STACKADAPT
STACKADAPT is a digital vendor. In the 2025-2026 cycle STACKADAPT was paid $10.30M across 84 client committees, of which $1.52M flowed through Independent Expenditures rather than direct committee payments.
Part I Identity
Stable facts about this entity. These figures do not change as you adjust the timeframe in Part II.
Source split
| Schedule B direct committee payments |
$8,777,056 | 249 rows | 85.2% |
| Independent Expenditures money this entity spent supporting candidates, NOT a committee paying them |
$1,523,560 | 87 rows | 14.8% |
- Activity span ALL TIME
- Jan 24, 2020 → Jul 31, 2026
- spans 6.5 years
- Disbursements ALL TIME
- 249
- Schedule B + IE rows
- Client committees ALL TIME
- 84
- distinct payers
Part II Activity in selected window
One timeframe control governs all three panels below. Change it once and the trajectory, top buyers, and party breakdown all update together.
Spend trajectory
Monthly spend to this vendor over the last 12 months.
Top buyers
Two views of the same data — diagram and table share the time-window control and the same top-buyers slice. Click "View all buyers in research" to drill in with the matching date range.
No buyer activity in this window.
Top buyers last 3 months · top 4
| Filer | Total spend | Disbursements |
|---|---|---|
| GOLDEN STATE PROMISE 1486695 |
$400,324 | 1 |
| CALIFORNIA LEADS 1478581 |
$216,028 | 1 |
| WARNER, WILLIAM TODD TN · House REP |
$7,459 | 2 |
| ASIAN AMERICANS FOR REPRESENTATION 1469330 |
$5,000 | 1 |
Top buyers last 6 months · top 10
| Filer | Total spend | Disbursements |
|---|---|---|
| ALLIANCE AGAINST CORPORATE ABUSE, SPONSORED BY CONSUMER ATTORNEYS OF CALIFORNIA 1485203 |
$1,111,763 | 5 |
| ADVANCE CALIFORNIA, SPONSORED BY CALIFORNIA APARTMENT ASSOCIATION AND CALIFORNIA LIFE SCIENCES 1490343 |
$663,937 | 3 |
| GOLDEN STATE PROMISE 1486695 |
$400,324 | 1 |
| CALIFORNIA LEADS 1478581 |
$319,132 | 3 |
| GOLDSMITH FOR STATE SENATE 2026; PROGRESSIVE LEADERSHIP FOR US, BRIAN 1485542 |
$302,776 | 3 |
| 911819 911819 |
$231,464 | 1 |
| CALIFORNIA APARTMENT ASSOCIATION HOUSING SOLUTIONS COMMITTEE 1405775 |
$182,049 | 4 |
| DEEN FOR ASSEMBLY 2026; SOUTH BAY TEACHERS AND HEALTH CARE PROVIDERS SUPPORTING SARA 1489854 |
$179,114 | 4 |
| WORKING FAMILIES FOR A STRONGER CALIFORNIA, SPONSORED BY LCC PAC, A BI-PARTISAN COALITION OF MUNICIPAL, COUNTY, LATINO APPOINTED AND ELECTED LEADERS PAC 1490752 |
$140,800 | 3 |
| ALLEN FOR INSURANCE COMMISSIONER 2026; BEN 1483889 |
$124,743 | 3 |
Top buyers last 12 months · top 10
| Filer | Total spend | Disbursements |
|---|---|---|
| ALLIANCE AGAINST CORPORATE ABUSE, SPONSORED BY CONSUMER ATTORNEYS OF CALIFORNIA 1485203 |
$1,338,809 | 6 |
| ADVANCE CALIFORNIA, SPONSORED BY CALIFORNIA APARTMENT ASSOCIATION AND CALIFORNIA LIFE SCIENCES 1490343 |
$663,937 | 3 |
