Robert Rivas for Assembly 2026

$4.57M 2025-2026 cycle

Robert Rivas for Assembly 2026 is a political services vendor. In the 2025-2026 cycle Robert Rivas for Assembly 2026 was paid $4.57M across 69 client committees, of which $929K flowed through Independent Expenditures rather than direct committee payments.

● Recent

Part I Identity

Stable facts about this entity. These figures do not change as you adjust the timeframe in Part II.

Source split

$4.57M = $3.64M (Schedule B) + $929K (Independent Expenditures)
Schedule B
direct committee payments		 $3,643,866 842 rows 79.7%
Independent Expenditures
money this entity spent supporting candidates, NOT a committee paying them		 $928,595 297 rows 20.3%
Activity span ALL TIME
Feb 25, 2019 → Jul 31, 2026
spans 7.4 years
Disbursements ALL TIME
842
Schedule B + IE rows
Client committees ALL TIME
69
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.

Aug 2025 Jul 2026
$1.31M across 12 months
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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.

VIEW 1 DIAGRAM DECORATIVE

Top buyers last 1 months · top 1

RIVAS FOR ASSEMBLY 2026; ROBERT $15K — · 2 txns RR Robert Rivas for Assembly 2026
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
RIVAS FOR ASSEMBLY 2026; ROBERT
1476818
 $14,800 2
View all buyers in research · last 1 mo →
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 3 months · top 7

RIVAS FOR ASSEMBLY 2026; ROBERT $296K Contributions & Transfers · 101 txns BAY AREA LEGISLATIVE LEADERS PAC $6K — · 1 txn 990321 $3K — · 1 txn SEIU LOCAL 121 RN PAC $3K — · 1 txn 880824 $3K — · 2 txns 890106 $1K — · 1 txn 742417 $572 Print & Mail · 2 txns RR Robert Rivas for Assembly 2026
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
RIVAS FOR ASSEMBLY 2026; ROBERT
1476818
 $295,756
IE $84,500 · SB $211,256
 101
BAY AREA LEGISLATIVE LEADERS PAC
1377585
 $5,900 1
990321
990321
 $3,000 1
SEIU LOCAL 121 RN PAC
1303833
 $3,000 1
880824
880824
 $3,000 2
890106
890106
 $1,000 1
742417
742417
 $572 2
View all buyers in research · last 3 mo →
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 6 months · top 10

RIVAS FOR ASSEMBLY 2026; ROBERT $684K Other / Unclassified · 210 txns RIVAS BALLOT MEASURE COMMITTEE; CALIF… $14K — · 2 txns 743501 $12K — · 1 txn 831628 $12K Other / Unclassified · 1 txn UNITED NURSES ASSOCIATIONS OF CALIFOR… $12K — · 1 txn SERVICE EMPLOYEES INTERNATIONAL UNION… $12K Other / Unclassified · 1 txn 743895 $12K Other / Unclassified · 1 txn 960772 $12K Other / Unclassified · 1 txn UNITED DOMESTIC WORKERS OF AMERICA AC… $12K Other / Unclassified · 1 txn BAY AREA LEGISLATIVE LEADERS PAC $6K — · 1 txn RR Robert Rivas for Assembly 2026
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
RIVAS FOR ASSEMBLY 2026; ROBERT
1476818
 $683,654
IE $174,150 · SB $509,504
 210
RIVAS BALLOT MEASURE COMMITTEE; CALIFORNIA DREAM FOR ALL, ROBERT
1451423
 $14,000
IE $7,000 · SB $7,000
 2
743501
743501
 $11,800 1
831628
831628
 $11,800 1
UNITED NURSES ASSOCIATIONS OF CALIFORNIA / UNION OF HEALTH CARE PROFESSIONALS PAC (UNAC/UHCP PAC)
1295768
 $11,800 1
SERVICE EMPLOYEES INTERNATIONAL UNION LOCAL 1000 CANDIDATE PAC
1273063
 $11,800 1
743895
743895
 $11,800 1
960772
960772
 $11,800 1
UNITED DOMESTIC WORKERS OF AMERICA ACTION FUND
1302384
 $11,800 1
BAY AREA LEGISLATIVE LEADERS PAC
1377585
 $5,900 1
View all buyers in research · last 6 mo →
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 12 months · top 10

