Ionics Incorporated
Plan context: Ionics Incorporated Retirement Plan
EIN 04-2068530 • Trevose, PA • 89 filings • 30 plans
Current Snapshot
Latest Year
2024
2024 Participants
66
2024 Assets
$32,879,660
2024 Contributions
$9,109,352
Historical Graphs
Total Assets Over Time
Aggregate end-of-year assets by filing year, excluding zero-asset years
Participants Over Time
Largest reported end-of-year plan headcount by filing year, used to avoid double-counting participants across overlapping plans
Company Timeline
Year summaries and individual filings are combined here so you can stay in one place while moving across years and plan filings.
| Year / Filing | Filings | Participants | Assets | Contributions | Contrib./Participant |
|---|---|---|---|---|---|
| 2024 | 1 | 66 | $32,879,660 | $0 | - |
| Ionics Incorporated Retirement Plan | - | 66 | $32,879,660 | - | - |
| 2023 | 1 | 73 | $34,689,916 | $0 | - |
| Ionics Incorporated Retirement Plan | - | 73 | $34,689,916 | - | - |
| 2022 | 1 | 78 | $33,733,006 | $0 | - |
| Ionics Incorporated Retirement Plan | - | 78 | $33,733,006 | - | - |
| 2021 | 1 | 81 | $47,028,221 | $9,109,352 | $112,461iApproximate average salary by contribution assumption: employee only about $2,811,528 at 4% or $1,874,352 at 6%; with 50% employer match about $1,874,352 at 4% or $1,249,568 at 6%; with 100% employer match about $1,405,764 at 4% or $937,176 at 6%. |
| Ionics Incorporated Retirement Plan | - | 81 | $47,028,221 | $9,109,352 | $112,461iApproximate average salary by contribution assumption: employee only about $2,811,528 at 4% or $1,874,352 at 6%; with 50% employer match about $1,874,352 at 4% or $1,249,568 at 6%; with 100% employer match about $1,405,764 at 4% or $937,176 at 6%. |
| 2020 | 1 | 92 | $38,028,634 | $1,206,353 | $13,113iApproximate average salary by contribution assumption: employee only about $327,813 at 4% or $218,542 at 6%; with 50% employer match about $218,542 at 4% or $145,695 at 6%; with 100% employer match about $163,907 at 4% or $109,271 at 6%. |
| Ionics Incorporated Retirement Plan | - | 92 | $38,028,634 | $1,206,353 | $13,113iApproximate average salary by contribution assumption: employee only about $327,813 at 4% or $218,542 at 6%; with 50% employer match about $218,542 at 4% or $145,695 at 6%; with 100% employer match about $163,907 at 4% or $109,271 at 6%. |
| 2019 | 1 | 101 | $36,811,555 | $1,619,805 | $16,038iApproximate average salary by contribution assumption: employee only about $400,942 at 4% or $267,295 at 6%; with 50% employer match about $267,295 at 4% or $178,196 at 6%; with 100% employer match about $200,471 at 4% or $133,647 at 6%. |
| Ionics Incorporated Retirement Plan | - | 101 | $36,811,555 | $1,619,805 | $16,038iApproximate average salary by contribution assumption: employee only about $400,942 at 4% or $267,295 at 6%; with 50% employer match about $267,295 at 4% or $178,196 at 6%; with 100% employer match about $200,471 at 4% or $133,647 at 6%. |
| 2018 | 1 | 105 | $32,465,702 | $725,000 | $6,905iApproximate average salary by contribution assumption: employee only about $172,619 at 4% or $115,079 at 6%; with 50% employer match about $115,079 at 4% or $76,720 at 6%; with 100% employer match about $86,310 at 4% or $57,540 at 6%. |
| Ionics Incorporated Retirement Plan | - | 105 | $32,465,702 | $725,000 | $6,905iApproximate average salary by contribution assumption: employee only about $172,619 at 4% or $115,079 at 6%; with 50% employer match about $115,079 at 4% or $76,720 at 6%; with 100% employer match about $86,310 at 4% or $57,540 at 6%. |
| 2017 | 1 | 116 | $36,969,868 | $812,306 | $7,003iApproximate average salary by contribution assumption: employee only about $175,066 at 4% or $116,711 at 6%; with 50% employer match about $116,711 at 4% or $77,807 at 6%; with 100% employer match about $87,533 at 4% or $58,355 at 6%. |