| GOLDEN STATE PROMISE 1486695 |
$400,324 | 1 |
| CALIFORNIA LEADS 1478581 |
$319,132 | 3 |
| GOLDSMITH FOR STATE SENATE 2026; PROGRESSIVE LEADERSHIP FOR US, BRIAN 1485542 |
$302,776 | 3 |
| 911819 911819 |
$231,464 | 1 |
| CALIFORNIA APARTMENT ASSOCIATION HOUSING SOLUTIONS COMMITTEE 1405775 |
$182,049 | 4 |
| DEEN FOR ASSEMBLY 2026; SOUTH BAY TEACHERS AND HEALTH CARE PROVIDERS SUPPORTING SARA 1489854 |
$179,114 | 4 |
| WORKING FAMILIES FOR A STRONGER CALIFORNIA, SPONSORED BY LCC PAC, A BI-PARTISAN COALITION OF MUNICIPAL, COUNTY, LATINO APPOINTED AND ELECTED LEADERS PAC 1490752 |
$140,800 | 3 |
| ALLEN FOR INSURANCE COMMISSIONER 2026; BEN 1483889 |
$124,743 | 3 |
Top buyers last 18 months · top 10
| Filer | Total spend | Disbursements |
|---|---|---|
| ALLIANCE AGAINST CORPORATE ABUSE, SPONSORED BY CONSUMER ATTORNEYS OF CALIFORNIA 1485203 |
$1,338,809 | 6 |
| ADVANCE CALIFORNIA, SPONSORED BY CALIFORNIA APARTMENT ASSOCIATION AND CALIFORNIA LIFE SCIENCES 1490343 |
$663,937 | 3 |
| GOLDEN STATE PROMISE 1486695 |
$400,324 | 1 |
| CALIFORNIA LEADS 1478581 |
$319,132 | 3 |
| GOLDSMITH FOR STATE SENATE 2026; PROGRESSIVE LEADERSHIP FOR US, BRIAN 1485542 |
$302,776 | 3 |
| 911819 911819 |
$231,464 | 1 |
| CALIFORNIA APARTMENT ASSOCIATION HOUSING SOLUTIONS COMMITTEE 1405775 |
$182,049 | 4 |
| DEEN FOR ASSEMBLY 2026; SOUTH BAY TEACHERS AND HEALTH CARE PROVIDERS SUPPORTING SARA 1489854 |
$179,114 | 4 |
| WORKING FAMILIES FOR A STRONGER CALIFORNIA, SPONSORED BY LCC PAC, A BI-PARTISAN COALITION OF MUNICIPAL, COUNTY, LATINO APPOINTED AND ELECTED LEADERS PAC 1490752 |
$140,800 | 3 |
| ALLEN FOR INSURANCE COMMISSIONER 2026; BEN 1483889 |
$124,743 | 3 |
Top buyers last 24 months · top 10
| Filer | Total spend | Disbursements |
|---|---|---|
| ALLIANCE AGAINST CORPORATE ABUSE, SPONSORED BY CONSUMER ATTORNEYS OF CALIFORNIA 1485203 |
$1,338,809 | 6 |
| WORKING AMERICA C90011156 |
$990,000 IE $990,000 |
8 |
| ADVANCE CALIFORNIA, SPONSORED BY CALIFORNIA APARTMENT ASSOCIATION AND CALIFORNIA LIFE SCIENCES 1490343 |
$663,937 | 3 |
| GOLDEN STATE PROMISE 1486695 |
$400,324 | 1 |
| YES ON PROP 4, CALIFORNIANS FOR SAFE DRINKING WATER AND WILDFIRE PREVENTION, SPONSORED BY ENVIRONMENTAL ORGANIZATIONS 1472087 |
$364,000 | 1 |
| CALIFORNIA LEADS 1478581 |
$319,132 | 3 |
| GOLDSMITH FOR STATE SENATE 2026; PROGRESSIVE LEADERSHIP FOR US, BRIAN 1485542 |
$302,776 | 3 |
| 911819 911819 |
$231,464 | 1 |
| CALIFORNIA APARTMENT ASSOCIATION HOUSING SOLUTIONS COMMITTEE 1405775 |
$182,049 | 4 |
| DEEN FOR ASSEMBLY 2026; SOUTH BAY TEACHERS AND HEALTH CARE PROVIDERS SUPPORTING SARA 1489854 |
$179,114 | 4 |
By party
Revenue by party
| Party | Amount | % |
|---|---|---|
| Democratic | $11,179 | 0.11% |
| Republican | $54,534 | 0.53% |
| Non-partisan | $10,234,903 | 99.36% |
Part III Reference tables
Full all-time and cycle-to-date data.