RIVAS FOR ASSEMBLY 2026; ROBERT $1.41M Other / Unclassified · 670 txns RIVAS BALLOT MEASURE COMMITTEE; CALIF… $14K — · 2 txns 743895 $12K Other / Unclassified · 1 txn UNITED NURSES ASSOCIATIONS OF CALIFOR… $12K — · 1 txn 743501 $12K — · 1 txn UNITED DOMESTIC WORKERS OF AMERICA AC… $12K Other / Unclassified · 1 txn SERVICE EMPLOYEES INTERNATIONAL UNION… $12K Other / Unclassified · 1 txn BUILDING A STRONGER FUTURE FOR CALIFO… $12K Other / Unclassified · 1 txn 760715 $12K Other / Unclassified · 2 txns 831628 $12K Other / Unclassified · 1 txn RR Robert Rivas for Assembly 2026
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
RIVAS FOR ASSEMBLY 2026; ROBERT
1476818
 $1,406,743
IE $409,050 · SB $997,693
 670
RIVAS BALLOT MEASURE COMMITTEE; CALIFORNIA DREAM FOR ALL, ROBERT
1451423
 $14,000
IE $7,000 · SB $7,000
 2
743895
743895
 $11,800 1
UNITED NURSES ASSOCIATIONS OF CALIFORNIA / UNION OF HEALTH CARE PROFESSIONALS PAC (UNAC/UHCP PAC)
1295768
 $11,800 1
743501
743501
 $11,800 1
UNITED DOMESTIC WORKERS OF AMERICA ACTION FUND
1302384
 $11,800 1
SERVICE EMPLOYEES INTERNATIONAL UNION LOCAL 1000 CANDIDATE PAC
1273063
 $11,800 1
BUILDING A STRONGER FUTURE FOR CALIFORNIA PAC, SPONSORED BY WESTERN STATES REGIONAL COUNCIL OF CARPENTERS
1469747
 $11,800 1
760715
760715
 $11,800 2
831628
831628
 $11,800 1
View all buyers in research · last 12 mo →
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 18 months · top 10

RIVAS FOR ASSEMBLY 2026; ROBERT $2.93M Contributions & Transfers · 835 txns 760715 $14K Other / Unclassified · 3 txns RIVAS BALLOT MEASURE COMMITTEE; CALIF… $14K — · 2 txns 761128 $12K Other / Unclassified · 5 txns UNITED NURSES ASSOCIATIONS OF CALIFOR… $12K — · 1 txn BUILDING A STRONGER FUTURE FOR CALIFO… $12K Other / Unclassified · 1 txn 743501 $12K — · 1 txn SERVICE EMPLOYEES INTERNATIONAL UNION… $12K Other / Unclassified · 1 txn BAY AREA LEGISLATIVE LEADERS PAC $12K Other / Unclassified · 2 txns UNITED DOMESTIC WORKERS OF AMERICA AC… $12K Other / Unclassified · 1 txn RR Robert Rivas for Assembly 2026
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
RIVAS FOR ASSEMBLY 2026; ROBERT
1476818
 $2,926,656
IE $644,000 · SB $2,282,656
 835
760715
760715
 $14,300 3
RIVAS BALLOT MEASURE COMMITTEE; CALIFORNIA DREAM FOR ALL, ROBERT
1451423
 $14,000
IE $7,000 · SB $7,000
 2
761128
761128
 $11,900 5
UNITED NURSES ASSOCIATIONS OF CALIFORNIA / UNION OF HEALTH CARE PROFESSIONALS PAC (UNAC/UHCP PAC)
1295768
 $11,800 1
BUILDING A STRONGER FUTURE FOR CALIFORNIA PAC, SPONSORED BY WESTERN STATES REGIONAL COUNCIL OF CARPENTERS
1469747
 $11,800 1
743501
743501
 $11,800 1
SERVICE EMPLOYEES INTERNATIONAL UNION LOCAL 1000 CANDIDATE PAC
1273063
 $11,800 1
BAY AREA LEGISLATIVE LEADERS PAC
1377585
 $11,800 2
UNITED DOMESTIC WORKERS OF AMERICA ACTION FUND
1302384
 $11,800 1
View all buyers in research · last 18 mo →
VIEW 1 DIAGRAM DECORATIVE