| Ionics Incorporated Retirement Plan | - | 116 | $36,969,868 | $812,306 | $7,003iApproximate average salary by contribution assumption: employee only about $175,066 at 4% or $116,711 at 6%; with 50% employer match about $116,711 at 4% or $77,807 at 6%; with 100% employer match about $87,533 at 4% or $58,355 at 6%. |
| 2016 | 1 | 127 | $34,903,863 | $217,718 | $1,714iApproximate average salary by contribution assumption: employee only about $42,858 at 4% or $28,572 at 6%; with 50% employer match about $28,572 at 4% or $19,048 at 6%; with 100% employer match about $21,429 at 4% or $14,286 at 6%. |
| Ionics Incorporated Retirement Plan | - | 127 | $34,903,863 | $217,718 | $1,714iApproximate average salary by contribution assumption: employee only about $42,858 at 4% or $28,572 at 6%; with 50% employer match about $28,572 at 4% or $19,048 at 6%; with 100% employer match about $21,429 at 4% or $14,286 at 6%. |
| 2015 | 1 | 139 | $35,818,091 | $0 | - |
| Ionics Incorporated Retirement Plan | - | 139 | $35,818,091 | - | - |
| 2014 | 1 | 147 | $38,322,487 | $400,000 | $2,721iApproximate average salary by contribution assumption: employee only about $68,027 at 4% or $45,351 at 6%; with 50% employer match about $45,351 at 4% or $30,234 at 6%; with 100% employer match about $34,014 at 4% or $22,676 at 6%. |
| Ionics Incorporated Retirement Plan | - | 147 | $38,322,487 | $400,000 | $2,721iApproximate average salary by contribution assumption: employee only about $68,027 at 4% or $45,351 at 6%; with 50% employer match about $45,351 at 4% or $30,234 at 6%; with 100% employer match about $34,014 at 4% or $22,676 at 6%. |
| 2013 | 1 | 172 | $38,050,334 | $2,260,000 | $13,140iApproximate average salary by contribution assumption: employee only about $328,488 at 4% or $218,992 at 6%; with 50% employer match about $218,992 at 4% or $145,995 at 6%; with 100% employer match about $164,244 at 4% or $109,496 at 6%. |
| Ionics Incorporated Retirement Plan | - | 172 | $38,050,334 | $2,260,000 | $13,140iApproximate average salary by contribution assumption: employee only about $328,488 at 4% or $218,992 at 6%; with 50% employer match about $218,992 at 4% or $145,995 at 6%; with 100% employer match about $164,244 at 4% or $109,496 at 6%. |
| 2012 | 1 | 182 | $33,237,976 | $1,290,000 | $7,088iApproximate average salary by contribution assumption: employee only about $177,198 at 4% or $118,132 at 6%; with 50% employer match about $118,132 at 4% or $78,755 at 6%; with 100% employer match about $88,599 at 4% or $59,066 at 6%. |
| Ionics Incorporated Retirement Plan | - | 182 | $33,237,976 | $1,290,000 | $7,088iApproximate average salary by contribution assumption: employee only about $177,198 at 4% or $118,132 at 6%; with 50% employer match about $118,132 at 4% or $78,755 at 6%; with 100% employer match about $88,599 at 4% or $59,066 at 6%. |
| 2011 | 1 | 207 | $30,357,958 | $2,240,000 | $10,821iApproximate average salary by contribution assumption: employee only about $270,531 at 4% or $180,354 at 6%; with 50% employer match about $180,354 at 4% or $120,236 at 6%; with 100% employer match about $135,266 at 4% or $90,177 at 6%. |
| Ionics Incorporated Retirement Plan | - | 207 | $30,357,958 | $2,240,000 | $10,821iApproximate average salary by contribution assumption: employee only about $270,531 at 4% or $180,354 at 6%; with 50% employer match about $180,354 at 4% or $120,236 at 6%; with 100% employer match about $135,266 at 4% or $90,177 at 6%. |
| 2010 | 1 | 219 | $31,703,861 | $1,562,000 | $7,132iApproximate average salary by contribution assumption: employee only about $178,311 at 4% or $118,874 at 6%; with 50% employer match about $118,874 at 4% or $79,249 at 6%; with 100% employer match about $89,155 at 4% or $59,437 at 6%. |