Money flow through this vendor
Money flow through this vendor
top payers (left) → broadcast stations clients buy from (right)No activity in the last 1 months.
Where their ad buys point
IE payers (left) → races the buys targeted (right) · independent-expenditure filings onlyNo activity in the last 1 months.
No activity in the last 3 months.
Outflow is on record for the last 6 months, but no itemized payers are.
Outflow is on record for the last 12 months, but no itemized payers are.
Outflow is on record for the last 18 months, but no itemized payers are.
Cycle-over-cycle trajectory
current cycle earlier election cycle off-cycle year quarterly · 7 years
| Year | Q | Cycle | Total | Txns | Top buyer · share | Top category · share | Cum. (cycle) | YoY % |
|---|---|---|---|---|---|---|---|---|
| 2020 | Q1 | 2020 | $6K | 2 | CALIFORNIA LABOR AND BUSINE… 100% | Digital 100% | $6K | — |
| 2020 | Q3 | 2020 | $180K | 3 | PROTECT CALIFORNIA'S FAMILY… 55% | Other / Unclassified 55% | $186K | — |
| 2020 | Q4 | 2020 | $314K | 3 | CALIFORNIANS TO STOP HIGHER… 91% | Digital 100% | $500K | — |
| 2021 | Q1 | 2020 | $8K | 4 | MUNGUIA FOR ASSEMBLY 2021 S… 76% | Digital 100% | $508K | — |
| 2021 | Q3 | 2020 | $10K | 1 | PUBLIC SAFETY & JUSTICE FOR… 100% | Digital 100% | $518K | — |
| 2021 | Q4 | 2020 | $5K | 1 | AUSTIN FIREFIGHTERS PUBLIC … 100% | Digital 100% | $523K | — |
| 2022 | Q1 | 2022 | $28K | 1 | NURSES AND EDUCATORS FOR A … 100% | Digital 100% | $28K | +401% |
| 2022 | Q2 | 2022 | $132K | 11 | CALIFORNIA LABOR AND BUSINE… 44% | Digital 100% | $161K | — |
| 2022 | Q3 | 2022 | $54K | 5 | VILLAPUDUA FOR ASSEMBLY - 2… 64% | Other / Unclassified 64% | $215K | -70% |
| 2022 | Q4 | 2022 | $2.25M | 23 | YES ON PROPOSITION 31, COMM… 50% | Digital 100% | $2.47M | +616% |
| 2023 | Q1 | 2022 | $12K | 1 | VILLAPUDUA FOR ASSEMBLY - 2… 100% | Other / Unclassified 100% | $2.48M | +46% |
| 2023 | Q2 | 2022 | $4K | 7 | REFORM SAN DIEGO 100% | Digital 100% | $2.48M | — |
| 2023 | Q3 | 2022 | $15K | 3 | NO ON PROPOSITION 5 - PROTE… 80% | Digital 100% | $2.5M | +51% |
| 2024 | Q1 | 2024 | $309K | 32 | DE MAIO FOR STATE ASSEMBLY … 43% | Digital 94% | $309K | +986% |
| 2024 | Q2 | 2024 | $30K | 19 | JENKINS, COLBY C 31% | Digital 77% | $339K | -77% |
| 2024 | Q3 | 2024 | $35K | 3 | CITIZENS AND COMMUNITIES FO… 60% | Other / Unclassified 60% | $374K | -34% |