Top buyers last 24 months · top 10

RIVAS FOR ASSEMBLY 2026; ROBERT $3.83M Contributions & Transfers · 899 txns 780657 $14K Other / Unclassified · 2 txns 760715 $14K Other / Unclassified · 3 txns RIVAS BALLOT MEASURE COMMITTEE; CALIF… $14K — · 2 txns UNION OF AMERICAN PHYSICIANS AND DENT… $14K Other / Unclassified · 4 txns 761128 $12K Other / Unclassified · 5 txns UNITED NURSES ASSOCIATIONS OF CALIFOR… $12K — · 1 txn SERVICE EMPLOYEES INTERNATIONAL UNION… $12K Other / Unclassified · 1 txn BAY AREA LEGISLATIVE LEADERS PAC $12K Other / Unclassified · 2 txns BUILDING A STRONGER FUTURE FOR CALIFO… $12K Other / Unclassified · 1 txn RR Robert Rivas for Assembly 2026
VIEW 2 TABLE EXPORTABLE
Filer Total spend Disbursements
RIVAS FOR ASSEMBLY 2026; ROBERT
1476818
 $3,827,031
IE $655,000 · SB $3,172,031
 899
780657
780657
 $14,300 2
760715
760715
 $14,300 3
RIVAS BALLOT MEASURE COMMITTEE; CALIFORNIA DREAM FOR ALL, ROBERT
1451423
 $14,000
IE $7,000 · SB $7,000
 2
UNION OF AMERICAN PHYSICIANS AND DENTISTS MEDICAL ACTION COMMITTEE
1356185
 $13,900 4
761128
761128
 $11,900 5
UNITED NURSES ASSOCIATIONS OF CALIFORNIA / UNION OF HEALTH CARE PROFESSIONALS PAC (UNAC/UHCP PAC)
1295768
 $11,800 1
SERVICE EMPLOYEES INTERNATIONAL UNION LOCAL 1000 CANDIDATE PAC
1273063
 $11,800 1
BAY AREA LEGISLATIVE LEADERS PAC
1377585
 $11,800 2
BUILDING A STRONGER FUTURE FOR CALIFORNIA PAC, SPONSORED BY WESTERN STATES REGIONAL COUNCIL OF CARPENTERS
1469747
 $11,800 1
View all buyers in research · last 24 mo →

By party

PartyAmount%
Democratic $0 0.00%
Republican $0 0.00%
Non-partisan $4,572,461 100.00%

Part III Reference tables

Full all-time and cycle-to-date data.

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Money flow through this vendor

Where their ad buys point

IE payers (left) → races the buys targeted (right) · independent-expenditure filings only

No activity in the last 1 months.

Robert Rivas for Assembly 2026 RIVAS FOR ASSEMBLY 2026; RO… $85K Unspecified races (21 filin… $85K Total in: $85K Total out: $85K
Robert Rivas for Assembly 2026 RIVAS FOR ASSEMBLY 2026; RO… $174K RIVAS BALLOT MEASURE COMMIT… $7K Unspecified races (43 filin… $181K Total in: $181K Total out: $181K
Robert Rivas for Assembly 2026 RIVAS FOR ASSEMBLY 2026; RO… $409K RIVAS BALLOT MEASURE COMMIT… $7K Unspecified races (102 fili… $416K Total in: $416K Total out: $416K
Robert Rivas for Assembly 2026 RIVAS FOR ASSEMBLY 2026; RO… $644K RIVAS BALLOT MEASURE COMMIT… $7K Unspecified races (154 fili… $651K Total in: $651K Total out: $651K
Robert Rivas for Assembly 2026 RIVAS FOR ASSEMBLY 2026; RO… $655K RIVAS BALLOT MEASURE COMMIT… $7K Unspecified races (156 fili… $662K Total in: $662K Total out: $662K
View all transactions in research →
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Cycle-over-cycle trajectory