| Ionics Incorporated Retirement Plan | - | 219 | $31,703,861 | $1,562,000 | $7,132iApproximate average salary by contribution assumption: employee only about $178,311 at 4% or $118,874 at 6%; with 50% employer match about $118,874 at 4% or $79,249 at 6%; with 100% employer match about $89,155 at 4% or $59,437 at 6%. |
| 2009 | 2 | 268 | $29,723,328 | $600,000 | $2,239iApproximate average salary by contribution assumption: employee only about $55,970 at 4% or $37,313 at 6%; with 50% employer match about $37,313 at 4% or $24,876 at 6%; with 100% employer match about $27,985 at 4% or $18,657 at 6%. |
| Ionics Incorporated Retirement Plan | - | 268 | $29,723,328 | $600,000 | $2,239iApproximate average salary by contribution assumption: employee only about $55,970 at 4% or $37,313 at 6%; with 50% employer match about $37,313 at 4% or $24,876 at 6%; with 100% employer match about $27,985 at 4% or $18,657 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 0 | - | - | - |
| 2008 | 2 | 1,017 | $72,226,081 | $0 | - |
| Ionics Section 401K Stock Savings Plan | - | 1,017 | $47,985,432 | - | - |
| Ionics Incorporated Retirement Plan | - | 269 | $24,240,649 | - | - |
| 2007 | 2 | 1,074 | $102,086,292 | $0 | - |
| Ionics Section 401K Stock Savings Plan | - | 1,074 | $67,820,150 | - | - |
| Ionics Incorporated Retirement Plan | - | 353 | $34,266,142 | - | - |
| 2006 | 2 | 1,156 | $105,181,997 | $1,544,316 | $1,336iApproximate average salary by contribution assumption: employee only about $33,398 at 4% or $22,265 at 6%; with 50% employer match about $22,265 at 4% or $14,843 at 6%; with 100% employer match about $16,699 at 4% or $11,133 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 1,156 | $70,990,336 | - | - |
| Ionics Incorporated Retirement Plan | - | 367 | $34,191,661 | $1,544,316 | $4,208iApproximate average salary by contribution assumption: employee only about $105,199 at 4% or $70,132 at 6%; with 50% employer match about $70,132 at 4% or $46,755 at 6%; with 100% employer match about $52,599 at 4% or $35,066 at 6%. |
| 2005 | 9 | 1,323 | $97,795,266 | $3,435,038 | $2,596iApproximate average salary by contribution assumption: employee only about $64,910 at 4% or $43,273 at 6%; with 50% employer match about $43,273 at 4% or $28,849 at 6%; with 100% employer match about $32,455 at 4% or $21,637 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 1,323 | $67,662,562 | $3,343,570 | $2,527iApproximate average salary by contribution assumption: employee only about $63,182 at 4% or $42,121 at 6%; with 50% employer match about $42,121 at 4% or $28,081 at 6%; with 100% employer match about $31,591 at 4% or $21,061 at 6%. |
| Ionics Incorporated Retirement Plan | - | 448 | $30,132,704 | $91,468 | $204iApproximate average salary by contribution assumption: employee only about $5,104 at 4% or $3,403 at 6%; with 50% employer match about $3,403 at 4% or $2,269 at 6%; with 100% employer match about $2,552 at 4% or $1,701 at 6%. |
| General Ionics Welfare Benefit Plan | - | 0 | - | - | - |
| Ge Ionics & Ge Mobile Water Asset Management Plan | - | 845 | - | - | - |
| Ionics Group Dental Plan | - | 0 | - | - | - |
| Travel Accident Plan | - | 0 | - | - | - |
| Ionics Inc. Group Life Insurance Plan | - | 0 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 0 | - | - | - |
| Travel Accident Plan | - | 0 | - | - | - |