| 2024 | Q4 | 2024 | $793K | 36 | YES ON PROP 4, CALIFORNIANS… 46% | Digital 87% | $1.17M | -65% |
| 2025 | Q1 | 2024 | $62K | 6 | ASIAN AMERICANS FOR REPRESE… 88% | Digital 88% | $1.23M | +439% |
| 2025 | Q2 | 2024 | $16K | 3 | CALIFORNIA APARTMENT ASSOCI… 48% | Digital 100% | $1.25M | +329% |
| 2025 | Q3 | 2024 | $49K | 8 | JOHNSON FOR CALPERS BOARD 2… 42% | Digital 100% | $1.3M | +226% |
| 2025 | Q4 | 2024 | $11K | 2 | 911908 56% | Digital 100% | $1.31M | — |
| 2026 | Q1 | 2026 | $272K | 14 | ALLIANCE AGAINST CORPORATE … 84% | Digital 99% | $272K | -12% |
| 2026 | Q2 | 2026 | $3.77M | 57 | ALLIANCE AGAINST CORPORATE … 30% | Media 62% | $4.04M | +12325% |
| 2026 | Q3 | 2026 | $413K | 4 | GOLDEN STATE PROMISE 97% | Digital 1% | $4.45M | +1071% |
Stations this firm's clients buy from
Stations this firm's clients buy from top 15 + 85 additional stations · $53,042,058 · Los Angeles, CA dominant market
Broadcast stations that committees who pay STACKADAPT also pay directly on their Schedule B filings. We can't prove STACKADAPT routed money to these stations, but the concentration signal reveals the market network this firm's clients spend on.
| Station | Market | Network | Total client spend | Buys | Activity window |
|---|---|---|---|---|---|
| KABC-TV | Los Angeles, CA | ABC | $5,193,080 | 11 | Aug 2022 → Jul 2026 |
| KCRA-TV | Sacramento, CA | NBC | $4,582,738 | 29 | Aug 2022 → Jul 2026 |
| KTLA-TV | Los Angeles, CA | CW | $4,301,368 | 11 | Aug 2022 → Jul 2026 |
| KNBC-TV | Los Angeles, CA | NBC | $3,538,405 | 11 | Aug 2022 → Jul 2026 |
| KGO-TV | San Francisco, CA | ABC | $2,915,659 | 22 | May 2022 → Jul 2026 |
| KCBS-TV | Los Angeles, CA | CBS | $2,864,985 | 11 | Aug 2022 → Jul 2026 |
| KOVR-TV | Sacramento, CA | CBS | $2,482,516 | 24 | Aug 2022 → Jul 2026 |
| KNSD-TV | San Diego, CA | NBC | $2,055,374 | 38 | May 2022 → Feb 2026 |
| KTTV-TV | Los Angeles, CA | Fox | $2,016,763 | 11 | Aug 2022 → Jul 2026 |
| KFMB-TV | San Diego, CA | CBS | $1,980,704 | 38 | May 2022 → May 2026 |
| KTVU-TV | San Francisco, CA | Fox | $1,863,363 | 19 | Oct 2022 → Jul 2026 |
| KPIX-TV | San Francisco, CA | CBS | $1,693,457 | 19 | Oct 2022 → Jul 2026 |
| KNTV | San Jose, CA | NBC | $1,600,502 | 18 | Oct 2022 → Jul 2026 |
| KXTV | Sacramento, CA | NBC | $1,407,146 | 18 | Aug 2022 → Jul 2026 |
| KGTV-TV | San Diego, CA | ABC | $1,145,176 | 37 | May 2022 → Nov 2024 |
Revenue by service category
No category revenue in this window.
