_SELL | $250K – $500K | 1259d | receipt → |