| 2004 | 9 | 2,211 | $69,574,564 | $6,209,708 | $2,809iApproximate average salary by contribution assumption: employee only about $70,214 at 4% or $46,809 at 6%; with 50% employer match about $46,809 at 4% or $31,206 at 6%; with 100% employer match about $35,107 at 4% or $23,405 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 990 | $38,696,685 | $3,830,748 | $3,869iApproximate average salary by contribution assumption: employee only about $96,736 at 4% or $64,491 at 6%; with 50% employer match about $64,491 at 4% or $42,994 at 6%; with 100% employer match about $48,368 at 4% or $32,245 at 6%. |
| Ionics Incorporated Retirement Plan | - | 499 | $30,877,879 | $2,378,960 | $4,767iApproximate average salary by contribution assumption: employee only about $119,186 at 4% or $79,458 at 6%; with 50% employer match about $79,458 at 4% or $52,972 at 6%; with 100% employer match about $59,593 at 4% or $39,729 at 6%. |
| Ionics Inc. Group Life Insurance Plan | - | 1,250 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 1,128 | - | - | - |
| Ionics Group Dental Plan | - | 1,178 | - | - | - |
| Travel Accident Plan | - | 1,245 | - | - | - |
| Travel Accident Plan | - | 2,211 | - | - | - |
| Ge Ionics & Ge Mobile Water Asset Management Plan | - | 1,245 | - | - | - |
| Idnics Grajp Medical Plan Harvnrd Pilgrim Health Care | - | 180 | - | - | - |
| 2003 | 8 | 1,780 | $61,171,196 | $8,485,460 | $4,767iApproximate average salary by contribution assumption: employee only about $119,178 at 4% or $79,452 at 6%; with 50% employer match about $79,452 at 4% or $52,968 at 6%; with 100% employer match about $59,589 at 4% or $39,726 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 1,055 | $31,149,604 | $3,337,440 | $3,163iApproximate average salary by contribution assumption: employee only about $79,086 at 4% or $52,724 at 6%; with 50% employer match about $52,724 at 4% or $35,149 at 6%; with 100% employer match about $39,543 at 4% or $26,362 at 6%. |
| Ionics Incorporated Retirement Plan | - | 575 | $30,021,592 | $5,148,020 | $8,953iApproximate average salary by contribution assumption: employee only about $223,827 at 4% or $149,218 at 6%; with 50% employer match about $149,218 at 4% or $99,479 at 6%; with 100% employer match about $111,913 at 4% or $74,609 at 6%. |
| IONICS BENEFIT PLAN | - | 170 | - | - | - |
| Travel Accident Plan | - | 1,780 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 278 | - | - | - |
| Idnics Grajp Medical Plan Harvnrd Pilgrim Health Care | - | 204 | - | - | - |
| Ionics Group Dental Plan | - | 454 | - | - | - |
| Ionics Inc. Group Life Insurance Plan | - | 508 | - | - | - |
| 2002 | 9 | 1,927 | $45,609,440 | $4,790,383 | $2,486iApproximate average salary by contribution assumption: employee only about $62,148 at 4% or $41,432 at 6%; with 50% employer match about $41,432 at 4% or $27,621 at 6%; with 100% employer match about $31,074 at 4% or $20,716 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 1,136 | $23,568,732 | $3,575,329 | $3,147iApproximate average salary by contribution assumption: employee only about $78,682 at 4% or $52,455 at 6%; with 50% employer match about $52,455 at 4% or $34,970 at 6%; with 100% employer match about $39,341 at 4% or $26,227 at 6%. |
| Ionics Incorporated Retirement Plan | - | 1,013 | $22,040,708 | $1,215,054 | $1,199iApproximate average salary by contribution assumption: employee only about $29,987 at 4% or $19,991 at 6%; with 50% employer match about $19,991 at 4% or $13,327 at 6%; with 100% employer match about $14,993 at 4% or $9,996 at 6%. |
| IONICS BENEFIT PLAN | - | 142 | - | - | - |
| Ionics Group Dental Plan | - | 484 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 261 | - | - | - |
| Idnics Grajp Medical Plan Harvnrd Pilgrim Health Care | - | 210 | - | - | - |
| Ionics Inc. Group Life Insurance Plan | - | 593 | - | - | - |
| Travel Accident Plan | - | 1,927 | - | - | - |
| General Ionics Welfare Benefit Plan | - | 119 | - | - | - |