| Category | Total spend | Txns | Avg check | % of total | Top buyer · share | Last paid |
|---|---|---|---|---|---|---|
| Digital | $4,479,684 | 166 | $27K | 60.1% | YES ON PROPOSITION 31, COMM… 25% | 7w ago |
| Media | $2,350,744 | 28 | $84K | 31.6% | ALLIANCE AGAINST CORPORATE … 47% | 3mo ago |
| Admin & Office | $319,132 | 3 | $106K | 4.3% | CALIFORNIA LEADS 100% | 2mo ago |
| Other / Unclassified | $275,385 | 11 | $25K | 3.7% | CALIFORNIA LATINO PAC 36% | 19mo ago |
| Software & Tech | $25,513 | 12 | $2K | 0.3% | FRIENDS OF JASON WALTON FOR… 100% | 2y ago |
Client retention
Sticky-relationship signal: how many clients keep coming back across cycles vs one-time buyers.
| Client | Cycles | All-time spend | Txns | First paid | Last paid |
|---|---|---|---|---|---|
| RIVERSIDE SHERIFFS' ASSOCIATION PUBLIC EDUCATION FUND | 3 | $162,356 | 25 | 2022-05-27 | 2026-05-14 |
| REFORM SAN DIEGO | 3 | $15,871 | 15 | 2021-02-01 | 2024-10-11 |
Geographic concentration
Where this vendor's clients are based — federal committees by state, plus implicit jurisdiction for CA and TX state filers.
| State | Total spend | % of revenue | Clients | |
|---|---|---|---|---|
| CA | $8,649,878 | 98.6% | 69 | |
| TX | $73,660 | 0.8% | 9 | |
| UT | $34,957 | 0.4% | 2 | |
| TN | $7,459 | 0.1% | 1 | |
| VA | $5,970 | 0.1% | 1 | |
| IL | $3,556 | 0.0% | 1 | |
| NC | $1,578 | 0.0% | 1 |
Notable disbursements
5 largest all-time · 5 largest in the current cycle · 5 most recent. Each row earns its place.
| Reason | Date | Filer | Category | Purpose | Amount |
|---|---|---|---|---|---|
| Largest all-time | 2022-10-22 | YES ON PROPOSITION 31, COMMITTEE TO PROTECT CALIFORNIA KIDS SPONSORED BY NONPROFIT HEALTH ORGANIZATIONS | Digital | Digital Ads | $829,128 |
| Largest all-time | 2026-04-14 | ALLIANCE AGAINST CORPORATE ABUSE, SPONSORED BY CONSUMER ATTORNEYS OF CALIFORNIA | Media | Digital Ads | $668,955 |
| Largest all-time | 2026-07-31 | GOLDEN STATE PROMISE | — | — | $400,324 |
| Largest all-time | 2024-10-16 | YES ON PROP 4, CALIFORNIANS FOR SAFE DRINKING WATER AND WILDFIRE PREVENTION, SPONSORED BY ENVIRONMENTAL ORGANIZATIONS | Digital | Digital Ads | $364,000 |
| Largest all-time | 2022-10-24 | CHEN FOR CONTROLLER 2022 | Digital | Digital Advertising | $344,000 |
| Largest this cycle | 2026-05-08 | ADVANCE CALIFORNIA, SPONSORED BY CALIFORNIA APARTMENT ASSOCIATION AND CALIFORNIA LIFE SCIENCES | Media | Media Buy | $321,064 |
| Largest this cycle | 2026-04-22 | ADVANCE CALIFORNIA, SPONSORED BY CALIFORNIA APARTMENT ASSOCIATION AND CALIFORNIA LIFE SCIENCES | Media | Media Buy | $280,000 |
| Largest this cycle | 2026-05-22 | 911819 | — | — | $231,464 |
| Recent | 2026-06-30 | CALIFORNIA LEADS | Admin & Office | TEL, WEB | $216,028 |
| Recent | 2026-07-28 | ASIAN AMERICANS FOR REPRESENTATION | Digital | Digital Advertising | $5,000 |
| Recent | 2026-07-02 | WARNER, WILLIAM TODD | — | MARKETING | $4,243 |
| Recent | 2026-07-02 | WARNER, WILLIAM TODD | — | MARKETING | $3,216 |