202420252026 Q3 2024 (2024 cycle): $6KQ4 2024 (2024 cycle): $52KQ1 2025 (2024 cycle): $1.03MQ2 2025 (2024 cycle): $1.15MQ3 2025 (2024 cycle): $240KQ4 2025 (2024 cycle): $312KQ1 2026 (2026 cycle): $352KQ2 2026 (2026 cycle): $426KQ3 2026 (2026 cycle): $78K Q3Q1Q3Q1Q3 $1.15M

current cycle earlier election cycle off-cycle year quarterly · 3 years

Per-quarter totals
Year Q Cycle Total Txns Top buyer · share Top category · share Cum. (cycle) YoY %
2024 Q3 2024 $6K 1 RIVAS FOR ASSEMBLY 2026; RO… 100% Other / Unclassified 100% $6K —
2024 Q4 2024 $52K 2 RIVAS FOR ASSEMBLY 2026; RO… 100% Contributions & Trans… 96% $58K —
2025 Q1 2024 $1.03M 91 RIVAS FOR ASSEMBLY 2026; RO… 92% Contributions & Trans… 74% $1.08M —
2025 Q2 2024 $1.15M 84 RIVAS FOR ASSEMBLY 2026; RO… 92% Contributions & Trans… 71% $2.24M —
2025 Q3 2024 $240K 73 RIVAS FOR ASSEMBLY 2026; RO… 85% Other / Unclassified 87% $2.48M —
2025 Q4 2024 $312K 276 RIVAS FOR ASSEMBLY 2026; RO… 91% Other / Unclassified 57% $2.79M —
2026 Q1 2026 $352K 143 RIVAS FOR ASSEMBLY 2026; RO… 67% Other / Unclassified 59% $352K —
2026 Q2 2026 $426K 127 RIVAS FOR ASSEMBLY 2026; RO… 77% Other / Unclassified 21% $778K —
2026 Q3 2026 $78K 41 RIVAS FOR ASSEMBLY 2026; RO… 100% Contributions & Trans… 81% $856K +1315%
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Revenue by service category

No category revenue in this window.

Revenue by service category

last 3 months · hover bars for cycle context
Contributions & Transfers — cycle-to-date Total: $1.76M across 87 disbursements (avg $20K/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (99% of category) Last paid: 5w ago · +6% vs prior cycle Contributions & Transfers $74K Print & Mail — cycle-to-date Total: $1K across 2 disbursements (avg $520/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Print & Mail $563 Digital — cycle-to-date Total: $9 across 1 disbursements (avg $9/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Digital $9

Revenue by service category

last 6 months · hover bars for cycle context
Contributions & Transfers — cycle-to-date Total: $1.76M across 87 disbursements (avg $20K/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (99% of category) Last paid: 5w ago · +6% vs prior cycle Contributions & Transfers $93K Fundraising — cycle-to-date Total: $194K across 390 disbursements (avg $498/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (98% of category) Last paid: 3mo ago · +33% vs prior cycle Fundraising $4K Print & Mail — cycle-to-date Total: $1K across 2 disbursements (avg $520/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Print & Mail $1K Digital — cycle-to-date Total: $9 across 1 disbursements (avg $9/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Digital $9

Revenue by service category

last 12 months · hover bars for cycle context
Fundraising — cycle-to-date Total: $194K across 390 disbursements (avg $498/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (98% of category) Last paid: 3mo ago · +33% vs prior cycle Fundraising $158K Contributions & Transfers — cycle-to-date Total: $1.76M across 87 disbursements (avg $20K/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (99% of category) Last paid: 5w ago · +6% vs prior cycle Contributions & Transfers $117K Print & Mail — cycle-to-date Total: $1K across 2 disbursements (avg $520/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Print & Mail $1K Digital — cycle-to-date Total: $9 across 1 disbursements (avg $9/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Digital $9

Revenue by service category

last 18 months · hover bars for cycle context
Contributions & Transfers — cycle-to-date Total: $1.76M across 87 disbursements (avg $20K/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (99% of category) Last paid: 5w ago · +6% vs prior cycle Contributions & Transfers $956K Fundraising — cycle-to-date Total: $194K across 390 disbursements (avg $498/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (98% of category) Last paid: 3mo ago · +33% vs prior cycle Fundraising $185K Print & Mail — cycle-to-date Total: $1K across 2 disbursements (avg $520/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Print & Mail $1K Digital — cycle-to-date Total: $9 across 1 disbursements (avg $9/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Digital $9