| 2001 | 10 | 3,180 | $50,981,082 | $7,332,817 | $2,306iApproximate average salary by contribution assumption: employee only about $57,648 at 4% or $38,432 at 6%; with 50% employer match about $38,432 at 4% or $25,621 at 6%; with 100% employer match about $28,824 at 4% or $19,216 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 1,331 | $27,419,747 | $3,963,358 | $2,978iApproximate average salary by contribution assumption: employee only about $74,443 at 4% or $49,629 at 6%; with 50% employer match about $49,629 at 4% or $33,086 at 6%; with 100% employer match about $37,222 at 4% or $24,814 at 6%. |
| Ionics Incorporated Retirement Plan | - | 579 | $23,561,335 | $3,369,459 | $5,819iApproximate average salary by contribution assumption: employee only about $145,486 at 4% or $96,991 at 6%; with 50% employer match about $96,991 at 4% or $64,661 at 6%; with 100% employer match about $72,743 at 4% or $48,495 at 6%. |
| General Ionics Welfare Benefit Plan | - | 111 | - | - | - |
| Idnics Grajp Medical Plan Harvnrd Pilgrim Health Care | - | 232 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 560 | - | - | - |
| IONICS BENEFIT PLAN | - | 209 | - | - | - |
| Ionics Inc. Group Life Insurance Plan | - | 654 | - | - | - |
| Ionics Group Dental Plan | - | 778 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 560 | - | - | - |
| Travel Accident Plan | - | 3,180 | - | - | - |
| 2000 | 11 | 2,970 | $0 | $0 | - |
| Life Insurance & Weekly Indemnity Plan for Ionics Bridgeville Employees | - | 244 | - | - | - |
| Hospitalization, Major Medical and Dental Plan for Ionics Bridgeville Employees | - | 480 | - | - | - |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 306 | - | - | - |
| Ionics Group Dental Plan | - | 741 | - | - | - |
| Travel Accident Plan | - | 2,970 | - | - | - |
| General Ionics Welfare Benefit Plan | - | 103 | - | - | - |
| Vision Care & Prescription Drug Plan for Ionics Bridgeville Employees | - | 199 | - | - | - |
| Idnics Grajp Medical Plan Harvnrd Pilgrim Health Care | - | 227 | - | - | - |
| Ionics Inc. Group Life Insurance Plan | - | 866 | - | - | - |
| Ionics Section 401K Stock Savings Plan | - | 1,423 | - | - | - |
| Ionics Incorporated Retirement Plan | - | 676 | - | - | - |
| 1999 | 10 | 2,617 | $46,932,879 | $6,694,191 | $2,558iApproximate average salary by contribution assumption: employee only about $63,949 at 4% or $42,633 at 6%; with 50% employer match about $42,633 at 4% or $28,422 at 6%; with 100% employer match about $31,975 at 4% or $21,316 at 6%. |
| Ionics Section 401K Stock Savings Plan | - | 1,192 | $24,142,267 | $3,275,674 | $2,748iApproximate average salary by contribution assumption: employee only about $68,701 at 4% or $45,801 at 6%; with 50% employer match about $45,801 at 4% or $30,534 at 6%; with 100% employer match about $34,351 at 4% or $22,900 at 6%. |
| Ionics Incorporated Retirement Plan | - | 697 | $22,790,612 | $3,418,517 | $4,905iApproximate average salary by contribution assumption: employee only about $122,615 at 4% or $81,744 at 6%; with 50% employer match about $81,744 at 4% or $54,496 at 6%; with 100% employer match about $61,308 at 4% or $40,872 at 6%. |
| Ionics Group Medical Plan Blue Cross-Blue Shield | - | 473 | - | - | - |
| Idnics Grajp Medical Plan Harvnrd Pilgrim Health Care | - | 225 | - | - | - |
| Ionics Group Dental Plan | - | 716 | - | - | - |
| Life Insurance & Weekly Indemnity Plan for Ionics Bridgeville Employees | - | 165 | - | - | - |
| Hospitalization, Major Medical and Dental Plan for Ionics Bridgeville Employees | - | 143 | - | - | - |
| Vision Care & Prescription Drug Plan for Ionics Bridgeville Employees | - | 142 | - | - | - |
| Ionics Inc. Group Life Insurance Plan | - | 888 | - | - | - |
| Travel Accident Plan | - | 2,617 | - | - | - |