Revenue by service category

last 24 months · hover bars for cycle context
Contributions & Transfers — cycle-to-date Total: $1.76M across 87 disbursements (avg $20K/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (99% of category) Last paid: 5w ago · +6% vs prior cycle Contributions & Transfers $1.76M Fundraising — cycle-to-date Total: $194K across 390 disbursements (avg $498/check) Top buyer: RIVAS FOR ASSEMBLY 2026; ROBERT (98% of category) Last paid: 3mo ago · +33% vs prior cycle Fundraising $194K Print & Mail — cycle-to-date Total: $1K across 2 disbursements (avg $520/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Print & Mail $1K Digital — cycle-to-date Total: $9 across 1 disbursements (avg $9/check) Top buyer: 742417 (100% of category) Last paid: 2mo ago · no prior-cycle baseline Digital $9
Per-category breakdown · cycle-to-date
Category Total spend Txns Avg check % of total Top buyer · share Last paid
Contributions & Transfers $1,763,971 87 $20K 55.1% RIVAS FOR ASSEMBLY 2026; RO… 99% 5w ago
Other / Unclassified $1,244,450 269 $5K 38.8% RIVAS FOR ASSEMBLY 2026; RO… 73% 3mo ago
Fundraising $194,206 390 $498 6.1% RIVAS FOR ASSEMBLY 2026; RO… 98% 3mo ago
Print & Mail $1,040 2 $520 0.0% 742417 100% 2mo ago
Digital $9 1 $9 0.0% 742417 100% 2mo ago
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Client retention

Sticky-relationship signal: how many clients keep coming back across cycles vs one-time buyers.

0
Anchor clients 3+ cycles
$0 · 0% of revenue
13
Repeat clients 2 cycles
$3,312,231 · 91% of revenue
56
One-time clients 1 cycle
$331,635 · 9% of revenue
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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
$3,643,866 100.0% 69
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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 2025-06-04 RIVAS FOR ASSEMBLY 2026; ROBERT Contributions & Transfers Transfer of Carryover Funds $788,963
Largest all-time 2025-01-10 RIVAS FOR ASSEMBLY 2026; ROBERT Contributions & Transfers Transfer of Carryover Funds $755,752
Largest all-time 2024-12-03 RIVAS FOR ASSEMBLY 2026; ROBERT Contributions & Transfers Transfer Carryover Funds $50,000
Largest all-time 2026-05-15 RIVAS FOR ASSEMBLY 2026; ROBERT — — $11,800
Largest all-time 2026-04-14 SERVICE EMPLOYEES INTERNATIONAL UNION LOCAL 1000 CANDIDATE PAC Other / Unclassified — $11,800
Largest this cycle 2026-04-08 RIVAS FOR ASSEMBLY 2026; ROBERT Other / Unclassified — $11,800
Largest this cycle 2026-05-29 RIVAS FOR ASSEMBLY 2026; ROBERT — — $11,800
Largest this cycle 2026-05-15 743501 — — $11,800
Recent 2026-07-31 RIVAS FOR ASSEMBLY 2026; ROBERT — — $11,800
Recent 2026-07-27 RIVAS FOR ASSEMBLY 2026; ROBERT — All Purpose - Robert Rivas, STATE HOUSE 29th CA $3,000
Recent 2026-07-07 RIVAS FOR ASSEMBLY 2026; ROBERT Contributions & Transfers Earmarked Contribution from: TANIMURA, GARY $500
Recent 2026-07-07 RIVAS FOR ASSEMBLY 2026; ROBERT Contributions & Transfers Earmarked Contribution from: FASHING, PATRICIA $99
Recent 2026-07-07 RIVAS FOR ASSEMBLY 2026; ROBERT Contributions & Transfers Earmarked Contribution from: DECOSTA, JENET $99
View all disbursements in research →
6 raw FEC name variants collapsed into this canonical entity
See all 842 disbursements →